CN108466532A - A kind of hybrid vehicle temperature control system - Google Patents

A kind of hybrid vehicle temperature control system Download PDF

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Publication number
CN108466532A
CN108466532A CN201810595330.8A CN201810595330A CN108466532A CN 108466532 A CN108466532 A CN 108466532A CN 201810595330 A CN201810595330 A CN 201810595330A CN 108466532 A CN108466532 A CN 108466532A
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CN
China
Prior art keywords
valve
engine
battery
hybrid vehicle
component
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.)
Pending
Application number
CN201810595330.8A
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Chinese (zh)
Inventor
李瑞青
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.)
Chongqing Branch of DFSK Motor Co Ltd
Original Assignee
Chongqing Branch of DFSK Motor Co Ltd
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 Chongqing Branch of DFSK Motor Co Ltd filed Critical Chongqing Branch of DFSK Motor Co Ltd
Priority to CN201810595330.8A priority Critical patent/CN108466532A/en
Publication of CN108466532A publication Critical patent/CN108466532A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00357Air-conditioning arrangements specially adapted for particular vehicles
    • B60H1/00385Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
    • B60H1/004Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for vehicles having a combustion engine and electric drive means, e.g. hybrid electric vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/02Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
    • B60H1/04Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
    • B60H1/06Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant directly from main radiator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/22Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
    • B60H1/2215Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression
    • B60H1/323Cooling devices using compression characterised by comprising auxiliary or multiple systems, e.g. plurality of evaporators, or by involving auxiliary cooling devices
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/615Heating or keeping warm
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88Optimized components or subsystems, e.g. lighting, actively controlled glasses

Abstract

The present invention relates to temperature control system fields, and in particular to a kind of hybrid vehicle temperature control system comprising engine;Engine can be used as heat source in the start-up conditions, for being battery pack and/or the crew module's heating of hybrid vehicle.The hybrid vehicle temperature control system provided through the invention, when in use, using the fever in engine start as heat source so that the heat distribution of vehicle is more reasonable, can play the role of energy-efficient.

Description

A kind of hybrid vehicle temperature control system
Technical field
The present invention relates to a kind of temperature control system, especially a kind of hybrid vehicle temperature control system.
Background technology
New-energy automobile heat management is an important topic of car manufactures exploitation and research.New energy common at present The mainly mixed dynamic and pure electric vehicle of automobile.Mixed motor-car type includes the electrical equipments such as engine, motor, automatically controlled and battery, heat management System is more increasingly complex than pure electric vehicle and conventional fuel oil car.The heat utilization ratio of existing mixed electrical automobile is low, is unfavorable for energy saving.
Invention content
The goal of the invention of the present invention is:For the low problem of heat utilization ratio of the existing technology, provide a kind of mixed Close power car temperature control system.
To achieve the goals above, the technical solution adopted by the present invention is:
A kind of hybrid vehicle temperature control system, including engine;Engine can be used as heat in the start-up conditions Source, for being battery pack and/or the crew module's heating of hybrid vehicle.The hybrid vehicle temperature provided through the invention Control system, when in use, using the fever in engine start as heat source so that the heat distribution of vehicle is more reasonable, It can play the role of energy-efficient.
As the preferred embodiment of the present invention, hybrid vehicle temperature control system further includes air-conditioning heating component and starts Machine cooling component;Air-conditioning heating component can be used in the battery pack and/or crew module's liter for hybrid vehicle as heat source Temperature.Through the above scheme, air-conditioning heating component can also be used as the heat source of crew module, on the basis of energy-efficient so that multiply It is unaffected that the temperature in member cabin rises controllability.
As the preferred embodiment of the present invention, hybrid vehicle temperature control system further includes the second reversal valve;Second changes When being located at first position to the spool of valve, engine cool component is connected to air-conditioning heating component;The spool position of second reversal valve When the second position, engine cool component is disconnected with air-conditioning heating component.Through the above scheme, engine can be adopted with air-conditioning Warm component can also make air-conditioning heating component separately as heat source collectively as heat source.
As the preferred embodiment of the present invention, engine cool component further includes engine radiator;Engine radiator with Engine is connected.The cooling of engine can both be realized by discharging heat to crew module, and can also pass through engine radiator It realizes, preferably to meet actual use needs.
