WO2014136271A1 - 車両用電力変換装置 - Google Patents
車両用電力変換装置 Download PDFInfo
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- WO2014136271A1 WO2014136271A1 PCT/JP2013/056524 JP2013056524W WO2014136271A1 WO 2014136271 A1 WO2014136271 A1 WO 2014136271A1 JP 2013056524 W JP2013056524 W JP 2013056524W WO 2014136271 A1 WO2014136271 A1 WO 2014136271A1
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- semiconductor element
- inverter
- element modules
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- output
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W40/00—Arrangements for thermal protection or thermal control
- H10W40/20—Arrangements for cooling
- H10W40/22—Arrangements for cooling characterised by their shape, e.g. having conical or cylindrical projections
- H10W40/226—Arrangements for cooling characterised by their shape, e.g. having conical or cylindrical projections characterised by projecting parts, e.g. fins to increase surface area
- H10W40/228—Arrangements for cooling characterised by their shape, e.g. having conical or cylindrical projections characterised by projecting parts, e.g. fins to increase surface area the projecting parts being wire-shaped or pin-shaped
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W40/00—Arrangements for thermal protection or thermal control
- H10W40/40—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids
- H10W40/43—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids by flowing gases, e.g. forced air cooling
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/611—Insulating or insulated package substrates; Interposers; Redistribution layers for connecting multiple chips together
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/62—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their interconnections
- H10W70/65—Shapes or dispositions of interconnections
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/67—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their insulating layers or insulating parts
- H10W70/68—Shapes or dispositions thereof
- H10W70/685—Shapes or dispositions thereof comprising multiple insulating layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/10—Electrical machine types
- B60L2220/14—Synchronous machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/40—Electrical machine applications
- B60L2220/42—Electrical machine applications with use of more than one motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/52—Drive Train control parameters related to converters
- B60L2240/525—Temperature of converter or components thereof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
- H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
- H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/487—Neutral point clamped inverters
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
- H10D62/832—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge being Group IV materials comprising two or more elements, e.g. SiGe
- H10D62/8325—Silicon carbide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Definitions
- Embodiments of the present invention relate to a vehicle power conversion device.
- a 1500 A Si IGBT (Insulated Gate Bipolar Transistor) module has been put into practical use.
- the current rating of the element module is about 1500 A per element module for 3.3 kV, so it is generally used in railway vehicles.
- IM induction motors
- PMSM Permanent Magnet Synchronous Motor
- the element module is mounted in a planar manner on the cooler, so that the size of the outer shape of the inverter is the size of the area occupied by the element module It will be greatly influenced by. Therefore, there is a limit to miniaturization in the current configuration using the Si IGBT module.
- the power converter for a vehicle applies a SiC (silicon carbide) to a switching element that performs a switching operation and a reflux diode that flows a reflux current, and drives a single permanent magnet type synchronous motor.
- a semiconductor element module having three phases of a circuit for one-phase AC output in which an arm in which the reflux diode is connected in antiparallel with the switching element is connected in series, and the four semiconductor element modules are cooled And a single cooling unit.
- the vehicle power converter according to the embodiment applies SiC (silicon carbide) to a switching element that performs a switching operation and a reflux diode that flows a reflux current, and drives four induction motors connected in parallel.
- SiC silicon carbide
- an inverter semiconductor element module having a circuit in which an arm in which the reflux diode is connected in antiparallel with the switching element is connected in series, and the four induction motors are driven.
- the vehicular power conversion device applies SiC (silicon carbide) to a switching element that performs a switching operation and a reflux diode that flows a reflux current, and performs three-phase AC output for driving the induction motor.
- SiC silicon carbide
- a semiconductor element module for an inverter having three phases of a circuit for one-phase AC output in which an arm in which the reflux diode is connected in antiparallel with the switching element is connected in series, and two semiconductor elements for the inverter A neutral unit comprising a cooling unit for cooling the module, a three-phase AC output for driving four induction motors connected in parallel, and two semiconductor element modules for the inverter connected in parallel To do.
- FIG. 1 is a diagram illustrating an example of a circuit configuration of a vehicle power conversion device according to the first embodiment.
- FIG. 2 is a diagram illustrating the installation of the semiconductor element module in the cooling unit.
- FIG. 3 is a diagram illustrating a side surface when the semiconductor element module is installed in the cooling unit.
- FIG. 4 is a diagram illustrating an example of a circuit configuration of the vehicle power conversion device according to the second embodiment.
- FIG. 5 is a diagram illustrating the installation of the semiconductor element module in the cooling unit. 6 is a cross-sectional view taken along the line IV-IV in FIG.
- FIG. 7 is a diagram illustrating an example of a circuit configuration of the vehicle power converter according to the third embodiment.
- FIG. 8 is a diagram illustrating the installation of the semiconductor element module in the cooling unit.
- FIG. 9 is a cross-sectional view taken along line VV in FIG.
- FIG. 10 is a diagram illustrating an example of a circuit configuration of the vehicle power converter according to the fourth embodiment.
- FIG. 11 is a diagram illustrating the appearance of the vehicular power converter according to the first modification.
- 12 is a cross-sectional view taken along line VIa-VIa in FIG. 13 is a cross-sectional view taken along line VIb-VIb in FIG. 14 is a sectional view taken along line VIc-VIc in FIG.
- FIG. 15 is a conceptual diagram illustrating connection to a terminal unit.
- FIG. 16 is a side view from the direction C in FIG. 17 is a cross-sectional view taken along the line VII-VII in FIG. FIG.
- FIG. 18 is a diagram illustrating the appearance of the vehicular power converter according to the second modification.
- FIG. 19 is a cross-sectional view taken along line VIII-VIII in FIG. 18 when resin-sealed with mold resin.
- FIG. 20 is a diagram illustrating the appearance of the vehicular power converter according to the third modification.
- 21 is a cross-sectional view taken along the line IXa-IXa in FIG. 22 is a cross-sectional view taken along the line IXb-IXb in FIG.
- FIG. 23 is a conceptual diagram illustrating the connection to the conductor receiving portion.
- FIG. 1 is a diagram illustrating an example of a circuit configuration of a vehicle power conversion device 100 according to the first embodiment.
- a vehicular power conversion device 100 has a circuit configuration that performs three-phase AC output for independently driving permanent magnet type synchronous motors 2a to 2d with power from a DC overhead (not shown).
