CN113140815A - Wireless control system and control method for heat emission of new energy battery module operating environment - Google Patents

Wireless control system and control method for heat emission of new energy battery module operating environment Download PDF

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CN113140815A
CN113140815A CN202110414997.5A CN202110414997A CN113140815A CN 113140815 A CN113140815 A CN 113140815A CN 202110414997 A CN202110414997 A CN 202110414997A CN 113140815 A CN113140815 A CN 113140815A
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new energy
energy battery
battery module
temperature
module
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曹斌
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Shichen Wuhan Technology Co ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4285—Testing apparatus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/635—Control systems based on ambient temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

The invention discloses a wireless control system and a wireless control method for heat emission of a new energy battery module operation environment, which are characterized in that a plurality of monitoring points are distributed in each subarea in a space area around the new energy battery module, the temperature of each monitoring point in each subarea is detected, the temperature difference of each subarea is obtained by comparison, the comprehensive temperature influence coefficient in the space area around the new energy battery module is calculated, the corresponding fan wind power grade is screened, a fan is adjusted to the corresponding fan wind power grade for cooling treatment at the same time, the fan is stopped to operate until the temperature difference of each subarea is zero, the time for starting and stopping the operation of the fan is recorded, the time spent when the fan is cooled is calculated and compared with the standard cooling treatment time range corresponding to the corresponding fan wind power grade, and an early warning prompt is sent out of the corresponding standard cooling treatment time range, and informing related personnel to process so as to ensure the service performance of the new energy battery module.

Description

Wireless control system and control method for heat emission of new energy battery module operating environment
Technical Field
The invention relates to the field of battery heat emission control, in particular to a wireless control system and a wireless control method for heat emission of a new energy battery module operating environment.
Background
New forms of energy battery module is formed by connecting a plurality of battery modules, can produce a large amount of heats and lead to the temperature rise of battery module in practical application, and the performance of battery can directly be reduced to the high temperature, consequently, how effectively to battery module operational environment heat discharge control be the problem that we need to solve urgently.
At present, the current new energy battery module operational environment heat monitoring technology's is functional relatively poor, can only detect the outer wall temperature of new energy battery module, can't detect the regional temperature in space around the new energy battery module, thereby great limitation has, can't the change of accurate analysis new energy battery module operational environment heat, the accuracy and the reliability that lead to the analysis data reduce, present new energy battery module operational environment heat discharge mode simultaneously mainly reduces the temperature through fan continuation work, so not only waste a large amount of electric energy resources, and increase the load of new energy battery module, the performance that leads to the new energy battery module receives the influence, in order to solve above problem, a new energy battery module operational environment heat discharge wireless control system and control method now are designed.
Disclosure of Invention
The invention aims to provide a wireless control system and a wireless control method for heat emission of a new energy battery module in an operating environment, which divide a space area around the new energy battery module, number each subarea in the space area around the new energy battery module, arrange a plurality of monitoring points in each subarea in the space area around the new energy battery module, detect the temperature of each monitoring point in each subarea in the space area around the new energy battery module, calculate the average temperature of each subarea, compare to obtain the temperature difference of each subarea, calculate the comprehensive temperature influence coefficient in the space area around the new energy battery module, screen the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module, and adjust the fan to the corresponding fan wind power grade for cooling treatment, the method comprises the steps of stopping the operation of a fan until the temperature difference value of each subregion in a space region around the new energy battery module is zero, recording the time for the fan to start to operate and the time for the fan to stop operating, calculating the time spent when the fan is cooled, comparing the time spent when the fan is cooled with the standard cooling processing time range corresponding to the wind power level of the corresponding fan, and sending out an early warning prompt if the time spent when the fan is cooled is outside the standard cooling processing time range corresponding to the wind power level of the corresponding fan, so that the problems in the background art are solved.
