WO2019134967A1 - Dispositif d'échange de chaleur et procédé et système comprenant ce type de dispositif de gestion thermique d'une batterie - Google Patents

Dispositif d'échange de chaleur et procédé et système comprenant ce type de dispositif de gestion thermique d'une batterie Download PDF

Info

Publication number
WO2019134967A1
WO2019134967A1 PCT/EP2019/050156 EP2019050156W WO2019134967A1 WO 2019134967 A1 WO2019134967 A1 WO 2019134967A1 EP 2019050156 W EP2019050156 W EP 2019050156W WO 2019134967 A1 WO2019134967 A1 WO 2019134967A1
Authority
WO
WIPO (PCT)
Prior art keywords
exchangers
exchanger
coolant fluid
battery
thermal management
Prior art date
Application number
PCT/EP2019/050156
Other languages
English (en)
Inventor
Bastien Jovet
Gaël DURBECQ
Original Assignee
Valeo Systemes Thermiques
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 Valeo Systemes Thermiques filed Critical Valeo Systemes Thermiques
Publication of WO2019134967A1 publication Critical patent/WO2019134967A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3228—Cooling devices using compression characterised by refrigerant circuit configurations
    • B60H1/32281—Cooling devices using compression characterised by refrigerant circuit configurations comprising a single secondary circuit, e.g. at evaporator or condenser side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/323—Cooling devices using compression characterised by comprising auxiliary or multiple systems, e.g. plurality of evaporators, or by involving auxiliary cooling devices
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
    • F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
    • F28D1/0443—Combination of units extending one beside or one above the other
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H2001/00307—Component temperature regulation using a liquid flow
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using 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
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • Heat exchange device and method and system including that kind of device for thermal management of a battery
  • the invention concerns a heat exchange device and a method and a system including this kind of device for thermal management of a battery. It is intended to be used in motor vehicles.
  • air conditioning systems for motor vehicles including a loop for circulation of a coolant fluid. They include in series along the loop a compressor, a condenser, an expansion valve and an evaporator. They are generally rated to produce 6 to 8 kW of cooling power for cooling the passenger compartment of the vehicle.
  • the coolant power requirement is going to increase in the near future if it is wished to be able to propose electric vehicles compatible with rapid charging of the battery, that is to say charging in less than 15 minutes.
  • the power to be dissipated at the front face of the vehicle will therefore be between 15 and 25 kW inclusive.
  • the present invention aims to alleviate at least in part the aforementioned problems and to this end proposes a heat exchange device comprising at least two heat exchangers, configured to be installed on the front face of a motor vehicle, said exchangers having a surface for heat exchange between a coolant fluid intended to flow through said exchangers and a flow of air intended to pass through said exchangers, at least a part of said exchange surface, termed the condensation part, being configured to allow condensation of said coolant fluid, said device being configured so that said coolant fluid passes through said exchangers or at least said condensation part of said exchangers in parallel.
  • the invention offers the advantage of calling on exchangers having dimensions more easily compatible with the locations available on the front panel of the vehicle, or even exchangers having standard or near standard dimensions. Moreover, by placing the exchangers in parallel in the flow of coolant fluid, the flow rate of fluid is divided in each of them, which limits head losses and simultaneously improves their performance in terms of heat exchange.
  • said exchangers are disposed one by the other so as to be situated symmetrically with respect to a longitudinal axis of the vehicle,
  • said exchangers are at least three in number, namely one or more central exchangers and at least two lateral exchangers disposed on respective opposite sides of the central exchanger or exchangers,
  • said central exchanger or exchangers have, taken together, an exchange surface larger than an exchange surface of at least one of the lateral exchangers
  • said lateral exchangers are disposed in a plane different from a plane in which the central exchanger or exchangers is or are disposed,
  • At least one of said exchangers includes a bottle
  • the bundle of said exchanger or exchangers provided with a bottle further includes a subcooling area
  • said bottle configured to have said coolant fluid pass through it between said condensation part and said subcooling area
  • each of said exchangers includes one of said bottles, which may be a drier bottle,
  • said device is configured so that said coolant fluid passes through all of said exchangers in parallel
  • the condensation part of said other exchanger or exchangers is connected to the bottle of the main exchanger so that, on leaving the condensation part of said other exchanger or exchangers, the coolant fluid passes into the bottle of the main exchanger,
  • the condensation part of said other exchanger or exchangers is connected to the bottle of the main exchanger so that, on leaving the condensation part of said other exchanger or exchangers, the coolant fluid passes into the bottle of the main exchanger,
  • the main exchanger is the central exchanger.