- 1C4M C: Controller, M: Motor
- the main circuit configuration of the vehicular power converter 100 includes a pantograph 4, a high-speed circuit breaker 5, a charging resistor short-circuit contactor 6, an open contactor 8, a filter reactor 9, a filter capacitor 14, a filter capacitor voltage detector 15, a filter Capacitor discharge unit 16 (comprising filter capacitor discharge resistor 10 and discharge switching element 11), 6in1 semiconductor element modules 13a, 13b, 13c, 13d, one cooling unit 1 for cooling these semiconductor element modules, wheels 12, and permanent
- the magnetic synchronous motors 2a, 2b, 2c, and 2d, motor open contactors 3a, 3b, 3c, and 3d, and current detectors 17a, 17b, 17c, 17d, 17e, 17f, 17g, and 17h are included.
- the pantograph 4 that collects current from the DC overhead is connected to the high-speed circuit breaker 5, and the high-speed circuit breaker 5 is connected to the contactor 6 for charging resistance short circuit.
- the charging resistor short-circuit contactor 6 is connected in parallel with the charging resistor 7 and is connected to the open contactor 8.
- the open contactor 8 is connected to the filter reactor 9.
- the filter reactor 9 is connected to one end of the semiconductor element modules 13 a, 13 b, 13 c, and 13 d in the vehicle power conversion device 100, and the other end of the semiconductor element modules 13 a, 13 b, 13 c, and 13 d is connected to the wheel 12.
- the filter capacitor discharge unit 16 has one terminal side connected between the filter reactor 9 and the semiconductor element modules 13a, 13b, 13c, and 13d, and the other terminal side connected to the wheel 12 and the semiconductor element modules 13a, 13b, 13c and 13d. Both ends of the filter capacitor 14 are connected between the filter capacitor discharge unit 16 and the semiconductor element modules 13a, 13b, 13c, and 13d.
- the semiconductor element modules 13a, 13b, 13c, and 13d include a switching element 101 that performs a switching operation based on a voltage applied to a gate by gate driver circuit boards 20a, 20b, 20c, and 20d (see FIGS. 2 and 3), And a reflux diode 102 for flowing a reflux current.
- the semiconductor element modules 13 a, 13 b, 13 c, and 13 d have three phases of circuits related to a one-phase AC output in which an arm in which the free wheel diode 102 is connected in antiparallel with the switching element 101 is connected in series.
- each of the semiconductor element modules 13a, 13b, 13c, and 13d has a circuit that performs three-phase AC output for driving one permanent magnet type synchronous motor (2a, 2b, 2c, and 2d),
- the switching element 101 has a 6 in 1 configuration in which one circuit module is incorporated.
- the semiconductor element modules 13 a, 13 b, 13 c, and 13 d having the 6 in 1 configuration are attached to the cooling unit 1.
- the cooling unit 1 cools the semiconductor element modules 13a, 13b, 13c, and 13d by dissipating the heat generated by the semiconductor element modules 13a, 13b, 13c, and 13d from the heat radiating unit 1a (see FIG. 11) via a refrigerant or the like. To do.
- SiC silicon carbide
- the switching element 101 and the free wheeling diode 102 when used for power conversion, they need to be cooled because they generate a large amount of heat.
- the allowable temperature of a semiconductor to which Si is applied is 125 ° C. to 150 ° C.
- the allowable temperature of a semiconductor to which SiC is applied is 200 ° C. to 250 ° C., and the device can be used at a higher temperature. Therefore, by applying SiC to the switching element 101 and the freewheeling diode 102, the cooling unit 1 can be simplified as compared with the case where Si is applied.
- the thickness of the chip junction inside the semiconductor element modules 13a, 13b, 13c, and 13d can be reduced by one digit or more. Therefore, the on-resistance per unit area can be reduced. Conversely, the current density can be increased. Practically, SiC can increase the current density to more than twice that of Si. Therefore, by using SiC for the switching element 101 and the freewheeling diode 102, a chip with a larger current rating can be manufactured even if the chip size is the same. As a result, even if the semiconductor element modules 13a, 13b, 13c, and 13d are the same size as the Si IGBT, a module with a larger current rating can be manufactured.
- the current density can be increased to about twice as compared with the case where Si is applied.
- the area occupied by the semiconductor element modules 13a, 13b, 13c, and 13d attached to the unit 1 can be halved.
- an element module rated at 1500 A by Si has been put into practical use, and the current density is doubled by making the switching element 101 and the reflux diode 102 SiC, so that the same element as the element module rated at 1500 A by Si is used.
- the module is made of SiC, an element module rated at 3000A can be formed. If the element rating for driving one motor is about 500 A as in PMSM driving, it is possible to put up to six elements with a current rating of 500 A in one element module.
- the switching elements 101 are arranged on the positive side and the negative side of each phase in the three-phase inverter, by packaging the six switching elements 101 in one module, the semiconductor element modules 13a, 13b, 13c, An inverter that drives one of the permanent magnet type synchronous motors 2a, 2b, 2c, and 2d can be configured by one of 13d, and downsizing of the inverter can be realized.
- FIG. 2 is a diagram illustrating the installation of the semiconductor element modules 13a, 13b, 13c, and 13d in the cooling unit 1.
- FIG. 3 is a diagram illustrating a side surface (when viewed from below in FIG. 2) when the semiconductor element modules 13a, 13b, 13c, and 13d are installed in the cooling unit 1.
- the semiconductor element modules 13a, 13b, 13c, and 13d are installed side by side on the same cooling surface (the upper surface of the cooling unit 1 in the illustrated example) on which the cooling unit 1 performs cooling.
- the semiconductor element modules 13a, 13b, 13c, and 13d gate driver circuit boards 20a, 20b, 20c, and 20d, a positive-side laminated conductor 21, and a negative-side laminated conductor 22 are provided on the semiconductor element modules 13a, 13b. , 13c, and 13d.
- the semiconductor element module 13b and the gate driver circuit board 20b are connected through a connection bush 60b.
- the semiconductor element module 13b and the negative electrode side laminated conductor 22 are connected via the connection bush 61b.
- the semiconductor element module 13b and the positive electrode side laminated conductor 21 are connected via the connection bush 62b.
- the semiconductor element module 13b and the AC output terminal conductor 23b are connected via a connection bush 63b.
- the semiconductor element module 13d and the gate driver circuit board 20d, the semiconductor element module 13d and the negative side laminated conductor 22, the semiconductor element module 13d and the positive side laminated conductor 21, the semiconductor element module 13d and the AC side output terminal conductor 23d are connected.
- the bushes 60d, 61d, 62d, and 63d are connected to each other. It goes without saying that the semiconductor element modules 13a and 13c are similarly connected via the connection bush.
- the AC side output terminal conductors 23a, 23b, 23c, and 23d are conductors that perform AC output for three phases to the permanent magnet synchronous motors 2a, 2b, 2c, and 2d.