The purpose of the invention can be realized by the following technical scheme:
a wireless control system for heat emission of a new energy battery module in an operating environment comprises a region division module, a monitoring point arrangement module, a temperature detection module, a temperature analysis module, a temperature comparison module, an analysis server, a cloud control platform, a time analysis module, an early warning reminding module and a storage database;
the monitoring point distribution module is respectively connected with the region division module and the temperature detection module, the temperature analysis module is respectively connected with the temperature detection module and the temperature comparison module, the analysis server is respectively connected with the temperature comparison module, the cloud control platform and the storage database, the storage database is respectively connected with the temperature comparison module and the time analysis module, and the time analysis module is respectively connected with the cloud control platform and the early warning reminding module;
the area dividing module is used for dividing a space area around the new energy battery module, dividing the space area into a plurality of space sub-areas in an equidistance diffusion mode from a sphere center to a surrounding space by taking the new energy battery module as a sphere center, numbering each sub-area in the space area around the new energy battery module, and sending the number of each sub-area in the space area around the new energy battery module to the monitoring point arrangement module, wherein the number of each sub-area in the space area around the new energy battery module is 1,2,. once, i,. once, n;
the monitoring point arrangement module is used for receiving the numbers of all the subareas in the surrounding space area of the new energy battery module sent by the area division module, arranging the monitoring points of all the subareas in the surrounding space area of the new energy battery module, sequentially numbering the positions of all the monitoring points in all the subareas in the surrounding space area of the new energy battery module according to the arrangement sequence, counting the position numbers of all the monitoring points in all the subareas in the surrounding space area of the new energy battery module, and forming the position numbers of all the monitoring points in all the subareas in the surrounding space area of the new energy battery modulePosition number set A of each monitoring point in sub-areai m(ai 1,ai 2,...,ai j,...,ai m)，ai jThe position number of the jth monitoring point in the ith sub-area in the space area around the new energy battery module is represented, and the position number set of each monitoring point in each sub-area in the space area around the new energy battery module is sent to the temperature detection module;
the temperature detection module is used for receiving the position number sets of the monitoring points in the sub-areas in the surrounding space area of the new energy battery module sent by the monitoring point arrangement module, respectively detecting the temperature of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery module, counting the temperature of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery module, and forming the temperature set T of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery moduleiA(Tia1,Tia2,...,Tiaj,...,Tiam)，TiajThe temperature of the jth monitoring point position in the ith sub-area in the space area around the new energy battery module is represented, and the temperature set of each monitoring point position in each sub-area in the space area around the new energy battery module is sent to the temperature analysis module;
the temperature analysis module is used for receiving the temperature set of the monitoring point positions in each subregion in the space region around the new energy battery module sent by the temperature detection module, calculating the average temperature of each subregion in the space region around the new energy battery module, counting the average temperature of each subregion in the space region around the new energy battery module, and sending the average temperature of each subregion in the space region around the new energy battery module to the temperature comparison module;
the temperature comparison module is used for receiving the average temperature of each sub-region in the space region around the new energy battery module sent by the temperature analysis module, extracting the standard temperature of each sub-region in the space region around the new energy battery module stored in the storage database, and charging the new energyComparing the average temperature of each sub-area in the space area around the pool module with the standard temperature of the corresponding sub-area to obtain a temperature difference value set delta T (delta T) of each sub-area in the space area around the new energy battery module1,ΔT2,...,ΔTi,...,ΔTn)，ΔTiThe temperature difference is expressed as the temperature difference of the ith sub-area in the space area around the new energy battery module, and the temperature difference set of each sub-area in the space area around the new energy battery module is sent to the analysis server;
the analysis server is used for receiving the temperature difference value set of each sub-area in the space area around the new energy battery module sent by the temperature comparison module, extracting the compensation coefficient of the temperature in the space area around the new energy battery module stored in the storage database, calculating the comprehensive temperature influence coefficient in the space area around the new energy battery module, meanwhile, extracting the comprehensive temperature influence coefficient range corresponding to each fan wind power grade stored in a storage database, comparing the comprehensive temperature influence coefficient in the space area around the new energy battery module with the comprehensive temperature influence coefficient range corresponding to each fan wind power grade, screening the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module, and sending the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module to a cloud control platform;
the cloud control platform is used for receiving the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module sent by the analysis server, adjusting the fan to the corresponding fan wind power grade for cooling treatment, stopping the fan from running until the temperature difference value of each sub-area in the space area around the new energy battery module is zero, and simultaneously respectively recording the time when the fan starts to run and the time when the fan stops running as tOpening device,tStopSending the time when the fan starts to operate and the time when the fan stops to operate to a time analysis module;
the time analysis module is used for receiving the time for starting operation of the fan and the time for stopping operation of the fan, which are sent by the cloud control platform, calculating the time spent when the fan is subjected to cooling treatment, extracting the standard cooling treatment time range corresponding to each fan wind power grade stored in the storage database, comparing the time spent when the fan is subjected to cooling treatment with the standard cooling treatment time range corresponding to the corresponding fan wind power grade, and if the time spent when the fan is subjected to cooling treatment is out of the standard cooling treatment time range corresponding to the corresponding fan wind power grade, sending an early warning reminding instruction to the early warning reminding module;
the early warning reminding module is used for receiving the early warning reminding instruction sent by the time analysis module, carrying out early warning reminding and informing related personnel to carry out corresponding processing measures;
the storage database is used for storing the standard temperature of each sub-area in the space area around the new energy battery module, storing the compensation coefficient mu of the temperature in the space area around the new energy battery module, and storing the comprehensive temperature influence coefficient range corresponding to each fan wind power grade and the standard cooling processing time range corresponding to each fan wind power grade.
