CN116031542A - Temperature control management system of middle-mounted battery box of commercial vehicle - Google Patents
Temperature control management system of middle-mounted battery box of commercial vehicle Download PDFInfo
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Abstract
The invention discloses a temperature control management system of a middle-mounted battery box of a commercial vehicle, which relates to the technical field of temperature control of the middle-mounted battery box, and comprises a user authentication unit, a temperature setting unit, a temperature monitoring unit, a data acquisition unit, a humidity monitoring unit, a central processing unit, a data analysis unit, a high-low temperature early warning unit, a temperature regulation unit, a humidity control unit and a data display unit, wherein the user authentication unit is used for carrying out identity authentication verification on an operator entering a temperature control system of the middle-mounted battery box, and entering the temperature setting unit for system operation after the authentication verification; the equipment not only can monitor and process the temperature and the humidity inside the middle-mounted battery box in real time, but also can rapidly heat up or cool down the temperature inside the middle-mounted battery box, and can control the ventilation effect inside the middle-mounted battery box, so as to ensure the dryness of the inside of the middle-mounted battery box and ensure the service life of the battery pack inside the middle-mounted battery box.
Description
Technical Field
The invention relates to a temperature control technology of a centrally-mounted battery box, in particular to a temperature control management system of a centrally-mounted battery box of a commercial vehicle.
Background
The new energy electric car is the trend of car trade development, compare with traditional oil car and have good environmental protection advantage, the commercial car also begins to adopt new energy battery to act as the power supply now, the power supply of electric car needs to be installed through put in the battery box, protect the processing through putting in the battery box to the group battery of battery box inside, the inside temperature and humidity of battery box are different in different regions and different seasons, the long-time traveling of summer vehicle can lead to the inside temperature of battery box to continuously rise, if can not carry out timely cooling treatment can lead to the nature of vehicle, winter temperature is too low can lead to the inside temperature of battery box too low simultaneously, not only can lead to battery charging time overlength, can also lead to the duration of battery to shorten simultaneously, for this reason, we propose a temperature control management system of commercial car put in the battery box.
Disclosure of Invention
The invention aims to provide a temperature control management system of a middle-mounted battery box of a commercial vehicle, which aims to solve the defects in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: a temperature control management system of a middle-mounted battery box of a commercial vehicle comprises a user authentication unit, a temperature setting unit, a temperature monitoring unit, a data acquisition unit, a humidity monitoring unit, a central processing unit, a data analysis unit, a high-low temperature early warning unit, a temperature regulation unit, a humidity control unit and a data display unit;
the user authentication unit is used for carrying out authentication verification on an operator entering the temperature control system of the middle-set battery box, and entering the temperature setting unit for system operation after the authentication verification;
the temperature setting unit is used for setting the self-early-warning temperature of the constant temperature in the middle-set battery box according to different use environments and seasons by an operator after the identity authentication of the user authentication unit, and sending the self-set temperature data information to the central processing unit;
the temperature monitoring unit is used for monitoring the actual temperature inside the middle-mounted battery box in real time when the vehicle normally runs, the temperature inside the middle-mounted battery box is monitored in real time through the temperature monitoring unit, the normal use of a battery pack inside the battery box is effectively guaranteed, the normal temperature value of the middle-mounted battery box is obtained through a thermistor temperature calculation formula, and the thermistor temperature calculation formula is as follows:
where T1 and T2 refer to K degrees, i.e., kelvin, rt is the resistance of the thermistor at T1, R is the nominal resistance of the thermistor at T2 at normal temperature, the 10K thermistor has a value of 10K at 25 ℃ (i.e., r=10k), t2= (273.15+25), EXP is the power of e, and B is an important parameter of the thermistor, and the relationship between the temperatures T1 and Rt is obtained by conversion as follows:
finally obtaining a normal temperature value temp=t1-273.15 of the middle-set battery box;
the humidity monitoring unit is used for monitoring the actual humidity in the middle-mounted battery box in real time when the vehicle normally runs, and the humidity in the middle-mounted battery box is monitored in real time through the humidity monitoring unit, so that the drying of the inside of the battery box is ensured, and the normal use of a battery pack in the battery box is effectively ensured;
the data acquisition unit is used for quickly collecting temperature data information monitored by the temperature monitoring unit and the humidity monitoring unit in real time, sending the collected temperature data information to the data analysis unit, and effectively acquiring and processing the temperature data information and the humidity data information in real time through the data acquisition unit so as to ensure that the temperature and the humidity inside the battery box are kept in normal operation.