- the AC side output terminal conductor 23a performs three-phase AC output of (U1, V1, W1) to the permanent magnet type synchronous motor 2a.
- the AC side output terminal conductor 23b performs three-phase AC output of (U2, V2, W2) to the permanent magnet type synchronous motor 2b.
- the AC side output terminal conductor 23c performs three-phase AC output of (U3, V3, W3) to the permanent magnet type synchronous motor 2c.
- the AC side output terminal conductor 23d performs a three-phase AC output of (U4, V4, W4) to the permanent magnet type synchronous motor 2d.
- the gate control wiring is reduced, and the gate control response is reduced.
- the positive-side laminated conductor 21 and the negative-side laminated conductor 22 are connected to the semiconductor element modules 13a, 13b, 13c, and 13d via connection bushes, and the positive-side laminated conductor 21 and the negative-side laminated conductor 22 are connected by four element modules.
- the gate driver circuit boards 20a and 20c of the semiconductor element modules 13a and 13c are juxtaposed at one end of the cooling unit 1.
- the gate driver circuit boards 20b and 20d of the semiconductor element modules 13b and 13d are juxtaposed at the end opposite to the one end.
- the AC output terminal conductor 23a has a substantially L-shape and extends from the left side of the semiconductor element module 13a in FIG.
- the AC output terminal conductor 23c has a substantially L shape, and extends from the left side of the semiconductor element module 13c in FIG.
- the AC-side output terminal conductor 23b has a shape that is substantially symmetrical with the L shape, and extends from the right side of the semiconductor element module 13a in FIG.
- the AC-side output terminal conductor 23d has a shape that is substantially symmetrical with the L shape, and extends from the right side of the semiconductor element module 13c in FIG.
- the AC side output terminal conductor 23b is positioned obliquely on the upper side with respect to the AC side output terminal conductor 23a, and the AC side output terminal conductor 23c is on the lower side with respect to the AC side output terminal conductor 23b.
- the AC side output terminal conductor 23d is positioned obliquely above the AC side output terminal conductor 23c. Therefore, it is possible to secure as much insulation distance as possible while making the difference in inductance between the AC output terminal conductors 23 small. From the above, the vehicular power conversion device having the configuration of the present embodiment can achieve downsizing and energy saving.
- FIG. 4 is a diagram illustrating an example of a circuit configuration of the vehicle power conversion device 100a according to the second embodiment.
- the vehicle power conversion device 100 a has a circuit configuration that performs three-phase AC output with power from a DC overhead (not shown), and is connected in parallel to the vehicle power conversion device 100 a.
- 1C4M is configured to drive the induction motors 19a, 19b, 19c, and 19d.
- the main circuit configuration of the vehicular power conversion device 100a includes a pantograph 4, a high-speed circuit breaker 5, a charging resistor short-circuit contactor 6, an open contactor 8, a filter reactor 9, a filter capacitor 14, a filter capacitor voltage detector 15, and a filter.
- Capacitor discharge unit 16 (comprising filter capacitor discharge resistor 10 and discharge switching element 11), 2 in 1 semiconductor element modules 18a, 18b, 18c, one cooling unit 27 for cooling these semiconductor element modules, wheels 12, induction motor 19a , 19b, 19c, 19d and current detectors 24a, 24b.
- the cooling unit 27 cools the semiconductor element modules 18a, 18b, and 18c by radiating heat generated by the semiconductor element modules 18a, 18b, and 18c from the heat radiating portion via a refrigerant or the like.
- each of the semiconductor element modules 18a, 18b, and 18c flows a reflux current with the switching element 101 that performs a switching operation based on the voltage applied to the gate by the gate driver circuit boards 20a, 20b, and 20c (see FIGS. 5 and 6). And a free-wheeling diode 102.
- each of the semiconductor element modules 18a, 18b, and 18c includes a circuit for a one-phase AC output in which an arm in which the freewheeling diode 102 is connected in antiparallel with the switching element 101 is connected in series. Is in a 2-in-1 configuration in which one circuit module is incorporated.
- the 2-in-1 semiconductor element modules 18a, 18b, and 18c perform three-phase AC output that drives the induction motors 19a, 19b, 19c, and 19d connected in parallel.
- the semiconductor element modules 18 a, 18 b, and 18 c having the 2-in-1 configuration are attached to the cooling unit 27.
- SiC silicon carbide
- FIG. 5 is a diagram illustrating the installation of the semiconductor element modules 18a, 18b, and 18c in the cooling unit 27.
- 6 is a cross-sectional view taken along the line IV-IV in FIG.
- the semiconductor element modules 18a, 18b, and 18c are installed side by side on the same cooling surface (the upper surface of the cooling unit 27 in the illustrated example) on which the cooling unit 27 performs cooling.
- gate driver circuit boards 20a, 20b, 20c, a positive side laminate conductor 21, and a negative side laminate conductor 22 are abbreviated as semiconductor element modules 18a, 18b, 18c. They are arranged in parallel.
- the semiconductor element modules 18a, 18b, and 18c are connected to the gate driver circuit boards 20a, 20b, and 20c, the positive side laminate conductor 21, the negative side laminate conductor 22, and the AC side output terminal conductors 23a, 23b, and 23c via connection bushes. Has been.
- the semiconductor element module 18a and the gate driver circuit board 20a are connected through a connection bush 60a.
- the semiconductor element module 18a and the positive electrode side laminated conductor 21 are connected via the connection bush 62a.
- the semiconductor element module 18a and the AC side output terminal conductor 23a are connected via a connection bush 63a.
- the semiconductor element module 18b and the gate driver circuit board 20b, the semiconductor element module 18b and the positive side laminate conductor 21, and the semiconductor element module 18b and the AC side output terminal conductor 23b are connected through connection bushes 60b, 62b, and 63b, respectively. Is done.
- the semiconductor element module 18c and the gate driver circuit board 20c, the semiconductor element module 18c and the positive side laminated conductor 21, and the semiconductor element module 18c and the AC side output terminal conductor 23c are connected via connection bushes 60c, 62c, and 63c, respectively.
- the gate control wiring can be reduced and the gate control responsiveness can be improved.
- the positive electrode side laminate conductor 21 and the negative electrode side laminate conductor 22 are connected to the semiconductor element modules 18a, 18b, and 18c via connection bushes, and the positive electrode side laminate conductor 21 and the negative electrode side laminate conductor 22 are shared by the three element modules.
- the inductance with the filter capacitor 14 can be reduced, and the cutoff characteristics of the switching element 101 can be improved.
