CN203839477U - Low-temperature charging and heating device of automobile power battery and system - Google Patents

Low-temperature charging and heating device of automobile power battery and system Download PDF

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Publication number
CN203839477U
CN203839477U CN201420228992.9U CN201420228992U CN203839477U CN 203839477 U CN203839477 U CN 203839477U CN 201420228992 U CN201420228992 U CN 201420228992U CN 203839477 U CN203839477 U CN 203839477U
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heating
temperature
charging
automobile power
low
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CN201420228992.9U
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刘晖
洪伟
王婷
陈春洪
孙宁
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Beijing Hyundai Motor Co Ltd
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Beijing Hyundai Motor 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
    • 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

Abstract

The utility model discloses a low-temperature charging and heating device of an automobile power battery and a system, relating to the field of charging of electric automobiles; the device comprises a plurality of first temperature sensors and a heating component, wherein the plurality of first temperature sensors are used for detecting the temperature of the upper surfaces of a plurality of single batteries of a power battery module, respectively arranged on the upper surface of the power battery module, and appressed to the metal shells of the plurality of single batteries; and the heating component is used for heating the power battery module and forms a heating loop with a vehicular charger after being connected to the charging output end of the vehicular charger, wherein a heating relay for connecting or disconnecting the heating loop is arranged in the heating loop. The low-temperature charging difficult problem of the power battery module of the electric automobile can be solved.

Description

A kind of automobile power cell low-temperature charging heating Apparatus and system
Technical field
The utility model relates to charging electric vehicle field, particularly a kind of electric automobile power battery low-temperature charging heating device and relevant system.
Background technology
It is technology that electric automobile is realized fast-developing core, and is power battery technology in the urgent need to what break through.Immature due to power battery technology, has now become the bottleneck of restriction electric vehicle industrialization development.At present most domestic pure electric automobile all adopts lithium-ion-power cell, but fails fine solution as the low temperature charging technique of one of its key technology always.Main manifestations is under low temperature environment, and lithium-ion-power cell is limited or forbids charging, because barrier film is separated out and then punctured to the low temperature inside lithium ion cell dendrite arm that causes easy to charge, finally causes short circuit even on fire.
Utility model content
The purpose of this utility model is to provide a kind of automobile power cell low-temperature charging heating Apparatus and system, the electrokinetic cell module low temperature that can solve the better electric automobile difficult problem of charging.
According to an aspect of the present utility model, a kind of automobile power cell low-temperature charging heating device is provided, comprising:
Be used for multiple first temperature sensors of the multiple cell upper surface temperature that detect electrokinetic cell module, be separately positioned on described electrokinetic cell module upper surface and be close to described multiple cell metal shell;
Be used for heating the heating component of described electrokinetic cell module, it is by connecting the charging output of Vehicular charger, with Vehicular charger composition heating circuit;
Wherein, in described heating circuit, arrange one and be used for conducting or disconnect the thermal relay that adds of described heating circuit.
Preferably, also comprise:
Be used for multiple second temperature sensors of the multiple cell underlaying surface temperatures that detect described electrokinetic cell module, be separately positioned on described electrokinetic cell module lower surface and be close to described multiple cell metal shell.
Preferably, also comprise:
Be used for detecting the three-temperature sensor of described heating component upper surface temperature, be arranged on the upper surface of described heating component and be close to described heating component.
Preferably, described heating component is heating plate.
Preferably, also comprise:
Battery case;
Be arranged in described Battery case and be close to the heat-preservation cotton of described Battery case inner surface;
Wherein, described heating component is arranged in the described heat-preservation cotton in described Battery case.
Preferably, described electrokinetic cell module be arranged on described heating component above, between described electrokinetic cell module and described heating component, separate by least two heated barrier that are separately positioned on described electrokinetic cell module lower limb.
According to other method of the present utility model, a kind of automobile power cell low-temperature charging heating system is provided, comprising:
Battery management system;
Vehicular charger, connects described battery management system by CAN bus;
Have the electrokinetic cell module of multiple cells, it is by connecting the charging output of described Vehicular charger, with described Vehicular charger composition charge circuit; And
The above-mentioned automobile power cell low-temperature charging heating device that described electrokinetic cell module is heated of being used for.
