WO2012164597A1 - Dispositif de commande pour ascenseur - Google Patents

Dispositif de commande pour ascenseur Download PDF

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Publication number
WO2012164597A1
WO2012164597A1 PCT/JP2011/002964 JP2011002964W WO2012164597A1 WO 2012164597 A1 WO2012164597 A1 WO 2012164597A1 JP 2011002964 W JP2011002964 W JP 2011002964W WO 2012164597 A1 WO2012164597 A1 WO 2012164597A1
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WO
WIPO (PCT)
Prior art keywords
power supply
voltage
control
supply means
switching element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2011/002964
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English (en)
Japanese (ja)
Inventor
一宏 大津
高木　宏之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2011/002964 priority Critical patent/WO2012164597A1/fr
Priority to KR1020137031362A priority patent/KR101521374B1/ko
Priority to CN201180071173.7A priority patent/CN103562108B/zh
Priority to JP2013517679A priority patent/JP5637307B2/ja
Priority to EP11866585.0A priority patent/EP2716588B1/fr
Publication of WO2012164597A1 publication Critical patent/WO2012164597A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
    • B66B1/30—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
    • B66B1/30—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor
    • B66B1/308—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor with AC powered elevator drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions

Definitions

  • the present invention relates to an elevator control device.
  • the main circuit of the elevator has a converter that converts the AC power source into DC, a capacitor that converts the pulsating voltage of the converter output into a smooth DC voltage, and converts the DC voltage into an arbitrary AC voltage with a power semiconductor element. It is equipped with an inverter that converts it. Here, it is composed of a power semiconductor element, and is generally a voltage-driven semiconductor such as an IGBT. In order to drive this semiconductor, a gate power supply that changes the gate voltage positively or negatively is required. The malfunction of the power semiconductor element is prevented by making the gate voltage negative when the elevator is not in operation. However, when the main power supply of the elevator is turned off, the output of the gate power supply is lost. For this reason, since a negative bias cannot be applied to the gate, if the voltage of the main circuit capacitor is not discharged before this, a malfunction of the gate can cause a bus short circuit by the semiconductor element.
  • a conventional elevator control device generates an inverter that controls a motor for driving an elevator by converting a DC voltage smoothed by a capacitor into an arbitrary AC voltage, and is generated during regenerative operation of the motor.
  • an elevator control device comprising a regenerative power consuming resistor that consumes the regenerative power via a regenerative current conducting element and a charging circuit for precharging the capacitor.
  • a voltage comparison circuit that sends output to the voltage comparison circuit, and a charge storage capacitor that supplies accumulated charge to the voltage comparison circuit as a power source when the power is shut off, and the regenerative current conducting element is made conductive by the output of the voltage comparison circuit. ing.
  • the forced discharge of the capacitor when the power is shut off is forcibly discharged by the regenerative power processing circuit, so that the forced discharge of the capacitor is simplified.
  • the present invention has been made to solve the above-described problem.
  • An elevator control apparatus capable of appropriately controlling a semiconductor element by supplying power to a control means for controlling the semiconductor element when a main power source is lost. It is a challenge.
  • An elevator control apparatus includes a converter that converts electric power from an AC power source into DC by a semiconductor element, a capacitor that smoothes the DC, and the DC that is converted into an arbitrary AC by a switching element.
  • An inverter that drives a motor that operates a car; a control unit that controls on / off of the switching element; a control power unit that is generated based on the AC power source and supplies a DC power source to the control unit;
  • a storage battery that supplies power to the control power supply means when the AC power supply is lost, a first voltage detection means that detects a first voltage value that is an output of the control power supply means, and the first voltage value
  • First determining means for determining whether or not is less than or equal to a first threshold value, and when the first voltage value is less than or equal to the first threshold value, It is obtained and a supply means for supplying.
  • the first determination means determines whether or not the first voltage value of the control power supply means is equal to or lower than the first threshold value, and the supply means is equal to or lower than the first threshold value. Power from the storage battery is supplied to the control means. Therefore, even if the output voltage of the control power supply means decreases due to a power failure or the like, power supply can be continued from the storage battery to the control means, so that the switching element can be appropriately controlled by the control means.
