CN103972604A - Power storage battery thermal management method and system - Google Patents
Power storage battery thermal management method and system Download PDFInfo
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- CN103972604A CN103972604A CN201410222269.4A CN201410222269A CN103972604A CN 103972604 A CN103972604 A CN 103972604A CN 201410222269 A CN201410222269 A CN 201410222269A CN 103972604 A CN103972604 A CN 103972604A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses a power storage battery thermal management method and system. The method comprises the following steps: obtaining the temperature of each detection point of a power storage battery; turning on a thermal management mode of an air conditioning device when any one thermal management event is detected; then, obtaining the temperature of an air outlet of the air conditioning device and the environment temperature of a passenger compartment; when the temperature of an air inlet of the power storage battery is detected to be lower than the target temperature of the thermal management mode, rotating a battery air door of the air outlet of the air conditioning device to a position in which the opening degree of the air inlet of the power storage battery, opposite to the heat air side in the passenger compartment and the air outlet of the air conditioning device, is large, otherwise, rotating the battery air door of the air outlet of the air conditioning device to a position in which the opening degree of the air inlet of the power storage battery, opposite to the cold air side in the passenger compartment and the air outlet of the air conditioning device, is large. The temperature control of the power storage battery and the passenger compartment is realized by the automotive air conditioning device.
Description
Technical field
The present invention relates to automobile technical field, relate in particular to a kind of power accumulator thermal management algorithm and system.
Background technology
Along with the application of power accumulator on electric automobile, high-energy power accumulator there will be " thermal run away phenomenon ", and for example, power accumulator can produce amount of heat in the time of electric discharge, and this will be in the severe operational environment of high temperature power accumulator; Again for example owing to limited by research and development technology, power accumulator service behaviour at low temperatures reduces, and charge-discharge characteristic is compared with far short of what is expected under normal temperature, this at severe cold season by particularly evident.In order to make power accumulator work as far as possible, to ensure charge-discharge performance, the security performance of power accumulator and to extend its cycle life, how become the important subject of electric automobile for power accumulator heat radiation and heating at desirable temperature.
At present to the thermal management technology scheme of power accumulator comprise natural air cooled, water-cooled and air-conditioning air-cooled, wherein, natural air cooled scheme is the simplest, is easy to realize, but exists temperature control to be subject to the defect of environmental factor restriction; Water-cooling project can realize the accurate control to temperature, but system complex is subject to prior art horizontal constraints; The air-cooled scheme of air-conditioning can realize temperature control, relies on existing design of air conditioning, possesses capability of industrialization.The air-cooled scheme of existing air-conditioning is had nothing in common with each other, but because automotive air conditioning device need to carry out according to driver's control crew module's temperature control, therefore the air-cooled scheme of existing air-conditioning is substantially all to design independently heating-cooling device of relative automotive air conditioning device for power accumulator, this just makes the air-cooled scheme of existing air-conditioning have complex structure, be not easy to layout and enforcement, and be unfavorable for controlling the problem of integral vehicle cost.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of temperature controlled power accumulator thermal management algorithm and system of carrying out the temperature controlled automotive air conditioning device of crew module and realize power accumulator utilized.
For achieving the above object, the technical solution used in the present invention is: a kind of power accumulator thermal management algorithm, comprising:
Obtain the temperature of the each test point of power accumulator, described test point at least comprises power accumulator air inlet;
In the time the arbitrary heat management open event of generation being detected, the heat management pattern of opening aircondition, described heat management open event comprises that the temperature of described test point exceeds the operating temperature range of power accumulator;
Enter after heat management pattern at aircondition, obtain the temperature of air-conditioner air outlet and crew module's ambient temperature;
In the time detecting that the temperature of described power accumulator air inlet and the target temperature of described heat management pattern are inconsistent:
If the battery air door rotation that the temperature of described power accumulator air inlet lower than described target temperature, makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet;
If the battery air door rotation that the temperature of described power accumulator air inlet higher than described target temperature, makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
Preferably, if the temperature of described power accumulator air inlet lower than described target temperature, makes the battery air door of air-conditioner air outlet rotate to the warm braw side in crew module and air-conditioner air outlet is comprised for the larger position of the aperture of power accumulator air inlet:
If the temperature of described power accumulator air inlet is more lower than described target temperature, the battery air door rotation that makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; And/or,
If the temperature of described power accumulator air inlet higher than described target temperature, makes the battery air door of air-conditioner air outlet rotate to the cold wind side in crew module and air-conditioner air outlet is comprised for the larger position of the aperture of power accumulator air inlet:
If the temperature of described power accumulator air inlet is more higher than described target temperature, the battery air door rotation that makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
Preferably, described heat management open event comprises: the temperature of arbitrary test point exceeds the operating temperature range of power accumulator, and maximum temperature difference between each test point exceeds the normal range (NR) of the temperature difference between cell.