Preferably, also comprise: what in described charge circuit, arrange is used for conducting or disconnect total positive relay of described charge circuit and/or total negative relay.
Preferably, also comprise: the current sensor that is used for detecting the size of current in charge circuit arranging in described charge circuit.
Preferably, also comprise: the car load instrument and/or the remote terminal that connect respectively described battery management system by CAN bus.
Compared with prior art, the beneficial effects of the utility model are:
The utility model has solved the electric automobile power battery low temperature difficult problem of charging, and can shorten electrokinetic cell low temperature and charge the overall time simultaneously, reduces heating power consumption, and guarantees the consistency that cell is good.
Brief description of the drawings
Fig. 1 is the automobile power cell low-temperature charging heating structure drawing of device that the utility model the first embodiment provides;
Fig. 2 is the automobile power cell low-temperature charging heating system construction drawing that comprises the low-temperature charging heating of automobile power cell shown in Fig. 1 device;
Fig. 3 is the automobile power cell low-temperature charging heating structure drawing of device that the utility model the second embodiment provides;
Fig. 4 is the automobile power cell low-temperature charging heating system construction drawing that comprises the low-temperature charging heating of automobile power cell shown in Fig. 3 device;
Fig. 5 is the automobile power cell low-temperature charging heating system construction drawing that the utility model the 3rd embodiment provides;
Fig. 6 is the electrokinetic cell system structure chart that first, second and third embodiment of the utility model provides;
Fig. 7 is the schematic diagram of the electric automobile power battery low-temperature charging heating process that provides of first, second and third embodiment of the utility model;
Fig. 8 is the initial T that first, second and third embodiment of the utility model provides avethe schematic diagram of low-temperature charging heating process described in the time that I is interval;
Fig. 9 is the initial T that first, second and third embodiment of the utility model provides avethe schematic diagram of low-temperature charging heating process described in the time that II is interval;
Figure 10 is the initial T that first, second and third embodiment of the utility model provides avethe schematic diagram of low-temperature charging heating process described in the time that III is interval.
Description of reference numerals: 1-electrokinetic cell module; 2-current sensor; The total positive relay of 3-; 4-adds thermal relay; 5-is negative relay always; 6-heating component; 7-battery management system (BMS); 7 '-comparator; 8-the first temperature sensor; 9-the second temperature sensor; 10-three-temperature sensor; 11-Vehicular charger; 12-car load instrument; 13-remote terminal; 14-electrokinetic cell system; 15-Battery case; 16-heat-preservation cotton; 17-heated barrier; 30-is heated condition only; Charging limit, 31-limit heated condition; 32-is charged state only.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is elaborated, should be appreciated that following illustrated preferred embodiment is only for description and interpretation the utility model, and be not used in restriction the utility model.
Fig. 1 is the automobile power cell low-temperature charging heating structure drawing of device that the utility model the first embodiment provides, as shown in Figure 1, comprise: multiple first temperature sensors 8 of the multiple cell upper surface temperature that are used for detecting electrokinetic cell module, are separately positioned on described electrokinetic cell module upper surface and are close to described multiple cell metal shell; Be used for heating the heating component 6 of described electrokinetic cell module, it,, by connecting the charging output of Vehicular charger 11, forms heating circuit with Vehicular charger 11; Wherein, in described heating circuit, arrange one be used for conducting or disconnect described heating circuit add thermal relay 4.
In the present embodiment, the first temperature sensor 8 detects the temperature of described electrokinetic cell module upper surface, and export the simulation value obtaining to comparator 7 ', comparator 7 ' compares described simulation value and the first preset value (for example 5 DEG C), in the time that described simulation value is less than or equal to described the first preset value, add thermal relay 4 closures, make described heating circuit conducting, heating component 6 heats described electrokinetic cell module, otherwise, illustrate and do not need heating, add thermal relay 4 and open, described heating circuit is disconnected.