  • An elevator control apparatus includes: a discharge unit that discharges a charge of a capacitor based on a loss of an AC power supply; a second voltage detection unit that detects a second voltage value of the capacitor; and the second voltage. And a second judging means for judging whether or not the value is higher than a second threshold, and the supply means further supplies the control means from the storage battery when the second voltage value is higher than the second threshold. It is preferable to supply electric power.
  • the supply means supplies power from the storage battery to the control means only when the second voltage value of the capacitor is larger than the second threshold value. Therefore, the supply means can supply power from the storage battery to the control means only when the current that can flow when the power supply is short-circuited by the switching element that constitutes the inverter is large, so that the storage capacity and the like can be reduced.
  • the control power supply means in the elevator control apparatus has at least first and second control power supply means, and outputs of the respective control power supply means are connected in parallel.
  • the first control power supply means is connected to the control means.
  • a DC voltage is supplied, and the supply means supplies the DC voltage to the control means via the second control power supply means when the first voltage value is equal to or lower than a first threshold value. .
  • the control apparatus of the present elevator even if the first control power supply means fails, the power can be supplied from the second control power supply means to the control means, so that the reliability against the failure of the control power supply means is improved.
  • the output voltage of the second control power supply means be lower than the output voltage of the first control power supply means.
  • the first control power supply means when the first control power supply means is in a normal operating state, the first control power supply means only supplies power to the control means, and the second control power supply means supplies power to the control means. Do not supply.
  • the output voltage of the second control power supply becomes higher than the output voltage of the first control power supply means, power is supplied from the second control power supply means to the control means, so the power capacity of the second control power supply means is increased. Can be small.
  • the first control power supply means in the elevator control apparatus generates a first positive bias voltage for turning on the switching element and a first negative bias voltage for turning off the switching element.
  • the second control power supply means preferably generates only the second negative bias voltage for turning off the switching element. According to the control apparatus for the elevator, the negative bias voltage is generated by the first and second control power supply means. Therefore, even if the first control power supply means fails, the negative bias voltage generated from the second control power supply means. Thus, the switching element can be reliably turned off, and the second control power supply means can be simplified.
  • the switching element in the elevator control device preferably includes an upper arm and a lower arm, and the switching element of the lower arm is preferably turned off by a second negative bias voltage.
  • the elevator control apparatus since the negative bias voltage generation of the switching element forming the lower arm of the inverter is made double, even if the first control power supply means fails, the inverter as a whole is surely turned off. And the second control power supply means can be further simplified.
  • the second control power supply means in the elevator control device is a first control power supply means for generating only one second negative bias voltage and supplying the second negative bias voltage to a plurality of lower arm switching elements.
  • An application unit that is always connected to the output and applies the second negative bias voltage to the switching element of the other lower arm when the first determination unit determines that the first threshold value is less than or equal to the first threshold value; preferable.
  • the elevator control device of the present invention when the main power supply is lost, power can be supplied to the control means for controlling the switching element such as an inverter, so that the switching means can be appropriately controlled by the control means.
  • FIG. 1 is an overall view of an elevator according to an embodiment of the present invention. It is an internal block diagram of the gate power supply shown in FIG. It is a general view of the elevator by other embodiment of this invention. It is a general view of the elevator by other embodiment of this invention.
  • FIG. 5 is an internal connection diagram of first and second gate power supply circuits shown in FIG. 4.
  • FIG. 5 is an internal connection diagram of other first and second gate power supply circuits.
  • FIG. 5 is an internal connection diagram of other first and second gate power supply circuits.
  • FIG. 5 is an internal connection diagram of other first and second gate power supply circuits.
  • FIG. 1 is an overall view of an elevator according to an embodiment of the present invention
  • FIG. 2 is an internal configuration diagram of a gate power supply circuit shown in FIG.
  • the elevator has an end of the counterweight 3 connected to one end of the rope 5, the other end of the rope 5 connected to the car 9, and the rope 5 is in contact with the groove of the sheave 7 of the hoisting machine.
  • the car 9 is moved up and down by a motor 11 that rotates the sheave 7 of the hoisting machine.
  • the elevator control device smoothes the pulsating component by converting the three-phase AC power source 22 into a normally open main power switch S1 and a converter 24 that converts the pulsating component into direct current having a pulsating component through the normally open contact 22 of the electromagnetic switch.