  • the invention also concerns a system for thermal management of a battery including a loop for circulation of a coolant liquid, said loop including a heat exchange device as described hereinabove.
  • said system is configured to function in a first mode in which said coolant fluid circulates in only one or only some of said exchangers, notably in the main exchanger, and in a second mode in which the coolant fluid circulates in all said exchangers, in particular in the case of fast charging of the battery,
  • said system includes a supplementary heat exchanger, enabling exchange of heat between the coolant fluid and a fluid intended for thermal management of the battery,
  • said system includes a loop for circulation of the fluid intended for thermal management of the battery, said supplementary heat exchanger being situated in the loop for circulation of the coolant liquid and in the loop for circulation of the fluid intended for thermal management of the battery.
  • the invention further concerns a method for thermal management of a battery utilizing a thermal management system as described above, in particular in the context of fast charging the battery.
  • FIG. 1 is a partial diagrammatic illustration of a system for thermal management of a battery in accordance with a first variant embodiment of the invention
  • - figure 2 is a partial diagrammatic illustration of a thermal management system in accordance with a second variant embodiment of the invention
  • - figure 3 is a partial diagrammatic illustration of a thermal management system in accordance with a third variant embodiment of the invention
  • FIG. 4 is a diagrammatic illustration of a loop for circulation of a fluid intended for thermal management of the battery, designed to complete the thermal management system shown in figures 1 to 3,
  • FIG. 5 is a diagrammatic illustration of a first embodiment of a heat exchange device according to the invention, intended to equip the thermal management system from figure 3,
  • FIG. 6 is a diagrammatic illustration of a second embodiment of a heat exchange device according to the invention, intended to equip the thermal management system from figure 3.
  • the invention concerns a system for thermal management of a battery 1, including a closed loop 2 for circulation of a coolant liquid.
  • the coolant fluid may for example be a supercritical fluid such as R-744 carbon dioxide.
  • the coolant fluid is again for example a subcritical fluid such as R-134a fluorinated coolant fluid or 1234yf non-fluorinated coolant fluid.
  • Said loop 2 for circulation of the coolant fluid includes a heat exchange device 3.
  • Said heat exchange device includes at least two heat exchangers 4, configured to be installed on the front face of a motor vehicle. This will be expanded on later.
  • said system further includes a closed loop 5 for circulation of a fluid intended for thermal management of the battery 1.
  • Said fluid is, for example, a heat- exchange liquid, notably a mixture of water and an antifreeze liquid such as glycol.
  • Said system could further include a supplementary heat exchanger 6, situated in the loop 2 for circulation of the coolant liquid and in the loop 5 for circulation of the fluid intended for thermal management of the battery in order to allow exchange of heat between these two fluids.
  • a supplementary heat exchanger 6 situated in the loop 2 for circulation of the coolant liquid and in the loop 5 for circulation of the fluid intended for thermal management of the battery in order to allow exchange of heat between these two fluids.
  • Said loop 2 for circulation of the coolant fluid includes a compressor 10 and, downstream of the latter in the direction of flow of the coolant fluid, the exchanger or exchangers 4 of the heat exchange device 3. Farther downstream, the loop 2 includes a first branch 12 and a second branch 14 in parallel with each other between the heat exchange device 3 and the compressor 10.
  • the first branch 12 includes a first valve 16 for opening/closing the circulation of the coolant fluid in said first branch 12, a first expansion valve (TXV) 18 and an evaporator 20.
  • the evaporator 20 is configured to allow exchange of heat between the coolant fluid and a flow of air intended to cool the passenger compartment of the vehicle with a view to its air conditioning.
  • the first branch 12 is configured to allow circulation of the fluid from upstream to downstream through the first valve 16, an expansion part of the first expansion valve 18, the evaporator 20 and then a control part of the first expansion valve 18, before passing into the compressor 10.
  • the second branch 14 includes a second valve 22 for opening/closing the circulation of the coolant fluid in said second branch 14, a second expansion valve 24 and the supplementary heat exchanger 6.
  • Said supplementary exchanger is, for example, a chiller.
  • the second branch 14 is configured to allow upstream to downstream circulation of the fluid through the second valve 22, an expansion part of the second expansion valve 24, the chiller 6 and then a control part of the second expansion valve 24, before passing into the compressor 10.
  • the loop 5 for circulation of the fluid intended for thermal management of the battery includes, in the direction of circulation of said fluid, a pump 26 for circulation of said fluid, possibly a device 28 for heating said fluid, and a device 30 for thermal management of the battery 1 and said chiller 6.
  • the device for thermal management of the battery 1 includes, for example, tubes provided with channels for circulation of the liquid for thermal management of the battery 1, said tubes being in direct or indirect thermal contact with the battery 1.