Furthermore, the monitoring point arrangement module arranges a plurality of monitoring points in each sub-area in the surrounding space area of the new energy battery module in a random distribution mode, and the number of the monitoring points arranged in each sub-area in the surrounding space area of the new energy battery module is the same.
Further, the temperature detection module comprises a plurality of temperature sensors, wherein the plurality of temperature sensors are respectively installed at the positions of monitoring points in each subregion in the space region around the new energy battery module, and the temperature of the positions of the monitoring points in each subregion in the space region around the new energy battery module is detected through the temperature sensors.
Further, the calculation formula of the average temperature of each sub-area in the space area around the new energy battery module is
Figure BDA0003025519550000051
Figure BDA0003025519550000052
Is expressed as the surrounding space of the new energy battery moduleAverage temperature of i-th sub-zone within the inter-zone, TiajThe temperature of the jth monitoring point in the ith sub-area in the space area around the new energy battery module is represented, and m represents the number of monitoring points distributed in the sub-area in the space area around the new energy battery module.
Further, the calculation formula of the comprehensive temperature influence coefficient in the space area around the new energy battery module is
Figure BDA0003025519550000053
Xi is expressed as the comprehensive temperature influence coefficient in the surrounding space area of the new energy battery module, mu is expressed as the compensation coefficient of the temperature in the surrounding space area of the new energy battery module, and delta TiExpressed as the temperature difference value T of the ith sub-area in the space area around the new energy battery moduleiASign boardExpressed as the standard temperature of the ith sub-region in the space region around the new energy battery module, and e is expressed as a natural number and is equal to 2.718.
Further, the time calculation formula spent by the fan in cooling down is t' ═ tStop-tOpening deviceAnd t' represents the time taken for the fan to perform the cooling process, tStopExpressed as the time at which the fan stops operating, tOpening deviceExpressed as the time at which the fan starts to run.
A wireless control method for heat emission of a new energy battery module operating environment comprises the following steps:
s1, dividing the space area around the new energy battery module, and numbering sub-areas in the space area around the new energy battery module;
s2, simultaneously arranging a plurality of monitoring points in each sub-area in the surrounding space area of the new energy battery module, and counting the position number of each monitoring point in each sub-area in the surrounding space area of the new energy battery module;
s3, detecting the temperature of each monitoring point position in each subregion in the surrounding space region of the new energy battery module, calculating the average temperature of each subregion, and comparing to obtain the temperature difference of each subregion;
s4, calculating a comprehensive temperature influence coefficient in a space area around the new energy battery module, and screening the wind power level of the fan corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module;
s5, adjusting the fan to the corresponding fan wind power level to perform cooling treatment, and stopping the fan until the temperature difference of each sub-area in the space area around the new energy battery module is zero;
s6, recording the time when the fan starts to operate and the time when the fan stops operating, and calculating the time spent by the fan when the fan is cooled;
and S7, comparing the time spent when the fan is subjected to cooling treatment with the standard cooling treatment time range corresponding to the corresponding fan wind power level, and if the time spent when the fan is subjected to cooling treatment is out of the standard cooling treatment time range corresponding to the corresponding fan wind power level, sending out an early warning prompt.