- each AC side output terminal conductor 23 has an equivalent length. Therefore, since the inductance proportional to the conductor length is about the same, it is easy to cope with the control. Further, the gate driver circuit board 20 on each semiconductor element module 18 is located at the end opposite to the end from which each AC output terminal conductor 23 of each semiconductor element module 18 extends. As described above, since the distance is ensured between each AC side output terminal conductor 23 and the gate driver circuit board 20, it is possible to reduce the influence of noise generated from each AC side output terminal conductor 23 on the gate driver circuit board 20. It becomes possible. From the above, the vehicular power conversion device having the configuration of the present embodiment can achieve downsizing and energy saving.
- FIG. 7 is a diagram illustrating an example of a circuit configuration of the vehicle power converter 100b according to the third embodiment.
- the vehicle power conversion device 100 b has a circuit configuration that performs three-phase AC output with power from a DC overhead (not shown), and is connected in parallel to the vehicle power conversion device 100 b.
- 1C4M is configured to drive the induction motors 19a, 19b, 19c, and 19d.
- the main circuit configuration of the vehicular power converter 100b includes a pantograph 4, a high-speed circuit breaker 5, a charging resistor short-circuit contactor 6, an open contactor 8, a filter reactor 9, a filter capacitor 14, a filter capacitor voltage detector 15, and a filter.
- Capacitor discharge unit 16 (comprising filter capacitor discharge resistor 10 and discharge switching element 11), 6in1 semiconductor element modules 13e and 13f, one cooling unit 31 for cooling these semiconductor element modules, wheels 12, induction motors 19a and 19b , 19c, 19d and current detectors 24a, 24b.
- the cooling unit 31 cools the semiconductor element modules 13e and 13f by dissipating the heat generated by the semiconductor element modules 13e and 13f from the heat radiating section through a refrigerant or the like, like the cooling unit 1.
- the semiconductor element modules 13e and 13f include a switching element 101 that performs a switching operation based on a voltage applied to a gate by gate driver circuit boards 20e and 20f (see FIGS. 8 and 9), and a free-wheeling diode 102 that flows a free-current.
- each of the semiconductor element modules 13e and 13f has a circuit for three phases that is related to a one-phase AC output in which an arm in which the reflux diode 102 is connected in antiparallel with the switching element 101 is connected in series. That is, the semiconductor element modules 13e and 13f have a 6in1 configuration in which the six switching elements 101 are incorporated into one circuit module.
- the semiconductor element module 13e and the semiconductor element module 13f are connected in parallel, and from the neutral point, the three-phase AC output that drives the induction motors 19a, 19b, 19c, and 19d connected in parallel is output. Do.
- the semiconductor element module 13e and the semiconductor element module 13f are connected in parallel and configured to correspond to the 1000A rating, thereby being connected in parallel.
- the induction motors 19a, 19b, 19c, 19d can be driven.
- SiC is applied to the switching elements 101 and the free-wheeling diodes 102 of the semiconductor element modules 13e and 13f. Therefore, the inverter can be downsized for the same reason as that of the above-described vehicle power converter 100.
- FIG. 8 is a diagram illustrating the installation of the semiconductor element modules 13e and 13f in the cooling unit 31.
- 9 is a cross-sectional view taken along line VV in FIG.
- the semiconductor element modules 13e and 13f are installed side by side on the same cooling surface (the upper surface of the cooling unit 31 in the illustrated example) on which the cooling unit 31 performs cooling.
- gate driver circuit boards 20e and 20f, a positive side laminate conductor 21, and a negative side laminate conductor 22 are arranged substantially parallel to the semiconductor element modules 13e and 13f. .
- the semiconductor element modules 13e and 13f, the gate driver circuit boards 20e and 20f, the positive side laminate conductor 21, the negative side laminate conductor 22, and the AC side output terminal conductors 23a, 23b, and 23c are connected via a connection bush.
- the semiconductor element module 13e and the gate driver circuit board 20e are connected through a connection bush 60e. Moreover, the semiconductor element module 13e and the negative electrode side laminated conductor 22 are connected via the connection bush 61e. Moreover, the semiconductor element module 13e and the positive electrode side laminated conductor 21 are connected via the connection bush 62e. The semiconductor element module 13e and the AC side output terminal conductor 23c are connected via a connection bush 63e. Similarly, the semiconductor element module 13f and the gate driver circuit board 20f, the semiconductor element module 13f and the negative side laminated conductor 22, the semiconductor element module 13f and the positive side laminated conductor 21, the semiconductor element module 13f and the AC side output terminal conductor 23c are connected. The bushes 60f, 61f, 62f, and 63f are connected to each other. Needless to say, the AC output terminal conductors 23a and 23b are similarly connected via the connection bushing.
- the gate control wiring can be reduced and the gate control responsiveness can be improved.
- the positive electrode side laminate conductor 21 and the negative electrode side laminate conductor 22 are connected to the semiconductor element modules 13e and 13f via the connection bush, and the positive electrode side laminate conductor 21 and the negative electrode side laminate conductor 22 are shared by the two element modules.
- the inductance with the filter capacitor 14 can be reduced, and the cutoff characteristics of the switching element 101 can be improved.
- FIG. 10 is a diagram illustrating an example of a circuit configuration of a vehicle power converter 100c according to the fourth embodiment.
- the vehicular power converter 100c includes converter semiconductor element modules 18d, 18e, 18f, and 18g each having a circuit in which an arm in which a freewheeling diode 102 is connected in antiparallel with a switching element 101 is connected in series. And having a three-level single-phase converter that uses the semiconductor element modules 18d, 18e, 18f, and 18g to obtain a DC output from the input single-phase AC.
- the main circuit configuration of the vehicular power converter 100c includes a pantograph 4, a high-speed circuit breaker 34, a main transformer 35, a charging resistor 38, a charging resistor short-circuit contactor 37, an open contactor 36, and positive side filter capacitors 39a and 39b.
- Negative side filter capacitors 40a and 40b Negative side filter capacitors 40a and 40b, positive side filter capacitor voltage detector 41, negative side filter capacitor voltage detector 42, filter capacitor discharge unit 16 (consisting of filter capacitor discharge resistor 10 and discharge switching element 11), 2 in 1 Semiconductor element modules 18d, 18e, 18f, 18g for converters, neutral point clamping diodes 46a, 46b, one cooling unit 44 for cooling these semiconductor element modules and neutral point clamping diodes, and a 2-in-1 inverter Semiconductor element module 1 h, 18i, 18j, 18k, 18l, 18m, neutral point clamping diodes 46c, 46d, 46e, one cooling unit 45 for cooling these semiconductor element modules and neutral point clamping diodes, wheels 12, induction motor 19a, 19b, 19c, 19d, current detectors 24a, 24b, and converter input current detector 43.