Further, can also and be close to described multiple cell metal shell at described electrokinetic cell module lower surface multiple the second temperature sensors 9 (as shown in Figure 2) are set, be used for detecting multiple cell underlaying surface temperatures of described electrokinetic cell module.In the time that heating circuit is closed, described the second temperature sensor 9 detects the temperature of described electrokinetic cell module lower surface, and export the simulation value obtaining to comparator 7 ', comparator 7 ' compares described simulation value and the second preset value (for example 50 DEG C), in the time that described simulation value is greater than described the second preset value, add thermal relay 4 and open, thereby disconnect described heating circuit, damage to avoid cell excess Temperature.
Fig. 2 is the automobile power cell low-temperature charging heating system construction drawing that comprises the low-temperature charging heating of automobile power cell shown in Fig. 1 device, as shown in Figure 2, described system comprises and adds thermal relay 4, heating component 6, comparator 7 ', the first temperature sensor 8, the second temperature sensor 9 and Vehicular charger 11, also comprises:
Have the electrokinetic cell module 1 of multiple cells, it is by connecting the charging output of described Vehicular charger 11, with described Vehicular charger composition charge circuit;
Wherein, the total positive relay 3 that is used for conducting or disconnects described charge circuit is set in described charge circuit.
In the present embodiment, in the time of charging heating, described the second temperature sensor 9 detects the temperature of described electrokinetic cell module lower surface, and export the simulation value obtaining to comparator 7 ', comparator 7 ' compares described simulation value and the second preset value (for example 50 DEG C), in the time that described simulation value is greater than described the second preset value, total positive relay 3 and add thermal relay 4 and all open, thereby disconnect respectively described charge circuit and heating circuit, damage to avoid cell excess Temperature.
Fig. 3 is the automobile power cell low-temperature charging heating structure drawing of device that the utility model the second embodiment provides, as shown in Figure 3, similar to the first embodiment, comprise: be arranged on described electrokinetic cell module upper surface and be close to multiple first temperature sensors 8 of described multiple cell metal shells, form the heating component 6 of heating circuit by connecting charging output and the described Vehicular charger 11 of Vehicular charger 11, and in described heating circuit, arrange add thermal relay 4.
In the present embodiment, the first temperature sensor 8 detects the temperature of described electrokinetic cell module upper surface, and export the simulation value obtaining to battery management system 7, battery management system 7 compares described simulation value and the first preset value (for example 5 DEG C), in the time that described simulation value is less than or equal to described the first preset value, add thermal relay 4 closures, make described heating circuit conducting, heating component 6 heats described electrokinetic cell module, otherwise, illustrate and do not need heating, add thermal relay 4 and open, described heating circuit is disconnected.
Further, can also and be close to described heating component 6 at the upper surface of described heating component 6 three-temperature sensor 10 (as shown in Figure 4) is set, the upper surface temperature of the multiple cells that are used for detecting described heating component 6.In the time that heating circuit is closed, described three-temperature sensor 10 detects the temperature of described heating component 10 upper surfaces, and export the simulation value obtaining to battery management system 7, battery management system 7 compares described simulation value and the 3rd preset value (for example 100 DEG C), in the time that described simulation value is greater than described the 3rd preset value, add thermal relay 4 and open, thereby disconnect described heating circuit, to avoid heating component 6 overheated and on fire.
Fig. 4 is the automobile power cell low-temperature charging heating system construction drawing that comprises the low-temperature charging heating of automobile power cell shown in Fig. 3 device, as shown in Figure 4, described system comprises and adds thermal relay 4, heating component 6, battery management system 7, the first temperature sensor 8, three-temperature sensor 10 and Vehicular charger 11, also comprises:
Have the electrokinetic cell module 1 of multiple cells, it is by connecting the charging output of described Vehicular charger 11, with described Vehicular charger composition charge circuit;
Wherein, the total negative relay 5 that is used for conducting or disconnects described charge circuit is set in described charge circuit.
In the present embodiment, in the time of charging heating, described three-temperature sensor 10 detects the temperature of described heating component 6 upper surfaces, and export the simulation value obtaining to battery management system 7, battery management system 7 compares described simulation value and the 3rd preset value (for example 100 DEG C), in the time that described simulation value is greater than described the 3rd preset value, always bear relay 5 and add thermal relay 4 and all open, thereby disconnect respectively described charge circuit and heating circuit, to avoid heating component 6 overheated and on fire.