Has the advantages that:
(1) the invention provides a wireless control system and a wireless control method for heat emission of a new energy battery module operating environment, which lay a foundation for later analysis of the temperature of each subregion in the surrounding space area of the new energy battery module by dividing the surrounding space area of the new energy battery module and numbering each subregion in the surrounding space area of the new energy battery module, and simultaneously arrange a plurality of monitoring points in each subregion in the surrounding space area of the new energy battery module, detect the temperature of each monitoring point position in each subregion in the surrounding space area of the new energy battery module, calculate the average temperature of each subregion, compare to obtain the temperature difference value of each subregion, and calculate the comprehensive temperature influence coefficient in the surrounding space area of the new energy battery module, thereby avoiding the problem of large detection limitation, increasing the functionality and the comprehensiveness of the temperature detection of the new energy battery module, the accuracy and the reliability of the analysis data are improved.
(2) According to the invention, the wind power grade of the fan corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module is screened, and the fan is adjusted to the corresponding wind power grade of the fan for cooling treatment at the same time, and the fan is stopped to operate until the temperature difference value of each subarea in the space area around the new energy battery module is zero, so that a large amount of electric energy resources are saved, and the load of the new energy battery module is reduced.
(3) According to the invention, the time spent when the fan performs cooling treatment is calculated by recording the time when the fan starts to operate and the time when the fan stops operating, the time spent when the fan performs cooling treatment is compared with the standard cooling treatment time range corresponding to the wind power level of the corresponding fan, and if the time spent when the fan performs cooling treatment is out of the standard cooling treatment time range corresponding to the wind power level of the corresponding fan, an early warning prompt is sent out and related personnel are informed to perform corresponding treatment measures, so that the service performance of the new energy battery module is not influenced, and the service life of the battery in the new energy battery module is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a system module connection structure according to the present invention;
FIG. 2 is a flow chart of the method steps of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a wireless control system for heat emission of a new energy battery module in an operating environment comprises a region division module, a monitoring point arrangement module, a temperature detection module, a temperature analysis module, a temperature comparison module, an analysis server, a cloud control platform, a time analysis module, an early warning reminding module and a storage database.
The monitoring point laying module is respectively connected with the region dividing module and the temperature detection module, the temperature analysis module is respectively connected with the temperature detection module and the temperature comparison module, the analysis server is respectively connected with the temperature comparison module, the cloud control platform and the storage database, the storage database is respectively connected with the temperature comparison module and the time analysis module, and the time analysis module is respectively connected with the cloud control platform and the early warning reminding module.
The area division module is used for dividing a space area around the new energy battery module, dividing the space area into a plurality of space sub-areas in an equidistance diffusion mode from a sphere center to a surrounding space according to the new energy battery module, numbering each sub-area in the space area around the new energy battery module, wherein the numbering of each sub-area in the space area around the new energy battery module is 1,2, i, n, a foundation is laid for analyzing the temperature of each sub-area in the space area around the new energy battery module in a later stage, and the numbering of each sub-area in the space area around the new energy battery module is sent to the monitoring point arrangement module.
The monitoring point arrangement module is used for receiving the numbers of all the subareas in the surrounding space area of the new energy battery module sent by the area division module, arranging the monitoring points in all the subareas in the surrounding space area of the new energy battery module, arranging a plurality of monitoring points in all the subareas in the surrounding space area of the new energy battery module in a random distribution mode, enabling the number of the monitoring points arranged in all the subareas in the surrounding space area of the new energy battery module to be the same, sequentially numbering the positions of all the monitoring points in all the subareas in the surrounding space area of the new energy battery module according to the arrangement sequence, counting the position numbers of all the monitoring points in all the subareas in the surrounding space area of the new energy battery module, and forming a position number set A of all the monitoring points in all the subareas in the surrounding space area of the new energy battery modulei m(ai 1,ai 2,...,ai j,...,ai m)，ai jExpressed as the first in the surrounding space region of the new energy battery moduleAnd the position number of the jth monitoring point in the i sub-regions sends the position number set of each monitoring point in each sub-region in the surrounding space region of the new energy battery module to the temperature detection module.