Further, the central processing unit uniformly stores temperature data information of high and low temperature values set by operators according to different regions and seasons through the temperature setting unit to form a database;
the data analysis unit is used for carrying out detailed analysis and classification on the temperature data information acquired by the data acquisition unit through comparison with the temperature data information set and stored by the central processing unit, and respectively sending the analyzed temperature data information to the temperature regulation unit, the high-low temperature early warning unit and the humidity control unit;
the high-low temperature early warning unit is used for carrying out high-temperature or low-temperature early warning on the temperature data information analyzed by the data analysis unit, sending the high-low temperature early warning data information to the data display unit, and carrying out timely early warning and warning treatment on abnormal temperature and humidity in the middle type battery box through the high-low temperature early warning unit so as to ensure the normal operation of the battery box;
the temperature adjusting unit is used for carrying out temperature analysis through the temperature data information analyzed by the data analyzing unit, and carrying out timely regulation and control treatment of heating or cooling according to requirements after analysis;
the humidity control unit is used for timely controlling the humidity inside the middle-mounted battery box and timely drying and cleaning the inside.
The temperature regulation unit comprises a temperature analysis module, a temperature rise regulation module, a temperature reduction cooling regulation module and a constant temperature protection module, wherein the temperature analysis module is used for analyzing the temperature data information analyzed by the data analysis unit to obtain the internal temperature of the middle-set battery box, and sending the analyzed temperature data information to the temperature rise regulation module and the temperature reduction cooling regulation module respectively;
the temperature-raising regulation and control module is used for controlling a temperature-raising device in the middle-mounted battery box to carry out temperature-raising heating treatment after obtaining temperature data information of the temperature in the middle-mounted battery box after analysis by the temperature analysis module, so that the temperature in the middle-mounted battery box is effectively improved, the problem that the charging time of a battery pack is too long due to the fact that the temperature in the middle-mounted battery box is too low is avoided, the problem that the battery duration is shortened due to the fact that the temperature in the middle-mounted battery box is too low is avoided, and the temperature-raising data information is sent to the constant temperature protection module;
the temperature-reducing cooling regulation and control module is used for obtaining temperature data information of the internal temperature of the middle-mounted battery box after analysis by the temperature analysis module, controlling a temperature-reducing cooling device in the middle-mounted battery box to perform temperature-reducing cooling treatment by the temperature-reducing cooling regulation and control module, and sending the temperature-reducing cooling data information to the constant temperature protection module;
the constant temperature protection module is used for carrying out constant temperature limiting protection on temperature data information of heating and cooling of the heating regulation module and the cooling regulation module, and sending the constant temperature data information to the temperature monitoring unit.
Further, the humidity control unit comprises a humidity analysis module, an air drying control module and a ventilation regulation module, wherein the humidity analysis module is used for analyzing and evaluating the humidity inside the middle-set battery box through the humidity data information analyzed by the data analysis unit and respectively sending the analyzed humidity data information to the ventilation regulation module and the air drying control module;
the ventilation adjusting module is used for controlling ventilation equipment in the middle-arranged battery box to adjust the size of the ventilation hole, and improving the ventilation effect in the middle-arranged battery box through the adjustment of the size of the ventilation hole, so that the ventilation efficiency in the middle-arranged battery box is effectively improved;
the air drying control module is used for controlling the air drying equipment in the middle-mounted battery box to start to air-dry the wet part in the middle-mounted battery box quickly, and the wet middle-mounted battery box is effectively and quickly air-dried, so that the drying treatment is effectively and quickly performed in the middle-mounted battery box, and the service life of the battery pack in the middle-mounted battery box is guaranteed.