From above-described embodiment, heater block 6 (for example heating plate) heats to cell in the time that electric automobile low temperature charges, and after it reaches the temperature that allows charging, restarts charging.
Fig. 5 is the automobile power cell low-temperature charging heating system construction drawing that the utility model the 3rd embodiment provides, and as shown in Figure 5, comprising: Vehicular charger 11, car load instrument 12, remote terminal 13 and electrokinetic cell system 14.Described electrokinetic cell system 14 comprise electrokinetic cell module 1, current sensor 2, in charge circuit, arrange be used for conducting or disconnect the total positive relay 3 of described charge circuit and always negative relay 5, in heating circuit, arrange be used for conducting or disconnect described heating circuit add thermal relay 4, heating component (for example heating plate) 6, battery management system (BMS) 7, the first temperature sensor 8, the second temperature sensor 9, three-temperature sensor 10.
BMS7 carries out communication by CAN bus and Vehicular charger 11, car load instrument 12, remote terminal 13.Vehicular charger 11 charges or for heating plate 6 heating provides high voltage direct current for electrokinetic cell module 1 according to the requirement command of BMS7, simultaneously also for BMS7, total positive relay 3, always negative relay 5, add thermal relay 4, car load instrument 12 and remote terminal 13 12V that works separately required low tension be provided.
The control command that BMS7 sends to relay 3,4,5 and the charging requirement command sending to Vehicular charger 11 are finally to make through logical operation according to the relevant parameter (voltage and SOC) of the temperature (by temperature sensor 8,9,10) in the battery case detecting and electrokinetic cell system 14.BMS7 is by controlling total positive relay 3, total negative relay 5 and add disconnection or the closed control completing charging and heating circuit of thermal relay 4.In the time adding thermal relay 4 closures, total positive relay 3 and always negative relay 5 disconnects, the high tension loop of Vehicular charger 11 and heating plate 6 is connected, Vehicular charger 11 can provide high voltage direct current for being arranged in battery modules 1 heating plate 6 below according to the instruction of BMS7, heating plate 6 work heatings logical heat transfer are all cell heating in electrokinetic cell system 14, and this state is called only heated condition 30.When total positive relay 3 and total negative relay 5 closures, when adding thermal relay 4 and disconnecting, the high tension loop of Vehicular charger 11 and electrokinetic cell system 14 is connected, Vehicular charger 11 can be that electrokinetic cell module 1 charges according to the instruction of BMS7, and this state is called only charged state 32.When total positive relay 3, total negative relay 5 and add thermal relay 4 when all closed, Vehicular charger 11 can be according to the instruction of BMS7 simultaneously for electrokinetic cell module 1 and heating plate 6 be powered, and this state is called charging limit, limit heated condition 31.
Temperature sensor is divided into three kinds according to the difference of position and role, (1) be arranged in electrokinetic cell module 1 upper surface and be close to the first temperature sensor 8 of cell metal shell, in whole charging heating process, BMS7 is according to the electrokinetic cell module 1 upper surface temperature-averaging value T detecting avecontrol electrokinetic cell system 14 and enter different charging heating states, as only charged, only heating or charging limit, limit heated condition.(2) be arranged in battery modules 1 lower surface and be close to the second temperature sensor 9 of cell metal shell, when BMS7 detects that maximum temperature is greater than temperature limiting threshold value T herein max2time stop charging heating, thereby prevent cell overheated and infringement battery performance.(3) be close to the three-temperature sensor 10 of heating plate 6 upper surfaces, when BMS7 detects that maximum temperature is greater than temperature limiting threshold value T herein max3time stop charging heating, prevent heating plate overheated cause on fire.
In charge circuit, arrange be used for detecting size of current in charge circuit have a current sensor 2, the charge circuit current value computing that BMS7 can detect according to the output current signal of the Vehicular charger 11 receiving and current sensor 2 draws the current value of heating circuit, and then realizes the control to heating plate 6 power.
Connect respectively the car load instrument 12 of described battery management system by CAN bus, Main Function is to receive the charged state parameter information that BMS7 sends, as charging heating state, charging current, cell voltage, heating current, SOC, battery temperature etc., and in instrument, show the charged state of being convenient to user and directly checking car load.