  • the circuit includes a capacitor 26 for converting to direct current and a semiconductor element 28a for converting the direct current to an arbitrary alternating voltage, and an inverter 28 for driving the motor 11.
  • a switching element 31 made of a semiconductor of the inverter 28 is provided by a gate drive circuit 60. ON / OFF controlled.
  • a charge / discharge circuit 35 that charges and discharges the capacitor 26 via the main power switch S ⁇ b> 1 is connected to both ends of the capacitor 26.
  • a gate power supply 50 is provided as a DC power supply for the gate drive circuit 60 via the main power switch S1, and a backup storage battery 52 is connected to the gate power supply circuit 50 via the supply switch Se. Yes. And it has the control apparatus 70 of the elevator which generates the control command signal which controls the gate drive circuit 60 and the charging / discharging circuit 35.
  • the first voltage detector 61 that detects the first voltage value that is the output voltage of the gate power supply circuit 50, and whether or not the detected first voltage value is equal to or less than the first threshold value, The first determination unit 83 supplies the power from the storage battery 52 to the gate drive circuit 60 by closing the supply switch Se from the open state when the threshold value is 1 or less.
  • the gate power supply circuit has a diode 54 connected to one end of the supply switch Se connected to one end of the input of the DC / DC converter 58, and a main power switch S ⁇ b> 1 input to the AC / DC converter 52. It is connected to the. One end of the input of the DC / DC converter 58 and the other end of the input of the DC / DC converter 58 are connected to the output of the AC / DC converter 52 via a diode 56.
  • the gate power supply 50 is supplied with power from the power supply having the higher voltage of the AC / DC converter 52 or the storage battery 52 to the DC / DC converter 58. Is formed.
  • the main power switch S1 and the normally open contact 22 are opened from the closed state due to a power failure, and the charge of the capacitor 26 is discharged by the charge / discharge circuit 35.
  • the output voltage of the gate power supply circuit 50 decreases.
  • the first voltage detection unit 80 detects the first voltage value as the output voltage and inputs it to the first determination unit 83.
  • the determination unit 83 determines whether or not the first voltage value is equal to or lower than the first threshold value. When the first voltage value is equal to or lower than the first threshold value, the supply switch Se is closed from the open state, and the power from the storage battery 52 is supplied to the gate drive circuit 60. Supply. Therefore, even when a power failure occurs, the gate drive circuit 60 can be normally controlled, so that the switching element 31 of the inverter 30 can also be controlled.
  • the elevator control apparatus includes a converter 24 that converts electric power from the three-phase AC power source 20 into direct current using a semiconductor element, a capacitor 26 that smoothes the direct current, and direct current is converted into arbitrary alternating current using a semiconductor element 28a.
  • the inverter 30 that drives the motor 11 that operates the elevator car 9 as well as the conversion, the gate drive circuit 60 that serves as a control means for controlling the switching element 31, and the AC power supply 22, and the gate drive circuit
  • a gate power supply circuit 50 as a control power supply means for supplying DC power to 60, a storage battery 52 for supplying power to the gate power supply circuit 50 when the AC power is lost, and a first voltage that is output from the gate power supply circuit 50
  • a first voltage detector 80 for detecting a value, and a first determination for determining whether or not the first voltage value is equal to or less than a first threshold value. 83, but the first voltage value with the supply switch Se as supply means for supplying power from the battery 52 to the gate drive circuit 60 becomes below a first threshold.
  • the first determination unit 83 determines whether or not the first voltage value of the gate power supply circuit 50 is equal to or lower than the first threshold value.
  • the power from the storage battery 52 is supplied to the gate drive circuit 60 by closing from the open state. Therefore, even if the output voltage of the gate power supply circuit 50 decreases due to a power failure or the like, power supply can be continued from the storage battery 52 to the gate drive circuit 60, so that the switching element 31 can be appropriately controlled by the gate drive circuit 60.
  • FIG. 3 is an overall view of an elevator according to another embodiment of the present invention.
  • the second voltage detector 180 detects the second voltage value of the capacitor 26, and the second determination unit 183 determines that the first voltage value is less than or equal to the first threshold value and the second voltage value. Is higher than the second threshold value, the supply switch Se is closed from the open state to supply power from the storage battery 52 to the gate drive circuit 60.