- the pantograph 4 that collects current from an AC overhead (not shown) is connected to the wheel 12 via a high-speed circuit breaker 34 and a main transformer 35.
- the output from the secondary coil of the main transformer 35 is supplied to the semiconductor element modules 18d, 18e, 18f, via the open contactor 36, the charging resistor short circuit contactor 37, the charging resistor 38, and the converter input current detector 43. It is input to a three-level single-phase converter using 18 g.
- the outputs of the three-level single-phase converter using the semiconductor element modules 18d, 18e, 18f, and 18g are the positive side filter capacitor 39a, the negative side filter capacitor 40a, the filter capacitor discharge unit 16, the positive side filter capacitor voltage detector 41,
- the signals are input to the inverter semiconductor element modules 18h, 18i, 18j, 18k, 18l, and 18m through intermediate DC circuits such as the negative filter capacitor voltage detector 42, the positive filter capacitor 39b, and the negative filter capacitor 40b.
- inverter unit three levels of three phases are formed by using semiconductor element modules 18h, 18i, 18j, 18k, 18l, and 18m for inverters having a circuit in which an arm in which the freewheeling diode 102 is connected in reverse parallel to the switching element 101 is connected in series. It constitutes an inverter. Three-phase AC output for driving the induction motors 19a, 19b, 19c, and 19d connected in parallel from the inverter unit is performed.
- the high-speed circuit breaker 34 When the vehicle power converter 100c is activated, the high-speed circuit breaker 34 is turned on, and after the open contactor 36 is turned on, the charging resistor 38 and the semiconductor element modules 18d, 18e, 18f, and 18g are connected via the freewheeling diode 102. Thus, the positive side filter capacitors 39a and 39b and the negative side filter capacitors 40a and 40b are charged from the AC overhead.
- the charging resistor short-circuit contactor 37 When the charging of the positive side filter capacitors 39a and 39b and the negative side filter capacitors 40a and 40b is completed, the charging resistor short-circuit contactor 37 is turned on, and a gate signal is sent to the semiconductor element modules 18d, 18e, 18f, and 18g for converters. (Gate voltage) is output and the single-phase converter starts operating.
- the inverter unit similarly starts operating when a gate signal is output to the semiconductor element modules 18h, 18i, 18j, 18k, 18l, and 18m for the in
- the semiconductor element modules 18d, 18e, 18f, and 18g for the converter use SiC instead of Si for the switching element 101, the freewheeling diode 102, and the neutral point clamping diodes 46a and 46b that clamp the neutral point. . Therefore, for the same reason as the above-described vehicle power conversion device 100, it is possible to reduce the size of the converter portion in the vehicle power conversion device 100c.
- the switching element 101 of the semiconductor element modules 18h, 18i, 18j, 18k, 18l, and 18m for the inverter, the freewheeling diode 102, and the neutral point clamping diodes 46c, 46d, and 46e for clamping the neutral point include Si. Instead, SiC is applied.
- the converter portion can be downsized for the same reason as the above-described vehicle power conversion device 100. Further, SiC is also applied to the neutral point clamping diodes 46a, 46b, 46c, 46d, and 46e for clamping the neutral point, thereby suppressing generation loss.
- FIG. 11 is a diagram illustrating the appearance of the vehicle power converter according to the first modification.
- 12 is a cross-sectional view taken along line VIa-VIa in FIG. 13 is a cross-sectional view taken along line VIb-VIb in FIG. 14 is a sectional view taken along line VIc-VIc in FIG.
- the three-phase AC output from the semiconductor element modules 13 a, 13 b, 13 c, and 13 d penetrates the positive laminate conductor 21 and the negative laminate conductor 22, and the semiconductor This is performed by AC-side output terminal conductors 51a, 51b, 51c extending substantially perpendicular to the surface on which the element modules 13a, 13b, 13c, 13d are arranged.
- the semiconductor element modules 13a and 13c and the negative electrode side laminate conductor 22 are connected via connection bushes 49a, 49b, and 49c.
- the semiconductor element modules 13a and 13c and the positive laminate conductor 21 are connected via connection bushes 50a, 50b, and 50c. It goes without saying that the semiconductor element modules 13b and 13d are similarly connected via the connection bushing.
- FIG. 15 is a conceptual diagram illustrating connection to the terminal unit 52.
- FIG. 16 is a side view from the direction C in FIG. 17 is a cross-sectional view taken along the line VII-VII in FIG.
- FIGS. 15 to 17 in the first modification, by inserting the end portions of the AC side output terminal conductors 51a, 51b, 51c into the conductor receiving portion 52b of the terminal unit 52 installed on the support plate 52a, Three-phase AC output from the semiconductor element modules 13a, 13b, 13c, and 13d is performed from the output connector 53 via the wiring 53a.
- the three-phase AC output via the wiring 53a is shielded by the support plate 52a, it does not affect the semiconductor element module side.
- 51b and 51c are directly attached to the terminal unit 52, so that the influence of noise caused by the three-phase AC output on the semiconductor element modules 13a, 13b, 13c and 13d can be suppressed.
- the vehicular power conversion device having the configuration of the present embodiment can achieve downsizing and energy saving.
- FIG. 18 is a diagram illustrating the appearance of the vehicular power converter according to the second modification. As shown in FIG. 18, the second modification is different from the first modification in that the semiconductor element modules 13a, 13b, 13c, and 13d are configured to be independent from each other.
- the semiconductor element module 13a is connected to the negative laminate conductor 22a via the connection bushes 49a, 49b, 49c, and is connected to the positive laminate conductor 21a via the connection bushes 50a, 50b, 50c.
- the semiconductor element module 13b is connected to the positive side laminate conductor 21b and the negative side laminate conductor 22b via a connection bush.
- the semiconductor element module 13c is connected to the positive side laminated conductor 21c and the negative side laminated conductor 22c through a connection bush.
- the semiconductor element module 13d is connected to the positive side laminated conductor 21d and the negative side laminated conductor 22d through a connection bush.
- FIG. 19 is a cross-sectional view taken along line VIII-VIII in FIG. 18 when the resin is sealed with mold resin.
- the gate driver circuit board 20a, the negative side laminate conductor 22a, and the positive side laminate conductor 21a arranged on the semiconductor element module 13a, except for the output side end of the AC side output terminal conductor 51a It is good also as an integral structure resin-sealed by the mold resin 70a.
