CN208559082U - A kind of hybrid vehicle heat management system and vehicle - Google Patents

A kind of hybrid vehicle heat management system and vehicle Download PDF

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Publication number
CN208559082U
CN208559082U CN201820843121.6U CN201820843121U CN208559082U CN 208559082 U CN208559082 U CN 208559082U CN 201820843121 U CN201820843121 U CN 201820843121U CN 208559082 U CN208559082 U CN 208559082U
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China
Prior art keywords
heat
battery
temperature
temperature sensor
string
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CN201820843121.6U
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Chinese (zh)
Inventor
王熙熙
张少丕
赵俊杰
李波
王秋杰
赵梦沙
李嘉
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Yutong Bus Co Ltd
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Zhengzhou Yutong Bus Co Ltd
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    • 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 utility model provides a kind of hybrid vehicle heat management system and vehicle, wherein hybrid vehicle people's management system includes at least two for the heat-radiation loops cooling for battery, and each heat-radiation loop is in parallel;It further include at least two for the heating circuit for battery heating, each heating circuit is in parallel;Wherein, string is equipped with coolant liquid-refrigerant heat exchanger on first heat-radiation loop, and string is equipped with coolant liquid-air heat exchanger on Article 2 heat-radiation loop;String is equipped with engine radiating mechanism on first heating circuit, and string is equipped with motor radiating mechanism on Article 2 heating circuit.The battery heating of the utility model and the type of cooling are more various, it can be selected reasonably mode is heated or cooled to be heated or cooled for battery according to the temperature of battery, realize the precise controlling to battery temperature, improve heating and the cooling efficiency of battery, it ensure that battery is under normal temperature environment, the service life for improving battery increases the course continuation mileage of hybrid vehicle.