  • the elevator control apparatus configured as described above operates in the same manner as in the first embodiment. ⁇ When power failure occurs> When the main power switch S1 and the normally open contact 22 are opened from the closed state due to a power failure, the charge of the capacitor 26 is discharged by the charge / discharge circuit 35. On the other hand, the output voltage of the gate power supply circuit 50 decreases.
  • the first voltage detector 80 detects the first voltage value as the output voltage
  • the second voltage detector 180 detects the voltage across the capacitor 26 and inputs it to the second determination unit 183.
  • the second determination unit 183 determines whether or not the first voltage value is less than or equal to the first threshold, determines whether or not the second voltage value is higher than the second threshold, and determines the first voltage
  • the switch S2 is closed from the open state, and the gate drive circuit 60 is supplied with power from the storage battery 52.
  • the gate drive circuit 60 can be controlled normally, and the gate drive is performed when the voltage across the capacitor 26 is higher than the second threshold, that is, considering the magnitude of the short-circuit current. Electric power from the storage battery 52 is supplied to the circuit 60.
  • the elevator control device includes a charge / discharge circuit 35 that discharges the electric charge of the capacitor 26 based on the loss of the three-phase AC power supply 20, and a second voltage detection unit that detects the second voltage value of the capacitor 26. 180, and a second determination unit 183 that determines whether or not the second voltage value is higher than the second threshold value.
  • the supply switch Se has a first voltage value equal to or lower than the first threshold value, When the voltage value of 2 is higher than the second threshold value, it is preferable to supply power from the storage battery 52 to the gate drive circuit 60. That is, since the power from the storage battery 52 is supplied to the gate drive circuit 60 only when the voltage value of the capacitor 26 is higher than the second threshold value, the capacity of the battery 52 can be reduced.
  • FIG. 4 is an overall view of an elevator according to another embodiment of the present invention
  • FIG. 5 is an internal connection diagram of the first and second gate power supply circuits shown in FIG. 4, the same reference numerals as those in FIG. 1 denote the same parts.
  • the number of the gate power supply circuit 50 is one.
  • the first power supply circuit 150 and the second gate power supply circuit 250 are provided. Therefore, the gate power supply circuits 150 and 250 are a dual system.
  • the inverter 30 includes an upper arm 32 and a lower arm 34 each including a switching element 31.
  • the upper arm 32 includes switching elements 31uu, 32uv, 31uw, and the lower arm 34 includes a switching element 31du, 31 dv, 31 dw.
  • the voltage monitoring unit 200 detects the output voltage values of the first and second gate power supply circuits 150 and 250, and shuts off the gate driving circuit 60 when the two output voltage values fall below a predetermined threshold value. It is formed so as to generate an interruption signal.
  • the first and second gate power supply circuits 150 and 250 are flyback type, and have six power supply output units for driving the six switching elements 31 of the inverter 30.
  • the first gate power supply circuit 150 applies a voltage from the three-phase AC power supply to the capacitor 154 through the three-phase full-wave bridge 152.
  • a primary winding of the transformer 158 and a switching semiconductor element 156 are connected to both ends of the capacitor 154.
  • Each first power supply output unit generates a positive bias voltage for turning on the switching elements 31 of the upper arm 32 and the lower arm 34, and generates a negative bias voltage for turning off the switching elements 31.
  • one end of a diode D11 (D12 to D16) is connected to one end of the secondary winding of the transformer 158, and one end of a diode D21 (D22 to D26) is connected to the other end.
  • One end of each of the two smoothing capacitors C11 (C12 to C16) and C21 (C22 to C26) is connected from the center point of the secondary winding.
  • the other end of the smoothing capacitor C11 (C12 to C16) is connected to the other end of the diode D11 (D12 to D16), and the other end of C21 (C22 to C26) is connected to the diode D21 (D22 to D26). ing.
  • the second gate power supply circuit 250 applies a voltage from the battery 52 to the capacitor 254.
  • the primary winding of the transformer 158 and the switching semiconductor element 256 are connected to both ends of the capacitor 254.