Connect respectively the remote terminal 13 of described battery management system by CAN bus, Main Function is to receive the charged state parameter information that BMS7 sends, as charged state, charging current, cell voltage, heating current, SOC, battery temperature etc., stored in storage card therein on the one hand, be sent to remote monitoring platform by wireless signal on the other hand, be convenient to the state of the real-time monitoring battery of personnel after sale.
Fig. 6 is the electrokinetic cell system structure chart that first, second and third embodiment of the utility model provides, and comprising: Battery case 15; Be arranged in described Battery case 15 and be close to the heat-preservation cotton 16 of described Battery case 15 inner surfaces; Be arranged on the heating component 6 in the heat-preservation cotton 16 in described Battery case 15; Wherein, described electrokinetic cell module 1 be arranged on described heating component 6 above, between described electrokinetic cell module 1 and described heating component 6, separate by least two heated barrier 17 that are separately positioned on described electrokinetic cell module 1 lower limb.Be provided with multiple the first temperature sensors 8 at the upper surface of described electrokinetic cell module 1, lower surface is provided with multiple the second temperature sensors 9.Be provided with multiple three-temperature sensors 10 at the upper surface of described heating plate.
For the electric automobile power battery low-temperature charging heating process that better explanation the utility model proposes, now taking lithium iron phosphate dynamic battery system as objective for implementation, as shown in Fig. 7-10, the electric automobile power battery low-temperature charging heating process that the utility model is proposed is elaborated.
Before charging starts, external charging stake provides 220V alternating current to Vehicular charger 11, Vehicular charger 11 is exported 12V low tension to BMS7 through AC/DC and DC/DC conversion, BMS7 starts working, and first receives the temperature signal of interior all the first temperature sensors 8 of electrokinetic cell system 14 and calculates initial temperature mean value T ave, then BMS7 controls whole charging heating system according to this value and enters corresponding charging heating state (only heat 30, charging limit, limit heating 31 and only charge 32), and in whole charging heating process, constantly detects T avevalue, and control whole charging heating system according to this value and switch between different charging heating states, until charged.Now by initial T avethe scope of value is divided into I, II, 3 intervals of III, as shown in Figure 7, and according to initial T avedifference charging heating process is introduced respectively.
(1) I interval, i.e. initial T ave≤ T lim0(for example T lim0be 0 DEG C), as shown in Figure 7 and Figure 8.
First charging heating system enters only heated condition 30, and battery the temperature inside the box raises, and works as T avebe elevated to threshold value T lim1(for example T lim1be 3 DEG C) time, proceed to charging limit, limit heated condition 31, until reach threshold value T lim3(for example T lim3being 10 DEG C) time heating stops, and charging continues, and system enters only charged state 32.If the temperature in the process of charging in battery case drops to threshold value T again lim2(for example T lim2be 5 DEG C), again enter charging limit, limit heated condition 31, until reach threshold value T lim3(for example T lim3be 10 DEG C) time again enter only charged state 32, so loop; If the temperature in the process of charging in battery case does not decline or does not drop to T lim2(for example T lim2be 5 DEG C), keep only charged state 32 always.In whole charging heating process, complete condition and stop charging heating process once electrokinetic cell system 14 meets the charging that BMS7 sets.
(2) II interval, i.e. T lim0(for example T lim0be 0 DEG C) the initial T of < ave≤ T lim2(for example T lim2be 5 DEG C), as shown in Fig. 7 and Fig. 9.
First charging heating system enters charging limit, limit heated condition 31, and battery the temperature inside the box raises, and works as T avebe elevated to T lim3(for example T lim3be 10 DEG C) time, proceed to only charged state 32.If the temperature in the process of charging in battery case drops to threshold value T lim2(for example T lim2be 5 DEG C), again enter charging limit, limit heated condition 31, so loop; If the temperature in the process of charging in battery case does not decline or does not drop to T lim2(for example T lim2be 5 DEG C), keep only charged state 32 always.In whole charging heating process, complete condition and stop charging heating process once electrokinetic cell system 14 meets the charging that BMS sets.
