WO2005125295A2 - Dispositif pour refroidir au moins un element de puissance electrique et/ou electronique - Google Patents

Dispositif pour refroidir au moins un element de puissance electrique et/ou electronique Download PDF

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Publication number
WO2005125295A2
WO2005125295A2 PCT/AT2005/000215 AT2005000215W WO2005125295A2 WO 2005125295 A2 WO2005125295 A2 WO 2005125295A2 AT 2005000215 W AT2005000215 W AT 2005000215W WO 2005125295 A2 WO2005125295 A2 WO 2005125295A2
Authority
WO
WIPO (PCT)
Prior art keywords
cooling circuit
cooler
vehicle
cooling
exhaust gas
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/AT2005/000215
Other languages
German (de)
English (en)
Other versions
WO2005125295A3 (fr
Inventor
Ludwig Bürgler
Klemens Neunteufl
Michael Weissbäck
Richard Schneider
Peter Ebner
Stefan Strobl
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.)
AVL List GmbH
Original Assignee
AVL List GmbH
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
Priority claimed from AT15072004A external-priority patent/AT413365B/de
Application filed by AVL List GmbH filed Critical AVL List GmbH
Priority to DE112005001389.8T priority Critical patent/DE112005001389B4/de
Publication of WO2005125295A2 publication Critical patent/WO2005125295A2/fr
Publication of WO2005125295A3 publication Critical patent/WO2005125295A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/14—Supplying electric power to auxiliary equipment of vehicles to electric lighting circuits
    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
    • 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
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/003—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to inverters
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
    • B60S1/48—Liquid supply therefor
    • B60S1/487—Liquid supply therefor the liquid being heated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
    • F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/23—Layout, e.g. schematics
    • F02M26/28—Layout, e.g. schematics with liquid-cooled heat exchangers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927—Liquid coolant without phase change
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
    • 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
    • B60L2210/00—Converter types
    • B60L2210/40—DC to AC converters
    • 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
    • B60L2240/10—Vehicle control parameters
    • B60L2240/36—Temperature of vehicle components or parts
    • 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
    • B60L2240/42—Drive Train control parameters related to electric machines
    • B60L2240/421—Speed
    • 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
    • B60L2250/00—Driver interactions
    • B60L2250/10—Driver interactions by alarm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
    • F01P2005/105—Using two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/24—Hybrid vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/30—Circuit boards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/16—Outlet manifold
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
    • F01P7/167—Controlling of coolant flow the coolant being liquid by thermostatic control by adjusting the pre-set temperature according to engine parameters, e.g. engine load, engine speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/23—Layout, e.g. schematics
    • F02M26/25—Layout, e.g. schematics with coolers having bypasses
    • 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
    • Y02T10/72—Electric energy management in electromobility