As the preferred embodiment of the present invention, air-conditioning heating component includes the first water pump, heater, heater cores and heat exchange Device;Air-conditioning heating component internal realizes heat flowing by engine coolant;Engine cool component internal passes through engine Coolant liquid realizes heat flowing;Along the flow direction of engine coolant, the outlet of the first water pump is connected with the entrance of heater, The outlet of heater is connected with the entrance of heater cores, and the outlet of heater is connected with the entrance of heat exchanger, the outlet of heat exchanger It is connected with the outlet of heater cores.Using the above structure, at work, air-conditioning can be realized air-conditioning heating component by heater The heating of engine coolant, the engine coolant after heating, then by air outlet device outlet air, will be warmed up by heater cores Heat at wind core takes crew module to, realizes the heating of crew module.Engine coolant can also absorb heat at engine Amount, to realize engine and heater while heat up for engine coolant.
As the preferred embodiment of the present invention, air-conditioning heating component further includes the first shut-off valve, and the first shut-off valve is set to heating Between the outlet of device and the entrance of heat exchanger, heat exchanger can generate heat exchange between battery pack;It needs to add in battery pack When hot, the first shut-off valve is opened.Heat exchange can be generated between heat exchanger and battery pack, then when in use, can pass through The keying of one shut-off valve controls whether battery pack heats up.First shut-off valve is opened, and the engine coolant after heating can flow Through heat exchanger, increased to the temperature of battery pack.If battery pack need not heat up, the first shut-off valve is closed, the hair after heating is made Motivation coolant liquid does not pass through heat exchanger.
As the preferred embodiment of the present invention, heater can close or open.Heater can close or open, if engine Heat it is enough, can be using only engine as the heat source of engine coolant.Realize that engine is cold only by engine But the Wen Sheng of liquid plays the role of energy-efficient without opening heater.
As the preferred embodiment of the present invention, including air conditioner refrigerating component, battery radiating subassembly and the first reversal valve, air-conditioning system Cold component and battery radiating subassembly can be used in cooling down for battery pack;Air conditioner refrigerating component includes cooling-water machine, battery radiating subassembly Including battery radiator;Heat is transmitted by battery coolant liquid inside battery radiating subassembly;The spool of first reversal valve is located at the When one position, battery pack is connected with cooling-water machine;When the spool of first reversal valve is located at the second position, battery radiator is used for as electricity Pond group heat dissipation.By above-mentioned structure, the heat dissipation of battery pack can be realized by the refrigeration effect of cooling-water machine, can also pass through electricity The heat dissipation effect of pond radiator is realized.
As the preferred embodiment of the present invention, air conditioner refrigerating component includes evaporator, heating power expansion valve, electric expansion valve, cold Water dispenser, motor compressor and condenser;Air conditioner refrigerating component internal realizes heat transfer by refrigerant.In the flowing of refrigerant On direction, the outlet of heating power expansion valve is connected with the entrance of evaporator, and the outlet of electric expansion valve is connected with the entrance of cooling-water machine, The entrance of electric expansion valve is connected with the entrance of heating power expansion valve, and the outlet of evaporator is connected with the outlet of cooling-water machine.
As the preferred embodiment of the present invention, air conditioner refrigerating component further includes the second shut-off valve, in the flow direction of refrigerant On, the second shut-off valve is connected with the entrance of heating power expansion valve;It is used to cool down for battery pack in air conditioner refrigerating component, and crew module is not When needing cooling, the second shut-off valve passes through evaporator for block refrigerant.It, can be by air-conditioning system by the way that the second shut-off valve is arranged The refrigeration point of destination of cold component detaches, i.e.,:When second shut-off valve is opened, air conditioner refrigerating component can realize the drop to crew module Temperature, if making battery pack be connected with cooling-water machine at this time, air conditioner refrigerating component can be realized while cooling down to battery pack and crew module. When second shut-off valve is closed, air conditioner refrigerating component can not cool down to crew module, if making battery pack be connected with cooling-water machine at this time, Then the cooling to battery pack may be implemented in the cooling-water machine in air conditioner refrigerating component.Therefore, this design is so that air conditioner refrigerating component It can be only battery pack refrigeration, may also be only crew module's refrigeration, can also be that battery pack and crew module are freezed simultaneously.
As the preferred embodiment of the present invention, there are two pipeline, one of pipeline and air-conditioning heating components for tool in heat exchanger It is connected, for being flowed for engine coolant, another pipeline is connected with cooling-water machine for for battery coolant flow;Cooling-water machine There are two pipeline, one of pipelines to be connected with heat exchanger for middle tool, for for battery coolant flow, another pipeline and electronics Expansion valve is connected, for being flowed for refrigerant.By above structure, the heat that may be implemented between heat exchanger and battery pack is handed over It changes, realizes the heat exchange between cooling-water machine and battery pack, and keep refrigerant, engine coolant and battery coolant liquid mutual Separation, only retains the heat exchange between each medium.