  • the heating device 28 is inactive.
  • the chiller 6 has the fluid intended for thermal management of the battery and the coolant fluid pass through it, said two-phase coolant fluid changing to the vapour phase in said chiller 6, so that the fluid intended for thermal management of the battery is chilled.
  • the heating device 28 If heating of the battery 1 is required, the heating device 28 is active. For its part, the chiller 6 continues to have the fluid intended for thermal management of the battery 1 pass through it but does not have much or any of the coolant fluid pass through it, with the result that the fluid intended for thermal management of the battery is not chilled much or at all .
  • the aim of this thermal management of the battery is for it to function in a temperature range enabling its good performance to be assured, notably between 20 and 40 0 C .
  • Said loop 5 for circulation of the fluid intended for thermal management of the battery could comprise one or more branches 29, shown in part, notably connected to other heat exchangers, in particular vehicle front face exchangers, not shown.
  • Said branch or branches 29 is or are situated, for example, in the direction of circulation of the fluid intended for thermal management of the battery, in parallel with the chiller 6, between the pump 26 and the device 30 for thermal management of the battery 1.
  • a single loop 5 for circulation of the fluid intended for thermal management of the battery is shown here as being able to form part of each of the embodiments of the thermal management system shown in figures 1 to 3. It will of course be possible to modify the loops 5 for circulation of the fluid intended for thermal management of the vehicle, notably as a function of the embodiments of the loops 2 for circulation of the coolant fluid, in particular of their heat exchange device 3. Said coolant fluid passes through the exchangers 4 of the heat exchange device 3. To be more precise, the exchangers 4 of the heat exchange device 2 have a surface 32 for heat exchange between the coolant fluid and a flow F of air intended to pass through the exchangers 4 of said heat exchange device 3.
  • At least a part of said exchange surface 32 is configured to allow condensation of said coolant fluid.
  • the heat exchangers 4 of said heat exchange device 3 therefore enable dissipation into the air of the heat generated by cooling the battery 1, via the chiller 6, and/or the air conditioning system of the vehicle, via the evaporator 20.
  • the power to be dissipated can be up to 15 to 25 kW.
  • the coolant fluid flow rate can exceed 400 kg/h.
  • the exchange area 32 includes tubes for circulation of the coolant fluid discharging into the manifolds of the exchanger. Spacers are preferably disposed between the tubes to increase the exchange area .
  • said heat exchange device 3 is configured so that said coolant fluid passes through the exchangers 4 of said device in parallel. This is the case in particular in the embodiment of figures 1 and 2.
  • said heat exchange device 3 is configured so that said coolant fluid passes through said condensation part 34 of the exchangers 4 of said device 3 in parallel.
  • the condensation part 34, or even the entirety of the exchangers 4 of the heat exchange device 3 are mounted in shunt, in other words in parallel, between the compressor 10, on the one hand, and the first and second branches 12, 14 of the coolant fluid circuit, on the other hand, depending on the circulation of said coolant fluid.
  • the coolant fluid flow rate is therefore divided in each of the heat exchangers 4 of the heat exchanger device 3, which limits head losses. Moreover, this could favour good heat exchange performance by enabling preservation of the greatest possible pinch effect between the ambient temperature and the saturation temperature of the coolant fluid. Moreover, by dividing the necessary exchange surface between a plurality of exchangers, it is possible to use exchangers having a standard or close to standard exchange surface, that is to say one with an area between 20 and 30 dm 2 for the larger of them. In any event this avoids having to use heat exchangers the size of which would render their integration into the front face of the vehicle difficult or even impossible.
  • the heat exchangers 4 of the heat exchange device 3 are preferably disposed alongside one another to be situated in parallel in the flow of air. However, a disposition with one behind the other in series in the flow of air is equally possible.
  • Said heat exchange device 3 could include a supporting framework, not shown, common to said exchangers 4.
  • the heat exchangers 4 of the heat exchange device 3 could be mounted independently on the vehicle .
  • Said heat exchangers 4 of the heat exchange device 3 are advantageously disposed one by the other so as to be symmetrically situated relative to a longitudinal axis of the vehicle.
  • the exchangers 4 of the heat exchange device 3 are at least three in number, namely one or more central exchangers and at least two lateral exchangers, disposed on respective opposite sides of the central exchanger or exchangers.
  • FIGS. 2 and 3 they are preferably three in number, namely a central exchanger 4c and two lateral exchangers 41, disposed on respective opposite sides of the central exchanger 4c.
  • the central exchanger 4c is configured to be situated, for example, behind the grille of the vehicle and/or the lateral exchangers 41 are configured to be situated, for example, at the front of the wheel arches of the vehicle.
  • the central exchanger 4c advantageously has a larger exchange surface than the at least one, or even each, of the lateral exchangers 41.