Definitions

  • the invention relates to a device for cooling at least one electrical and / or electronic power component, for example a converter and / or an electric machine, a vehicle, in particular an electric or hybrid vehicle, which has at least one washing system for cleaning at least one vehicle window and / or the vehicle headlights ,
  • the invention further relates to an internal combustion engine with liquid cooling, with an engine cooling system having at least one first coolant pump and at least one vehicle cooler, with an exhaust gas recirculation system containing at least one exhaust gas recirculation cooler, the exhaust gas recirculation cooler being integrated into the engine cooling system via an auxiliary cooling circuit containing a second coolant pump.
  • which secondary cooling circuit between the vehicle cooler and the internal combustion engine originates from the main cooling circuit of the engine cooling system.
  • a device for cooling the hydraulic fluid of a brake system is known from EP 0 202 581 A2, which has a heat exchanger through which water flows through from the reservoir of the windshield washer system of the vehicle. In this way, an effective, inexpensive and less prone to failure device for cooling the hydraulic fluid in a hydraulic brake system can be created.
  • a cooling circuit of a liquid-cooled internal combustion engine of a vehicle which has a main cooling circuit leading through the internal combustion engine, a coolant pump, a mixing valve, a cooler and at least one secondary circuit with an exhaust gas recirculation cooling device.
  • a disadvantage of the cooling of the recirculated exhaust gas is that the cooling medium of the secondary circuit is removed from the main cooling circuit from an area in which there are relatively high coolant temperatures, which result from the mixing ratio of the coolant from the vehicle. cooler and a short-circuit line bypassing the vehicle cooler results.
  • the object of the invention is to ensure adequate cooling of electrical and / or electronic power components in the simplest possible and space-saving manner. Another task is to increase the cooling capacity for the exhaust gas recirculation cooler.
  • the device has a cooling circuit which is flow-connectable to the washing system and is fed with the liquid of the washing system and in which at least one heat exchanger for cooling the power component is arranged.
  • the cleaning medium of the windshield and / or headlight washer system is therefore used to cool the power component.
  • the cooling circuit can be connected to the washing system via a valve, the valve preferably being arranged downstream of a pump of the washing system, wherein it is preferably provided that the valve is designed as a switchover valve with which the cooling circuit of the power component and the outlet nozzles of the car wash can be switched.
  • the valve By actuating the valve, the flow connection between the pump and the heat exchanger can be released for the power component if required, that is to say if the temperature of the power component exceeds a predefined value.
  • the cooling circuit is permanently fluidly connected to the pump and that the cooling is controlled via the speed of the pump. In this case, a simple switching valve is required in the supply line to the washing system leading to the outlet nozzles.
  • At least one cooler preferably an air-water heat exchanger, is arranged in the cooling circuit, the cooler being particularly preferably arranged between the valve and the power component to be cooled is.
  • the heat given off can optionally be used to heat the passenger compartment.
  • the components to be cooled can be arranged in series in the cooling circuit one after the other and / or in parallel next to one another.
  • the liquid container Washing system has a level sensor, through which the driver may be given a warning signal.
  • Sufficient cooling capacity for the exhaust gas recirculation cooler can be achieved if the secondary cooling circuit branches off from the main cooling circuit immediately downstream of the vehicle cooler. In the warm operating state, coolant temperatures below 60 ° are to be expected in the area where the vehicle cooler exits, which enables more intensive cooling performance for the exhaust gas recirculation cooler. The exhaust gas can thus be recycled at much lower temperatures. Alternatively, a smaller exhaust gas recirculation cooler can be used with the same cooling capacity.
  • the secondary cooling circuit branches off from the main cooling circuit between the vehicle cooler and the junction of the short-circuit line. It is preferably provided that the secondary cooling circuit opens into the main cooling circuit upstream of the branch of the short-circuit line.
  • the second coolant pump can be controlled as a function of at least one engine control parameter and / or via at least one sensor.
  • the second coolant pump can be arranged upstream of the exhaust gas recirculation cooler in the secondary cooling circuit.
  • the exhaust gas recirculation cooler can be bypassed on the exhaust gas side by a bypass line, wherein the bypass can preferably be controlled by means of a switching element, for example a switching flap.
  • FIG. 1 schematically shows a circuit diagram of a device according to the invention
  • Fig. 3 shows the internal combustion engine according to the invention in a second embodiment.
  • FIG. 1 schematically shows a circuit diagram of a device 1 according to the invention for cooling electrical or electronic power components, for example a converter 2 or an electric machine 3.
  • the power components 2, 3 are provided with heat exchangers 4, 5, which come from the water flow through the memory 6 of the washing system 7 for the windshield and / or headlights of the vehicle.
  • the cooling circuit 8 for the power components 2, 3 is connected to the pressure side 9 of the feed pump of the washing system 7. With 11 the return line of the cooling circuit 8 is designated.
  • a valve 12 which can be designed, for example, as a changeover valve, the cleaning medium can optionally be supplied to the cooling circuit 8 or to the delivery line 13 leading to the outlet nozzles of the washing system 7, which are not shown in any more detail. If necessary, mixed operation is also conceivable.
  • a cooler 14 is provided between the valve 12 and the converter 2, for removing excess heat from the cooling circuit 8.
  • the waste heat can optionally be used for heating purposes, for example for heating the passenger compartment.
  • a level sensor 16 is provided in the container 6, which sends a warning signal to the driver when there is a lack of water.
  • the combined washing and cooling function of the device 1 results in the synergy effect that the washing water of the washing system 7 is heated and thus the cleaning effect of the washing medium is increased.
  • An internal combustion engine 101 has an intake system 102 and an exhaust system 103.
  • an exhaust gas recirculation system 104 is provided with an exhaust gas recirculation line 105, in which an exhaust gas recirculation valve 106 and an exhaust gas recirculation cooler 107 are arranged.
  • An engine cooling system 108 with a main cooling circuit 109 is provided for cooling the internal combustion engine.
  • the engine cooling system has a first coolant pump 110 arranged in the main cooling circuit 109 and a vehicle cooler 111, the inlet of which is designated 112 and the outlet of which is designated 113.
  • the exhaust gas recirculation cooler 107 is connected to the main cooling circuit 109 via a secondary cooling circuit 114, a second coolant pump 115 being arranged upstream of the exhaust gas recirculation cooler 107 in the secondary cooling circuit 114.
  • the branch 116 of the secondary cooling circuit 114 is arranged as close as possible to the outlet 113 from the vehicle cooler 111. As a result, the coolant inlet temperature Ti in the secondary cooling circuit 114 can be kept as low as possible.
  • 3 shows an embodiment in which the vehicle cooler 111 can be bypassed via a short-circuit line 117, the short-circuit line 117 branching off from the main cooling circuit 109 upstream of the inlet 112 into the vehicle cooler 111 from the main cooling circuit 109 and re-opening into the downstream of the outlet 113.
  • the junction of the short-circuit line 117 is designated by reference number 118.
  • the branch 116 is arranged upstream of the mouth 118 of the short-circuit line 117, that is to say between the mouth 118 and the outlet 113 from the vehicle cooler 111.
  • the secondary cooling circuit 114 can open into the main cooling circuit 108 either upstream or downstream of the mixing valve 118. The latter variant is indicated by dashed lines in Fig. 3.
  • the electrical second coolant pump 115 can be switched on and off as a function of engine control parameters and / or by sensors. To minimize the power consumed and thus the consumption, the second coolant pump can be speed-controlled as a function of the engine operating state (e.g. temperature-dependent).
  • the exhaust gas recirculation cooler 107 can be bypassed on the exhaust side by means of a bypass line 120, a switching element 121, for example a switching flap, being arranged in the region of the branching off of the bypass line 120 from the exhaust gas recirculation line 105. Via the switching element 121, the exhaust gas flow is optionally passed through the exhaust gas recirculation cooler 107 or through the bypass line 120.
  • a switching element 121 for example a switching flap