Further, the output end of the user authentication unit is connected with the input end of the temperature setting unit, the output end of the temperature setting unit is connected with the input end of the central processing unit, the central processing unit is in bidirectional connection with the data acquisition unit, the output ends of the temperature monitoring unit and the humidity monitoring unit are respectively connected with the input end of the data acquisition unit, the output end of the data acquisition unit is connected with the input end of the data analysis unit, the output end of the data analysis unit is respectively connected with the input ends of the high-low temperature early warning unit, the temperature adjusting unit and the humidity control unit, the output end of the temperature adjusting unit is connected with the input end of the temperature monitoring unit, and the output end of the humidity control unit is connected with the input end of the humidity monitoring unit.
Further, the output end of the data analysis unit is connected with the input end of the temperature analysis module, the output end of the temperature analysis module is respectively connected with the input ends of the temperature rising regulation and control module and the temperature reducing and cooling regulation and control module, the output ends of the temperature rising regulation and control module and the temperature reducing and cooling regulation and control module are respectively connected with the input end of the constant temperature protection module, and the output end of the constant temperature protection module is connected with the input end of the temperature monitoring unit.
Further, the output end of the data analysis unit is connected with the input end of the humidity analysis module, the output end of the humidity analysis module is respectively connected with the input ends of the ventilation adjusting module and the air drying control module, and the output ends of the ventilation adjusting module and the air drying control module are respectively connected with the input end of the humidity monitoring unit.
Compared with the prior art, the temperature control management system of the middle-mounted battery box of the commercial vehicle provided by the invention has the advantages that the actual temperature inside the middle-mounted battery box is monitored in real time through the temperature monitoring unit when the vehicle normally runs, and meanwhile, the actual humidity inside the middle-mounted battery box is monitored in real time through the humidity monitoring unit, so that the equipment can not only monitor the temperature and the humidity inside the middle-mounted battery box in real time, but also can rapidly heat or cool the temperature inside the middle-mounted battery box, and can also control the ventilation effect inside the middle-mounted battery box, ensure the dryness inside the middle-mounted battery box and ensure the service life of a battery pack inside the middle-mounted battery box.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is an overall system block diagram of a temperature control system of a center battery box of a temperature control management system of a center battery box of a commercial vehicle according to an embodiment of the present invention;
fig. 2 is a block diagram of a temperature adjusting unit of a temperature control management system of a middle-mounted battery box of a commercial vehicle according to an embodiment of the present invention;
fig. 3 is a block diagram of a humidity control unit of a temperature control management system of a middle-mounted battery box of a commercial vehicle according to an embodiment of the present invention.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Examples
Referring to fig. 1-3, a temperature control management system of a middle-mounted battery box of a commercial vehicle comprises a user authentication unit, a temperature setting unit, a temperature monitoring unit, a data acquisition unit, a humidity monitoring unit, a central processing unit, a data analysis unit, a high-low temperature early warning unit, a temperature adjusting unit, a humidity control unit and a data display unit;
the user authentication unit is used for carrying out authentication verification on an operator entering the temperature control system of the middle-set battery box, and entering the temperature setting unit for system operation after the authentication verification;
the temperature setting unit is used for setting the self-early-warning temperature of the constant temperature in the middle-set battery box according to different use environments and seasons by an operator after the identity authentication of the user authentication unit, and sending the self-set temperature data information to the central processing unit;
the temperature monitoring unit is used for monitoring the actual temperature inside the middle-mounted battery box in real time when the vehicle normally runs, the temperature inside the middle-mounted battery box is monitored in real time through the temperature monitoring unit, the temperature inside the battery box is ensured to be normal, the normal use of a battery pack inside the battery box is effectively ensured, the normal temperature value of the middle-mounted battery box is obtained through a thermistor temperature calculation formula, and the thermistor temperature calculation formula is as follows:
where T1 and T2 refer to K degrees, i.e., kelvin, rt is the resistance of the thermistor at T1, R is the nominal resistance of the thermistor at T2 at normal temperature, the 10K thermistor has a value of 10K at 25 ℃ (i.e., r=10k), t2= (273.15+25), EXP is the power of e, and B is an important parameter of the thermistor, and the relationship between the temperatures T1 and Rt is obtained by conversion as follows:
finally obtaining a normal temperature value temp=t1-273.15 of the middle-set battery box;
the humidity monitoring unit is used for monitoring the actual humidity in the middle-mounted battery box in real time when the vehicle normally runs, and the humidity in the middle-mounted battery box is monitored in real time through the humidity monitoring unit so as to ensure the drying of the inside of the battery box, and the normal use of the battery pack in the battery box is effectively ensured;
the data acquisition unit is used for quickly collecting temperature data information monitored by the temperature monitoring unit and the humidity monitoring unit in real time, sending the collected temperature data information to the data analysis unit, and effectively acquiring and processing the temperature data information and the humidity data information in real time through the data acquisition unit so as to ensure that the temperature and the humidity inside the battery box are kept in normal operation.
In the invention, a central processing unit uniformly stores temperature data information of high and low temperature values set by operators according to different regions and seasons through a temperature setting unit to form a database;
the data analysis unit is used for carrying out detailed analysis and classification on the temperature data information acquired by the data acquisition unit through the temperature data information after being compared with the temperature data information set and stored by the central processing unit, and respectively sending the analyzed temperature data information to the temperature regulation unit, the high-low temperature early warning unit and the humidity control unit;
the high-low temperature early warning unit is used for carrying out high-temperature or low-temperature early warning on the temperature data information analyzed by the data analysis unit, sending the high-low temperature early warning data information to the data display unit, and carrying out timely early warning and warning treatment on abnormal internal temperature and humidity of the middle battery box through the high-low temperature early warning unit so as to ensure normal operation of the battery box;
the temperature adjusting unit is used for carrying out temperature analysis through the temperature data information analyzed by the data analysis unit, and carrying out timely regulation and control treatment of heating or cooling according to requirements after analysis;
the humidity control unit is used for timely controlling the humidity inside the middle-mounted battery box and timely drying and cleaning the inside.
Referring to fig. 2, in the present invention, a temperature adjusting unit includes a temperature analyzing module, a temperature raising adjusting module, a temperature lowering cooling adjusting module and a constant temperature protecting module, wherein the temperature analyzing module is used for analyzing the temperature data information analyzed by the data analyzing unit to obtain the temperature too high or too low inside the middle battery box, and sending the analyzed temperature data information to the temperature raising adjusting module and the temperature lowering cooling adjusting module respectively;
the temperature-raising control module is used for controlling a temperature-raising device in the middle-mounted battery box to carry out temperature-raising heating treatment after obtaining temperature data information of the temperature in the middle-mounted battery box after analysis by the temperature analysis module, so that the temperature in the middle-mounted battery box is effectively improved, the problem that the charging time of a battery pack is too long due to the fact that the temperature in the middle-mounted battery box is too low is avoided, the problem that the battery duration is shortened due to the fact that the temperature in the middle-mounted battery box is too low is avoided, and the temperature-raising data information is sent to the constant temperature protection module;
the temperature-reducing cooling regulation and control module is used for obtaining temperature data information of the internal temperature of the middle-arranged battery box after analysis by the temperature analysis module, controlling a temperature-reducing cooling device in the middle-arranged battery box to perform temperature-reducing cooling treatment by the temperature-reducing cooling regulation and control module, and sending the temperature-reducing cooling data information to the constant temperature protection module;
the constant temperature protection module is used for carrying out constant temperature limiting protection on temperature data information of heating and cooling of the heating regulation module and the cooling regulation module, and sending the constant temperature data information to the temperature monitoring unit.
Referring to fig. 3, in the present invention, the humidity control unit includes a humidity analysis module, an air drying control module and a ventilation adjustment module, where the humidity analysis module is configured to analyze and evaluate the humidity inside the middle-set battery box according to the humidity data information analyzed by the data analysis unit, and send the analyzed humidity data information to the ventilation adjustment module and the air drying control module respectively;
the ventilation adjusting module is used for controlling ventilation equipment in the middle-arranged battery box to adjust the size of the ventilation hole, and improving the ventilation effect in the middle-arranged battery box through the adjustment of the size of the ventilation hole, so that the ventilation efficiency in the middle-arranged battery box is effectively improved;
the air drying control module is used for controlling the air drying equipment in the middle-arranged battery box to start to air-dry the wet part in the middle-arranged battery box quickly, and the wet middle-arranged battery box is effectively and quickly air-dried, so that the drying treatment is effectively and quickly performed in the middle-arranged battery box, and the service life of the battery pack in the middle-arranged battery box is guaranteed.