  • Each power supply output unit generates a positive bias voltage for turning on the switching element 31 constituting the inverter 30 and a pair of two windings 12 for generating a negative bias voltage for turning off the switching element 31.
  • one end of the secondary winding of the transformer 258 is connected to one end of the diode D31 (D32 to D36), and the other end of the diode D41 (D42 to D46).
  • One end is connected, and one end of each of the two smoothing capacitors C31 (C32 to C36) and C41 (C42 to C46) is connected from the center point of the secondary winding.
  • the other end of the smoothing capacitor C31 (C32 to C36) is connected to the other end of the diode D31 (D32 to D36), and the other end of the capacitor C41 (C42 to C46) is connected to the diode D41 (D42 to D46).
  • the output of the second power output unit is always connected in parallel to the first power output unit.
  • the positive bias voltage of the first gate power supply circuit 150 is V1-1
  • the negative bias voltage is V2-1
  • the positive bias voltage of the second gate power supply circuit 250 is V1-2
  • the negative bias voltage is V2.
  • the absolute value of each output voltage has the following relationship.
  • Embodiment 4 FIG.
  • both the first gate power supply circuit 150 and the second gate power supply circuit 250 have a positive bias voltage and a negative bias voltage.
  • the second gate power supply circuit 1250 is formed so as to generate only the negative bias voltage without generating the positive bias voltage.
  • Each negative bias voltage that is an output of the power supply output unit is always connected in parallel with each negative bias voltage of the corresponding first power supply output unit. According to the elevator control device having such a configuration, a double system of negative bias voltage is secured.
  • the negative bias voltage of the first gate power supply circuit 150 can be generated, so that the negative bias voltage can be applied from the second gate power supply circuit 1250 to the switching element 31 of the inverter 30, so that the switching element 31 can be securely connected. Can be turned off.
  • this embodiment can be simplified because the second gate power supply circuit 1250 can omit the generation of the positive bias voltage as compared with the third embodiment.
  • Embodiment 5 FIG.
  • the second gate power supply circuit 2250 is an inverter as shown in FIG. Only three negative bias voltages of the switching element 31 applied to the lower arm 34 are generated. Three negative bias voltages serving as outputs of the second power output unit are always connected in parallel to the corresponding negative bias voltages of the first power output unit. According to the elevator control device having such a configuration, the double system of the negative bias voltage related to the switching element 31 applied to the lower arm 34 of the inverter 30 is secured, so the corresponding negative voltage of the first gate power supply circuit 150 is secured.
  • this embodiment can eliminate the generation of the three negative bias voltages of the switching element 31 applied to the upper arm 32 of the inverter 30, and thus the configuration of the second gate power supply circuit 2250. Can be simplified.
  • Embodiment 6 FIG.
  • the second gate power supply circuit 2250 generates only three negative bias voltages of the switching element 31 applied to the lower arm 34 of the inverter 30, and the second power supply output section
  • the three negative bias voltages to be output are always connected in parallel to the corresponding negative bias voltages of the corresponding first power supply output unit.
  • FIG. 3250 is formed so as to generate only one negative bias voltage corresponding to the switching element 31 of the lower arm 34 of the inverter 30, and the negative bias voltage of the first gate power supply circuit 150 to which the negative bias voltage corresponds. Always connected to the voltage output.
  • the output of the other negative bias voltage input to the two switching elements 31 of the lower arm 34 constituting the inverter 30 is connected via the switches S1 to S4.
  • the elevator control apparatus having such a configuration, when the corresponding negative bias voltage generator of the first gate power supply circuit 150 detects a failure, the switches S1 to S4 are turned on to turn on the second gate power supply circuit 3250. Since the corresponding negative bias voltage can be applied to the switching element 31 of the lower arm 34, malfunction of the switching element 31 can be prevented. Thereby, compared with the fifth embodiment, this embodiment can eliminate the generation of the two negative bias voltages of the switching element 31 applied to the lower arm 34 of the inverter 30, and therefore the configuration of the second gate power supply circuit Can be simplified.
  • the switching element 31 constituting the inverter 30 shown in the first to sixth embodiments may be made of silicon, it is preferably formed of a wide band gap semiconductor having a larger band gap than silicon.
