CN108550952A - A kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle - Google Patents

A kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle Download PDF

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Publication number
CN108550952A
CN108550952A CN201810594021.9A CN201810594021A CN108550952A CN 108550952 A CN108550952 A CN 108550952A CN 201810594021 A CN201810594021 A CN 201810594021A CN 108550952 A CN108550952 A CN 108550952A
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CN
China
Prior art keywords
battery
engine
valve
battery pack
control system
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Pending
Application number
CN201810594021.9A
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Chinese (zh)
Inventor
李瑞青
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Chongqing Branch of DFSK Motor Co Ltd
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Chongqing Branch of DFSK Motor Co Ltd
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Application filed by Chongqing Branch of DFSK Motor Co Ltd filed Critical Chongqing Branch of DFSK Motor Co Ltd
Priority to CN201810594021.9A priority Critical patent/CN108550952A/en
Publication of CN108550952A publication Critical patent/CN108550952A/en
Pending legal-status Critical Current

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    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24Methods 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
    • B60L58/26Methods 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24Methods 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
    • B60L58/27Methods 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 heating
    • 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
    • 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
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567Liquids
    • 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
    • H01M10/66Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • H01M10/663Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
    • 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
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The present invention relates to temperature control system fields, and in particular to a kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle, including battery radiating subassembly and engine;Battery radiating subassembly can be used in cooling down for battery pack, and heat transfer is realized by battery coolant liquid inside battery radiating subassembly;Engine can be used as heat source in the start-up conditions, for heating up for the battery pack of hybrid vehicle.In use, providing heat using the fever in engine start as heat source for battery pack so that the heat distribution of vehicle is more reasonable, can play the role of energy-efficient.