As the preferred embodiment of the present invention, battery radiating subassembly further includes the second water pump and the first expansion tank;Battery radiates Component internal realizes heat transfer by battery coolant liquid;On the flow direction of battery coolant liquid, battery radiator and expansion tank Entrance be connected, the outlet of expansion tank is connected with the entrance of water pump, and the outlet of water pump is connected with battery pack.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
1. hybrid vehicle temperature control system provided by the invention can make full use of engine in start-up course The heat of generation, and using the heating of heat realization crew module and battery pack, it being capable of the effectively save energy;
2. hybrid vehicle temperature control system provided by the invention has a variety of use patterns, can be using only Engine is that crew module and/or battery pack heat up, and also can be that crew module and/or battery pack heat up using only heater;Energy It is enough to cool down for battery pack using only battery radiator, additionally it is possible to be cooled down for battery pack and/or crew module using cooling-water machine;It is existing Conducive to energy saving, and it disclosure satisfy that the use demand of user under various regimes.
Description of the drawings
Fig. 1 is the principle schematic of hybrid vehicle temperature control system provided by the invention.
Fig. 2 is the principle schematic of air conditioner refrigerating component provided by the invention.
Fig. 3 is the principle schematic of engine cool component provided by the invention.
Fig. 4 is the principle schematic of air-conditioning heating component provided by the invention.
Fig. 5 is the principle schematic of battery radiating subassembly provided by the invention.
Icon:1- hybrid vehicle temperature control systems;2- air conditioner refrigerating components;21- condensers;22- electric compressors Machine;23- evaporators;24- cooling-water machines;25- heating power expansion valves;26- electric expansion valves;The second shut-off valves of 27-;28- refrigerants;3- Engine cool component;31- engines;32- engine radiators;47- engine coolants;4- air-conditioning heating components;41- One water pump;42- heaters;43- heater cores;44- heat exchangers;The second reversal valves of 45-;The first shut-off valves of 46-;5- batteries radiate Component;51- battery packs;The second water pumps of 52-;The first expansion tanks of 53-;54- battery radiators;The first reversal valves of 55-;56- batteries Coolant liquid.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention.
Embodiment
Please refer to Fig.1-Fig. 5.A kind of hybrid vehicle temperature control system 1, including engine 31;Engine 31 is opening Heat source can be used as under dynamic state, for being battery pack 51 and/or the crew module's heating of hybrid vehicle.It carries through the invention The hybrid vehicle temperature control system 1 of confession, when in use, fever when being started using engine 31 is as heat source so that The heat distribution of vehicle is more reasonable, can play the role of energy-efficient.
On the basis of above structure, hybrid vehicle temperature control system 1 further includes air-conditioning heating component 4 and starts Machine cooling component 3;Air-conditioning heating component 4 is used as heat source, can be used in as the battery pack 51 of hybrid vehicle and/or crew module Heating.Through the above scheme, air-conditioning heating component 4 can also be used as the heat source of crew module, on the basis of energy-efficient so that It is unaffected that the temperature of crew module rises controllability.
On the basis of above structure, hybrid vehicle temperature control system 1 further includes the second reversal valve 45;Second changes It is connected to valve 45 with air-conditioning heating component 4 and engine cool component 3.When the spool of second reversal valve 45 is located at first position, Engine cool component 3 is connected to air-conditioning heating component 4;When the spool of second reversal valve 45 is located at the second position, engine is cold But component 3 is disconnected with air-conditioning heating component 4.Through the above scheme, engine 31 can be with air-conditioning heating component 4 collectively as heat Source can also make air-conditioning heating component 4 separately as heat source.
On the basis of above structure, engine cool component 3 further includes engine radiator 32;Engine radiator 32 It is connected with engine 31.The cooling of engine 31 can both be realized by discharging heat to crew module, and can also pass through engine Radiator 32 is realized, preferably to meet actual use needs.