(3) III interval, i.e. T lim2(for example T lim2be 5 DEG C) the initial T of < ave, as shown in Fig. 7 and Figure 10.
Charging heating system directly enters only charged state 32.If the temperature in the process of charging in battery case drops to threshold value T lim2(for example T lim2be 5 DEG C), enter charging limit, limit heated condition 31, battery the temperature inside the box raises, until T avereach T lim3(for example T lim3be 10 DEG C) time again enter only charged state 32, so loop; If the temperature in the process of charging in battery case does not decline or does not drop to T lim2(for example T lim2be 5 DEG C), keep only charged state 32 always.In whole charging heating process, complete condition and stop charging heating process once electrokinetic cell system 14 meets the charging that BMS7 sets.
In whole charging heating process, BMS7 constantly detects the temperature signal of all the first temperature sensors 8, and calculates maximum temperature difference (difference of maximum temperature value and minimum temperature value), for example, when maximum temperature difference is greater than threshold value (T max △be 15 DEG C) time, stop charging heating, avoid cell temperature unbalanced, affect its consistency, but be less than T when maximum temperature difference drops to after the certain hour of interval min △(for example T min △be 10 DEG C) time, system starts charging heating process again automatically.As another kind of execution mode, maximum temperature and the threshold value T that also can use comparator comparison the first temperature sensor 10 to gather max2, and be greater than threshold value T max △time, output makes to add thermal relay 4 and/or total positive relay 3 and/or always bears the signal that relay 5 disconnects, thereby stops charging heating; Minimum temperature and the threshold value T that similarly, also can use comparator comparison the first temperature sensor 10 to gather min △, and be less than threshold value T min △time, output system starts the signal of charging heating.
In whole charging heating process, BMS7 constantly detects the temperature signal of all the second temperature sensors 9, when the maximum temperature that electrokinetic cell module 1 lower surface detected is greater than threshold value T max2(for example T max2be 50 DEG C) time, stop charging heating, avoid cell excess Temperature and damage, solve the large defect of the cell temperature difference.As another kind of execution mode, maximum temperature and the threshold value T that also can use comparator comparison the second temperature sensor 10 to gather max2, and be greater than threshold value T max2time, output makes to add thermal relay 4 and/or total positive relay 3 and/or always bears the signal that relay 5 disconnects.
In whole charging heating process, BMS7 constantly detects the temperature signal of all three-temperature sensors 10, when the maximum temperature that heating component 6 upper surfaces detected is greater than threshold value T max3(for example T max3be 100 DEG C) time, stop charging heating, avoid heating plate overheated on fire, solve the defect of the easy thermal runaway of heater block.As another kind of execution mode, maximum temperature and the threshold value T that also can use comparator comparison three-temperature sensor 10 to gather max3, and be greater than threshold value T max3time, output makes to add the signal that thermal relay disconnects.
By choose reasonable charging temperature threshold value, can make charging heating time shorten, and avoid battery damage and heater block overheated on fire.
Although above the utility model is had been described in detail, the utility model is not limited to this, and those skilled in the art of the present technique can carry out various amendments according to principle of the present utility model.Therefore, all amendments of doing according to the utility model principle, all should be understood to fall into protection range of the present utility model.

Claims (10)

1. an automobile power cell low-temperature charging heating device, is characterized in that, comprising:
Be used for multiple first temperature sensors of the multiple cell upper surface temperature that detect electrokinetic cell module, be separately positioned on described electrokinetic cell module upper surface and be close to described multiple cell metal shell;
Be used for heating the heating component of described electrokinetic cell module, it is by connecting the charging output of Vehicular charger, with Vehicular charger composition heating circuit;
Wherein, in described heating circuit, arrange one and be used for conducting or disconnect the thermal relay that adds of described heating circuit.
2. automobile power cell low-temperature charging heating device according to claim 1, is characterized in that, also comprises:
Be used for multiple second temperature sensors of the multiple cell underlaying surface temperatures that detect described electrokinetic cell module, be separately positioned on described electrokinetic cell module lower surface and be close to described multiple cell metal shell.
3. automobile power cell low-temperature charging heating device according to claim 2, is characterized in that, also comprises:
Be used for detecting the three-temperature sensor of described heating component upper surface temperature, be arranged on the upper surface of described heating component and be close to described heating component.