- the gate driver circuit board 20b, the negative side laminated conductor 22b, and the positive side laminated conductor 21b arranged on the semiconductor element module 13b are sealed with a mold resin 70b except for the output side end of the AC side output terminal conductor 51a. It is good also as an integral structure stopped.
- the semiconductor element modules 13c and 13d are similarly resin-sealed. Note that an insulating thermosetting resin such as epoxy is used for the mold resin 70a.
- the gate driver circuit board, the negative electrode side laminated conductor, and the positive electrode side laminated conductor are resin-sealed with an insulating resin so that the low voltage portion of the gate driver circuit board, the negative electrode side laminated conductor, and the positive electrode side laminated conductor are sealed. Is separated by an insulator, it is possible to ensure the withstand voltage of the high-voltage part and the low-voltage part and to make the low-voltage part less susceptible to noise and the like from the high-pressure part. From the above, the vehicular power conversion device having the configuration of the present embodiment can achieve downsizing and energy saving.
- FIG. 20 is a diagram illustrating the appearance of the vehicle power converter according to the third modification.
- 21 is a cross-sectional view taken along the line IXa-IXa in FIG. 22 is a cross-sectional view taken along the line IXb-IXb in FIG.
- the three-phase AC output from the semiconductor element modules 18a, 18b, and 18c penetrates the positive side laminate conductor 21 and the negative side laminate conductor 22, and the semiconductor element module This is done by AC side output terminal conductors 48a, 48b, 48c extending substantially perpendicular to the surface on which 18a, 18b, 18c are arranged.
- the semiconductor element modules 18a, 18b, 18c and the negative electrode side laminated conductor 22 are connected via connection bushes 49a, 49b, 49c.
- the semiconductor element modules 18a, 18b, 18c and the positive laminate conductor 21 are connected via connection bushes 50a, 50b, 50c.
- the gate driver circuit boards 20a, 20b, and 20c are similarly connected through the connection bushing.
- FIG. 23 is a conceptual diagram illustrating the connection to the conductor receiving portion 52c. As shown in FIG. 23, in the third modification, the end portions of the AC side output terminal conductors 48a, 48b, 48c are screwed into the holes of the conductor receiving portions 49a, 49b, 49c installed on the support plate 52a. The three-phase AC output from the semiconductor element modules 18a, 18b, and 18c is performed.
- the AC side output terminal conductors 48a, 48b, 48c extending substantially perpendicular to the surface on which the semiconductor element modules 18a, 18b, 18c are arranged are screwed to the conductor receiving portions 49a, 49b, 49c.
- a configuration in which three-phase AC output is performed may be employed.
- the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage.
- various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, the constituent elements over different embodiments may be appropriately combined.
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Abstract
Description
図1は、第1の実施形態にかかる車両用電力変換装置100の回路構成の一例を示す図である。図1に示すように、車両用電力変換装置100は、直流架電(図示しない)からの電力で永久磁石式同期電動機2a~2dを独立に駆動させる3相の交流出力を行う回路構成であり、いわゆる4つの電動機を駆動させる1C4M(C:Controller、M:Motor)の構成である。
図4は、第2の実施形態にかかる車両用電力変換装置100aの回路構成の一例を示す図である。図4に示すように、車両用電力変換装置100aは、直流架電(図示しない)からの電力で3相の交流出力を行う回路構成であり、車両用電力変換装置100aに対して並列に接続された誘導電動機19a、19b、19c、19dを駆動させる1C4Mの構成である。
図7は、第3の実施形態にかかる車両用電力変換装置100bの回路構成の一例を示す図である。図7に示すように、車両用電力変換装置100bは、直流架電(図示しない)からの電力で3相の交流出力を行う回路構成であり、車両用電力変換装置100bに対して並列に接続された誘導電動機19a、19b、19c、19dを駆動させる1C4Mの構成である。
図10は、第4の実施形態にかかる車両用電力変換装置100cの回路構成の一例を示す図である。図10に示すように、車両用電力変換装置100cは、還流ダイオード102をスイッチング素子101と逆並列に接続したアームを直列接続した回路を有するコンバータ用の半導体素子モジュール18d、18e、18f、18gを備え、その半導体素子モジュール18d、18e、18f、18gを用いて、入力される単相交流から直流出力を得る3レベルの単相コンバータを有する構成である。
次に、上述した第1~第4の実施形態の変形例を説明する。上述した実施形態では、半導体素子モジュールの各々から交流出力を行う導体(図2、図5、図8の交流側出力端子導体23a、23b、23c、23dなど)が半導体素子モジュールが並ぶ面と平行に延在する構成であった。これに対し、変形例1では、半導体素子モジュールの各々から交流出力を行う導体が半導体素子モジュールが並ぶ面と略垂直に延在する構成を、第1の実施形態の変形例として例示する。
図18は、変形例2にかかる車両用電力変換装置の外観を例示する図である。図18に示すように、変形例2では、半導体素子モジュール13a、13b、13c、13dを互いに独立させる構成としている点が変形例1と異なっている。
変形例3では、半導体素子モジュールの各々から交流出力を行う導体が半導体素子モジュールが並ぶ面と略垂直に延在する構成を、第2の実施形態の変形例として例示する。