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

L'invention concerne un dispositif (1) permettant de refroidir au moins un élément de puissance électrique et/ou électronique, par exemple un convertisseur (2) et/ou un moteur électrique (3), de véhicule, notamment de véhicule électrique ou hybride, qui comprend au moins une installation de lavage (7) pour nettoyer au moins une vitre du véhicule et/ou les phares du véhicule. L'invention vise à parvenir à un refroidissement suffisant d'éléments de puissance électriques et/ou électroniques, de la manière la plus simple et la plus économe possible en termes d'encombrement. A cet effet, il est prévu que ledit dispositif (1) comprenne un circuit de refroidissement (8) alimenté par le liquide de l'installation de lavage (7) et pouvant être relié en écoulement avec ladite installation de lavage.
PCT/AT2005/000215 2004-06-17 2005-06-16 Dispositif pour refroidir au moins un element de puissance electrique et/ou electronique Ceased WO2005125295A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112005001389.8T DE112005001389B4 (de) 2004-06-17 2005-06-16 Kühlkreisläufe für eine Brennkraftmaschine mit flüssigkeitsgekühlter Abgasrückführung

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AT10262004 2004-06-17
ATA1026/2004 2004-06-17
ATA1507/2004 2004-09-09
AT15072004A AT413365B (de) 2004-09-09 2004-09-09 Vorrichtung zum kühlen zumindest einer elektrischen und/oder elektronischen leistungskomponente

Publications (2)