  • the central exchanger 4c has an exchange surface with an area of 20 to 25 dm 2 and each of the lateral exchangers has an exchange surface with an area of the order of 5 to 15 dm 2 , notably 10 dm 2 .
  • said lateral exchangers 4c are disposed in a plane different from the plane in which the central exchanger 4c is disposed. This kind of disposition is in particular suitable for positioning the lateral exchangers 41 in the wheel arches, as previously mentioned.
  • At least one of said exchangers 4 of the heat exchange device 3 includes a bottle 36 and the bundle 32 of said exchanger or exchangers 4 provided with a bottle 36 further includes a subcooling area 38 (visible only in figures 5 and 6) .
  • Said bottle 36 is configured to have said coolant fluid pass through it between said condensation part 34 and said subcooling area 38.
  • the bottle 36 serves to enable separation of phase between the coolant fluid in the liquid phase and any bubbles of coolant fluid in the vapour phase at the outlet of the condensation part 34. As a result, the coolant fluid entering the subcooling area is entirely in the liquid phase and can undergo a reduction of temperature.
  • the bottle 36 can also be provided with a filter and/or a desiccant material .
  • each of said exchangers 4 of the heat exchange device 3 includes one of said bottles 36 and the bundle 32 of each of the exchangers 4 includes one of said subcooling areas.
  • said heat exchange device 3 is configured so that all said exchangers 4 have said coolant fluid pass through them in parallel, in the entirety of each of said exchangers 4.
  • only one of said exchangers termed the main exchanger 4c, is provided with one of said bottles 36 and only the bundle 32 of the main exchanger 4c is provided with one of said subcooling areas 38.
  • the other exchangers 41 of the heat exchange device 3 have neither bottle nor subcooling area.
  • the condensation part 34 of said other exchanger or exchangers 41 is connected to the bottle 36 of the main exchanger 4c so that, on leaving the condensation part 34 of said other exchanger or exchangers 41, the coolant fluid passes into the bottle 36 of the main exchanger 4c. Accordingly, the bottle 36 and the condensation part 34 of the main exchanger 4c are common to all the exchangers.
  • the condensation part 34 of the main exchanger 3c could include a single pass for the coolant fluid, symbolized by the arrow 40.
  • the condensation part 34 of the other exchangers 41 of the heat exchange device 3 could include two passes for the coolant fluid, symbolized by the arrows 42, 44.
  • pass is meant a part of the heat exchange bundle in which the coolant fluid circulates in the same direction between two manifold portions of the corresponding exchanger, the direction of circulation of the coolant fluid being reversed from one pass to another in the case of a plurality of passes in the same exchanger.
  • the passage section of the coolant fluid in the subcooling area 38 of the main exchanger 4c represents 10 to 30% of the passage section of the coolant fluid in the single pass 40 of the main exchanger 4c, preferably from 20 to 30% of the passage section of the coolant fluid in the single pass 40 of the main exchanger 4c, preferably 15%.
  • main exchanger 4c is made up of the central exchanger and the other exchangers of the heat exchange device 3 are respectively made up of lateral exchangers 41.
  • the device according to the invention could further include flaps, not shown, for shutting off the passage of the flow of air F through the other exchangers 41.
  • flaps not shown
  • the requirements for thermal regulation of the battery 1 and/or air conditioning of the passenger compartment may remain low and the thermal power to be dissipated by means of the heat exchange device 3 is then limited.
  • the power to be dissipated by means of the heat exchange device 3 is high.
  • said system for thermal management of the battery 1 is preferably configured to function in a first mode, corresponding for example to the first case mentioned in the preceding paragraph, in which said coolant fluid circulates in only one or only some of said exchangers 4 of the heat exchange device 3, here the central exchanger 4c, and in a second mode, corresponding for example to the second cases mentioned in the preceding paragraphs, in which the coolant fluid circulates in all said exchangers of the heat exchange device 3, here the central exchanger 4c and the lateral exchangers 41.
  • the heat exchange device includes two valves 46, 48 for opening/closing the circulation of the coolant fluid respectively situated between one of the lateral exchangers 41 and the bottle 36 of the main exchanger 4c and between the other of the lateral exchangers 41 and the bottle 36 of the main exchanger 4c.
  • Such valves are advantageously situated at the outlet of each of the lateral exchangers in order to limit the head losses upstream of heat exchange.
  • Said valves 46, 48 enable a change from the first mode to the second referred to above and vice versa.
  • the heat exchange device instead includes a single valve 50 for opening/closing the circulation of the coolant fluid, situated on a common branch feeding the bottle 36 of the main exchanger 4c from a connection point between tubes coming from each of the lateral exchangers 41.
  • the invention further concerns a method for thermal management of a battery, notably for fast cooling of said battery, utilizing a thermal management system as referred to above.
  • a thermal management system as referred to above.
  • Other applications of the heat exchange device described above are equally possible, in particular in the case of requiring a high thermal power and/or a high fluid flow rate, in particular in a restricted space .