In the invention, the output end of the user authentication unit is connected with the input end of the temperature setting unit, the output end of the temperature setting unit is connected with the input end of the central processing unit, the central processing unit is connected with the data acquisition unit in a bidirectional way, the output ends of the temperature monitoring unit and the humidity monitoring unit are respectively connected with the input end of the data acquisition unit, the output end of the data acquisition unit is connected with the input end of the data analysis unit, the output end of the data analysis unit is respectively connected with the input ends of the high and low temperature early warning unit, the temperature adjusting unit and the humidity control unit, the output end of the temperature adjusting unit is connected with the input end of the temperature monitoring unit, and the output end of the humidity control unit is connected with the input end of the humidity monitoring unit.
In the invention, the output end of the data analysis unit is connected with the input end of the temperature analysis module, the output end of the temperature analysis module is respectively connected with the input ends of the temperature rising regulation and control module and the temperature reducing and cooling regulation and control module, the output ends of the temperature rising regulation and control module and the temperature reducing and cooling regulation and control module are respectively connected with the input end of the constant temperature protection module, and the output end of the constant temperature protection module is connected with the input end of the temperature monitoring unit.
In the invention, the output end of the data analysis unit is connected with the input end of the humidity analysis module, the output end of the humidity analysis module is respectively connected with the input ends of the ventilation regulation module and the air drying control module, and the output ends of the ventilation regulation module and the air drying control module are respectively connected with the input end of the humidity monitoring unit.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (7)
1. The temperature control management system of the middle-mounted battery box of the commercial vehicle is characterized by comprising a user authentication unit, a temperature setting unit, a temperature monitoring unit, a data acquisition unit, a humidity monitoring unit, a central processing unit, a data analysis unit, a high-low temperature early warning unit, a temperature regulation unit, a humidity control unit and a data display unit;
the user authentication unit is used for carrying out authentication verification on an operator entering the temperature control system of the middle-set battery box, and entering the temperature setting unit for system operation after the authentication verification;
the temperature setting unit is used for setting the self-early-warning temperature of the constant temperature in the middle-set battery box according to different use environments and seasons by an operator after the identity authentication of the user authentication unit, and sending the self-set temperature data information to the central processing unit;
the temperature monitoring unit is used for monitoring the actual temperature inside the middle-mounted battery box in real time when the vehicle normally runs;
the humidity monitoring unit is used for monitoring the actual humidity in the middle-mounted battery box in real time when the vehicle normally runs;
the data acquisition unit is used for rapidly collecting temperature data information monitored by the temperature monitoring unit and the humidity monitoring unit in real time and sending the collected temperature data information to the data analysis unit.
2. The temperature control management system of a built-in battery box of a commercial vehicle according to claim 1, wherein the central processing unit uniformly stores temperature data information of high and low temperature values set by an operator according to different regions and seasons through a temperature setting unit to form a database;
the data analysis unit is used for carrying out detailed analysis and classification on the temperature data information acquired by the data acquisition unit through comparison with the temperature data information set and stored by the central processing unit, and respectively sending the analyzed temperature data information to the temperature regulation unit, the high-low temperature early warning unit and the humidity control unit;
the high-low temperature early warning unit is used for carrying out high-temperature or low-temperature early warning on the temperature data information analyzed by the data analysis unit and sending the high-low temperature early warning data information to the data display unit;
the temperature adjusting unit is used for carrying out temperature analysis through the temperature data information analyzed by the data analyzing unit, and carrying out timely regulation and control treatment of heating or cooling according to requirements after analysis;
the humidity control unit is used for timely controlling the humidity inside the middle-mounted battery box and timely drying and cleaning the inside.
3. The temperature control management system of a middle-mounted battery box of a commercial vehicle according to claim 1, wherein the temperature adjusting unit comprises a temperature analysis module, a temperature rising and controlling module, a temperature reducing and cooling and controlling module and a constant temperature protection module;
the temperature analysis module is used for analyzing the temperature data information analyzed by the data analysis unit to obtain the internal temperature of the middle-set battery box, and sending the analyzed temperature data information to the temperature rising regulation module and the temperature lowering and cooling regulation module respectively;
the temperature-raising control module is used for obtaining temperature data information of the internal temperature of the middle-set battery box after analysis by the temperature analysis module, controlling a temperature-raising device in the middle-set battery box to carry out temperature-raising heating treatment by the temperature-raising control module, and sending the temperature-raising data information to the constant temperature protection module;
the temperature-reducing cooling regulation and control module is used for obtaining temperature data information of the internal temperature of the middle-mounted battery box after analysis by the temperature analysis module, controlling a temperature-reducing cooling device in the middle-mounted battery box to perform temperature-reducing cooling treatment by the temperature-reducing cooling regulation and control module, and sending the temperature-reducing cooling data information to the constant temperature protection module;
the constant temperature protection module is used for carrying out constant temperature limiting protection on temperature data information of heating and cooling of the heating regulation module and the cooling regulation module, and sending the constant temperature data information to the temperature monitoring unit.