Preferably, the operating temperature range of described power accumulator is-10 DEG C to 50 DEG C, and between described cell, the normal range (NR) of the temperature difference is 0 DEG C to 10 DEG C.
Preferably, the after-blow face air outlet that described air-conditioner air outlet is aircondition.
Preferably, the initial condition of described heat management pattern is that the battery air door of air-conditioner air outlet is rotated to the position that makes air-conditioner air outlet for the aperture maximum of power accumulator air inlet.
Preferably, the position that described air-conditioner air outlet is 0 for the corresponding described crew module in position of the aperture maximum of power accumulator air inlet for the aperture of power accumulator air inlet.
Preferably, the position that described crew module is 0 for the corresponding described air-conditioner air outlet in position of the aperture maximum of described power accumulator air inlet for the aperture of described power accumulator air inlet.
Preferably, the scope of the target temperature of described heat management pattern is 24 DEG C to 32 DEG C.
To achieve these goals, the technical solution used in the present invention is: a kind of power accumulator heat management system, comprising:
The first temperature acquisition module, for obtaining the temperature of the each test point of power accumulator, described test point at least comprises power accumulator air inlet;
Heat management pattern opening module, in the time the arbitrary heat management open event of generation being detected, the heat management pattern of opening aircondition, described heat management open event comprises that the temperature of described test point exceeds the operating temperature range of power accumulator;
The second temperature acquisition module, for entering after heat management pattern at aircondition, obtains the temperature of air-conditioner air outlet and crew module's ambient temperature; And,
Battery airdoor control module, for in the time detecting that the temperature of described power accumulator air inlet and the target temperature of described heat management pattern are inconsistent, if the battery air door rotation that the temperature of described power accumulator air inlet lower than described target temperature, makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; If the battery air door rotation that the temperature of described power accumulator air inlet higher than described target temperature, makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
Beneficial effect of the present invention is, power accumulator thermal management algorithm of the present invention and system are controlled at the temperature of storage battery in operating state temperature range jointly because of the ambient temperature that can utilize aircondition and crew module, therefore, can crew module be carried out under temperature controlled prerequisite not affecting automotive air conditioning device, utilize automotive air conditioning device to realize the temperature control of power accumulator.
Brief description of the drawings
Fig. 1 is according to the flow chart of a kind of execution mode of power accumulator thermal management algorithm of the present invention;
Fig. 2 is the structural representation of realizing a kind of air channel structure of power accumulator thermal management algorithm of the present invention;
Fig. 3 is the structural representation of a kind of execution mode of the cold air mediation pipeline of air channel structure shown in Fig. 2;
To be air channel structure shown in Fig. 2 be in harmonious proportion the battery air door of pipeline in closing the structural representation under crew module's air outlet state at cold air to Fig. 4;
To be air channel structure shown in Fig. 2 be in harmonious proportion the battery air door of the pipeline structural representation under the state between air-conditioner air outlet and crew module's air outlet at cold air to Fig. 5;
Fig. 6 is the cross-sectional schematic of the mediation of cold air shown in Fig. 2 pipeline;
Fig. 7 is according to the frame principle figure of a kind of execution mode of power accumulator heat management system of the present invention.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
As shown in Figure 1, power accumulator thermal management algorithm of the present invention comprises the steps:
Step S1: the temperature of obtaining the each test point of power accumulator, this test point at least comprises the air inlet test point T22 that is positioned at power accumulator air inlet 21 places as shown in Figures 2 and 3, at this, the temperature signal that can be arranged on the corresponding test point that the temperature sensor of each test point collects by reception obtains the temperature of each test point, this test point for example also can comprise the air outlet left side test point T24 of two side positions that are positioned at power accumulator air outlet 26, intermediate examination and measurement point T23 between air outlet right side test point T25 and power accumulator air outlet 26 and power accumulator air inlet 21 etc.