Publication Number Publication Date
WO2005125295A2 true WO2005125295A2 (fr) 2005-12-29
WO2005125295A3 WO2005125295A3 (fr) 2006-04-20

Family

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PCT/AT2005/000215 Ceased WO2005125295A2 (fr) 2004-06-17 2005-06-16 Dispositif pour refroidir au moins un element de puissance electrique et/ou electronique

Country Status (2)

Country Link
DE (1) DE112005001389B4 (fr)
WO (1) WO2005125295A2 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2897676A1 (fr) * 2006-02-20 2007-08-24 Peugeot Citroen Automobiles Sa Dispositif de regulation thermique des gaz recircules d'un moteur a combustion interne
US10766464B2 (en) * 2018-03-09 2020-09-08 Ford Global Technologies, Llc Sensor cleaning and thermal control
EP3715192A1 (fr) * 2019-03-26 2020-09-30 Ningbo Geely Automobile Research & Development Co. Ltd. Agencement de fluide de lavage
CN113196135A (zh) * 2018-12-17 2021-07-30 大众汽车股份公司 冷却交通工具的传感器的至少一个表面和/或至少一个体积的装置和方法
FR3114280A1 (fr) * 2020-09-24 2022-03-25 Psa Automobiles Sa Refroidissement d’un boitier de connectivité par un liquide lave-glace

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3518795A1 (de) * 1985-05-24 1986-11-27 Lucas Industries P.L.C., Birmingham, West Midlands Vorrichtung zum kuehlen der hydraulik-fluessigkeit einer bremsanlage
DE4416616C2 (de) * 1994-05-11 1997-05-22 Fichtel & Sachs Ag Gehäuse
DE19633190B4 (de) * 1996-08-17 2004-02-26 Daimlerchrysler Ag Kühlsystem für eine Brennkraftmaschine
SE514537C2 (sv) * 1998-11-12 2001-03-12 Volvo Ab Förbränningsmotorinstallation i ett motorfordon
DE19921182C2 (de) * 1999-05-07 2001-05-31 Bayerische Motoren Werke Ag Behälter für elektrische Komponenten eines Fahrzeugs
US6450275B1 (en) * 2000-11-02 2002-09-17 Ford Motor Company Power electronics cooling for a hybrid electric vehicle
JP2002227646A (ja) * 2001-01-30 2002-08-14 Isuzu Motors Ltd Ｅｇｒクーラ付きエンジン
DE10146313A1 (de) * 2001-09-20 2003-04-17 Daimler Chrysler Ag Kühlkreislauf einer flüssigkeitsgekühlten Brennkraftmaschine
DE10224063A1 (de) * 2002-05-31 2003-12-11 Daimler Chrysler Ag Verfahren zur Wärmeregulierung einer Brennkraftmaschine für Fahrzeuge
FR2869649B1 (fr) * 2004-04-30 2006-07-28 Valeo Thermique Moteur Sas Systeme ameliore de regulation de la temperature des gaz admis dans un moteur

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2897676A1 (fr) * 2006-02-20 2007-08-24 Peugeot Citroen Automobiles Sa Dispositif de regulation thermique des gaz recircules d'un moteur a combustion interne
US10766464B2 (en) * 2018-03-09 2020-09-08 Ford Global Technologies, Llc Sensor cleaning and thermal control
CN113196135A (zh) * 2018-12-17 2021-07-30 大众汽车股份公司 冷却交通工具的传感器的至少一个表面和/或至少一个体积的装置和方法
CN113196135B (zh) * 2018-12-17 2023-11-14 大众汽车股份公司 冷却交通工具的传感器的至少一个表面和/或至少一个体积的装置和方法
EP3715192A1 (fr) * 2019-03-26 2020-09-30 Ningbo Geely Automobile Research & Development Co. Ltd. Agencement de fluide de lavage
FR3114280A1 (fr) * 2020-09-24 2022-03-25 Psa Automobiles Sa Refroidissement d’un boitier de connectivité par un liquide lave-glace

Also Published As

Publication number Publication date
DE112005001389B4 (de) 2018-01-04
DE112005001389A5 (de) 2007-05-24
WO2005125295A3 (fr) 2006-04-20

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