Description

A kind of hybrid vehicle heat management system and vehicle
Technical field
The utility model belongs to vehicle thermal management technology field, in particular to a kind of hybrid vehicle heat management system and Vehicle.
Background technique
Energy crisis and environmental pollution are the two big world property problems that today's society faces, under the requirement of energy-saving and emission-reduction, Energy-saving and emission-reduction become the core of automobile industry development, therefore, new-energy automobile (such as electric car, hybrid vehicle) at The developing direction generally acknowledged for today's society.However, there are technologies not yet full maturity, higher cost etc. to ask for current power battery Topic, makes the universal of electric car be faced with numerous obstacles.As effective supplement of a kind of pair of electric car, hybrid vehicle energy Enough exhaust emissions and oil consumption that automobile is reduced while reducing battery and using.But either electric car or hybrid power vapour Vehicle, is vehicle manufacturers how to effectively control battery temperature and the problem of cell production companies are rather paid close attention to, because, battery Charging and discharging capabilities be affected by temperature it is larger, battery needs could be worked normally under relatively harsh temperature environment, too low temperature Degree will lead to battery can not normal charge and discharge, and excessively high temperature can not only accelerate cell degradation, be more likely to lead on fire, explosion Etc. security risks, for the heat management of electric car, more stringent requirements are proposed for this.
In order to guarantee that battery is in suitable temperature environment, many battery producers propose liquid cooling battery system product, can Battery temperature is reduced or increased to recycle by coolant liquid.Traditional battery cooling system multi-pass crosses radiator or independent cooler It realizes battery heat dissipation, battery heating, control strategy is realized by electric heater are as follows: when battery temperature is higher, open heat dissipation Device or independent cooling unit;When battery temperature is lower, opening electric heater, such as Publication No. " CN203766487U ", title For the Chinese patent of " a kind of for hybrid power or the electric car thermal control system of extended-range ", which uses single side Formula is cooled down or is heated to battery, and the selection mode being heated or cooled for battery is fewer, cannot be according to the practical temperature of battery Degree situation select it is reasonable mode be heated or cooled be heated or cooled for battery so that battery cannot be in normal operating temperature In range.
Utility model content
It is existing for solving the purpose of this utility model is to provide a kind of hybrid vehicle heat management system and vehicle The relatively simple problem of the mode of battery heating and cooling in technology.
To achieve the above object, the utility model provides a kind of hybrid vehicle heat management system, including at least two Item is used for the heat-radiation loop cooling for battery, and each heat-radiation loop is in parallel;It further include at least two for the heating for battery heating Circuit, each heating circuit are in parallel;Wherein, string is equipped with coolant liquid-refrigerant heat exchanger on first heat-radiation loop, and Article 2 radiates back Road string is equipped with coolant liquid-air heat exchanger;String is equipped with engine radiating mechanism on first heating circuit, and Article 2 heats back Road string is equipped with motor radiating mechanism.
In order to solve the problems, such as that battery heat-radiation loop and heating circuit are single, Article 3 heat-radiation loop is that coolant liquid is naturally cold But circuit, string is equipped with heater on Article 3 heating circuit.Improve battery cools and heats efficiency, is battery solution hot and cold But selection mode is more various.
For precise acquisition battery temperature, inside and outside temperature and coolant temperature, further includes controller, is arranged on battery For detect battery temperature the first temperature sensor, setting in the car for detect vehicle interior temperature second temperature sensor, The third temperature sensor for being used to detect outside temperature outside vehicle is set and is arranged on cooling line for detecting coolant liquid 4th temperature sensor, each temperature sensor are connect with controller, and the controller control connects each heat-radiation loop.
It further include being arranged at engine water outlet to use for precise acquisition engine outlet water temperature and motor leaving water temperature In the 5th temperature sensor of detection engine outlet water temperature and setting in motor water outlet for detecting motor leaving water temperature The 6th temperature sensor, each temperature sensor connect with the controller, and the controller control connects each heating circuit.
In order to realize the heating faster and better to battery, the heater is ptc heater.
The utility model additionally provides a kind of vehicle, including heat management system, and the heat management system includes at least two For the heat-radiation loop cooling for battery, each heat-radiation loop is in parallel;It further include at least two for being returned for the heating of battery heating Road, each heating circuit are in parallel;Wherein, string is equipped with coolant liquid-refrigerant heat exchanger, Article 2 heat-radiation loop on first heat-radiation loop Upper string is equipped with coolant liquid-air heat exchanger;String is equipped with engine radiating mechanism, Article 2 heating circuit on first heating circuit Upper string is equipped with motor radiating mechanism.