Claims (15)
- スイッチング動作をするスイッチング素子と、還流電流を流す還流ダイオードとにSiC(炭化珪素)を適用し、1台の永久磁石式同期電動機を駆動させる3相の交流出力を行う回路として、前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した1相の交流出力にかかる回路を3相分有する半導体素子モジュールと、
4つの前記半導体素子モジュールを冷却する1つの冷却ユニットと、
を備える車両用電力変換装置。 - 前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した回路を有するコンバータ用の半導体素子モジュールと、
4つの前記コンバータ用の半導体素子モジュールを冷却するための、前記冷却ユニットとは別の冷却ユニットと、を備え、
入力される単相交流から直流出力を得るための、4つの前記コンバータ用の半導体素子モジュールを用いた3レベルの単相コンバータを有する請求項1に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々は、前記冷却ユニットが冷却を行う同一の冷却面に並べて設置され、
前記冷却面に並べて配置された前記インバータ用の半導体素子モジュール上において、当該インバータ用の半導体素子モジュールの各々と略平行に配置され、前記インバータ用の半導体素子モジュールの各々と接続ブッシュを介して接続される、正極側及び負極側の2つの導体板と、前記スイッチング素子のゲート電圧を制御するゲートドライバ回路とを備える、
請求項1に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々から交流出力を行う導体を更に備え、
前記導体は、前記半導体素子モジュールが並ぶ面と略垂直とする方向に延在する、
請求項3に記載の車両用電力変換装置。 - 前記正極側及び負極側の2つの導体板と、前記ゲートドライバ回路とは、前記導体の出力側の端部を除き樹脂封止される、
請求項4に記載の車両用電力変換装置。 - スイッチング動作をするスイッチング素子と、還流電流を流す還流ダイオードとにSiC(炭化珪素)を適用し、並列に接続された4台の誘導電動機を駆動させるための1相の交流出力を行う回路として、前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した回路を有するインバータ用の半導体素子モジュールと、
前記4台の誘導電動機を駆動させる3相の交流出力を行うための3つの前記インバータ用の半導体素子モジュールを冷却する1つの冷却ユニットと、
を備える車両用電力変換装置。 - 前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した回路を有するコンバータ用の半導体素子モジュールと、
4つの前記コンバータ用の半導体素子モジュールを冷却するための、前記冷却ユニットとは別の冷却ユニットと、を備え、
入力される単相交流から直流出力を得るための、4つの前記コンバータ用の半導体素子モジュールを用いた3レベルの単相コンバータを有する請求項5に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々は、前記冷却ユニットが冷却を行う同一の冷却面に並べて設置され、
前記冷却面に並べて配置された前記インバータ用の半導体素子モジュール上において、当該インバータ用の半導体素子モジュールの各々と略平行に配置され、前記インバータ用の半導体素子モジュールの各々と接続ブッシュを介して接続される、正極側及び負極側の2つの導体板と、前記スイッチング素子のゲート電圧を制御するゲートドライバ回路とを備える、
請求項5に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々から交流出力を行う導体を更に備え、
前記導体は、前記半導体素子モジュールが並ぶ面と略垂直とする方向に延在する、
請求項7に記載の車両用電力変換装置。 - 前記正極側及び負極側の2つの導体板と、前記ゲートドライバ回路とは、前記導体の出力側の端部を除き樹脂封止される、
請求項8に記載の車両用電力変換装置。 - スイッチング動作をするスイッチング素子と、還流電流を流す還流ダイオードとにSiC(炭化珪素)を適用し、誘導電動機の駆動にかかる3相の交流出力を行う回路として、前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した1相の交流出力にかかる回路を3相分有するインバータ用の半導体素子モジュールと、
2つの前記インバータ用の半導体素子モジュールを冷却する1つの冷却ユニットと、を備え、
並列に接続された4台の誘導電動機を駆動させる3相の交流出力を、2つの前記インバータ用の半導体素子モジュールを並列に接続した中性点から行う車両用電力変換装置。 - 前記還流ダイオードを前記スイッチング素子と逆並列に接続したアームを直列接続した回路を有するコンバータ用の半導体素子モジュールと、
4つの前記コンバータ用の半導体素子モジュールを冷却するための、前記冷却ユニットとは別の冷却ユニットと、を備え、
入力される単相交流から直流出力を得るための、4つの前記コンバータ用の半導体素子モジュールを用いた3レベルの単相コンバータを有する請求項10に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々は、前記冷却ユニットが冷却を行う同一の冷却面に並べて設置され、
前記冷却面に並べて配置された前記インバータ用の半導体素子モジュール上において、当該インバータ用の半導体素子モジュールの各々と略平行に配置され、前記インバータ用の半導体素子モジュールの各々と接続ブッシュを介して接続される、正極側及び負極側の2つの導体板と、前記スイッチング素子のゲート電圧を制御するゲートドライバ回路とを備える、
請求項10に記載の車両用電力変換装置。 - 前記インバータ用の半導体素子モジュールの各々から交流出力を行う導体を更に備え、
前記導体は、前記半導体素子モジュールが並ぶ面と略垂直とする方向に延在する、
請求項12に記載の車両用電力変換装置。 - 前記正極側及び負極側の2つの導体板と、前記ゲートドライバ回路とは、前記導体の出力側の端部を除き樹脂封止される、
請求項13に記載の車両用電力変換装置。
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| US14/772,176 US20160016475A1 (en) | 2013-03-08 | 2013-03-08 | Power converter for vehicle |
| SG11201506985YA SG11201506985YA (en) | 2013-03-08 | 2013-03-08 | Power converter for vehicle |
| CN201380074122.9A CN105027411B (zh) | 2013-03-08 | 2013-03-08 | 车辆用电力变换装置 |
| PCT/JP2013/056524 WO2014136271A1 (ja) | 2013-03-08 | 2013-03-08 | 車両用電力変換装置 |
| EP13877209.0A EP2966766B1 (en) | 2013-03-08 | 2013-03-08 | Power converter for vehicle |
| JP2015504104A JP6096881B2 (ja) | 2013-03-08 | 2013-03-08 | 車両用電力変換装置 |
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| PCT/JP2013/056524 WO2014136271A1 (ja) | 2013-03-08 | 2013-03-08 | 車両用電力変換装置 |
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| EP (1) | EP2966766B1 (ja) |
| JP (1) | JP6096881B2 (ja) |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714410A (zh) * | 2015-03-24 | 2015-06-17 | 江苏明伟万盛科技有限公司 | 电力车制动跟随式模糊预测控制启停电路 |
| CN105141162A (zh) * | 2015-10-22 | 2015-12-09 | 保定四方三伊电气有限公司 | 基于碳化硅mosfet的串联谐振逆变器 |
| CN106515457A (zh) * | 2016-11-29 | 2017-03-22 | 山东大学 | 一种小型电动汽车分布式动力与电气系统 |
| KR20180123102A (ko) * | 2016-04-28 | 2018-11-14 | 가부시끼가이샤 도시바 | 철도 차량의 전력 변환 장치 |
| WO2019064904A1 (ja) * | 2017-09-28 | 2019-04-04 | 株式会社デンソー | 半導体モジュール |
| CN112073043A (zh) * | 2019-06-11 | 2020-12-11 | 许继集团有限公司 | 一种直流断路器用支路开关组件 |
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| JP7492180B1 (ja) | 2023-08-30 | 2024-05-29 | ダイキン工業株式会社 | 電力変換装置 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5749192B2 (ja) * | 2012-02-13 | 2015-07-15 | 株式会社東芝 | 車両用駆動制御装置 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000102253A (ja) * | 1998-09-25 | 2000-04-07 | Hitachi Ltd | 電力変換装置 |