Description

A kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle
Technical field
The present invention relates to a kind of temperature control system, especially a kind of battery of hybrid vehicle group humidity control system and mixing are dynamic Power vehicle.
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.In the practical practicality of hybrid vehicle, it may be necessary to which battery pack drops Temperature is generated heat excessive the drawbacks of bringing in use with alleviating battery pack, it is also possible to need to heat up for battery pack, to avoid environment temperature The too low use for influencing vehicle of degree.For existing hybrid vehicle in the temperature control of battery pack, heat utilization ratio is low, unfavorable In 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 regulating system and hybrid electric vehicle.
To achieve the goals above, the technical solution adopted by the present invention is:
A kind of battery of hybrid vehicle group humidity control system, including battery radiating subassembly and engine;Battery heat dissipation group Part can be used in cooling down for battery pack, and heat transfer is realized by battery coolant liquid inside battery radiating subassembly;Engine is opening Heat source can be used as under dynamic state, for heating up for the battery pack of hybrid vehicle.In use, using in engine start Fever provides heat as heat source for battery pack so that the heat distribution of vehicle is more reasonable, can play the role of energy-efficient.
As the preferred embodiment of the present invention, battery radiating subassembly includes battery radiator, and battery radiator can be with battery It is connected or detaches;Battery radiating subassembly further includes the second water pump and the first expansion tank;On the flow direction of battery coolant liquid, electricity The outlet of pond radiator is connected with the entrance of expansion tank, and the outlet of expansion tank is connected with the entrance of the second water pump, the second water pump Outlet is connected with battery pack.When battery pack radiates, it can be realized and be radiated by battery radiator, confirm that heat removes in time.
Further include heat exchanger, engine is connected with heat exchanger as the preferred embodiment of the present invention;Heat exchanger can be with battery Heat transfer is realized between group;Engine can realize heat transfer with heat exchanger by engine coolant.
As the preferred embodiment of the present invention, there is first pipe and second pipe, first pipe and engine on heat exchanger It is connected, second pipe can be connected with battery pack.
Further include cooling-water machine, cooling-water machine is connected with the second pipe of heat exchanger as the preferred embodiment of the present invention.
Further include the first reversal valve as the preferred embodiment of the present invention, when the spool of the first reversal valve is located at first 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 connected with battery pack.Pass through First reversal valve can realize the switching of operation element in battery pack temperature control system.Specifically, the first reversal valve is located at the When one position, cooling-water machine can be made to be connected to battery pack, realize heat dissipation.It, being capable of battery when first reversal valve is located at the second position Radiator realizes heat dissipation.This design so that the heat dissipation of battery pack has both of which.
Further include air-conditioning heating component as the preferred embodiment of the present invention;Air-conditioning heating component includes the first water pump, heating Device and heater cores;Heat exchanger is connected with heater cores;Engine can be connected to or detach with air-conditioning heating component;Air-conditioning heating Component internal realizes heat transfer by engine coolant.Engine can be connected to or detach with air heating component, be used In, air-conditioning heating component can provide heat together with engine for battery pack, and battery pack is made to generate Wen Sheng.
Further include the first shut-off valve as the preferred embodiment of the present invention;On the loop direction of engine coolant, first The entrance of shut-off valve is connected with the outlet of heater cores, and the outlet of the first shut-off valve is connected with the entrance of heat exchanger, heat exchanger Outlet is connected with the outlet of heater cores.The setting of first shut-off valve can make the heat between battery pack and air-conditioning heating component Amount exchanges controllable, and by opening the first shut-off valve, engine and air-conditioning heating component can be used in for battery pack heat supply, passing through The first shut-off valve is disconnected, engine and air-conditioning heating component can detach between battery pack, engine and air-conditioning heating at this time Do not have heat exchange between component and battery pack.
Further include the second reversal valve as the preferred embodiment of the present invention, the second reversal valve and air-conditioning heating component and starts Machine is connected;When the spool of second reversal valve is located at first position, engine is connected to air-conditioning heating component;The valve of second reversal valve When core is located at the second position, engine is detached with air-conditioning heating component.By the way that the second reversal valve is arranged, engine and sky can be made Heating component is adjusted to connect or detach, then air-conditioning heating component can be individually for battery pack heat supply, can also be together with engine Battery pack heat supply.
A kind of hybrid electric vehicle, including above-mentioned hybrid-power battery group humidity control system.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
Starting 1. battery of hybrid vehicle group humidity control system provided by the invention can make full use of engine The heat generated in journey, and using the heating of heat realization battery pack, it being capable of the effectively save energy;
2. battery of hybrid vehicle group humidity control system provided by the invention can realize multiple-working mode, can make Engine provides heat together with air-conditioning heating component for battery pack, can also be that air-conditioning heating component is individually provided to battery pack Heat;Not only the heat dissipation of battery can have been realized by battery radiator, but also the heat dissipation of battery can be realized by cooling-water machine.