Abstract

L'invention concerne un dispositif d'échange de chaleur comprenant au moins deux échangeurs de chaleur (4) conçus pour s'installer sur la face avant d'un véhicule automobile. Lesdits échangeurs (4) présentent une surface (32) d'échange thermique entre un fluide de refroidissement destiné à circuler à travers lesdits échangeurs (4) et un flux d'air destiné à traverser lesdits échangeurs (4). Au moins une partie (34) de ladite surface d'échange, dite partie de condensation, est conçue pour permettre la condensation dudit fluide de refroidissement. Ledit dispositif est conçu de sorte que ledit fluide de refroidissement passe à travers lesdits échangeurs (4) ou au moins ladite partie de condensation (34) desdits échangeurs (4) en parallèle. L'invention concerne également un procédé et un système comprenant ce type de dispositif de gestion thermique d'une batterie.
PCT/EP2019/050156 2018-01-08 2019-01-04 Dispositif d'échange de chaleur et procédé et système comprenant ce type de dispositif de gestion thermique d'une batterie WO2019134967A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1850130A FR3076604A1 (fr) 2018-01-08 2018-01-08 Dispositif d'echange thermique ainsi que systeme et procede de gestion thermique d'une batterie comprenant un tel dispositif
FR1850130 2018-01-08

Publications (1)

Publication Number Publication Date
WO2019134967A1 true WO2019134967A1 (fr) 2019-07-11

Family

ID=65011999

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/050156 WO2019134967A1 (fr) 2018-01-08 2019-01-04 Dispositif d'échange de chaleur et procédé et système comprenant ce type de dispositif de gestion thermique d'une batterie

Country Status (2)

Country Link
FR (1) FR3076604A1 (fr)
WO (1) WO2019134967A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3114051A1 (fr) * 2020-09-15 2022-03-18 Valeo Systemes Thermiques Dispositif de gestion thermique de batteries d’un véhicule électrique ou hybride
FR3114049A1 (fr) * 2020-09-15 2022-03-18 Valeo Systemes Thermiques Ensemble de modules de refroidissement à turbomachine tangentielle pour face avant de véhicule automobile électrique ou hybride

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3127720B1 (fr) * 2021-10-05 2023-11-17 Valeo Systemes Thermiques Systeme et procede de conditionnement thermique pour vehicule automobile

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5086835A (en) * 1989-04-24 1992-02-11 Sanden Corporation Heat exchanger
EP0838641A2 (fr) * 1996-10-24 1998-04-29 Showa Aluminum Corporation Evaporateur
US20040007349A1 (en) * 2002-07-09 2004-01-15 Samsung Electronics Co., Ltd. Heat exchanger
DE10359204A1 (de) * 2002-12-26 2004-07-29 Denso Corp., Kariya Luftgekühlte Wärmetauschvorrichtung
WO2009134760A2 (fr) * 2008-04-29 2009-11-05 Carrier Corporation Échangeur de chaleur modulaire