The temperature detection module comprises a plurality of temperature sensors, wherein the temperature sensors are respectively installed at the positions of monitoring points in each subregion in the surrounding space area of the new energy battery module and used for receiving the position number sets of the monitoring points in each subregion in the surrounding space area of the new energy battery module sent by the monitoring point arrangement module, the temperature sensors are used for respectively detecting the temperature of each monitoring point position in each subregion in the surrounding space area of the new energy battery module, the temperature of each monitoring point position in each subregion in the surrounding space area of the new energy battery module is counted, and the temperature sets T of each monitoring point position in each subregion in the surrounding space area of the new energy battery module are formediA(Tia1,Tia2,...,Tiaj,...,Tiam)，TiajThe temperature of the jth monitoring point position in the ith sub-area in the space area around the new energy battery module is represented, and the temperature set of each monitoring point position in each sub-area in the space area around the new energy battery module is sent to the temperature analysis module.
The temperature analysis module is used for receiving the temperature set of the monitoring point positions in the sub-areas in the space area around the new energy battery module sent by the temperature detection module and calculating the average temperature of the sub-areas in the space area around the new energy battery module
Figure BDA0003025519550000101
Figure BDA0003025519550000102
Expressed as the average temperature, T, of the ith sub-area in the space area around the new energy battery moduleiajExpressed as the temperature of the jth monitoring point position in the ith sub-area in the surrounding space area of the new energy battery module, and m is expressed as the number of monitoring points distributed in the sub-area in the surrounding space area of the new energy battery moduleThe average temperature of each subregion in the space region around the new energy battery module is counted to the mesh, and the average temperature of each subregion in the space region around the new energy battery module is sent to the temperature comparison module.
The temperature comparison module is used for receiving the average temperature of each sub-region in the space region around the new energy battery module sent by the temperature analysis module, extracting the standard temperature of each sub-region in the space region around the new energy battery module stored in the storage database, and comparing the average temperature of each sub-region in the space region around the new energy battery module with the standard temperature of the corresponding sub-region to obtain a temperature difference value set delta T (delta T) of each sub-region in the space region around the new energy battery module1,ΔT2,...,ΔTi,...,ΔTn)，ΔTiAnd the temperature difference is expressed as the temperature difference of the ith sub-area in the space area around the new energy battery module, and the temperature difference set of each sub-area in the space area around the new energy battery module is sent to the analysis server.
The analysis server is used for receiving the temperature difference value set of each sub-region in the space region around the new energy battery module sent by the temperature comparison module, extracting the compensation coefficient of the temperature in the space region around the new energy battery module stored in the storage database, and calculating the comprehensive temperature influence coefficient in the space region around the new energy battery module
Figure BDA0003025519550000103
Xi is expressed as the comprehensive temperature influence coefficient in the surrounding space area of the new energy battery module, mu is expressed as the compensation coefficient of the temperature in the surrounding space area of the new energy battery module, and delta TiExpressed as the temperature difference value T of the ith sub-area in the space area around the new energy battery moduleiASign boardThe standard temperature of the ith sub-area in the space area around the new energy battery module is represented, and e is represented as a natural number and is equal to 2.718, so that the problem of large detection limitation is avoided, the functionality and comprehensiveness of temperature detection of the new energy battery module are increased, the accuracy and reliability of analysis data are improved, and simultaneously, the wind power and the like of each fan stored in a storage database are extracted and storedAnd comparing the comprehensive temperature influence coefficient range corresponding to the level in the space area around the new energy battery module with the comprehensive temperature influence coefficient range corresponding to each fan wind power level, screening the fan wind power level corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module, and sending the fan wind power level corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module to the cloud control platform.
The cloud control platform is used for receiving the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module sent by the analysis server, adjusting the fan to the corresponding fan wind power grade for cooling, and stopping the fan from running until the temperature difference value of each subarea in the space area around the new energy battery module is zero, so that a large amount of electric energy resources are saved, the load of the new energy battery module is reduced, the time for starting the fan to run and the time for stopping the fan from running are recorded respectively and recorded as tOpening device,tStopAnd sending the time when the fan starts to operate and the time when the fan stops operating to the time analysis module.