4. The temperature control management system of the middle-mounted battery box of the commercial vehicle according to claim 1, wherein the humidity control unit comprises a humidity analysis module, an air drying control module and a ventilation regulation module, wherein the humidity analysis module is used for analyzing and evaluating the humidity inside the middle-mounted battery box through the humidity data information analyzed by the data analysis unit and respectively sending the analyzed humidity data information to the ventilation regulation module and the air drying control module;
the ventilation adjusting module is used for controlling ventilation equipment in the middle-arranged battery box to adjust the size of the ventilation hole;
the air-drying control module is used for controlling the air-drying equipment in the middle-mounted battery box to start quick air-drying on the wet part in the middle-mounted battery box.
5. The temperature control management system of a central battery box for a commercial vehicle according to claim 1, wherein the output end of the user authentication unit is connected with the input end of the temperature setting unit, the output end of the temperature setting unit is connected with the input end of the central processing unit, the central processing unit is connected with the data acquisition unit in a bidirectional manner, the output ends of the temperature monitoring unit and the humidity monitoring unit are respectively connected with the input end of the data acquisition unit, the output end of the data acquisition unit is connected with the input end of the data analysis unit, the output end of the data analysis unit is respectively connected with the input ends of the high-low temperature early warning unit, the temperature adjusting unit and the humidity control unit, the output end of the temperature adjusting unit is connected with the input end of the temperature monitoring unit, the output end of the humidity control unit is connected with the input end of the humidity monitoring unit, and the output end of the high-low temperature early warning unit is connected with the input end of the data display unit.
6. The temperature control management system of a middle-mounted battery box of a commercial vehicle according to claim 3, wherein the output end of the data analysis unit is connected with the input end of the temperature analysis module, the output end of the temperature analysis module is respectively connected with the input ends of the temperature rising regulation module and the temperature reducing and cooling regulation module, the output ends of the temperature rising regulation module and the temperature reducing and cooling regulation module are respectively connected with the input end of the constant temperature protection module, and the output end of the constant temperature protection module is connected with the input end of the temperature monitoring unit.
7. The temperature control management system of a central battery box for a commercial vehicle according to claim 4, wherein the output end of the data analysis unit is connected with the input end of the humidity analysis module, the output end of the humidity analysis module is connected with the input ends of the ventilation adjusting module and the air drying control module, and the output ends of the ventilation adjusting module and the air drying control module are connected with the input ends of the humidity monitoring unit.
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| CN206471440U (en) * | 2017-01-24 | 2017-09-05 | 十堰市沃特玛电池有限公司 | A kind of battery case condensed water eliminates system |
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| CN107196001A (en) * | 2017-04-27 | 2017-09-22 | 浙江壹舸能源有限公司 | battery pack thermal management system |
| CN206650144U (en) * | 2017-04-27 | 2017-11-17 | 浙江壹舸能源有限公司 | BMS battery communication management systems |
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| WO2021134587A1 (en) * | 2019-12-31 | 2021-07-08 | 唐山哈船科技有限公司 | Port traffic monitoring device and monitoring method therefor |
| US20220045378A1 (en) * | 2020-08-05 | 2022-02-10 | Hyundai Motor Company | Battery cooling control method and apparatus for environmental vehicle |
| CN115764027A (en) * | 2022-09-08 | 2023-03-07 | 广东电网有限责任公司 | Battery compartment cooling device of electrochemical energy storage station |
| CN115700192A (en) * | 2022-11-22 | 2023-02-07 | 江苏长风重工科技有限公司 | Battery box dismounting and replacing system of new-energy pure electric loader |
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