On the basis of above structure, air-conditioning heating component 4 includes the first water pump 41, heater 42,43 and of heater cores Heat exchanger 44;Heat flowing is realized by engine coolant 47 inside air-conditioning heating component 4;Inside engine cool component 3 Heat flowing is realized by engine coolant 47;Along the flow direction of engine coolant 47, the outlet of the first water pump 41 with The entrance of heater 42 is connected, and the outlet of heater 42 is connected with the entrance of heater cores 43, the outlet and heat exchange of heater 42 The entrance of device 44 is connected, and the outlet of heat exchanger 44 is connected with the outlet of heater cores 43.Using the above structure, air-conditioning heating component 4 at work, and air-conditioning can realize the heating of engine coolant 47, the engine coolant 47 after heating by heater 42 By heater cores 43, then by air outlet device outlet air, takes the heat at heater cores 43 to crew module, realize crew module Heating.Engine coolant 47 can also absorb heat at engine 31, to realize that engine 31 and heater 42 are same When for engine coolant 47 heat up.
On the basis of above structure, air-conditioning heating component 4 further includes the first shut-off valve 46, and the first shut-off valve 46, which is set to, to be added Between the outlet and the entrance of heat exchanger 44 of hot device 42, heat exchanger 44 can generate heat exchange between battery pack 51;In electricity When pond group 51 needs heating, the first shut-off valve 46 is opened.Heat exchange can be generated between heat exchanger 44 and battery pack 51, then is existed In use, can control whether battery pack 51 heats up by the keying of the first shut-off valve 46.First shut-off valve 46 is opened, heating Engine coolant 47 afterwards can flow through heat exchanger 44, be increased to the temperature of battery pack 51.If battery pack 51 need not rise Temperature closes the first shut-off valve 46, makes the engine coolant after heating 47 not by heat exchanger 44.
On the basis of above structure, heater 42 can close or open.Heater 42 can close or open, if starting The heat of machine 31 is enough, can be by only heat source of the engine 31 as engine coolant 47.It is real only by engine 31 The Wen Sheng of existing engine coolant 47 plays the role of energy-efficient without opening heater 42.
On the basis of above structure, including air conditioner refrigerating component 2, battery radiating subassembly 5 and the first reversal valve 55, air-conditioning Cooling assembly 2 and battery radiating subassembly 5 can be used in cooling down for battery pack 51;Air conditioner refrigerating component 2 includes cooling-water machine 24, battery Radiating subassembly 5 includes battery radiator 54;Heat is transmitted by battery coolant liquid 56 inside battery radiating subassembly 5;First commutation When the spool of valve 55 is located at first position, battery pack 51 is connected with cooling-water machine 24;The spool of first reversal valve 55 is located at second When setting, battery radiator 54 is used to radiate for battery pack 51.By above-mentioned structure, the heat dissipation of battery pack 51 can pass through cold water The refrigeration effect of machine 24 is realized, can also be realized by the heat dissipation effect of battery radiator 54.
On the basis of above structure, air conditioner refrigerating component 2 includes evaporator 23, heating power expansion valve 25, electric expansion valve 26, cooling-water machine 24, motor compressor 22 and condenser 21;Heat transfer is realized by refrigerant 28 inside air conditioner refrigerating component 2. On the flow direction of refrigerant 28, the outlet of heating power expansion valve 25 is connected with the entrance of evaporator 23, electric expansion valve 26 Outlet is connected with the entrance of cooling-water machine 24, and the entrance of electric expansion valve 26 is connected with the entrance of heating power expansion valve 25, evaporator 23 Outlet be connected with the outlet of cooling-water machine 24.
On the basis of above structure, air conditioner refrigerating component 2 further includes the second shut-off valve 27, in the flowing side of refrigerant 28 Upwards, the second shut-off valve 27 is connected with the entrance of heating power expansion valve 25;It is used to cool down for battery pack 51 in air conditioner refrigerating component 2, And crew module, when need not cool down, the second shut-off valve 27 passes through evaporator 23 for block refrigerant 28.By being arranged second section Only valve 27 can detach the refrigeration point of destination of air conditioner refrigerating component 2, i.e.,:When second shut-off valve 27 is opened, air conditioner refrigerating component 2 can realize the cooling to crew module, if battery pack 51 is made to be connected with cooling-water machine 24 at this time, air conditioner refrigerating component 2 can be right Battery pack 51 and crew module realize while cooling down.When second shut-off valve 27 is closed, air conditioner refrigerating component 2 can not carry out crew module Cooling, if battery pack 51 is made to be connected with cooling-water machine 24 at this time, the cooling-water machine 24 in air conditioner refrigerating component 2 may be implemented to battery The cooling of group 51.Therefore, this design allows air conditioner refrigerating component 2 to be only that battery pack 51 is freezed, and may also be only occupant Cabin is freezed, and can also be that battery pack 51 and crew module are freezed simultaneously.