The time analysis module is used for receiving the time of starting operation of the fan and the time of stopping operation of the fan, which are sent by the cloud control platform, and calculating the time t't' spent when the fan is cooledStop-tOpening deviceAnd t' represents the time taken for the fan to perform the cooling process, tStopExpressed as the time at which the fan stops operating, tOpening deviceThe method comprises the steps of representing the time for starting operation of a fan, extracting standard cooling processing time ranges corresponding to the wind power grades of the fans stored in a storage database, comparing the time spent when the fans are subjected to cooling processing with the standard cooling processing time ranges corresponding to the wind power grades of the corresponding fans, and sending an early warning reminding instruction to an early warning reminding module if the time spent when the fans are subjected to cooling processing is out of the standard cooling processing time ranges corresponding to the wind power grades of the corresponding fans.
The early warning reminding module is used for receiving the early warning reminding instruction sent by the time analysis module, carrying out early warning reminding and informing related personnel of carrying out corresponding processing measures, so that the service performance of the new energy battery module is not affected, and the service life of a battery in the new energy battery module is prolonged.
The storage database is used for storing the standard temperature of each sub-area in the space area around the new energy battery module, storing the compensation coefficient mu of the temperature in the space area around the new energy battery module, and storing the comprehensive temperature influence coefficient range corresponding to each fan wind power grade and the standard cooling processing time range corresponding to each fan wind power grade.
Referring to fig. 2, a wireless control method for heat emission of operating environment of a new energy battery module includes the following steps:
s1, dividing the space area around the new energy battery module, and numbering sub-areas in the space area around the new energy battery module;
s2, simultaneously arranging a plurality of monitoring points in each sub-area in the surrounding space area of the new energy battery module, and counting the position number of each monitoring point in each sub-area in the surrounding space area of the new energy battery module;
s3, detecting the temperature of each monitoring point position in each subregion in the surrounding space region of the new energy battery module, calculating the average temperature of each subregion, and comparing to obtain the temperature difference of each subregion;
s4, calculating a comprehensive temperature influence coefficient in a space area around the new energy battery module, and screening the wind power level of the fan corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module;
s5, adjusting the fan to the corresponding fan wind power level to perform cooling treatment, and stopping the fan until the temperature difference of each sub-area in the space area around the new energy battery module is zero;
s6, recording the time when the fan starts to operate and the time when the fan stops operating, and calculating the time spent by the fan when the fan is cooled;
and S7, comparing the time spent when the fan is subjected to cooling treatment with the standard cooling treatment time range corresponding to the corresponding fan wind power level, and if the time spent when the fan is subjected to cooling treatment is out of the standard cooling treatment time range corresponding to the corresponding fan wind power level, sending out an early warning prompt.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.

Claims (7)

1. The utility model provides a new forms of energy battery module operational environment heat discharges wireless control system which characterized in that: the system comprises a region division module, a monitoring point arrangement module, a temperature detection module, a temperature analysis module, a temperature comparison module, an analysis server, a cloud control platform, a time analysis module, an early warning reminding module and a storage database;
the monitoring point distribution module is respectively connected with the region division module and the temperature detection module, the temperature analysis module is respectively connected with the temperature detection module and the temperature comparison module, the analysis server is respectively connected with the temperature comparison module, the cloud control platform and the storage database, the storage database is respectively connected with the temperature comparison module and the time analysis module, and the time analysis module is respectively connected with the cloud control platform and the early warning reminding module;
the area dividing module is used for dividing a space area around the new energy battery module, dividing the space area into a plurality of space sub-areas in an equidistance diffusion mode from a sphere center to a surrounding space by taking the new energy battery module as a sphere center, numbering each sub-area in the space area around the new energy battery module, and sending the number of each sub-area in the space area around the new energy battery module to the monitoring point arrangement module, wherein the number of each sub-area in the space area around the new energy battery module is 1,2,. once, i,. once, n;
the monitoring point arrangement module is used for receiving the numbers of all the subareas in the surrounding space area of the new energy battery module sent by the area division module, arranging the monitoring points of all the subareas in the surrounding space area of the new energy battery module, and sequentially arranging the surrounding space of the new energy battery module according to the arrangement sequencePosition numbering is carried out on each monitoring point in each subregion in the region, the position numbers of each monitoring point in each subregion in the surrounding space region of the new energy battery module are counted, and a position number set A of each monitoring point in each subregion in the surrounding space region of the new energy battery module is formedi m(ai 1,ai 2,...,ai j,...,ai m)，ai jThe position number of the jth monitoring point in the ith sub-area in the space area around the new energy battery module is represented, and the position number set of each monitoring point in each sub-area in the space area around the new energy battery module is sent to the temperature detection module;