4. automobile power cell low-temperature charging heating device according to claim 3, is characterized in that, described heating component is heating plate.
5. according to the automobile power cell low-temperature charging heating device described in claim 1-4 any one, it is characterized in that, also comprise:
Battery case;
Be arranged in described Battery case and be close to the heat-preservation cotton of described Battery case inner surface;
Wherein, described heating component is arranged in the described heat-preservation cotton in described Battery case.
6. automobile power cell low-temperature charging heating device according to claim 5, it is characterized in that, described electrokinetic cell module be arranged on described heating component above, between described electrokinetic cell module and described heating component, separate by least two heated barrier that are separately positioned on described electrokinetic cell module lower limb.
7. an automobile power cell low-temperature charging heating system, comprising:
Battery management system;
Vehicular charger, connects described battery management system by CAN bus;
Have the electrokinetic cell module of multiple cells, it is by connecting the charging output of described Vehicular charger, with described Vehicular charger composition charge circuit;
It is characterized in that, also comprise the automobile power cell low-temperature charging heating device that being used for described in the claims 1-6 any one heated described electrokinetic cell module.
8. automobile power cell low-temperature charging heating system according to claim 7, is characterized in that, also comprises: what in described charge circuit, arrange is used for conducting or disconnect total positive relay of described charge circuit and/or total negative relay.
9. according to the automobile power cell low-temperature charging heating system described in claim 7 or 8, it is characterized in that, also comprise: the current sensor that is used for detecting the size of current in charge circuit arranging in described charge circuit.
10. automobile power cell low-temperature charging heating system according to claim 9, is characterized in that, also comprises: the car load instrument and/or the remote terminal that connect respectively described battery management system by CAN bus.
CN201420228992.9U 2014-05-06 2014-05-06 Low-temperature charging and heating device of automobile power battery and system Active CN203839477U (en)

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CN105553012A (en) * 2015-12-31 2016-05-04 惠州市亿能电子有限公司 Low-temperature charging control system and control method
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CN107472041A (en) * 2016-10-28 2017-12-15 宝沃汽车(中国)有限公司 Charging method, device and the charging pile of vehicle
CN107554332A (en) * 2017-08-30 2018-01-09 奇瑞汽车股份有限公司 Dynamical system, charging method, storage medium and the electric automobile of electric automobile
CN107627809A (en) * 2017-07-31 2018-01-26 宝沃汽车(中国)有限公司 Method for heating and controlling, system and the electric automobile of electric automobile
CN107946699A (en) * 2017-10-31 2018-04-20 苏州孔雀动力能源有限公司 A kind of batteries of electric automobile bag, heating system and its heating means
CN109301399A (en) * 2018-09-30 2019-02-01 桑顿新能源科技有限公司 A kind of multiple branch circuit region-type electrokinetic cell system heating means and system
CN109786896A (en) * 2019-01-02 2019-05-21 南京创源天地动力科技有限公司 A kind of new energy heat management control strategy
CN110635183A (en) * 2019-09-23 2019-12-31 骆驼集团武汉光谷研发中心有限公司 Power battery system and charging method for low-temperature charging optimized heating strategy
CN110808434A (en) * 2019-09-25 2020-02-18 浙江合众新能源汽车有限公司 Heating control method and device for power battery during low-temperature charging of automobile
CN110867629A (en) * 2018-08-28 2020-03-06 苏州宝时得电动工具有限公司 Battery device, battery-type outdoor low-temperature equipment and outdoor working system