On the basis of above structure, there are two pipeline, one of pipeline and air-conditioning heating components 4 for tool in heat exchanger 44 It is connected, for being flowed for engine coolant 47;Another pipeline is connected with cooling-water machine 24, for being flowed for battery coolant liquid 56 It is dynamic.There are two pipelines, one of pipeline to be connected with heat exchanger 44 for tool in cooling-water machine 24, for being flowed for battery coolant liquid 56; Another pipeline is connected with electric expansion valve 26, for being flowed for refrigerant 28.By above structure, heat exchanger 44 may be implemented With the heat exchange between battery pack 51, realize the heat exchange between cooling-water machine 24 and battery pack 51, and make refrigerant 28, Engine coolant 47 and battery coolant liquid 56 are disconnected from each other, only retain the heat exchange between each medium.
On the basis of above structure, battery radiating subassembly 5 further includes the second water pump 52 and the first expansion tank 53;Battery dissipates Heat transfer is realized by battery coolant liquid 56 inside hot component 5;On the flow direction of battery coolant liquid 56, battery radiator 54 It is connected with the entrance of expansion tank, the outlet of expansion tank is connected with the entrance of water pump, and the outlet of water pump is connected with battery pack 51.
In the present invention, it refers to the coolant liquid generation Wen Sheng that can flow through heater 42 that heater 42, which is opened,;Heating The closing of device 42 refers to that coolant liquid can flow through heater 42, but not generate Wen Sheng.First shut-off valve 46, the second shut-off valve 27, The unlatching of the valves such as electric expansion valve 26, heating power expansion valve 25 refers to that liquid can allow for flow through the valve;First shut-off valve 46, the closing of the valves such as the second shut-off valve 27, electric expansion valve 26, heating power expansion valve 25 refers to that can not allow liquid flow Through the valve;Connected between all parts refers to having the pipeline for being connected to each component so that the heat transfer medium in pipeline can All parts are flowed through along pipeline, heat is made to be transmitted between all parts.
In the present invention, the elements such as heater 42, electric expansion valve 26, heating power expansion valve 25, evaporator 23 are existing Technology, the present invention and are provided a kind of with a variety of cooling and warming patterns by changing the connection relation between each element Humidity control system.The present invention does not make improvement to the concrete structure of each element, and art technology person can pass through selection Existing above-mentioned each element realizes the function of temperature control system provided by the present invention.
Hybrid vehicle temperature control system 1 provided by the invention can realize following working condition:
1. only crew module's cooling state
Second shut-off valve 27 is in open state, and electric expansion valve 26 is closed, and refrigerant 28 is by motor compressor 22, cold Condenser 21, the second shut-off valve 27, heating power expansion valve 25 and the realization of evaporator 23 circulate, and the air for flowing through evaporator 23 is dropped Temperature realizes the cooling demand of crew module.
2. only crew module's heated condition
Have three ways, such as it is following may be implemented only crew module heating:
1) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is closed, and engine coolant 47 flows through first Water pump 41, heater 42, heater cores 43 and the second reversal valve 45, then flow back to engine 31.It will be cold by heater cores 43 But the heat transfer that liquid absorbs from engine 31 realizes the demand of occupant's heating to crew module.At this point, heater 42 is closed.
2) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is closed, and engine coolant 47 flows through first Water pump 41, heater 42, heater cores 43 and the second reversal valve 45, then flow back to engine 31.It will be cold by heater cores 43 But the heat transfer that liquid absorbs from engine 31 realizes the demand of occupant's heating to crew module.At this point, heater 42 is opened.
3) the second reversal valve 45 is made to be located at the second position, the first shut-off valve 46 is closed, and heater 42 is opened, the first water pump 41 It opens, engine coolant 47 flows through heater cores 43, the second reversal valve 45 and the first water pump 41, then flows back to heater 42.
3. the only cooling of battery pack 51 state
When only battery pack 51 needs cooling, it is divided into charging cooling and driving two sub-states of cooling.
When charging cooling, there are following two modes to realize that battery pack 51 cools down:
1) the second shut-off valve 27 is closed, and electric expansion valve 26 is opened, and the first shut-off valve 46 is closed, the switching of the first reversal valve 55 To first position, the second water pump 52 is opened, and battery coolant liquid 56 flows through battery pack 51, the first reversal valve 55, heat exchanger 44, cold water Machine 24 and the first expansion tank 53, then the second water pump 52. is flowed back at this point, being to realize battery pack 51 by the refrigeration of cooling-water machine 24 Cooling.