the temperature detection module is used for receiving the position number sets of the monitoring points in the sub-areas in the surrounding space area of the new energy battery module sent by the monitoring point arrangement module, respectively detecting the temperature of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery module, counting the temperature of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery module, and forming the temperature set T of the monitoring point positions in the sub-areas in the surrounding space area of the new energy battery moduleiA(Tia1,Tia2,...,Tiaj,...,Tiam)，TiajThe temperature of the jth monitoring point position in the ith sub-area in the space area around the new energy battery module is represented, and the temperature set of each monitoring point position in each sub-area in the space area around the new energy battery module is sent to the temperature analysis module;
the temperature analysis module is used for receiving the temperature set of the monitoring point positions in each subregion in the space region around the new energy battery module sent by the temperature detection module, calculating the average temperature of each subregion in the space region around the new energy battery module, counting the average temperature of each subregion in the space region around the new energy battery module, and sending the average temperature of each subregion in the space region around the new energy battery module to the temperature comparison module;
the temperature comparison module is used for receiving the transmission of the temperature analysis moduleThe average temperature of each sub-region in the space area around the new energy battery module is extracted, the standard temperature of each sub-region in the space area around the new energy battery module stored in the storage database is extracted, the average temperature of each sub-region in the space area around the new energy battery module is compared with the standard temperature of the corresponding sub-region, and a temperature difference value set delta T (delta T) of each sub-region in the space area around the new energy battery module is obtained1,ΔT2,...,ΔTi,...,ΔTn)，ΔTiThe temperature difference is expressed as the temperature difference of the ith sub-area in the space area around the new energy battery module, and the temperature difference set of each sub-area in the space area around the new energy battery module is sent to the analysis server;
the analysis server is used for receiving the temperature difference value set of each sub-area in the space area around the new energy battery module sent by the temperature comparison module, extracting the compensation coefficient of the temperature in the space area around the new energy battery module stored in the storage database, calculating the comprehensive temperature influence coefficient in the space area around the new energy battery module, meanwhile, extracting the comprehensive temperature influence coefficient range corresponding to each fan wind power grade stored in a storage database, comparing the comprehensive temperature influence coefficient in the space area around the new energy battery module with the comprehensive temperature influence coefficient range corresponding to each fan wind power grade, screening the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module, and sending the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module to a cloud control platform;
the cloud control platform is used for receiving the fan wind power grade corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module sent by the analysis server, adjusting the fan to the corresponding fan wind power grade for cooling treatment, stopping the fan from running until the temperature difference value of each sub-area in the space area around the new energy battery module is zero, and simultaneously respectively recording the time when the fan starts to run and the time when the fan stops running as tOpening device,tStopSending the time when the fan starts to operate and the time when the fan stops to operate to the time pointAn analysis module;
the time analysis module is used for receiving the time for starting operation of the fan and the time for stopping operation of the fan, which are sent by the cloud control platform, calculating the time spent when the fan is subjected to cooling treatment, extracting the standard cooling treatment time range corresponding to each fan wind power grade stored in the storage database, comparing the time spent when the fan is subjected to cooling treatment with the standard cooling treatment time range corresponding to the corresponding fan wind power grade, and if the time spent when the fan is subjected to cooling treatment is out of the standard cooling treatment time range corresponding to the corresponding fan wind power grade, sending an early warning reminding instruction to the early warning reminding module;
the early warning reminding module is used for receiving the early warning reminding instruction sent by the time analysis module, carrying out early warning reminding and informing related personnel to carry out corresponding processing measures;
the storage database is used for storing the standard temperature of each sub-area in the space area around the new energy battery module, storing the compensation coefficient mu of the temperature in the space area around the new energy battery module and storing the comprehensive temperature influence coefficient range corresponding to the fan wind power level and the standard cooling processing time range corresponding to the fan wind power level.
2. The wireless control system for the heat discharge of the operating environment of the new energy battery module as claimed in claim 1, wherein: the monitoring point arrangement module arranges a plurality of monitoring points in each sub-area in the surrounding space area of the new energy battery module in a random distribution mode, and the number of the monitoring points arranged in each sub-area in the surrounding space area of the new energy battery module is the same.