| JP2001192180A (ja) * | 2000-01-07 | 2001-07-17 | Mitsubishi Electric Corp | エレベータの制御装置およびエレベータ用インバータ装置 |
| JP2002095268A (ja) * | 2000-09-19 | 2002-03-29 | Hitachi Ltd | 電力変換装置 |
| JP2005033885A (ja) * | 2003-07-09 | 2005-02-03 | Toshiba Corp | 電気車制御装置 |
| JP2007185026A (ja) * | 2006-01-05 | 2007-07-19 | Hitachi Ltd | 電力変換装置 |
| WO2008001413A1 (en) * | 2006-06-23 | 2008-01-03 | Mitsubishi Electric Corporation | Power converter |
| WO2008152686A1 (ja) * | 2007-06-11 | 2008-12-18 | Mitsubishi Electric Corporation | 電力変換装置 |
| JP4594477B2 (ja) | 2000-02-29 | 2010-12-08 | 三菱電機株式会社 | 電力半導体モジュール |
| JP2011229372A (ja) | 2010-03-31 | 2011-11-10 | Toshiba Corp | 電気車制御装置 |
| JP2012075317A (ja) * | 2011-12-05 | 2012-04-12 | Toshiba Corp | 電気車制御装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005117819A (ja) * | 2003-10-09 | 2005-04-28 | Toshiba Corp | 電気車用電力変換装置 |
| JP3856799B2 (ja) * | 2004-05-14 | 2006-12-13 | 三菱電機株式会社 | 電力変換装置 |
| JP4539531B2 (ja) * | 2005-10-26 | 2010-09-08 | トヨタ自動車株式会社 | 車両の駆動装置 |
| JP2008017609A (ja) * | 2006-07-05 | 2008-01-24 | Toshiba Corp | 電気車制御装置 |
| JP2009072049A (ja) * | 2007-09-18 | 2009-04-02 | Toshiba Corp | 電気車制御装置 |
| JP4582161B2 (ja) * | 2008-03-04 | 2010-11-17 | 株式会社豊田自動織機 | 電力変換装置 |
| JP5469932B2 (ja) * | 2009-06-30 | 2014-04-16 | 株式会社 日立パワーデバイス | パワーモジュール及びそれを用いた車両用インバータ |
| US20120126728A1 (en) * | 2010-11-19 | 2012-05-24 | El-Refaie Ayman Mohamed Fawzi | Integrated electric machine and silicon carbide power converter assembly and method of making same |
| JP5734672B2 (ja) * | 2011-01-12 | 2015-06-17 | 株式会社東芝 | 半導体電力変換装置 |
| JP5542765B2 (ja) * | 2011-09-26 | 2014-07-09 | 日立オートモティブシステムズ株式会社 | パワーモジュール |
-
2013
- 2013-03-08 US US14/772,176 patent/US20160016475A1/en not_active Abandoned
- 2013-03-08 SG SG11201506985YA patent/SG11201506985YA/en unknown
- 2013-03-08 CN CN201380074122.9A patent/CN105027411B/zh active Active
- 2013-03-08 JP JP2015504104A patent/JP6096881B2/ja active Active
- 2013-03-08 WO PCT/JP2013/056524 patent/WO2014136271A1/ja not_active Ceased
- 2013-03-08 EP EP13877209.0A patent/EP2966766B1/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000102253A (ja) * | 1998-09-25 | 2000-04-07 | Hitachi Ltd | 電力変換装置 |
| JP2001192180A (ja) * | 2000-01-07 | 2001-07-17 | Mitsubishi Electric Corp | エレベータの制御装置およびエレベータ用インバータ装置 |
| JP4594477B2 (ja) | 2000-02-29 | 2010-12-08 | 三菱電機株式会社 | 電力半導体モジュール |
| JP2002095268A (ja) * | 2000-09-19 | 2002-03-29 | Hitachi Ltd | 電力変換装置 |
| JP2005033885A (ja) * | 2003-07-09 | 2005-02-03 | Toshiba Corp | 電気車制御装置 |
| JP2007185026A (ja) * | 2006-01-05 | 2007-07-19 | Hitachi Ltd | 電力変換装置 |
| WO2008001413A1 (en) * | 2006-06-23 | 2008-01-03 | Mitsubishi Electric Corporation | Power converter |
| WO2008152686A1 (ja) * | 2007-06-11 | 2008-12-18 | Mitsubishi Electric Corporation | 電力変換装置 |
| JP2011229372A (ja) | 2010-03-31 | 2011-11-10 | Toshiba Corp | 電気車制御装置 |
| JP2012075317A (ja) * | 2011-12-05 | 2012-04-12 | Toshiba Corp | 電気車制御装置 |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714410A (zh) * | 2015-03-24 | 2015-06-17 | 江苏明伟万盛科技有限公司 | 电力车制动跟随式模糊预测控制启停电路 |
| CN105141162A (zh) * | 2015-10-22 | 2015-12-09 | 保定四方三伊电气有限公司 | 基于碳化硅mosfet的串联谐振逆变器 |
| KR20180123102A (ko) * | 2016-04-28 | 2018-11-14 | 가부시끼가이샤 도시바 | 철도 차량의 전력 변환 장치 |
| KR102108085B1 (ko) * | 2016-04-28 | 2020-05-11 | 가부시끼가이샤 도시바 | 철도 차량의 전력 변환 장치 |
| CN106515457A (zh) * | 2016-11-29 | 2017-03-22 | 山东大学 | 一种小型电动汽车分布式动力与电气系统 |
| WO2019064904A1 (ja) * | 2017-09-28 | 2019-04-04 | 株式会社デンソー | 半導体モジュール |
| JP2019067813A (ja) * | 2017-09-28 | 2019-04-25 | 株式会社デンソー | 半導体モジュール |
| CN112073043A (zh) * | 2019-06-11 | 2020-12-11 | 许继集团有限公司 | 一种直流断路器用支路开关组件 |
| CN112073043B (zh) * | 2019-06-11 | 2023-08-15 | 许继集团有限公司 | 一种直流断路器用支路开关组件 |
| US11127714B2 (en) | 2019-07-19 | 2021-09-21 | Fuji Electric Co., Ltd. | Printed board and semiconductor device |
| JP7492180B1 (ja) | 2023-08-30 | 2024-05-29 | ダイキン工業株式会社 | 電力変換装置 |
| JP2025033626A (ja) * | 2023-08-30 | 2025-03-13 | ダイキン工業株式会社 | 電力変換装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2966766A1 (en) | 2016-01-13 |
| JPWO2014136271A1 (ja) | 2017-02-09 |
| EP2966766B1 (en) | 2019-04-24 |
| JP6096881B2 (ja) | 2017-03-15 |
| CN105027411B (zh) | 2017-09-05 |
| SG11201506985YA (en) | 2015-10-29 |
| CN105027411A (zh) | 2015-11-04 |
| US20160016475A1 (en) | 2016-01-21 |
| EP2966766A4 (en) | 2016-12-28 |
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