In order to solve the problems, such as that battery heat-radiation loop and heating circuit are single, Article 3 heat-radiation loop is that coolant liquid is naturally cold But circuit, string is equipped with heater on Article 3 heating circuit.Improve the efficiency that cools and heats of battery, battery heating and cooling Mode it is more various, reasonably selected according to the temperature of battery and be heated or cooled for battery.
For precise acquisition battery temperature, inside and outside temperature and coolant temperature, further includes controller, is arranged on battery For detect battery temperature the first temperature sensor, setting in the car for detect vehicle interior temperature second temperature sensor, The third temperature sensor for being used to detect outside temperature outside vehicle is set and is arranged on cooling line for detecting coolant liquid 4th temperature sensor, each temperature sensor are connect with controller, and the controller control connects each heat-radiation loop.
It further include being arranged at engine water outlet to use for precise acquisition engine outlet water temperature and motor leaving water temperature In the 5th temperature sensor of detection engine outlet water temperature and setting in motor water outlet for detecting motor leaving water temperature The 6th temperature sensor, each temperature sensor connect with the controller, and the controller control connects each heating circuit.
In order to realize the heating faster and better to battery, the heater is ptc heater.
Control to each temperature sensor for convenience, the controller are entire car controller, do not have to still further setting control Device processed, has saved cost.
The beneficial effects of the utility model are:
The embodiment of the utility model includes at least two for the heat-radiation loop cooling for battery, and each heat-radiation loop is in parallel; It further include at least two for the heating circuit for battery heating, each heating circuit is in parallel;Wherein, it is gone here and there on first heat-radiation loop Equipped with coolant liquid-refrigerant heat exchanger, string is equipped with coolant liquid-air heat exchanger on Article 2 heat-radiation loop;First heating circuit Upper string is equipped with engine radiating mechanism, and string is equipped with motor radiating mechanism on Article 2 heating circuit.The battery of the utility model adds But mode is more various for hot and cold, can be selected according to the temperature of battery reasonably be heated or cooled mode be battery heat or it is cold But, the precise controlling to battery temperature is realized, heating and the cooling efficiency of battery are improved, ensure that battery is in normal Under temperature environment, the service life of battery is improved, increases the course continuation mileage of hybrid vehicle.
Detailed description of the invention
Fig. 1 is the hybrid vehicle heat management system structure block diagram of the utility model;
Fig. 2 is the control flow chart that battery is heated or cooled in the hybrid vehicle heat management system of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawing:
A kind of hybrid vehicle heat management system, it is each to dissipate including at least two for the heat-radiation loop cooling for battery Hot loop is in parallel;It further include at least two for the heating circuit for battery heating, each heating circuit is in parallel;Wherein, first String is equipped with coolant liquid-refrigerant heat exchanger on heat-radiation loop, and string is equipped with coolant liquid-air heat exchanger on Article 2 heat-radiation loop;The String is equipped with engine radiating mechanism on one heating circuit, and string is equipped with motor radiating mechanism on Article 2 heating circuit.This is practical The heat management system of novel offer can be used for the temperature of adjustment equipment or instrument, to guarantee its normal, reliably working.
As shown in Figure 1, the hybrid vehicle heat management system of the present embodiment includes three heat-radiation loops and three heating Circuit, three heat-radiation loops are respectively coolant liquid-refrigerant heat exchanger heat-radiation loop, coolant liquid-air heat exchanger circuit, coolant liquid Natural cooling circuit, coolant liquid-refrigerant heat exchanger heat-radiation loop, coolant liquid-air heat exchanger circuit, coolant liquid self-loopa heat dissipation It is relationship in parallel between circuit.Three heating circuits are respectively that engine heating circuit, motor heating circuit and heater return Road is relationship in parallel between engine heating circuit, motor heating circuit and heater circuit.Wherein, coolant liquid-refrigerant changes Hot device heat dissipation achievees the purpose that cooling battery for realizing the heat exchange of battery coolant liquid and refrigerant;Coolant liquid-air heat exchanger For realizing the heat exchange (including free convection and forced convertion) of battery coolant liquid and air, achieve the purpose that cooling battery, Wherein, forced convertion opens fan and realizes forced convertion heat dissipation by configuring fan at radiator;Coolant liquid self-loopa passes through The natural cooling of coolant liquid achievees the purpose that cooling battery.Engine heating circuit is remaining using generating in engine working process Heat achievees the purpose that battery heats by engine coolant by battery;Motor heating circuit utilizes to be produced in the motor course of work Raw waste heat achievees the purpose that heat battery by engine coolant by battery;Heater heating circuit utilizes heater work Make the heat battery coolant liquid generated, achievees the purpose that heat battery.