3. The wireless control system for the heat discharge of the operating environment of the new energy battery module as claimed in claim 1, wherein: the temperature detection module comprises a plurality of temperature sensors, wherein the temperature sensors are respectively installed at the positions of monitoring points in each subregion in the surrounding space region of the new energy battery module, and the temperature of the positions of the monitoring points in each subregion in the surrounding space region of the new energy battery module is detected through the temperature sensors.
4. The wireless control system for the heat discharge of the operating environment of the new energy battery module as claimed in claim 1, wherein: the calculation formula of the average temperature of each subarea in the space area around the new energy battery module is
Figure FDA0003025519540000041
Figure FDA0003025519540000042
Expressed as the average temperature, T, of the ith sub-area in the space area around the new energy battery moduleiajThe temperature of the jth monitoring point in the ith sub-area in the space area around the new energy battery module is represented, and m represents the number of monitoring points distributed in the sub-area in the space area around the new energy battery module.
5. The wireless control system for the heat discharge of the operating environment of the new energy battery module as claimed in claim 1, wherein: the calculation formula of the comprehensive temperature influence coefficient in the surrounding space area of the new energy battery module is
Figure FDA0003025519540000043
Xi is expressed as the comprehensive temperature influence coefficient in the surrounding space area of the new energy battery module, mu is expressed as the compensation coefficient of the temperature in the surrounding space area of the new energy battery module, and delta TiExpressed as the temperature difference value T of the ith sub-area in the space area around the new energy battery moduleiASign boardExpressed as the standard temperature of the ith sub-region in the space region around the new energy battery module, and e is expressed as a natural number and is equal to 2.718.
6. The wireless control system for the heat discharge of the operating environment of the new energy battery module as claimed in claim 1, wherein: calculating time spent by the fan in coolingThe formula is t ═ tStop-tOpening deviceAnd t' represents the time taken for the fan to perform the cooling process, tStopExpressed as the time at which the fan stops operating, tOpening deviceExpressed as the time at which the fan starts to run.
7. A wireless control method for heat emission of a new energy battery module operating environment is characterized by comprising the following steps: the method comprises the following steps:
s1, dividing the space area around the new energy battery module, and numbering sub-areas in the space area around the new energy battery module;
s2, simultaneously arranging a plurality of monitoring points in each sub-area in the surrounding space area of the new energy battery module, and counting the position number of each monitoring point in each sub-area in the surrounding space area of the new energy battery module;
s3, detecting the temperature of each monitoring point position in each subregion in the surrounding space region of the new energy battery module, calculating the average temperature of each subregion, and comparing to obtain the temperature difference of each subregion;
s4, calculating a comprehensive temperature influence coefficient in a space area around the new energy battery module, and screening the wind power level of the fan corresponding to the comprehensive temperature influence coefficient in the space area around the new energy battery module;
s5, adjusting the fan to the corresponding fan wind power level to perform cooling treatment, and stopping the fan until the temperature difference of each sub-area in the space area around the new energy battery module is zero;
s6, recording the time when the fan starts to operate and the time when the fan stops operating, and calculating the time spent by the fan when the fan is cooled;
and S7, comparing the time spent when the fan is subjected to cooling treatment with the standard cooling treatment time range corresponding to the corresponding fan wind power level, and if the time spent when the fan is subjected to cooling treatment is out of the standard cooling treatment time range corresponding to the corresponding fan wind power level, sending out an early warning prompt.
CN202110414997.5A 2021-04-17 2021-04-17 Wireless control system and control method for heat emission of new energy battery module operating environment Withdrawn CN113140815A (en)

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CN111834701A (en) * 2020-07-22 2020-10-27 上海快卜新能源科技有限公司 Temperature control device based on temperature difference of energy storage battery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150118537A1 (en) * 2013-10-28 2015-04-30 Johnson Controls Technology Company System and method for battery cell thermal management using carbon-based thermal films
CN107437827A (en) * 2016-05-25 2017-12-05 天津迪艾信息科技有限公司 A kind of vanadium cell managing device based on STM
CN206059590U (en) * 2016-09-21 2017-03-29 东软集团股份有限公司 The heat management system and electric automobile of batteries of electric automobile
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