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 1
It please refers to Fig.1.The present invention provides a kind of battery of hybrid vehicle group humidity control systems comprising battery radiates Component 5 and engine 31;Battery radiating subassembly 5 can be used in cooling down for battery pack 51, pass through battery inside battery radiating subassembly 5 Coolant liquid 56 realizes heat transfer;Engine 31 can be used as heat source in the start-up conditions, for the electricity for hybrid vehicle Pond group 51 heats up.In use, the fever in being started using engine 31 is that battery pack 51 provides heat as heat source so that vehicle Heat distribution it is more reasonable, can play the role of energy-efficient.
As the preferred embodiment of the present invention, battery radiating subassembly 5 includes battery radiator 54, and battery radiator 54 can be with Battery pack 51 is connected or separation;Battery radiating subassembly 5 further includes the second water pump 52 and the first expansion tank 53;In battery coolant liquid 56 Flow direction on, the outlet of battery radiator 54 is connected with the entrance of expansion tank, and the outlet of expansion tank is with the second water pump 52 Entrance is connected, and the outlet of the second water pump 52 is connected with battery pack 51.It, can be real by battery radiator 54 when battery pack 51 radiates It now radiates, confirms that heat removes in time.
As the preferred embodiment of the present invention, battery of hybrid vehicle group humidity control system further includes heat exchanger 44, is started Machine 31 is connected with heat exchanger 44;Heat exchanger 44 can realize heat transfer between battery pack 51;Engine 31 and heat exchanger 44 Heat transfer can be realized by engine coolant 47.
As the preferred embodiment of the present invention, there is first pipe and second pipe on heat exchanger 44, first pipe with start Machine 31 is connected, and second pipe can be connected with battery pack 51.
As the preferred embodiment of the present invention, battery of hybrid vehicle group humidity control system further includes cooling-water machine 24, cold water Machine 24 is connected with the second pipe of heat exchanger 44.
As the preferred embodiment of the present invention, battery of hybrid vehicle group humidity control system further includes the first reversal valve 55, When the spool of first reversal valve 55 is located at first position, battery pack 51 is connected with cooling-water machine 24;The spool position of first reversal valve 55 When the second position, battery radiator 54 is connected with battery pack 51.By the first reversal valve 55,51 temperature of battery pack can be realized The switching of operation element in control system.Specifically, when the first reversal valve 55 is located at first position, cooling-water machine 24 and electricity can be made Pond group 51 is connected to, and realizes heat dissipation.It, being capable of the realization heat dissipation of battery radiator 54 when first reversal valve 55 is located at the second position.It is this Design so that the heat dissipation of battery pack 51 has both of which.
As the preferred embodiment of the present invention, battery of hybrid vehicle group humidity control system further includes air-conditioning heating component 4; Air-conditioning heating component 4 includes the first water pump 41, heater 42 and heater cores 43;Heat exchanger 44 is connected with heater cores 43;Hair Motivation 31 can be connected to or detach with air-conditioning heating component 4;Heat is realized by engine coolant 47 inside air-conditioning heating component 4 Amount is transmitted.Engine 31 can be connected to or detach with air heating component, in use, air-conditioning heating component 4 can be with engine 31 together, provides heat for battery pack 51, battery pack 51 is made to generate Wen Sheng.
As the preferred embodiment of the present invention, battery of hybrid vehicle group humidity control system further includes the first shut-off valve 46; On the loop direction of engine coolant 47, the entrance of the first shut-off valve 46 is connected with the outlet of heater cores 43, first section Only the outlet of valve 46 is connected with the entrance of heat exchanger 44, and the outlet of heat exchanger 44 is connected with the outlet of heater cores 43.First section The only setting of valve 46 can make the heat exchange between battery pack 51 and air-conditioning heating component 4 controllable, by opening first section Only valve 46, engine 31 and air-conditioning heating component 4 can be used in sending out by disconnecting the first shut-off valve 46 for 51 heat supply of battery pack Motivation 31 and air-conditioning heating component 4 can detach between battery pack 51, at this time engine 31 and air-conditioning heating component 4 and battery Do not have heat exchange between group 51.
On the basis of above structure, battery of hybrid vehicle group humidity control system further includes the second reversal valve 45, the Two reversal valves 45 are connected with air-conditioning heating component 4 and engine 31;When the spool of second reversal valve 45 is located at first position, start Machine 31 is connected to air-conditioning heating component 4;When the spool of second reversal valve 45 is located at the second position, engine 31 and air-conditioning heating group Part 4 detaches.By the way that the second reversal valve 45 is arranged, engine 31 can be made to connect or detach with air-conditioning heating component 4, then air-conditioning is adopted Warm component 4 can be individually for 51 heat supply of battery pack, can also be 51 heat supply of battery pack together with engine 31.
The present embodiment additionally provides a kind of hybrid electric vehicle comprising above-mentioned battery of hybrid vehicle group temperature adjusts system System.
Embodiment 2
Please refer to Fig.1-Fig. 5.Present embodiments provide a kind of hybrid vehicle temperature control system 1 comprising implement The battery of hybrid vehicle group humidity control system provided in example 1.
The hybrid vehicle temperature control system 1 includes engine 31;Engine 31 in the start-up conditions being capable of conduct Heat source, for being battery pack 51 and/or the crew module's heating of hybrid vehicle.The hybrid vehicle provided through the invention Temperature control system 1, when in use, fever when being started using engine 31 is as heat source so that the heat distribution of vehicle is more To be 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 (10)