  • the wide band gap semiconductor include silicon carbide, a gallium nitride-based material, and diamond. Since the switching element 31 formed of such a wide band gap semiconductor has a high voltage resistance and a high allowable current density, the switching element 31 can be reduced in size, and the reduced switching element 31 is used. As a result, an inverter incorporating these elements can be miniaturized. Furthermore, even if the switching element 31 forming the inverter 30 in the first to sixth embodiments is formed of a wide bandgap semiconductor or the AC power source is lost, the switching element 31 can be appropriately controlled.
  • the present invention can be applied to an elevator control device.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)
  • Power Conversion In General (AREA)

Abstract

La présente invention comprend les éléments suivants : un convertisseur (24) qui convertit l'énergie électrique provenant d'une source d'alimentation à courant alternatif (20) en courant continu ; un condensateur (26) qui lisse le courant continu ; un onduleur (30) qui convertit le courant continu en courant alternatif par le biais d'un élément de commutation (31) qui est activé/désactivé par un circuit de commande de grille (60) et qui entraîne un moteur (11) qui actionne une cabine (9) d'ascenseur ; un circuit d'alimentation de grille (50) qui procure une source d'alimentation à courant continu pour le circuit de commande de grille (60), où le courant continu est produit sur la base de la source d'alimentation à courant alternatif (20) ; une batterie d'emmagasinage (52) qui procure une source d'alimentation électrique pour le circuit de commande de grille (60) lorsque la source d'alimentation à courant alternatif (20) est tombée en panne ; un détecteur de tension (80) qui détecte la sortie du circuit de commande de grille (60) ; une unité de détermination (83) qui détermine si la valeur de tension détectée est inférieure ou égale à une valeur seuil ; et un commutateur d'alimentation (Se) qui apporte l'énergie électrique au circuit de commande de grille (60) depuis la batterie d'emmagasinage (52) si la valeur de tension détectée est inférieure ou égale à la valeur-seuil.
PCT/JP2011/002964 2011-05-27 2011-05-27 Dispositif de commande pour ascenseur Ceased WO2012164597A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
PCT/JP2011/002964 WO2012164597A1 (fr) 2011-05-27 2011-05-27 Dispositif de commande pour ascenseur
KR1020137031362A KR101521374B1 (ko) 2011-05-27 2011-05-27 엘리베이터의 제어 장치
CN201180071173.7A CN103562108B (zh) 2011-05-27 2011-05-27 电梯控制装置
JP2013517679A JP5637307B2 (ja) 2011-05-27 2011-05-27 エレベータの制御装置
EP11866585.0A EP2716588B1 (fr) 2011-05-27 2011-05-27 Dispositif de commande pour ascenseur

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PCT/JP2011/002964 WO2012164597A1 (fr) 2011-05-27 2011-05-27 Dispositif de commande pour ascenseur

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EP (1) EP2716588B1 (fr)
JP (1) JP5637307B2 (fr)
KR (1) KR101521374B1 (fr)
CN (1) CN103562108B (fr)
WO (1) WO2012164597A1 (fr)

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JP2014183702A (ja) * 2013-03-21 2014-09-29 Hitachi Automotive Systems Ltd 電力変換装置
WO2015094272A1 (fr) * 2013-12-19 2015-06-25 Otis Elevator Company Système et procédé pour limiter les surtensions dans un système d'alimentation électrique
US10020765B2 (en) 2015-12-30 2018-07-10 Mitsubishi Electric Corporation Excitation device of AC exciter
US20190263628A1 (en) * 2016-10-27 2019-08-29 Inventio Ag Elevator system having a circuit with a switch monitored by means of an ac voltage signal