Step S2: in the time the arbitrary heat management open event of generation being detected, open aircondition with heat management pattern, this heat management open event comprises that the temperature of test point exceeds the operating temperature range of power accumulator, this can be according to using the temperature that need to be designed to all test points all to exceed the working temperature of power accumulator, or any one or wherein the temperature of several test points exceed the operating temperature of power accumulator, the operating temperature range of this power accumulator is generally-10 DEG C to 50 DEG C, in the temperature of power accumulator lower than-10 DEG C or above-mentioned heat management open event occurs during higher than 50 DEG C, at this, opening aircondition with heat management pattern should be understood to: if now aircondition is opened, directly enter heat management pattern, this heat management pattern can't affect the air conditioning mode that driver has selected, but the air conditioning mode that driver has selected can affect the temperature of the air-conditioner air outlet that enters heat management pattern, the two can realize respectively the temperature control to crew module and power accumulator, if now aircondition is not opened, be first to open aircondition, then make aircondition enter heat management pattern.
Step S3: enter after heat management pattern at aircondition, obtain the temperature of air-conditioner air outlet and crew module's ambient temperature, because aircondition itself possesses this crew module's temperature sensor, the temperature signal that can collect by reception crew module temperature sensor obtains this crew module's ambient temperature, in addition, can be arranged on temperature signal that the air-conditioner air outlet temperature sensor T1 at air-conditioner air outlet 11 places collects and obtain by reception the temperature of this air-conditioner air outlet.
Step S4: whether the temperature that detects power accumulator air inlet is consistent with the target temperature of heat management pattern, as otherwise execution step S5, exit in this way heat management pattern, the scope of this target temperature is generally 24 DEG C to 32 DEG C, for example, can target setting temperature be 26 degree.
Step S5: judge that whether the temperature of power accumulator air inlet is higher than above-mentioned target temperature, as otherwise execution step S61, perform step in this way S62.
Step S61: the battery air door rotation that makes air-conditioner air outlet, to the larger position of aperture (being ventilation quantity) that makes warm braw side (being the side that temperature is higher) in crew module and air-conditioner air outlet for power accumulator air inlet, enters step S4 afterwards.
Step S62: the battery air door of air-conditioner air outlet is rotated to making the cold wind side (being the side that temperature is lower) in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet, enter afterwards step S4.
For the temperature that makes power accumulator can change equably under the effect of battery thermal management method of the present invention, above-mentioned steps S61 can further comprise: if the temperature of power accumulator air inlet is more lower than target temperature, the battery air door rotation that makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.At this, can be according to the minimum temperature of the usual use state estimation power accumulator air inlet of power accumulator, to determine and the maximum temperature difference of target temperature, can preset according to the condition of the aperture maximum of warm braw side corresponding to maximum temperature difference like this corresponding relation of temperature range and aperture.
In like manner, above-mentioned steps S62 can further comprise: if the temperature of power accumulator air inlet is more higher than target temperature, the battery air door rotation that makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.At this, can be according to the maximum temperature of the usual use state estimation power accumulator air inlet of power accumulator, to determine and the maximum temperature difference of target temperature, can preset according to the condition of the aperture maximum of cold wind side corresponding to maximum temperature difference like this corresponding relation of temperature range and aperture.
In order more effectively to protect power accumulator, above-mentioned heat management open event can comprise that the temperature of arbitrary test point exceeds the operating temperature range of power accumulator, and maximum temperature difference between each test point exceeds the normal range (NR) of the temperature difference between cell.Between this cell, the normal range (NR) of the temperature difference is generally 0 DEG C to 10 DEG C.
Considering aircondition and power accumulator installation site separately, the after-blow face air outlet of aircondition is changed as above-mentioned air-conditioner air outlet more for convenience, is also that the original after-blow face air outlet of aircondition will not be re-used as crew module's air channel.The corresponding change of the after-blow face air outlet using aircondition is as the scheme of above-mentioned air-conditioner air outlet, and above-mentioned heat management pattern should be blows surface model, at this, can also set suitable air quantity for heat management pattern, for example, air quantity is set as to fourth gear.
Due in the time starting heat management pattern at first, normally need to change by aircondition the temperature of power accumulator, therefore, the initial condition of above-mentioned heat management pattern can be designed to make the battery air door of air-conditioner air outlet to rotate to the position that makes air-conditioner air outlet for the aperture maximum of power accumulator air inlet.For the ease of realizing battery thermal management method of the present invention, air-conditioner air outlet can be designed to the position that corresponding crew module is 0 for the aperture of power accumulator air inlet just for the position of the aperture maximum of power accumulator air inlet.In like manner, crew module can be designed to the position that corresponding air-conditioner air outlet is 0 for the aperture of power accumulator air inlet just for the position of the aperture maximum of power accumulator air inlet.
Below provide a kind of air-conditioner air outlet of realizing and be just designed to for the position of the aperture maximum of power accumulator air inlet the position that corresponding crew module is 0 for the aperture of power accumulator air inlet, and crew module is designed to the design of the air channel structure of the position that corresponding air-conditioner air outlet is 0 for the aperture of power accumulator air inlet just for the position of the aperture maximum of power accumulator air inlet, as shown in Figures 2 to 4, this air channel structure comprises cold air mediation pipeline 3, battery air door 31 and battery damper motor 32, this cold air mediation forward open end of pipeline 3 and the air-conditioner air outlet 11 of aircondition 1 communicate, this cold air mediation rear open end of pipeline and the power accumulator air inlet 21 of power accumulator housing 2 communicate, at this, this cold air mediation pipeline can be the wind pipe of the air-conditioner air outlet 11 of aircondition 1, this wind pipe is normally connected with air-conditioner air outlet 11 is one-body molded, on the tube wall of this cold air mediation pipeline 3, offer crew module's air outlet 33 that it is communicated with crew module, this battery air door 31 is connected rotatably with cold air mediation pipeline 3, and cold air is in harmonious proportion to the inner chamber of pipeline 3 is divided into the air-conditioner wind chamber communicating with air-conditioner air outlet 11 and the crew module's wind chamber communicating with crew module's air outlet 33, at this, should be understood that, the rear open end of cold air mediation pipeline 3 is all led in this air-conditioner wind chamber and crew module's wind chamber, this battery damper motor 32 is for driving battery air door 31 closing crew module's air outlet 33 and closing between the position of air-conditioner air outlet 11 and rotate, to regulate the ratio between air-conditioner wind chamber and crew module's wind chamber, and then regulate crew module air outlet 33 (or claiming crew module) and air-conditioner air outlet 11 aperture (being ventilation quantity) for power accumulator air inlet 21, and then the mixed proportion of the cold air of adjusting in power accumulator air inlet 21 enters power accumulator housing 2, at this, rotate when closing the position of crew module's air outlet 33 at battery air door 31, the volume in above-mentioned crew module's wind chamber is 0, the volume in air-conditioner wind chamber and air-conditioner wind chamber are for the aperture maximum of power accumulator air inlet 21, rotate when closing the position of air-conditioner air outlet 11 at battery air door 31, the volume in above-mentioned air-conditioner wind chamber is 0, the volume in crew module's wind chamber and crew module's wind chamber are for the aperture maximum of power accumulator air inlet 21.
This crew module's air outlet 33 can become to be greater than 0 degree with air-conditioner air outlet 11, is less than or equal to 180 degree angle layouts, is preferably 45 degree to 135 degree angle layouts, for example, become 90 degree to 135 degree angle layouts.
In order to make air channel structure of the present invention compacter, above-mentioned battery air door 31 can be in harmonious proportion forward open end place and the cold air of pipeline 3 at cold air and be in harmonious proportion pipeline 3 and be connected rotatably.
In order can comparatively accurately to control the mixed proportion of cold air with better simply structure, as shown in Figures 2 to 6, this battery air door 31 can adopt rectangular cell air door, be that cross section is also for square at this cold air mediation pipeline 3, battery air door 31 is connected rotatably by its top margin and cold air mediation pipeline 3, two sides of battery air door 31 drive battery air door 31 to be in harmonious proportion the inwall of pipeline 3 with cold air and to contact in closing crew module's air outlet 33 and closing between the position of air-conditioner air outlet 11 during rotation all the time at battery damper motor 32, to ensure that entering cold air through crew module's air outlet 33 is in harmonious proportion the wind of pipeline 3 and enter cold air through air-conditioner air outlet 11 and be in harmonious proportion the opening that the wind of pipeline 3 forms between substantially can only be by the inwall of the base of battery air door 31 and cold air mediation pipeline 3 and enter power accumulator air inlet 21.Like this, because the movement locus on the base of battery air door 31 is an arc section, therefore can be by the ratio of the two aperture of proportional control of crew module's air outlet 33 and the shared arc section of air-conditioner air outlet 11.
For the consideration of the relative position of aircondition 1 and power accumulator housing 2, for the ease of the above-mentioned cold air mediation of design and manufacture pipeline 3, the rear open end of this cold air mediation pipeline 3 for example can be communicated with power accumulator air inlet 21 by bending connection wind channel tube 4.
Corresponding with power accumulator thermal management algorithm of the present invention, as shown in Figure 7, power accumulator heat management system of the present invention comprises the first temperature acquisition module A1, heat management pattern opening module A2, the second temperature acquisition module A3 and battery airdoor control modules A 4, this the first temperature acquisition module A1 is for obtaining the temperature of the each test point of power accumulator, this test point at least comprises power accumulator air inlet, because battery management system (BMS) also needs to obtain the temperature of each test point, therefore, this first temperature acquisition module A1 can realize in BMS.This heat management pattern opening module A2 is in the time the arbitrary heat management open event of generation being detected, open the heat management pattern of aircondition, this heat management open event comprises that the temperature of test point exceeds the operating temperature range of power accumulator, under the execution mode of realizing in BMS at the first temperature acquisition module A1, whether the detection of this heat management pattern opening module A2 the unit of heat management open event occurs can directly be realized in BMS, and the unit of the heat management pattern of unlatching aircondition is realized conventionally in air-conditioner controller.This second temperature acquisition module A3, for entering after heat management pattern at aircondition, gathers the temperature of air-conditioner air outlet and crew module's ambient temperature, and this second temperature acquisition module A3 realizes conventionally in air-conditioner controller.This battery airdoor control modules A 4 is in the time detecting that the temperature of power accumulator air inlet and the target temperature of heat management pattern are inconsistent, if the battery air door rotation that the temperature of described power accumulator air inlet lower than described target temperature, makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; If the battery air door rotation that the temperature of described power accumulator air inlet higher than described target temperature, makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; This battery airdoor control modules A 4 realizes conventionally in air-conditioner controller, therefore, under the execution mode of realizing in BMS at the first temperature acquisition module A1, the first temperature acquisition module A1 can enter after heat management pattern at aircondition, is to be for example sent in real time in battery airdoor control modules A 4 and to be carried out analyzing and processing by CAN bus by the temperature of the power accumulator air inlet collecting.
Describe structure of the present invention, feature and action effect in detail according to the embodiment shown in graphic above; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change of doing according to conception of the present invention; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet specification and illustrating contain spiritual, all should be in protection scope of the present invention.
Claims (10)
1. a power accumulator thermal management algorithm, is characterized in that, comprising:
Obtain the temperature of the each test point of power accumulator, described test point at least comprises power accumulator air inlet;
In the time the arbitrary heat management open event of generation being detected, the heat management pattern of opening aircondition, described heat management open event comprises that the temperature of described test point exceeds the operating temperature range of power accumulator;
Enter after heat management pattern at aircondition, obtain the temperature of air-conditioner air outlet and crew module's ambient temperature;
In the time detecting that the temperature of described power accumulator air inlet and the target temperature of described heat management pattern are inconsistent:
If the battery air door rotation that the temperature of described power accumulator air inlet lower than described target temperature, makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet;
If the battery air door rotation that the temperature of described power accumulator air inlet higher than described target temperature, makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
2. power accumulator thermal management algorithm according to claim 1, it is characterized in that, if the temperature of described power accumulator air inlet lower than described target temperature, makes the battery air door of air-conditioner air outlet rotate to the warm braw side in crew module and air-conditioner air outlet is comprised for the larger position of the aperture of power accumulator air inlet:
If the temperature of described power accumulator air inlet is more lower than described target temperature, the battery air door rotation that makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; And/or,
If the temperature of described power accumulator air inlet higher than described target temperature, makes the battery air door of air-conditioner air outlet rotate to the cold wind side in crew module and air-conditioner air outlet is comprised for the larger position of the aperture of power accumulator air inlet:
If the temperature of described power accumulator air inlet is more higher than described target temperature, the battery air door rotation that makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
3. power accumulator thermal management algorithm according to claim 1 and 2, it is characterized in that, described heat management open event comprises: the temperature of arbitrary test point exceeds the operating temperature range of power accumulator, and maximum temperature difference between each test point exceeds the normal range (NR) of the temperature difference between cell.
4. power accumulator management method according to claim 3, is characterized in that, the operating temperature range of described power accumulator is-10 DEG C to 50 DEG C, and between described cell, the normal range (NR) of the temperature difference is 0 DEG C to 10 DEG C.
5. power accumulator thermal management algorithm according to claim 1 and 2, is characterized in that, the after-blow face air outlet that described air-conditioner air outlet is aircondition.
6. power accumulator thermal management algorithm according to claim 1 and 2, it is characterized in that, the initial condition of described heat management pattern is that the battery air door of air-conditioner air outlet is rotated to the position that makes air-conditioner air outlet for the aperture maximum of power accumulator air inlet.
7. power accumulator thermal management algorithm according to claim 6, is characterized in that, the position that described air-conditioner air outlet is 0 for the corresponding described crew module in position of the aperture maximum of power accumulator air inlet for the aperture of power accumulator air inlet.
8. power accumulator thermal management algorithm according to claim 7, it is characterized in that the position that described crew module is 0 for the corresponding described air-conditioner air outlet in position of the aperture maximum of described power accumulator air inlet for the aperture of described power accumulator air inlet.
9. power accumulator management method according to claim 1 and 2, is characterized in that, the scope of the target temperature of described heat management pattern is 24 DEG C to 32 DEG C.
10. a power accumulator heat management system, is characterized in that, comprising:
The first temperature acquisition module, for obtaining the temperature of the each test point of power accumulator, described test point at least comprises power accumulator air inlet;
Heat management pattern opening module, in the time the arbitrary heat management open event of generation being detected, the heat management pattern of opening aircondition, described heat management open event comprises that the temperature of described test point exceeds the operating temperature range of power accumulator;
The second temperature acquisition module, for entering after heat management pattern at aircondition, obtains the temperature of air-conditioner air outlet and crew module's ambient temperature; And,
Battery airdoor control module, for in the time detecting that the temperature of described power accumulator air inlet and the target temperature of described heat management pattern are inconsistent, if the battery air door rotation that the temperature of described power accumulator air inlet lower than described target temperature, makes air-conditioner air outlet is to making warm braw side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet; If the battery air door rotation that the temperature of described power accumulator air inlet higher than described target temperature, makes air-conditioner air outlet is to making cold wind side in crew module and air-conditioner air outlet for the larger position of the aperture of power accumulator air inlet.
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| CN107181019A (en) * | 2017-05-16 | 2017-09-19 | 重庆长安汽车股份有限公司 | A kind of Vehicular dynamic battery air cooling system and its control method and a kind of automobile |
| CN109860750A (en) * | 2017-11-30 | 2019-06-07 | 长城汽车股份有限公司 | Cooling system, control method and the vehicle of power battery |
| CN113328164A (en) * | 2020-02-28 | 2021-08-31 | 郑州宇通客车股份有限公司 | Vehicle thermal management control method and device and thermal management system |
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| WO2011074335A1 (en) * | 2009-12-14 | 2011-06-23 | 本田技研工業株式会社 | Cooling structure for electricity storage device |
| US20130090805A1 (en) * | 2011-10-05 | 2013-04-11 | Kia Motors Corporation | High voltage battery cooling control technique for a vehicle |
| CN103112331A (en) * | 2011-11-16 | 2013-05-22 | 现代自动车株式会社 | Inside ventilation technique for vehicle |
| CN102593554A (en) * | 2012-03-05 | 2012-07-18 | 苏州奥杰汽车工业有限公司 | Cooling device for battery pack |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181019A (en) * | 2017-05-16 | 2017-09-19 | 重庆长安汽车股份有限公司 | A kind of Vehicular dynamic battery air cooling system and its control method and a kind of automobile |
| CN109860750A (en) * | 2017-11-30 | 2019-06-07 | 长城汽车股份有限公司 | Cooling system, control method and the vehicle of power battery |
| CN113328164A (en) * | 2020-02-28 | 2021-08-31 | 郑州宇通客车股份有限公司 | Vehicle thermal management control method and device and thermal management system |
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