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481152A (en) * 1968-01-18 1969-12-02 Frick Co Condenser head pressure control system
JP2875309B2 (ja) * 1989-12-01 1999-03-31 株式会社日立製作所 空気調和装置とその装置に使用される熱交換器及び前記装置の制御方法
DE20208337U1 (de) * 2002-05-28 2003-10-16 Thermo King Deutschland Gmbh Anordnung zum Klimatisieren eines Fahrzeugs
US20170088007A1 (en) * 2015-09-25 2017-03-30 Atieva, Inc. External Auxiliary Thermal Management System for an Electric Vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5086835A (en) * 1989-04-24 1992-02-11 Sanden Corporation Heat exchanger
EP0838641A2 (fr) * 1996-10-24 1998-04-29 Showa Aluminum Corporation Evaporateur
US20040007349A1 (en) * 2002-07-09 2004-01-15 Samsung Electronics Co., Ltd. Heat exchanger
DE10359204A1 (de) * 2002-12-26 2004-07-29 Denso Corp., Kariya Luftgekühlte Wärmetauschvorrichtung
WO2009134760A2 (fr) * 2008-04-29 2009-11-05 Carrier Corporation Échangeur de chaleur modulaire

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3114051A1 (fr) * 2020-09-15 2022-03-18 Valeo Systemes Thermiques Dispositif de gestion thermique de batteries d’un véhicule électrique ou hybride
FR3114049A1 (fr) * 2020-09-15 2022-03-18 Valeo Systemes Thermiques Ensemble de modules de refroidissement à turbomachine tangentielle pour face avant de véhicule automobile électrique ou hybride
WO2022058214A1 (fr) * 2020-09-15 2022-03-24 Valeo Systemes Thermiques Ensemble de modules de refroidissement à turbomachine tangentielle pour face avant de véhicule automobile électrique ou hybride
WO2022058215A1 (fr) * 2020-09-15 2022-03-24 Valeo Systemes Thermiques Dispositif de gestion thermique de batteries d'un véhicule électrique ou hybride

Also Published As

Publication number Publication date
FR3076604A1 (fr) 2019-07-12

Similar Documents

Publication Publication Date Title
US11407275B2 (en) Heat flow management device and method for operating a heat flow management device
US11370325B2 (en) Thermal system layout designed for high cooling capacity at idle condition
US10744850B2 (en) Heat pump system for vehicle
JP5403766B2 (ja) 車両冷却システム
KR102294593B1 (ko) 자동차의 열 시스템 및 상기 열 시스템의 작동 방법
US20120304674A1 (en) Climate control system for a vehicle and method for controlling temperature
CN113227673B (zh) 温度调整装置
CN112428768A (zh) 热管理系统
WO2019134967A1 (fr) Dispositif d'échange de chaleur et procédé et système comprenant ce type de dispositif de gestion thermique d'une batterie
US20230382187A1 (en) Heat pump assembly with a chiller for battery-powered vehicles and methods of operating the heat pump assembly
US20230322048A1 (en) Heat pump arrangement with indirect battery heating for battery-operated motor vehicles and method of operating a heat pump arrangement
KR20180112681A (ko) 자동차 공기 조화 시스템의 냉각제 분배 장치
CN212950033U (zh) 热管理系统
KR101952109B1 (ko) 자동차의 객실 공기를 조화하고 드라이브 컴포넌트들을 이용해 열을 전달하기 위한 시스템 및 상기 시스템의 작동 방법
JP4055739B2 (ja) 車両用空調装置
KR20210107361A (ko) 차량용 냉난방 시스템
CN110858678A (zh) 对用于机动车的电能存储器调温的设备和方法
US20220410657A1 (en) Vehicle heat pump system
KR101952115B1 (ko) 자동차 객실 공기 조화 및 드라이브 부품 냉각 시스템 그리고 상기 시스템의 작동 방법
KR20210079741A (ko) 차량용 냉난방 시스템
US11318809B2 (en) Heat exchanger
CN115465039A (zh) 用于车辆的冷却系统
US9834061B2 (en) Assembly including a heat exchanger and a mounting on which said exchanger is mounted
KR20210096420A (ko) 차량용 냉난방 시스템
KR20220022536A (ko) 전기자동차의 열관리 시스템

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19700247

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19700247

Country of ref document: EP

Kind code of ref document: A1