US20200122961A1 (en) * 2018-10-19 2020-04-23 Otis Elevator Company Power supply to ac loads during power source failure in elevator system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3374308B1 (fr) 2015-11-12 2019-08-28 Inventio AG Unite de surveillance d'ascenseur et procede
CN106301000B (zh) * 2016-08-11 2018-11-23 珠海格力电器股份有限公司 换流器及其控制单元
US20240275314A1 (en) * 2023-02-09 2024-08-15 Otis Elevator Company Elevator machine braking

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02168825A (ja) * 1988-12-20 1990-06-28 Fujitsu Ltd バックアップ電源方式
JPH069164A (ja) 1992-06-29 1994-01-18 Mitsubishi Electric Corp エレベータの制御方法及び装置
JP2005137179A (ja) * 2003-10-31 2005-05-26 Sumitomo Electric Ind Ltd 電力変換装置及び電力変換方法
JP2005192298A (ja) * 2003-12-25 2005-07-14 Meidensha Corp エレベータにおけるインバータ用直流電源のバックアップ方法とその装置
JP2008131724A (ja) * 2006-11-20 2008-06-05 Yaskawa Electric Corp スイッチング電源装置
JP2010016994A (ja) * 2008-07-03 2010-01-21 Hitachi Industrial Equipment Systems Co Ltd 電力変換装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58154380A (ja) * 1982-03-09 1983-09-13 Mitsubishi Electric Corp 交流エレベ−タの制御装置
JPH0583991A (ja) * 1991-09-20 1993-04-02 Mitsubishi Electric Corp エレベータの制御装置
JP3309648B2 (ja) * 1995-06-22 2002-07-29 三菱電機株式会社 エレベータの制御装置
CN1356255A (zh) * 2000-12-04 2002-07-03 奥蒂斯电梯公司 用于电梯的控制装置
JP2005162442A (ja) * 2003-12-04 2005-06-23 Mitsubishi Electric Corp エレベーター装置
JP4986541B2 (ja) * 2006-08-31 2012-07-25 東芝エレベータ株式会社 エレベータ制御装置
US8272482B2 (en) * 2007-06-14 2012-09-25 Mitsubishi Electric Corporation Elevator apparatus for braking control of car according to detected content of failure
JP2009035408A (ja) * 2007-08-03 2009-02-19 Toshiba Elevator Co Ltd エレベータ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02168825A (ja) * 1988-12-20 1990-06-28 Fujitsu Ltd バックアップ電源方式
JPH069164A (ja) 1992-06-29 1994-01-18 Mitsubishi Electric Corp エレベータの制御方法及び装置
JP2005137179A (ja) * 2003-10-31 2005-05-26 Sumitomo Electric Ind Ltd 電力変換装置及び電力変換方法
JP2005192298A (ja) * 2003-12-25 2005-07-14 Meidensha Corp エレベータにおけるインバータ用直流電源のバックアップ方法とその装置
JP2008131724A (ja) * 2006-11-20 2008-06-05 Yaskawa Electric Corp スイッチング電源装置
JP2010016994A (ja) * 2008-07-03 2010-01-21 Hitachi Industrial Equipment Systems Co Ltd 電力変換装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2716588A4 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014183702A (ja) * 2013-03-21 2014-09-29 Hitachi Automotive Systems Ltd 電力変換装置
WO2015094272A1 (fr) * 2013-12-19 2015-06-25 Otis Elevator Company Système et procédé pour limiter les surtensions dans un système d'alimentation électrique
CN105849023A (zh) * 2013-12-19 2016-08-10 奥的斯电梯公司 用于在电源系统中限制过电压的系统和方法
US9938115B2 (en) 2013-12-19 2018-04-10 Otis Elevator Company System and method for limiting over-voltage in power supply system
US10020765B2 (en) 2015-12-30 2018-07-10 Mitsubishi Electric Corporation Excitation device of AC exciter
US20190263628A1 (en) * 2016-10-27 2019-08-29 Inventio Ag Elevator system having a circuit with a switch monitored by means of an ac voltage signal
US12330915B2 (en) * 2016-10-27 2025-06-17 Inventio Ag Elevator system having a circuit with a switch monitored by means of an AC voltage signal
US20200122961A1 (en) * 2018-10-19 2020-04-23 Otis Elevator Company Power supply to ac loads during power source failure in elevator system

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JPWO2012164597A1 (ja) 2014-07-31
EP2716588A1 (fr) 2014-04-09
CN103562108A (zh) 2014-02-05
JP5637307B2 (ja) 2014-12-10
CN103562108B (zh) 2015-12-16
EP2716588A4 (fr) 2015-02-18
KR20140018354A (ko) 2014-02-12
KR101521374B1 (ko) 2015-05-18
EP2716588B1 (fr) 2017-04-05

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