CN111391716A (en) * 2020-03-10 2020-07-10 北京新能源汽车股份有限公司 Vehicle control method and system and vehicle
CN111934038A (en) * 2020-07-29 2020-11-13 厦门金龙旅行车有限公司 Battery heating device and heating method
CN111762064B (en) * 2020-05-26 2021-07-20 博雷顿科技有限公司 Remote preheating method for battery of pure electric vehicle

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CN105449778A (en) * 2015-12-31 2016-03-30 惠州市亿能电子有限公司 Charging control circuit and control method
CN105553012A (en) * 2015-12-31 2016-05-04 惠州市亿能电子有限公司 Low-temperature charging control system and control method
CN105514527A (en) * 2016-02-03 2016-04-20 重庆新御成科技有限公司 Heating device of lithium iron phosphate battery, storage battery and vehicle
CN105514527B (en) * 2016-02-03 2018-10-30 重庆新御成科技有限公司 A kind of ferric phosphate lithium cell heating device, accumulator and vehicle
CN105870542A (en) * 2016-06-13 2016-08-17 重庆长安汽车股份有限公司 Power battery low-temperature charging heating system
CN106067568A (en) * 2016-08-05 2016-11-02 北京新能源汽车股份有限公司 A kind of battery system and electric automobile
CN106099254A (en) * 2016-08-05 2016-11-09 北京新能源汽车股份有限公司 A kind of battery system and electric automobile
CN106099254B (en) * 2016-08-05 2019-02-01 北京新能源汽车股份有限公司 A kind of battery system and electric car
CN106067568B (en) * 2016-08-05 2018-08-10 北京新能源汽车股份有限公司 A kind of battery system and electric vehicle
CN106450519A (en) * 2016-10-24 2017-02-22 湖南金杯新能源发展有限公司 Battery charging protective device and method
CN106450519B (en) * 2016-10-24 2019-03-15 湖南金杯新能源发展有限公司 Protector for battery charging and method
CN107472041A (en) * 2016-10-28 2017-12-15 宝沃汽车(中国)有限公司 Charging method, device and the charging pile of vehicle
CN106549439A (en) * 2016-10-31 2017-03-29 北京小米移动软件有限公司 A kind of battery temperature measure and control device, method and mobile terminal
CN107482259A (en) * 2017-05-27 2017-12-15 宝沃汽车(中国)有限公司 Computational methods, device, system and the vehicle of battery heating circuit electric current
CN107482260A (en) * 2017-05-27 2017-12-15 宝沃汽车(中国)有限公司 Heating relay fault detection method, device, system and the vehicle of battery system
CN107627809A (en) * 2017-07-31 2018-01-26 宝沃汽车(中国)有限公司 Method for heating and controlling, system and the electric automobile of electric automobile
CN107554332A (en) * 2017-08-30 2018-01-09 奇瑞汽车股份有限公司 Dynamical system, charging method, storage medium and the electric automobile of electric automobile
CN107946699A (en) * 2017-10-31 2018-04-20 苏州孔雀动力能源有限公司 A kind of batteries of electric automobile bag, heating system and its heating means
CN110867629A (en) * 2018-08-28 2020-03-06 苏州宝时得电动工具有限公司 Battery device, battery-type outdoor low-temperature equipment and outdoor working system
CN109301399A (en) * 2018-09-30 2019-02-01 桑顿新能源科技有限公司 A kind of multiple branch circuit region-type electrokinetic cell system heating means and system
CN109301399B (en) * 2018-09-30 2021-04-06 桑顿新能源科技(长沙)有限公司 Multi-branch regional power battery system heating method and system
CN109786896A (en) * 2019-01-02 2019-05-21 南京创源天地动力科技有限公司 A kind of new energy heat management control strategy
CN110635183A (en) * 2019-09-23 2019-12-31 骆驼集团武汉光谷研发中心有限公司 Power battery system and charging method for low-temperature charging optimized heating strategy
CN110635183B (en) * 2019-09-23 2021-07-23 骆驼集团武汉光谷研发中心有限公司 Power battery system and charging method for low-temperature charging optimized heating strategy
CN110808434A (en) * 2019-09-25 2020-02-18 浙江合众新能源汽车有限公司 Heating control method and device for power battery during low-temperature charging of automobile
CN111391716A (en) * 2020-03-10 2020-07-10 北京新能源汽车股份有限公司 Vehicle control method and system and vehicle
CN111762064B (en) * 2020-05-26 2021-07-20 博雷顿科技有限公司 Remote preheating method for battery of pure electric vehicle
CN111934038A (en) * 2020-07-29 2020-11-13 厦门金龙旅行车有限公司 Battery heating device and heating method
CN111934038B (en) * 2020-07-29 2021-08-24 厦门金龙旅行车有限公司 Battery heating device and heating method

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