2) the second shut-off valve 27 is closed, and electric expansion valve 26 is closed, and the first shut-off valve 46 is closed, the switching of the first reversal valve 55 To the second position, the second water pump 52 is opened, and battery coolant liquid 56 flows through battery pack 51, the first reversal valve 55, battery radiator 54 With the first expansion tank 53, then the second water pump 52 is flowed back to.At this point, being the cooling for realizing battery pack 51 by battery radiator 54.
When driving a vehicle cooling, the first reversal valve 55 is made to be in first position, the second shut-off valve 27 is closed, electric expansion valve 26 It opens, motor compressor 22 is opened, and the second water pump 52 is opened, and battery coolant liquid 56 flows through battery pack 51, the first reversal valve 55, changes Hot device 44, cooling-water machine 24 and the first expansion tank 53, then flow back to the second water pump 52, and electricity is realized by the refrigeration of cooling-water machine 24 The cooling demand of pond group 51.
4. only battery pack 51 needs heated condition
When only battery pack 51 needs heating, it is divided into charging heating and driving two sub-states of heating.
In charging heating, the second reversal valve 45 is made to be located at the second position, the first shut-off valve 46 is opened, and heater 42 is opened It opens, the first water pump 41 is opened.Engine coolant 47 flows through heat exchanger 44, heater cores 43, the second reversal valve 45, the first water pump Then 41 flow back to heater 42.The heating of battery pack 51 is realized by the heat exchange of heat exchanger 44.At this point, for air-conditioning heating Exhaust apparatus is closed.
Wen Sheng for crew module is to flow through heater cores 43 by air to be heated, and then flows in crew module and realizes 's.Therefore, if not opening the exhaust apparatus of air-conditioning heating, even if there is engine coolant 47 to flow through heater cores 43, but occupant Therefore cabin will not generate Wen Sheng.
Has three ways, such as the following driving heating mode that the only heating of battery pack 51 may be implemented:
1) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is opened, and engine coolant 47 flows through first Water pump 41, heater cores 43, heat exchanger 44 and the second reversal valve 45, then engine 31 is flowed back to, at this point, heater 42 does not work. Battery is transferred heat to by heat exchanger 44.At this point, the exhaust apparatus for air-conditioning heating is closed, therefore, start even if having Machine coolant liquid 47 flows through heater cores 43, but therefore crew module will not generate Wen Sheng.
2) the second reversal valve 45 is made to be located at the second position, the first shut-off valve 46 is opened, and heater 42 is opened, the first water pump 41 It opens, engine coolant 47 flows through heater cores 43, heat exchanger 44, the second reversal valve 45 and the first water pump 41 and flows back to heating again Device 42, by the heat exchange between the engine coolant 47 carried out in heat exchanger 44 and battery coolant liquid 56, by heat Pass to battery.
Under heating mode of driving a vehicle, the first reversal valve 55 is respectively positioned on first position, and the second water pump 52 is opened, battery cooling Liquid 56 flows through battery pack 51, the first reversal valve 55, heat exchanger 44, cooling-water machine 24 and the first expansion tank 53, then flows back to the second water pump 52。
The state 5. crew module and battery pack 51 cool down
Have that crew module may be implemented in following two modes and battery pack 51 cools down:
1) the second shut-off valve 27 is opened, and electric expansion valve 26 is opened, and first shut-off valve 46 is closed, and evaporator 23 will flow through Air cooling-down, to realize the cooling to crew module.First reversal valve 55 is switched to first position, and the second water pump 52 is opened, electricity Pond coolant liquid 56 flows through battery pack 51, the first reversal valve 55, heat exchanger 44, cooling-water machine 24 and the first expansion tank 53, then flows back to Two water pumps 52.At this point, being the cooling for realizing battery pack 51 by the refrigeration of cooling-water machine 24.
2) the second shut-off valve 27 is opened, and electric expansion valve 26 is closed, and first shut-off valve 46 is closed, and evaporator 23 will flow through Air cooling-down, to realize the cooling of crew module.First reversal valve 55 is switched to the second position, and the second water pump 52 is opened, battery Coolant liquid 56 flows through battery pack 51, the first reversal valve 55, battery radiator 54 and the first expansion tank 53, then flows back to the second water pump 52.At this point, being the cooling for realizing battery pack 51 by battery radiator 54.
6. 51 equal soaking condition of crew module and battery pack
Have that crew module may be implemented in following two modes and battery pack 51 heats up:
1) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is opened, and engine coolant 47 flows through first Water pump 41, heater 42, heater cores 43, heat exchanger 44 and the second reversal valve 45, flow back to engine 31, pass through heater cores 43 Crew module is transferred heat to, to realize the heating of crew module.At this point, heater 42 is opened.
First reversal valve 55 is located at the second position, and the second water pump 52 is opened, and battery coolant liquid 56 flows through battery pack 51, first Reversal valve 55, heat exchanger 44, cooling-water machine 24 and the first expansion tank 53, then flow back to the second water pump 52.At this point, being by heat exchanger 44 In, the heat exchange between engine coolant 47 and battery coolant liquid 56 realizes the demand for heat of battery pack 51.
2) the second reversal valve 45 is made to be in the second position, the first shut-off valve 46 is opened, and heater 42 is opened, and coolant liquid flows through First water pump 41, heater 42, heater cores 43, heat exchanger 44 and the second reversal valve 45 flow back to the first water pump 41, pass through warm wind Core 43 transfers heat to crew module, realizes the heating of crew module.
First reversal valve 55 is located at the second position, and the second water pump 52 is opened, the coolant liquid of battery pack 51 flow through battery pack 51, First reversal valve 55, heat exchanger 44, cooling-water machine 24 and the first expansion tank 53, then flow back to the second water pump 52.At this point, being to pass through heat exchange In device 44, the heat exchange between engine coolant 47 and battery coolant liquid 56 realizes the demand for heat of battery pack 51.
7. defrost function
When vehicle needs defrosting, the work of hybrid vehicle temperature control system 1 is identical as crew module's soaking condition.
Specifically, having three ways, such as following to may be implemented to defrost:
1) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is closed, and engine coolant 47 flows through first Water pump 41, heater 42, heater cores 43 and the second reversal valve 45, then flow back to engine 31.It will be cold by heater cores 43 But the heat transfer that liquid absorbs from engine 31 realizes the demand of air-conditioning to air-conditioning.At this point, heater 42 is closed.
2) the second reversal valve 45 is made to be located at first position, the first shut-off valve 46 is closed, and engine coolant 47 flows through first Water pump 41, heater 42, heater cores 43 and the second reversal valve 45, then flow back to engine 31.It will be cold by heater cores 43 But the heat transfer that liquid absorbs from engine 31 realizes the demand of air-conditioning to air-conditioning.At this point, heater 42 is opened.
3) the second reversal valve 45 is made to be located at the second position, the first shut-off valve 46 is closed, and heater 42 is opened, the first water pump 41 It opens, engine coolant 47 flows through heater cores 43, the second reversal valve 45 and the first water pump 41, then flows back to heater 42.
The advantageous effect of hybrid vehicle temperature control system 1 provided by the invention is:
1. hybrid vehicle temperature control system 1 provided by the invention can make full use of engine 31 in start-up course The heat of middle generation, and using the heating of heat realization crew module and battery pack 51, it being capable of the effectively save energy;
It, can be individually sharp 2. hybrid vehicle temperature control system 1 provided by the invention has a variety of use patterns It is that crew module and/or battery pack 51 heat up with engine 31, also can is crew module and/or battery pack using only heater 42 51 heatings;Can using only battery radiator 54 be battery pack 51 cool down, additionally it is possible to using cooling-water machine 24 be battery pack 51 and/ Or crew module's cooling;It not only improves energy saving, and disclosure satisfy that the use demand of user under various regimes.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.

Claims (12)

1. a kind of hybrid vehicle temperature control system, which is characterized in that including engine;
The engine in the start-up conditions can be used as heat source, for for the hybrid vehicle battery pack and/or multiply The heating of member cabin.
2. hybrid vehicle temperature control system according to claim 1, which is characterized in that including air-conditioning heating component With engine cool component;
The air-conditioning heating component is as heat source, for being battery pack and/or the crew module's heating of hybrid vehicle.
3. hybrid vehicle temperature control system according to claim 2, which is characterized in that further include starting with described The second reversal valve that machine cooling component is connected with the air-conditioning heating component;
When the spool of second reversal valve is located at first position, the engine cool component connects with the air-conditioning heating component It is logical;
When the spool of second reversal valve is located at the second position, the engine cool component is disconnected with the air-conditioning heating component It opens.
4. hybrid vehicle temperature control system according to claim 3, which is characterized in that the engine cool group Part further includes engine radiator;
The engine radiator is connected with the engine.
5. hybrid vehicle temperature control system according to claim 3, which is characterized in that the air-conditioning heating component Including the first water pump, heater, heater cores and heat exchanger;
The air-conditioning heating component internal realizes that heat transfer, the engine cool component internal are logical by engine coolant It crosses engine coolant and realizes heat transfer;
Along the flow direction of the engine coolant, the outlet of first water pump is connected with the entrance of the heater, institute The outlet for stating heater is connected with the entrance of the heater cores, the entrance phase of the outlet and the heat exchanger of the heater Even, the outlet of the heat exchanger is connected with the outlet of the heater cores.
6. hybrid vehicle temperature control system according to claim 5, which is characterized in that the air-conditioning heating component Further include the first shut-off valve, on the flow direction of the engine coolant, first shut-off valve be set to the heating Between the outlet of device and the entrance of the heat exchanger, the heat exchanger can generate heat exchange between the battery pack;
When the battery pack needs heating, first shut-off valve is opened.
7. hybrid vehicle temperature control system according to claim 5, which is characterized in that the heater can close Or it opens.
8. hybrid vehicle temperature control system according to claim 5, which is characterized in that including air conditioner refrigerating group Part, battery radiating subassembly and the first reversal valve, the air conditioner refrigerating component and the battery radiating subassembly can be used in being described Battery pack cools down;
The air conditioner refrigerating component includes cooling-water machine, and the battery radiating subassembly includes battery radiator;
When the spool of first reversal valve is located at first position, the battery pack is connected with the cooling-water machine;
When the spool of first reversal valve is located at the second position, the battery radiator is used to radiate for battery pack.
9. hybrid vehicle temperature control system according to claim 8, which is characterized in that the air conditioner refrigerating component Further include evaporator, heating power expansion valve, electric expansion valve, motor compressor and condenser;
The air conditioner refrigerating component internal realizes heat transfer by refrigerant;
On the flow direction of the refrigerant, the outlet of the heating power expansion valve is connected with the entrance of the evaporator, described The outlet of electric expansion valve is connected with the entrance of the cooling-water machine, the entrance of the electric expansion valve and the heating power expansion valve Entrance is connected, and the outlet of the evaporator is connected with the outlet of the cooling-water machine.
10. hybrid vehicle temperature control system according to claim 9, which is characterized in that the air conditioner refrigerating group Part further includes the second shut-off valve, on the flow direction of the refrigerant, second shut-off valve and the heating power expansion valve Entrance is connected;
It is used to cool down for the battery pack in the air conditioner refrigerating component, and when the crew module need not cool down, described second Shut-off valve passes through the evaporator for block refrigerant.
11. hybrid vehicle temperature control system according to claim 9, which is characterized in that have in the heat exchanger There are two pipeline, one of pipeline is connected with the air-conditioning heating component, for being flowed for engine coolant, another pipe Road is connected with the cooling-water machine, for for battery coolant flow;
There are two pipelines, one of pipeline to be connected with the heat exchanger for tool in the cooling-water machine, for for battery coolant liquid stream Dynamic, another pipeline is connected with the electric expansion valve, for being flowed for refrigerant.
12. hybrid vehicle temperature control system according to claim 8, which is characterized in that the battery heat dissipation group Part further includes the second water pump and the first expansion tank;
Heat transfer is realized by battery coolant liquid inside battery radiating subassembly;
On the flow direction of the battery coolant liquid, the outlet of the battery radiator is connected with the entrance of the expansion tank, The outlet of the expansion tank is connected with the entrance of second water pump, and the outlet of second water pump is connected with the battery pack.
CN201810595330.8A 2018-06-11 2018-06-11 A kind of hybrid vehicle temperature control system Pending CN108466532A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111016581A (en) * 2019-12-23 2020-04-17 宁波吉利汽车研究开发有限公司 Vehicle thermal management control system and method and vehicle
CN111251800A (en) * 2018-11-30 2020-06-09 宝沃汽车(中国)有限公司 Vehicle thermal management system and vehicle
CN111746224A (en) * 2020-06-16 2020-10-09 智新控制系统有限公司 Range-extended electric vehicle thermal management system and control method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111251800A (en) * 2018-11-30 2020-06-09 宝沃汽车(中国)有限公司 Vehicle thermal management system and vehicle
CN111016581A (en) * 2019-12-23 2020-04-17 宁波吉利汽车研究开发有限公司 Vehicle thermal management control system and method and vehicle
CN111746224A (en) * 2020-06-16 2020-10-09 智新控制系统有限公司 Range-extended electric vehicle thermal management system and control method thereof

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