The hybrid vehicle heat management system of the present embodiment further includes controller, is arranged on battery for detecting battery First temperature sensor of temperature, setting are used to detect the second temperature sensor of vehicle interior temperature, are arranged in vehicle external application in the car In the third temperature sensor for detecting outside temperature and it is arranged on cooling line for detecting the 4th temperature sensing of coolant liquid Device, each temperature sensor are connect with controller, and controller control connects each heat-radiation loop.
It further, further include being arranged at engine water outlet to pass for detecting the 5th temperature of engine outlet water temperature Sensor and motor water outlet is set for detecting the 6th temperature sensor of motor leaving water temperature, each temperature sensor with The controller connection, controller control connect each heating circuit.
The heater of the present embodiment is ptc heater, as other embodiments, can also have phase using other types The heater of congenerous.The controller of the present embodiment, which is entire car controller as other embodiments, can also specially be arranged one A controller is for controlling each heat-radiation loop and heating circuit.
As shown in Fig. 2, the temperature of acquisition battery then acquires air-conditioning when the temperature for judging battery is greater than the first setting value State, outside temperature and coolant temperature select natural cooling according to the air-conditioning state of acquisition, outside temperature and coolant temperature Mode or the radiator type of cooling are battery heat dissipation, then constantly acquire information above, judge whether to need pattern switching;In order to The cooling of battery is accurately controlled according to the temperature of battery, the type of cooling of battery is divided into eight kinds of work by the present embodiment Mode, the cooling work mode of battery thermal management system as shown in Table 1.
The cooling work mode of 1 battery thermal management system of table
If battery temperature acquires engine outlet water temperature, motor leaving water temperature, according to acquisition less than the second setting value Engine outlet water temperature and motor leaving water temperature selection engine exhaust heat, motor waste heat, engine and motor mixing waste heat or Person's heater is battery heating.Information above is then constantly acquired, judges whether to need pattern switching;In order to according to the temperature of battery Degree is accurately controlled the cooling of battery, and the heating method of battery is divided into four kinds of operating modes by the present embodiment, such as 2 institute of table The heating work mode of the battery thermal management system shown.
The heating work mode of 2 battery thermal management system of table
Heating mode Explanation
Mode one Use the heat battery of motor coolant liquid
Mode two Use the combination cooling liquid heat battery of motor and engine
Mode three Use the heat battery of engine coolant
Mode four Battery is heated using PTC
The utility model additionally provides a kind of vehicle, including heat management system, and heat management system includes at least two and is used for For the cooling heat-radiation loop of battery, each heat-radiation loop parallel connection;It further include at least two for the heating circuit for battery heating, respectively Heating circuit is in parallel;Wherein, string is equipped with coolant liquid-refrigerant heat exchanger on first heat-radiation loop, goes here and there on Article 2 heat-radiation loop Equipped with coolant liquid-air heat exchanger;String is equipped with engine radiating mechanism on first heating circuit, goes here and there on Article 2 heating circuit Equipped with motor radiating mechanism.
The utility model combination air-conditioning state, battery temperature, inside and outside temperature, coolant temperature select reasonable battery cold But mode selects reasonable battery-heated model in conjunction with battery temperature, motor leaving water temperature, engine outlet water temperature, realizes whole The heat management of vehicle.The temperature of the control battery of real-time high-efficiency is, it can be achieved that cooling, logical to battery by vehicle room conditioning, radiator The waste-heat battery for crossing engine, motor, improves vehicle capacity usage ratio and economy.
Specific embodiment is presented above, but the utility model is not limited to embodiment described above.This The basic ideas of utility model are above-mentioned basic scheme, for those of ordinary skill in the art, according to the present utility model Introduction, the model, formula, parameter for designing various modifications do not need to spend creative work.The utility model is not being departed from Principle and spirit in the case where the guarantor of the utility model is still fallen within to variation, modification, replacement and the deformation that embodiment carries out It protects in range.