1. a kind of battery of hybrid vehicle group humidity control system, which is characterized in that including battery radiating subassembly and engine;
The battery radiating subassembly can be used in cooling down for the battery pack, be cooled down by battery inside the battery radiating subassembly Liquid realizes heat transfer;
The engine can be used as heat source in the start-up conditions, for heating up for the battery pack of the hybrid vehicle.
2. battery of hybrid vehicle group humidity control system according to claim 1, which is characterized in that
The battery radiating subassembly includes battery radiator, and the battery radiator can be connected or detach with the battery pack;
The battery radiating subassembly further includes the second water pump and the first expansion tank;
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.
3. battery of hybrid vehicle group humidity control system according to claim 2, which is characterized in that further include heat exchange Device, the engine are connected with the heat exchanger;
The heat exchanger can realize heat transfer between the battery pack;
The engine can realize heat transfer with the heat exchanger by engine coolant.
4. battery of hybrid vehicle group humidity control system according to claim 3, which is characterized in that on the heat exchanger With first pipe and second pipe, the first pipe is connected with the engine, and the second pipe can be with the electricity Pond group is connected.
5. battery of hybrid vehicle group humidity control system according to claim 4, which is characterized in that further include cold water Machine, the cooling-water machine are connected with the second pipe of the heat exchanger.
6. battery of hybrid vehicle group humidity control system according to claim 5, which is characterized in that further include first changing To valve, 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 pack is connected with the battery radiator.
7. battery of hybrid vehicle group humidity control system according to claim 3, which is characterized in that further include that air-conditioning is adopted Warm component;
The air-conditioning heating component includes the first water pump, heater and heater cores;
The heat exchanger is connected with the heater cores;
The engine can be connected to or detach with the air-conditioning heating component;
The air-conditioning heating component internal realizes heat transfer by engine coolant.
8. battery of hybrid vehicle group humidity control system according to claim 7, which is characterized in that further include first section Only valve;
On the loop direction of the engine coolant, the entrance of first shut-off valve and the outlet phase of the heater cores Even, the outlet of first shut-off valve is connected with the entrance of the heat exchanger, the outlet of the heat exchanger and the heater cores Outlet be connected.
9. battery of hybrid vehicle group humidity control system according to claim 7, which is characterized in that further include second changing To valve, second reversal valve is connected with air-conditioning heating component and engine;
When the spool of second reversal valve is located at first position, the engine is connected to the air-conditioning heating component;
When the spool of second reversal valve is located at the second position, the engine is detached with the air-conditioning heating component.
10. a kind of hybrid electric vehicle, which is characterized in that including the hybrid-power battery described in any one of claim 1-9 Group humidity control system.
CN201810594021.9A 2018-06-11 2018-06-11 A kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle Pending CN108550952A (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810594021.9A CN108550952A (en) 2018-06-11 2018-06-11 A kind of battery of hybrid vehicle group humidity control system and hybrid electric vehicle

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109488483A (en) * 2018-11-01 2019-03-19 安徽双桦热交换系统有限公司 A kind of vehicle heat-exchange system
CN109950658A (en) * 2019-03-13 2019-06-28 浙江吉利新能源商用车集团有限公司 Battery heating system and heating means
CN111231619A (en) * 2018-11-29 2020-06-05 比亚迪股份有限公司 Vehicle thermal management system and vehicle
CN111231774A (en) * 2018-11-29 2020-06-05 比亚迪股份有限公司 Vehicle thermal management system, control method of vehicle thermal management system and vehicle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109488483A (en) * 2018-11-01 2019-03-19 安徽双桦热交换系统有限公司 A kind of vehicle heat-exchange system
CN109488483B (en) * 2018-11-01 2022-07-19 青岛永晟热交换器有限公司 Vehicle heat exchange system
CN111231619A (en) * 2018-11-29 2020-06-05 比亚迪股份有限公司 Vehicle thermal management system and vehicle
CN111231774A (en) * 2018-11-29 2020-06-05 比亚迪股份有限公司 Vehicle thermal management system, control method of vehicle thermal management system and vehicle
CN109950658A (en) * 2019-03-13 2019-06-28 浙江吉利新能源商用车集团有限公司 Battery heating system and heating means

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