Claims (11)

1. a kind of hybrid vehicle heat management system, which is characterized in that including at least two for the heat dissipation cooling for battery Circuit, each heat-radiation loop are in parallel;It further include at least two for the heating circuit for battery heating, each heating circuit is in parallel;Its In, string is equipped with coolant liquid-refrigerant heat exchanger on first heat-radiation loop, and string is equipped with coolant liquid-air on Article 2 heat-radiation loop Heat exchanger;String is equipped with engine radiating mechanism on first heating circuit, and string is equipped with motor radiating machine on Article 2 heating circuit Structure.
2. hybrid vehicle heat management system according to claim 1, which is characterized in that wherein Article 3 heat-radiation loop For coolant liquid natural cooling circuit, string is equipped with heater on Article 3 heating circuit.
3. hybrid vehicle heat management system according to claim 2, which is characterized in that further include controller, setting The first temperature sensor, setting on battery for detecting battery temperature is in the car for detecting the second temperature of vehicle interior temperature Sensor is arranged in the third temperature sensor for being used to detect outside temperature outside vehicle and is arranged on cooling line cold for detecting But the 4th temperature sensor of liquid, each temperature sensor are connect with controller, and the controller control connects each heat-radiation loop.
4. hybrid vehicle heat management system according to claim 3, which is characterized in that further include being arranged in engine Water outlet is used to detect the 5th temperature sensor of engine outlet water temperature and setting is used to detect electricity in motor water outlet 6th temperature sensor of machine leaving water temperature, each temperature sensor are connect with the controller, the controller control connection Each heating circuit.
5. hybrid vehicle heat management system according to claim 2, which is characterized in that the heater adds for PTC Hot device.
6. a kind of vehicle, which is characterized in that including heat management system, the heat management system includes at least two for being battery Cooling heat-radiation loop, each heat-radiation loop are in parallel;Further include at least two for the heating circuit for battery heating, respectively heats back Road is in parallel;Wherein, string is equipped with coolant liquid-refrigerant heat exchanger on first heat-radiation loop, and string is equipped with cold on Article 2 heat-radiation loop But liquid-air heat exchanger;String is equipped with engine radiating mechanism on first heating circuit, and string is equipped with electricity on Article 2 heating circuit Machine cooling mechanism.
7. vehicle according to claim 6, which is characterized in that wherein Article 3 heat-radiation loop returns for coolant liquid natural cooling Road, string is equipped with heater on Article 3 heating circuit.
8. vehicle according to claim 7, which is characterized in that further include controller, be arranged on battery for detecting electricity First temperature sensor of pond temperature, setting are used to detect the second temperature sensor of vehicle interior temperature, are arranged outside vehicle in the car It is passed for detecting the third temperature sensor of outside temperature and being arranged on cooling line for detecting the 4th temperature of coolant liquid Sensor, each temperature sensor are connect with controller, and the controller control connects each heat-radiation loop.
9. vehicle according to claim 8, which is characterized in that further include being arranged at engine water outlet for detecting hair 5th temperature sensor of motivation leaving water temperature and be arranged in motor water outlet for detect motor leaving water temperature the 6th temperature Sensor is spent, each temperature sensor is connect with the controller, and the controller control connects each heating circuit.
10. vehicle according to claim 7, which is characterized in that the heater is ptc heater.
11. vehicle according to claim 9, which is characterized in that the controller is entire car controller.
CN201820843121.6U 2018-06-01 2018-06-01 A kind of hybrid vehicle heat management system and vehicle Active CN208559082U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110422082A (en) * 2019-07-03 2019-11-08 东风商用车有限公司 A kind of hybrid vehicle integrated heat management system and its control method
CN111717076A (en) * 2020-05-19 2020-09-29 东风汽车集团有限公司 Hybrid electric vehicle fuel cell thermal management system and control method thereof
CN114435115A (en) * 2020-11-06 2022-05-06 上海汽车集团股份有限公司 Hybrid electric vehicle and thermal management system thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110422082A (en) * 2019-07-03 2019-11-08 东风商用车有限公司 A kind of hybrid vehicle integrated heat management system and its control method
CN110422082B (en) * 2019-07-03 2023-07-07 东风商用车有限公司 Integrated thermal management system of hybrid electric vehicle and control method thereof
CN111717076A (en) * 2020-05-19 2020-09-29 东风汽车集团有限公司 Hybrid electric vehicle fuel cell thermal management system and control method thereof
CN114435115A (en) * 2020-11-06 2022-05-06 上海汽车集团股份有限公司 Hybrid electric vehicle and thermal management system thereof
CN114435115B (en) * 2020-11-06 2024-03-08 上海汽车集团股份有限公司 Hybrid electric vehicle and thermal management system thereof

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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province

Patentee after: Yutong Bus Co.,Ltd.

Address before: 450016 Yutong Road, Guancheng District, Zhengzhou City, Henan Province

Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd.