CN116707098B - Power supply charge-discharge display control system and method - Google Patents

Power supply charge-discharge display control system and method Download PDF

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Publication number
CN116707098B
CN116707098B CN202310979207.7A CN202310979207A CN116707098B CN 116707098 B CN116707098 B CN 116707098B CN 202310979207 A CN202310979207 A CN 202310979207A CN 116707098 B CN116707098 B CN 116707098B
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power supply
charging
discharge
electric quantity
self
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CN116707098A (en
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陈小颖
吴强
吕钢
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Suyuanxin Dongguan Energy Technology Co ltd
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Suyuanxin Dongguan Energy Technology Co ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40—Testing power supplies
    • 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
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/005—Detection of state of health [SOH]

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention relates to the technical field of power supply charge and discharge display, in particular to a power supply charge and discharge display control system and method, comprising the following steps: the system comprises a use state analysis module, a charging monitoring module, a self-discharging monitoring module, an actual endurance monitoring module, a power supply display analysis module, a display terminal and a system library. By monitoring and analyzing the charging parameters of the power supply corresponding to the charging process, the charging evaluation coefficient corresponding to the power supply is obtained, visual data support can be provided for the quality of the power supply of the subsequent power supply corresponding to the charging process, the health information of the power supply can be timely known and timely processed by a user, and the influence of the subsequent power supply on actual use is avoided. The self-discharge rate corresponding to the power supply is obtained by monitoring and analyzing the self-discharge parameters of the power supply corresponding to the self-discharge process, so that the defects of monitoring and displaying the self-discharge of the power supply in the prior art are overcome.

Description

Power supply charge-discharge display control system and method
Technical Field
The invention relates to the technical field of power supply charge and discharge display, in particular to a power supply charge and discharge display control system and method.
Background
Along with the rapid development of society, new energy is gradually popularized to household users, and because the power supply is easy to generate loss in the use process, the charging and discharging of the power supply are correspondingly displayed, so that users can be helped to know the information of the battery in real time, and the normal operation of the power supply is ensured.
In the current charge and discharge display of a power supply, the residual electric quantity is generally used as a reference of a user, and the display result is not comprehensive enough, and is specifically expressed in the following aspects:
(1) The traditional electric quantity display is used for displaying the electric quantity of the power supply in the charging process and the electric quantity in the using process, so that the analysis and display of the health state of the power supply corresponding to the charging process and the health state in the using process are omitted, the user is not benefited to know the health information and the loss information of the power supply in time, the user is further benefited to replace the power supply in time, and certain interference is caused for subsequent use.
(2) When the power supply is not used, the phenomenon of self-discharge is generally generated, the self-discharge of the power supply is not analyzed and displayed in the current power supply electric quantity display, the rationality of the self-discharge quantity of the power supply in the self-discharge process cannot be ensured, and the quality of the power supply cannot be ensured.
Disclosure of Invention
The invention aims to provide a power supply charge-discharge display control system and a power supply charge-discharge display control method.
The aim of the invention can be achieved by the following technical scheme: the first aspect of the present invention provides a power supply charge-discharge display control system, comprising:
The power supply charging system comprises a power supply charging system, a power supply charging monitoring module, a use state analyzing module, a self-discharging monitoring module and a real cruising monitoring module, wherein the power supply charging system is used for charging a power supply, the power supply charging system is used for charging the power supply, the power supply charging monitoring module is used for charging the power supply, the self-discharging monitoring module is used for discharging the power supply, and the real cruising monitoring module is used for charging the power supply; the first stage uses are characterized in that the power supply is not charging, and the power supply is not supplying energy, and the second stage uses are characterized in that the power supply is not charging, but the power supply is supplying energy.
The charging monitoring module is used for monitoring initial electric quantity, ending electric quantity and charging time length of the charging process corresponding to the power supply, and charging time length and power supply temperature of each electric quantity grade, so that the charging evaluation coefficient corresponding to the power supply is analyzed, and the charging evaluation coefficient corresponding to the power supply is obtained.
Preferably, the power supply is monitored for initial electric quantity, ending electric quantity, charging time length of each electric quantity grade and power supply temperature corresponding to the charging process, and the specific monitoring mode is as follows:
monitoring the electric quantity of each monitoring time point in the corresponding charging process of the power supply through an electric quantity monitor to obtain the electric quantity of each monitoring time point in the corresponding charging process of the power supply, extracting the initial electric quantity and the end electric quantity in the corresponding charging process of the power supply, and integrating each monitoring time point in the corresponding charging process of the power supply to obtain the charging duration of the corresponding charging process of the power supply;
The electric quantity of each monitoring time point in the corresponding charging process of the power supply is matched with the electric quantity interval corresponding to each electric quantity grade stored in the system library, so that the electric quantity grade of each monitoring time point in the corresponding charging process of the power supply is obtained, each monitoring time point of the same electric quantity grade is integrated, and the charging duration of each electric quantity grade in the corresponding charging process of the power supply is obtained, wherein the electric quantity grade is specifically 0-5, 6-10, 11-15 and the like.
The temperature sensor is used for monitoring the temperature of the power supply corresponding to each time point of each electric quantity grade in the charging process, and calculating the average temperature of the power supply corresponding to each electric quantity grade in the charging process, so that the average temperature is used as the power supply temperature of the power supply corresponding to each electric quantity grade in the charging process.
Preferably, the charging evaluation coefficient corresponding to the power supply is analyzed in the following specific analysis modes:
Extracting initial electric quantity and ending electric quantity of the power supply in the corresponding charging process from charging parameters of the power supply in the corresponding charging process, and differencing the initial electric quantity and ending electric quantity of the power supply in the corresponding charging process to obtain charging electric quantity of the power supply in the corresponding charging process;
extracting a value of the electric quantity of the power supply, which corresponds to the end of the charging process, and marking the value as CJ;
Matching the charging electric quantity of the power supply corresponding to the charging process with the set reference charging time length corresponding to each charging electric quantity to obtain the reference charging time length of the power supply corresponding to the charging process, and taking the value of the reference charging time length as CT 0;
Extracting a value CT of a charging duration in a charging process corresponding to the power supply from a charging parameter of the charging process corresponding to the power supply, calculating a first evaluation index of the charging process corresponding to the power supply according to a formula CY= (CJ/CJ 0)*a1+(1/|CT-CT0 |) a2, wherein CY is represented as the first evaluation index of the charging process corresponding to the power supply, a1 and a2 are respectively represented as set weight factors, and CJ 0 is represented as a health value of a preset ending electric quantity;
Extracting the values of the charging time length and the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply from the charging parameters of the corresponding charging process of the power supply, and respectively recording as Ct i、CWi, wherein i is the number of each electric quantity grade, i=1, 2, and n are the total number of the electric quantity grades;
According to the formula
A second evaluation index CE of the power supply corresponding to the charging process is calculated,Represented as a reference charge duration corresponding to the ith power level stored in the system library,Represented as a reference power supply temperature corresponding to the ith power level stored in the system library,The power supply temperature is expressed as the power supply temperature of the ith-1 electric quantity grade in the corresponding charging process of the power supply, and a3, a4 and a5 are respectively expressed as set weight factors;
According to the formula cp=cy+a6+ce+a7, the charging evaluation coefficients CP, a6, a7 corresponding to the power supply are calculated, and are respectively represented as set weight factors.
The self-discharge monitoring module is used for monitoring the self-discharge capacity, the self-discharge duration and the maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process, so that the self-discharge rate corresponding to the power supply is analyzed, and the self-discharge rate corresponding to the power supply is obtained.
Preferably, the self-discharge capacity, the self-discharge duration and the maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process are monitored in the following specific monitoring modes:
Monitoring the electric quantity of each monitoring time point in the self-discharge process of the power supply by an electric quantity monitor to obtain the electric quantity of each monitoring time point in the self-discharge process of the power supply, extracting the initial electric quantity and the end electric quantity in the self-discharge process of the power supply, and differencing the initial electric quantity and the end electric quantity in the self-discharge process of the power supply to obtain the self-discharge quantity in the self-discharge process of the power supply;
integrating all monitoring time points in the self-discharge process corresponding to the power supply to obtain the self-discharge duration of the self-discharge process corresponding to the power supply;
And comparing the electric quantity of each monitoring time point in the self-discharge process corresponding to the power supply, and integrating each monitoring time point of the same electric quantity to obtain the maintenance duration of each electric quantity in the self-discharge process corresponding to the power supply.
Preferably, the self-discharge rate corresponding to the power supply is analyzed in the following specific analysis modes:
Extracting self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process from self-discharge parameters of the power supply corresponding to the self-discharge process, and extracting values of the self-discharge capacity and the maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process, wherein the values are respectively recorded as ZD and ZT j, j is a number of each electric quantity, j is a positive integer, and the value range is [1, j ];
Matching the self-discharge time length of the power supply corresponding to the self-discharge process with the reference self-discharge quantity corresponding to the respective discharge time length stored in the system library to obtain the reference self-discharge quantity of the power supply corresponding to the self-discharge process, and taking the value of the reference self-discharge quantity as ZD 0;
Extracting a reference maintenance time length corresponding to each electric quantity from a system library, taking the value of the reference maintenance time length, and marking the value as ZT j 0;
the maintenance indexes ZC j of the electric quantity corresponding to the self-discharge process of the power supply are obtained through analysis, and are summed up and calculated to obtain the electric quantity maintenance indexes of the electric quantity corresponding to the self-discharge process of the power supply, and the electric quantity maintenance indexes are recorded as ZW;
According to the formula zf= (ZD/ZD 0) b1+ (1/ZW) b2, calculating self-discharge rate ZF corresponding to the power supply, wherein b1 and b2 are respectively expressed as set weight factors.
The actual cruising monitoring module is used for monitoring the actual mileage of the power supply corresponding to the actual cruising process, the total discharge capacity, the discharge capacity of each abnormal period and the actual mileage of each abnormal period, so that the actual cruising discharge rate corresponding to the power supply is analyzed, and the actual cruising discharge rate corresponding to the power supply is obtained.
Preferably, the actual mileage of the power supply corresponding to the actual endurance process, the total discharge capacity, the discharge capacity of each abnormal period and the actual mileage of each abnormal period are monitored, and the specific monitoring modes are as follows:
The temperature sensor is used for monitoring the temperature of each monitoring time point in the actual endurance process of the power supply to obtain the temperature of each monitoring time point in the actual endurance process of the power supply, the temperature of each monitoring time point in the actual endurance process of the power supply is compared with a preset reference temperature interval, if the temperature of a certain monitoring time point is in the reference temperature interval, the monitoring time point is marked as a normal time point, otherwise, the monitoring time point is marked as an abnormal time point to obtain each abnormal time point in the actual endurance process of the power supply, and then adjacent abnormal time points are integrated to obtain each abnormal time period in the actual endurance process of the power supply;
acquiring an actual mileage of the power supply corresponding to an actual endurance process, monitoring the discharge amount of each monitoring time point in the power supply corresponding to the actual endurance process through an electric quantity monitor, obtaining the discharge amount of each monitoring time point in the power supply corresponding to the actual endurance process, and summing the discharge amounts to obtain a total discharge amount of the power supply corresponding to the actual endurance process;
Extracting the discharge amount of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply from the discharge amount of each monitoring time point in the corresponding actual endurance process of the power supply based on each abnormal time point in the corresponding actual endurance process of the power supply, and summing the discharge amounts of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply to obtain the discharge amount of each abnormal time point in the corresponding actual endurance process of the power supply;
and extracting the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply from the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply based on the discharge amount of each abnormal period in the actual endurance process corresponding to the power supply.
Preferably, the actual endurance discharge rate corresponding to the power supply is analyzed in the following specific analysis modes:
Extracting the discharge quantity of each abnormal period in the actual endurance process corresponding to the power supply from the discharge parameters of the actual endurance process corresponding to the power supply, matching the discharge quantity with the reference endurance mileage interval corresponding to each discharge quantity stored in the system library to obtain the reference endurance mileage interval of each abnormal period in the actual endurance process corresponding to the power supply, extracting the numerical values of the reference maximum endurance mileage and the reference minimum endurance mileage of each abnormal period in the actual endurance process corresponding to the power supply from the reference endurance mileage interval, and respectively recording the numerical values as Sl m max、Slm min, wherein m is a positive integer and the numerical range is [1, m ];
Extracting the actual mileage values of the power supply corresponding to different periods in the actual endurance process from the discharge parameters of the power supply corresponding to the actual endurance process, and recording the actual mileage values as SL m;
Extracting actual mileage of the power supply corresponding to the actual endurance process from discharge parameters of the power supply corresponding to the actual endurance process, matching the actual mileage of the power supply corresponding to the actual endurance process with a set reference total discharge interval corresponding to each actual mileage to obtain a reference total discharge interval of the power supply corresponding to the actual endurance process, extracting numerical values of a maximum reference total discharge and a minimum reference total discharge of the reference total discharge interval of the power supply corresponding to the actual endurance process from the reference total discharge interval, and recording the numerical values as SZ max、SZmin respectively;
extracting the value of the total discharge amount of the power supply corresponding to the actual endurance process from the discharge parameters of the power supply corresponding to the actual endurance process, and recording the value as Sz;
and obtaining the actual cruising discharge rate corresponding to the power supply through analysis.
The power supply display analysis module is used for analyzing the display parameters of the power supply based on the use state corresponding to the power supply, analyzing the charging display parameters corresponding to the power supply if the use state corresponding to the power supply is charging, analyzing the self-discharge display parameters corresponding to the power supply if the use state corresponding to the power supply is primary use, and analyzing the actual cruising display parameters corresponding to the power supply if the use state corresponding to the power supply is secondary use.
Preferably, if the use state corresponding to the power supply is charging, comparing the charging evaluation coefficient corresponding to the power supply with a set charging evaluation coefficient threshold, if the charging evaluation coefficient corresponding to the power supply is smaller than the set charging evaluation coefficient threshold, judging that the display parameter corresponding to the charging of the power supply is abnormal charging display, otherwise, judging that the display parameter corresponding to the charging of the power supply is normal charging display;
If the use state corresponding to the power supply is the first-level use, comparing the self-discharge rate corresponding to the power supply with a preset self-discharge rate threshold value, if the self-discharge rate corresponding to the power supply is smaller than the preset self-discharge rate threshold value, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge normal display, otherwise, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge abnormal display;
If the use state corresponding to the power supply is the secondary use, comparing the actual cruising discharge rate corresponding to the power supply with a preset actual cruising discharge rate threshold, if the actual cruising discharge rate corresponding to the power supply is smaller than the preset actual cruising discharge rate threshold, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the normal display of the actual cruising discharge, otherwise, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the abnormal display of the actual cruising discharge.
And the display terminal is used for displaying the display parameters corresponding to the power supply correspondingly.
The system library is used for storing electric quantity intervals corresponding to the electric quantity grades, storing reference charging time lengths and reference power supply temperatures corresponding to the electric quantity grades, storing reference self-discharging amounts corresponding to the respective discharging time lengths, storing reference maintaining time lengths corresponding to the electric quantities and storing reference endurance mileage intervals corresponding to the discharging amounts.
The second aspect of the present invention provides a power supply charge-discharge display control method, comprising the steps of:
1. usage state resolution: analyzing the use state corresponding to the power supply, if the use state corresponding to the power supply is charging, indicating that the power supply is in a charging process, and executing a step two, if the use state corresponding to the power supply is primary use, indicating that the power supply is in a self-discharging process, and executing a step four, and if the use state corresponding to the power supply is secondary use, indicating that the power supply is in a cruising process, and executing a step six;
2. And (3) charging monitoring: monitoring charging parameters of the power supply corresponding to the charging process to obtain initial electric quantity, ending electric quantity and charging duration of the power supply corresponding to the charging process, and charging duration and power supply temperature of each electric quantity grade;
3. Charging analysis: analyzing the charging evaluation coefficient corresponding to the power supply to obtain the charging evaluation coefficient corresponding to the power supply;
4. self-discharge monitoring: monitoring self-discharge parameters of the power supply corresponding to the self-discharge process to obtain self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process;
5. self-discharge analysis: analyzing the self-discharge rate corresponding to the power supply to obtain the self-discharge rate corresponding to the power supply;
6. Actual endurance monitoring: monitoring discharge parameters of the power supply corresponding to the actual endurance process to obtain actual mileage of the power supply corresponding to the actual endurance process, total discharge capacity, discharge capacity of each abnormal period and actual mileage of each abnormal period;
7. And (3) actual endurance analysis: analyzing the actual cruising discharge rate corresponding to the power supply to obtain the actual cruising discharge rate corresponding to the power supply;
8. power supply display analysis: and analyzing the display parameters of the power supply based on the use state corresponding to the power supply to obtain the display parameters corresponding to the power supply.
The invention has the beneficial effects that:
according to the invention, the charging parameters of the power supply corresponding to the charging process are monitored and analyzed, so that the charging evaluation coefficient corresponding to the power supply is obtained, visual data support can be provided for the quality of the power supply of the subsequent power supply corresponding to the charging process, the health information of the power supply can be timely known by a user, and further timely processing is performed, so that the influence of the subsequent power supply on actual use is avoided.
According to the invention, the self-discharge parameters of the power supply corresponding to the self-discharge process are monitored and analyzed, so that the self-discharge rate corresponding to the power supply is obtained, the defects of monitoring and displaying the self-discharge of the power supply in the prior art are overcome, and the problem of subsequent continuous voyage caused by unreasonable self-discharge capacity of the power supply in the self-discharge process is avoided.
According to the invention, the discharge parameters of the power supply corresponding to the actual endurance process are monitored and analyzed, so that the actual endurance discharge rate of the power supply corresponding to the actual endurance is obtained, the discharge quantity of the power supply corresponding to the actual endurance is comprehensively and practically considered, the reliability and the accuracy of the analysis result of the discharge quantity of the power supply corresponding to the actual endurance are greatly improved, and a powerful data support is provided for the display parameters of the follow-up power supply.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a system block diagram of the present invention.
Fig. 2 is a diagram of the method steps of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a first aspect of the present invention provides a power supply charge-discharge display control system, including: the system comprises a use state analysis module, a charging monitoring module, a self-discharging monitoring module, an actual endurance monitoring module, a power supply display analysis module, a display terminal and a system library.
It should be noted that the power supply charge-discharge display control system and method of the present invention are particularly applied to electric vehicles.
The power supply charging system comprises a power supply charging system, a power supply charging monitoring module, a use state analyzing module and a self-discharging monitoring module, wherein the power supply charging system is used for analyzing the use state corresponding to the power supply, if the use state corresponding to the power supply is charging, the power supply is indicated to be in a charging process, and the charging monitoring module is executed, if the use state corresponding to the power supply is primary use, the power supply is indicated to be in a continuous voyage process, and the actual continuous voyage monitoring module is executed, wherein the first-stage use is embodied in that the power supply is not charging, meanwhile, the power supply is not powered, and the second-stage use is embodied in that the power supply is not charging, but the power supply is supplying energy.
If the usage state corresponding to the power supply is charging, the charging state of each monitoring time point in the charging process corresponding to the power supply is monitored and analyzed, when the usage state corresponding to the power supply is changed, the time point when the usage state corresponding to the power supply is changed is marked as the ending time point of the charging process corresponding to the power supply, and the ending time point is used as the last monitoring time point of the charging process corresponding to the power supply.
The charging monitoring module is used for monitoring charging parameters of the power supply corresponding to the charging process and analyzing charging evaluation coefficients corresponding to the power supply, and the specific implementation process is as follows:
the electric quantity of each monitoring time point in the corresponding charging process of the power supply is monitored through the electric quantity monitor, the electric quantity of each monitoring time point in the corresponding charging process of the power supply is obtained, the initial electric quantity and the end electric quantity in the corresponding charging process of the power supply are extracted, and each monitoring time point in the corresponding charging process of the power supply is integrated, so that the charging duration of the corresponding charging process of the power supply is obtained.
Matching the electric quantity of each monitoring time point in the corresponding charging process of the power supply with the electric quantity interval corresponding to each electric quantity grade stored in the system library to obtain the electric quantity grade of each monitoring time point in the corresponding charging process of the power supply, and integrating each monitoring time point of the same electric quantity grade to obtain the charging duration of each electric quantity grade in the corresponding charging process of the power supply; the power level is specifically 0-5, 6-10, 11-15, etc.
The temperature sensor is used for monitoring the temperature of the power supply corresponding to each time point of each electric quantity grade in the charging process, and calculating the average temperature of the power supply corresponding to each electric quantity grade in the charging process, so that the average temperature is used as the power supply temperature of the power supply corresponding to each electric quantity grade in the charging process.
Extracting initial electric quantity and ending electric quantity of the power supply in the corresponding charging process from the charging parameters of the power supply in the corresponding charging process, and differencing the initial electric quantity and ending electric quantity of the power supply in the corresponding charging process to obtain the charging electric quantity of the power supply in the corresponding charging process.
And extracting a value of the electric quantity of the power supply, which corresponds to the end electric quantity in the charging process, and recording the value as CJ.
And matching the charging electric quantity of the power supply corresponding to the charging process with the set reference charging time length corresponding to each charging electric quantity to obtain the reference charging time length of the power supply corresponding to the charging process, and taking the value of the reference charging time length as CT 0.
The method comprises the steps of extracting a value CT of a charging duration in a charging process corresponding to a power supply from a charging parameter of the charging process corresponding to the power supply, calculating a first evaluation index of the charging process corresponding to the power supply according to a formula CY= (CJ/CJ 0)*a1+(1/|CT-CT0 |) a2, wherein CY is represented as the first evaluation index of the charging process corresponding to the power supply, a1 and a2 are respectively represented as set weight factors, and CJ 0 is represented as a health value of a preset ending electric quantity.
And extracting the values of the charging time length and the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply from the charging parameters of the corresponding charging process of the power supply, and respectively recording as Ct i、CWi, wherein i is the number of each electric quantity grade, i=1, 2.
According to the formula:
a second evaluation index CE of the power supply corresponding to the charging process is calculated, Represented as a reference charge duration corresponding to the ith power level stored in the system library,Represented as a reference power supply temperature corresponding to the ith power level stored in the system library,The power supply temperature is expressed as the power supply temperature of the ith-1 electric quantity grade in the corresponding charging process of the power supply, and a3, a4 and a5 are respectively expressed as set weight factors.
According to the formula cp=cy+a6+ce+a7, the charging evaluation coefficients CP, a6, a7 corresponding to the power supply are calculated, and are respectively represented as set weight factors.
As a further improvement of the invention, the charging parameters of the power supply corresponding to the charging process are monitored and analyzed, so that the charging evaluation coefficient corresponding to the power supply is obtained, visual data support can be provided for the quality of the power supply of the subsequent power supply corresponding to the charging process, the health information of the power supply can be known in time by a user, and further, the power supply can be processed in time, and the influence of the subsequent power supply on actual use is avoided.
The self-discharge monitoring module is used for monitoring self-discharge parameters of the power supply corresponding to the self-discharge process and analyzing the self-discharge rate of the power supply, and the specific implementation process is as follows:
The electric quantity of each monitoring time point in the self-discharging process corresponding to the power supply is monitored through the electric quantity monitor, the electric quantity of each monitoring time point in the self-discharging process corresponding to the power supply is obtained, the initial electric quantity and the end electric quantity in the self-discharging process corresponding to the power supply are extracted, and the difference is made between the initial electric quantity and the end electric quantity in the self-discharging process corresponding to the power supply, so that the self-discharging quantity in the self-discharging process corresponding to the power supply is obtained.
And integrating all monitoring time points in the self-discharge process corresponding to the power supply to obtain the self-discharge duration of the self-discharge process corresponding to the power supply.
And comparing the electric quantity of each monitoring time point in the self-discharge process corresponding to the power supply, and integrating each monitoring time point of the same electric quantity to obtain the maintenance duration of each electric quantity in the self-discharge process corresponding to the power supply.
The self-discharge capacity, the self-discharge duration and the maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process are extracted from the self-discharge parameters of the power supply corresponding to the self-discharge process, the self-discharge capacity and the maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process are respectively recorded as ZD and ZT j, j is the number of each electric quantity, j is a positive integer, and the value range is [1, j ].
And matching the self-discharge time length of the power supply corresponding to the self-discharge process with the reference self-discharge quantity corresponding to the respective discharge time length stored in the system library to obtain the reference self-discharge quantity of the power supply corresponding to the self-discharge process, and taking the value of the reference self-discharge quantity as ZD 0.
And extracting the reference maintenance time length corresponding to each electric quantity from the system library, taking the value of the reference maintenance time length, and recording the value as ZT j 0.
According to the formula ZC j=ZTj/ZTj 0, the maintenance index ZC j of each electric quantity in the self-discharging process corresponding to the power supply is calculated. And summing the power supply and the self-discharging process to obtain a power maintenance index corresponding to the self-discharging process of the power supply, and recording the power maintenance index as ZW.
According to the formula zf= (ZD/ZD 0) b1+ (1/ZW) b2, calculating self-discharge rate ZF corresponding to the power supply, wherein b1 and b2 are respectively expressed as set weight factors.
As a further improvement of the invention, the self-discharge parameters of the power supply corresponding to the self-discharge process are monitored and analyzed, so that the self-discharge rate corresponding to the power supply is obtained, the defects of monitoring and displaying the self-discharge of the power supply in the prior art are overcome, and the problem of subsequent continuous voyage caused by unreasonable self-discharge capacity of the power supply in the self-discharge process is avoided.
The actual endurance monitoring module is used for monitoring the discharge parameters of the power supply corresponding to the actual endurance process and analyzing the actual endurance discharge rate of the power supply, and the specific implementation process is as follows:
the temperature sensor is used for monitoring the temperature of each monitoring time point in the actual endurance process of the power supply to obtain the temperature of each monitoring time point in the actual endurance process of the power supply, the temperature of each monitoring time point in the actual endurance process of the power supply is compared with a preset reference temperature interval, if the temperature of a certain monitoring time point is in the reference temperature interval, the monitoring time point is marked as a normal time point, otherwise, the monitoring time point is marked as an abnormal time point to obtain each abnormal time point in the actual endurance process of the power supply, and then adjacent abnormal time points are integrated to obtain each abnormal time period in the actual endurance process of the power supply.
The method comprises the steps of obtaining the actual mileage of the power supply corresponding to the actual endurance process, monitoring the discharge quantity of each monitoring time point in the actual endurance process of the power supply by the electric quantity monitor, obtaining the discharge quantity of each monitoring time point in the actual endurance process of the power supply, and summing the discharge quantities to obtain the total discharge quantity of the power supply corresponding to the actual endurance process.
And extracting the discharge capacity of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply from the discharge capacity of each monitoring time point in the corresponding actual endurance process of the power supply based on each abnormal time point in the corresponding actual endurance process of the power supply, and summing the discharge capacity of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply to obtain the discharge capacity of each abnormal time point in the corresponding actual endurance process of the power supply.
And extracting the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply from the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply based on the discharge amount of each abnormal period in the actual endurance process corresponding to the power supply.
The method comprises the steps of extracting discharge quantity of each abnormal period in the actual endurance process corresponding to the power supply from discharge parameters of the actual endurance process corresponding to the power supply, matching the discharge quantity with a reference endurance mileage interval corresponding to each discharge quantity stored in a system library to obtain a reference endurance mileage interval of each abnormal period in the actual endurance process corresponding to the power supply, extracting numerical values of a reference maximum endurance mileage and a reference minimum endurance mileage of each abnormal period in the actual endurance process corresponding to the power supply from the reference endurance mileage interval, and recording the numerical values as Sl m max、Slm min, wherein m is a positive integer and the numerical range is [1, m ] and representing the numerical values of each abnormal period.
And extracting the actual mileage values of the power supply corresponding to various abnormal time periods in the actual endurance process from the discharge parameters of the power supply corresponding to the actual endurance process, and recording the actual mileage values as SL m.
The method comprises the steps of extracting actual mileage of the power supply corresponding to the actual endurance process from discharge parameters of the power supply corresponding to the actual endurance process, matching the actual mileage of the power supply corresponding to the actual endurance process with a set reference total discharge interval corresponding to each actual mileage to obtain a reference total discharge interval of the power supply corresponding to the actual endurance process, extracting numerical values of the maximum reference total discharge and the minimum reference total discharge of the reference total discharge interval of the power supply corresponding to the actual endurance process from the reference total discharge interval, and recording the numerical values as SZ max、SZmin respectively.
And extracting the value of the total discharge amount of the power supply corresponding to the actual endurance process from the discharge parameters of the power supply corresponding to the actual endurance process, and recording the value as Sz.
According to the formula SY m=(SLm/Slm max)*b3+(SLm/Slm min) b3, calculating the mileage matching degree SY m of the power supply corresponding to each abnormal period in the actual endurance process, wherein b3 and b4 are respectively expressed as set matching factors.
And summing and calculating the mileage matching degree of the power supply corresponding to each abnormal period in the actual endurance process to obtain the mileage matching degree of the power supply corresponding to the abnormal period in the actual endurance process, and recording the mileage matching degree as SD.
According to the formula sx= (1/SD) ×b4+ (Sz/Sz max)*b5+(Sz/SZmin) ×b6, calculating the actual cruising discharge rate SX, b4, b5, b6 corresponding to the power supply, respectively, which are denoted as set weight factors.
As a further improvement of the invention, the invention monitors and analyzes the discharge parameters of the power supply corresponding to the actual endurance process, thereby obtaining the actual endurance discharge rate of the power supply corresponding to the actual endurance, comprehensively and practically considering the discharge quantity of the power supply corresponding to the actual endurance, greatly improving the reliability and the accuracy of the analysis result of the discharge quantity of the power supply corresponding to the actual endurance, and providing powerful data support for the display parameters of the follow-up power supply.
The power supply display analysis module is used for analyzing the display parameters of the power supply based on the use state corresponding to the power supply, if the use state corresponding to the power supply is charging, the charging display parameters corresponding to the power supply are analyzed, if the use state corresponding to the power supply is primary use, the self-discharge display parameters corresponding to the power supply are analyzed, and if the use state corresponding to the power supply is secondary use, the actual endurance display parameters corresponding to the power supply are analyzed, wherein the specific analysis is as follows:
if the use state corresponding to the power supply is charging, comparing the charging evaluation coefficient corresponding to the power supply with a set charging evaluation coefficient threshold value, if the charging evaluation coefficient corresponding to the power supply is smaller than the set charging evaluation coefficient threshold value, judging that the display parameter of the charging corresponding to the power supply is abnormal charging display, otherwise, judging that the display parameter of the charging corresponding to the power supply is normal charging display;
If the use state corresponding to the power supply is the first-level use, comparing the self-discharge rate corresponding to the power supply with a preset self-discharge rate threshold value, if the self-discharge rate corresponding to the power supply is smaller than the preset self-discharge rate threshold value, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge normal display, otherwise, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge abnormal display;
If the use state corresponding to the power supply is the secondary use, comparing the actual cruising discharge rate corresponding to the power supply with a preset actual cruising discharge rate threshold, if the actual cruising discharge rate corresponding to the power supply is smaller than the preset actual cruising discharge rate threshold, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the normal display of the actual cruising discharge, otherwise, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the abnormal display of the actual cruising discharge.
And the display terminal is used for displaying the display parameters corresponding to the power supply correspondingly.
The system library is used for storing electric quantity intervals corresponding to the electric quantity grades, storing reference charging time lengths and reference power supply temperatures corresponding to the electric quantity grades, storing reference self-discharging amounts corresponding to the respective discharging time lengths, storing reference maintaining time lengths corresponding to the electric quantities and storing reference endurance mileage intervals corresponding to the discharging amounts.
Referring to fig. 2, a second aspect of the present invention provides a power supply charge-discharge display control method, including the steps of:
1. Usage state resolution: analyzing the use state corresponding to the power supply, if the use state corresponding to the power supply is charging, indicating that the power supply is in a charging process, and executing the second step, if the use state corresponding to the power supply is primary use, indicating that the power supply is in a self-discharging process, and executing the fourth step, and if the use state corresponding to the power supply is secondary use, indicating that the power supply is in a cruising process, and executing the sixth step.
2. And (3) charging monitoring: and monitoring the charging parameters of the power supply corresponding to the charging process to obtain initial electric quantity, ending electric quantity and charging duration of the power supply corresponding to the charging process, and charging duration and power supply temperature of each electric quantity grade.
3. Charging analysis: and analyzing the charging evaluation coefficient corresponding to the power supply to obtain the charging evaluation coefficient corresponding to the power supply.
4. Self-discharge monitoring: and monitoring self-discharge parameters of the power supply corresponding to the self-discharge process to obtain self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process.
5. Self-discharge analysis: and analyzing the self-discharge rate corresponding to the power supply to obtain the self-discharge rate corresponding to the power supply.
6. Actual endurance monitoring: and monitoring discharge parameters of the power supply corresponding to the actual endurance process to obtain the actual mileage of the power supply corresponding to the actual endurance process, the total discharge capacity, the discharge capacity of each abnormal period and the actual mileage of each abnormal period.
7. And (3) actual endurance analysis: and analyzing the actual cruising discharge rate corresponding to the power supply to obtain the actual cruising discharge rate corresponding to the power supply.
8. Power supply display analysis: and analyzing the display parameters of the power supply based on the use state corresponding to the power supply to obtain the display parameters corresponding to the power supply.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.

Claims (7)

1. The utility model provides a power charge-discharge display control system which characterized in that includes:
The power supply charging system comprises a power supply charging system, a power supply charging monitoring module, a use state analyzing module, a self-discharging monitoring module and a real cruising monitoring module, wherein the power supply charging system is used for charging a power supply, the power supply charging system is used for charging the power supply, the power supply charging monitoring module is used for charging the power supply, the self-discharging monitoring module is used for discharging the power supply, and the real cruising monitoring module is used for charging the power supply;
The charging monitoring module is used for monitoring charging parameters of the power supply corresponding to a charging process, wherein the charging parameters comprise initial electric quantity, ending electric quantity, charging duration of each electric quantity grade and power supply temperature, and the specific monitoring mode is as follows:
monitoring the electric quantity of each monitoring time point in the corresponding charging process of the power supply through an electric quantity monitor to obtain the electric quantity of each monitoring time point in the corresponding charging process of the power supply, extracting the initial electric quantity and the end electric quantity in the corresponding charging process of the power supply, and integrating each monitoring time point in the corresponding charging process of the power supply to obtain the charging duration of the corresponding charging process of the power supply;
Matching the electric quantity of each monitoring time point in the corresponding charging process of the power supply with the electric quantity interval corresponding to each electric quantity grade stored in the system library to obtain the electric quantity grade of each monitoring time point in the corresponding charging process of the power supply, and integrating each monitoring time point of the same electric quantity grade to obtain the charging duration of each electric quantity grade in the corresponding charging process of the power supply;
The temperature sensor is used for monitoring the temperature of each time point of each electric quantity grade in the corresponding charging process of the power supply, and calculating the average temperature of each electric quantity grade in the corresponding charging process of the power supply, so that the average temperature is used as the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply;
the charging evaluation coefficients corresponding to the power supply are analyzed, and the charging evaluation coefficients corresponding to the power supply are obtained; the specific analysis mode is as follows:
Extracting initial electric quantity and ending electric quantity of the power supply in the corresponding charging process from charging parameters of the power supply in the corresponding charging process, and differencing the initial electric quantity and ending electric quantity of the power supply in the corresponding charging process to obtain charging electric quantity of the power supply in the corresponding charging process;
extracting a value of the electric quantity of the power supply, which corresponds to the end of the charging process, and marking the value as CJ;
Matching the charging electric quantity of the power supply corresponding to the charging process with the set reference charging time length corresponding to each charging electric quantity to obtain the reference charging time length of the power supply corresponding to the charging process, and taking the value of the reference charging time length as CT 0;
Extracting a value CT of a charging duration in a charging process corresponding to the power supply from a charging parameter of the charging process corresponding to the power supply, calculating a first evaluation index of the charging process corresponding to the power supply according to a formula CY= (CJ/CJ 0)*a1+(1/|CT-CT0 |) a2, wherein CY is represented as the first evaluation index of the charging process corresponding to the power supply, a1 and a2 are respectively represented as set weight factors, and CJ 0 is represented as a health value of a preset ending electric quantity;
Extracting the values of the charging time length and the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply from the charging parameters of the corresponding charging process of the power supply, and respectively recording as Ct i、CWi, wherein i is the number of each electric quantity grade, i=1, 2, and n are the total number of the electric quantity grades; according to the formula:
Calculating a second evaluation index CE,/>, of the charging process corresponding to the power supply Expressed as a reference charge duration corresponding to the ith power level stored in the system library,/>Expressed as a reference power supply temperature corresponding to the ith power level stored in the system library,/>The power supply temperature is expressed as the power supply temperature of the ith-1 electric quantity grade in the corresponding charging process of the power supply, and a3, a4 and a5 are respectively expressed as set weight factors;
calculating a charging evaluation coefficient CP corresponding to the power supply according to a formula CP=CYa6+CE a7, wherein a6 and a7 are respectively expressed as set weight factors;
The self-discharge monitoring module is used for monitoring self-discharge parameters of the power supply corresponding to the self-discharge process, wherein the self-discharge parameters comprise self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity, so that the self-discharge rate corresponding to the power supply is analyzed, and the self-discharge rate corresponding to the power supply is obtained;
The actual cruising monitoring module is used for monitoring the discharge parameters of the power supply corresponding to the actual cruising process, wherein the discharge parameters comprise actual mileage, total discharge capacity, discharge capacity of each abnormal period and actual mileage of each abnormal period, so that the actual cruising discharge rate corresponding to the power supply is analyzed to obtain the actual cruising discharge rate corresponding to the power supply;
The power supply display analysis module is used for analyzing the display parameters of the power supply based on the use state corresponding to the power supply to obtain the display parameters corresponding to the power supply;
and the display terminal is used for displaying the display parameters corresponding to the power supply correspondingly.
2. The power supply charge-discharge display control system according to claim 1, wherein the self-discharge parameter of the power supply corresponding to the self-discharge process is monitored by the following specific monitoring method:
Monitoring the electric quantity of each monitoring time point in the self-discharge process of the power supply by an electric quantity monitor to obtain the electric quantity of each monitoring time point in the self-discharge process of the power supply, extracting the initial electric quantity and the end electric quantity in the self-discharge process of the power supply, and differencing the initial electric quantity and the end electric quantity in the self-discharge process of the power supply to obtain the self-discharge quantity in the self-discharge process of the power supply;
integrating all monitoring time points in the self-discharge process corresponding to the power supply to obtain the self-discharge duration of the self-discharge process corresponding to the power supply;
And comparing the electric quantity of each monitoring time point in the self-discharge process corresponding to the power supply, and integrating each monitoring time point of the same electric quantity to obtain the maintenance duration of each electric quantity in the self-discharge process corresponding to the power supply.
3. The power supply charge-discharge display control system according to claim 1, wherein the analysis of the self-discharge rate corresponding to the power supply is performed by:
Extracting self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process from self-discharge parameters of the power supply corresponding to the self-discharge process;
Matching the self-discharge time length of the power supply corresponding to the self-discharge process with the reference self-discharge quantity corresponding to the respective discharge time length stored in the system library to obtain the reference self-discharge quantity of the power supply corresponding to the self-discharge process;
Extracting reference maintenance time length corresponding to each electric quantity from a system library, obtaining maintenance indexes of each electric quantity in the self-discharge process corresponding to the power supply through analysis, and summing the maintenance indexes to obtain the maintenance indexes of the electric quantity in the self-discharge process corresponding to the power supply;
And obtaining the self-discharge rate corresponding to the power supply through analysis.
4. The power supply charge-discharge display control system according to claim 1, wherein the specific monitoring mode is that:
The temperature sensor is used for monitoring the temperature of each monitoring time point in the actual endurance process of the power supply to obtain the temperature of each monitoring time point in the actual endurance process of the power supply, the temperature of each monitoring time point in the actual endurance process of the power supply is compared with a preset reference temperature interval, if the temperature of a certain monitoring time point is in the reference temperature interval, the monitoring time point is marked as a normal time point, otherwise, the monitoring time point is marked as an abnormal time point to obtain each abnormal time point in the actual endurance process of the power supply, and then adjacent abnormal time points are integrated to obtain each abnormal time period in the actual endurance process of the power supply;
acquiring an actual mileage of the power supply corresponding to an actual endurance process, monitoring the discharge amount of each monitoring time point in the power supply corresponding to the actual endurance process through an electric quantity monitor, obtaining the discharge amount of each monitoring time point in the power supply corresponding to the actual endurance process, and summing the discharge amounts to obtain a total discharge amount of the power supply corresponding to the actual endurance process;
Extracting the discharge amount of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply from the discharge amount of each monitoring time point in the corresponding actual endurance process of the power supply based on each abnormal time point in the corresponding actual endurance process of the power supply, and summing the discharge amounts of each monitoring time point in each abnormal time point in the corresponding actual endurance process of the power supply to obtain the discharge amount of each abnormal time point in the corresponding actual endurance process of the power supply;
and extracting the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply from the actual mileage of each abnormal period in the actual endurance process corresponding to the power supply based on the discharge amount of each abnormal period in the actual endurance process corresponding to the power supply.
5. The power supply charge-discharge display control system according to claim 1, wherein the analysis of the actual cruising discharge rate corresponding to the power supply is performed by the following specific analysis method:
Extracting the discharge quantity of each abnormal period in the actual endurance process corresponding to the power supply from the discharge parameters of the actual endurance process corresponding to the power supply, matching the discharge quantity with the reference endurance mileage interval corresponding to each discharge quantity stored in the system library to obtain the reference endurance mileage interval of each abnormal period in the actual endurance process corresponding to the power supply, and extracting the reference maximum endurance mileage and the reference minimum endurance mileage of each abnormal period in the actual endurance process corresponding to the power supply from the reference endurance mileage interval;
Extracting actual mileage of the power supply corresponding to the actual endurance process from discharge parameters of the power supply corresponding to the actual endurance process, matching the actual mileage of the power supply corresponding to the actual endurance process with a set reference total discharge amount interval corresponding to each actual mileage to obtain a reference total discharge amount interval of the power supply corresponding to the actual endurance process, and extracting the maximum reference total discharge amount and the minimum reference total discharge amount of the reference total discharge amount interval of the power supply corresponding to the actual endurance process from the reference total discharge amount interval;
And the actual endurance discharge rate corresponding to the power supply is obtained through analysis.
6. The power supply charge-discharge display control system according to claim 1, wherein the analysis of the display parameters of the power supply based on the corresponding usage state of the power supply is specifically:
if the use state corresponding to the power supply is charging, comparing the charging evaluation coefficient corresponding to the power supply with a set charging evaluation coefficient threshold value, if the charging evaluation coefficient corresponding to the power supply is smaller than the set charging evaluation coefficient threshold value, judging that the display parameter of the charging corresponding to the power supply is abnormal charging display, otherwise, judging that the display parameter of the charging corresponding to the power supply is normal charging display;
If the use state corresponding to the power supply is the first-level use, comparing the self-discharge rate corresponding to the power supply with a preset self-discharge rate threshold value, if the self-discharge rate corresponding to the power supply is smaller than the preset self-discharge rate threshold value, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge normal display, otherwise, judging that the display parameter corresponding to the self-discharge of the power supply is self-discharge abnormal display;
If the use state corresponding to the power supply is the secondary use, comparing the actual cruising discharge rate corresponding to the power supply with a preset actual cruising discharge rate threshold, if the actual cruising discharge rate corresponding to the power supply is smaller than the preset actual cruising discharge rate threshold, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the normal display of the actual cruising discharge, otherwise, judging that the display parameter of the actual cruising discharge corresponding to the power supply is the abnormal display of the actual cruising discharge.
7. The power supply charge and discharge display control method is characterized by comprising the following steps of:
1. usage state resolution: analyzing the use state corresponding to the power supply, if the use state corresponding to the power supply is charging, indicating that the power supply is in a charging process, and executing a step two, if the use state corresponding to the power supply is primary use, indicating that the power supply is in a self-discharging process, and executing a step four, and if the use state corresponding to the power supply is secondary use, indicating that the power supply is in a cruising process, and executing a step six;
2. And (3) charging monitoring: monitoring charging parameters of the power supply corresponding to the charging process to obtain initial electric quantity, ending electric quantity and charging duration of the power supply corresponding to the charging process, and charging duration and power supply temperature of each electric quantity grade; the specific monitoring mode is as follows:
monitoring the electric quantity of each monitoring time point in the corresponding charging process of the power supply through an electric quantity monitor to obtain the electric quantity of each monitoring time point in the corresponding charging process of the power supply, extracting the initial electric quantity and the end electric quantity in the corresponding charging process of the power supply, and integrating each monitoring time point in the corresponding charging process of the power supply to obtain the charging duration of the corresponding charging process of the power supply;
Matching the electric quantity of each monitoring time point in the corresponding charging process of the power supply with the electric quantity interval corresponding to each electric quantity grade stored in the system library to obtain the electric quantity grade of each monitoring time point in the corresponding charging process of the power supply, and integrating each monitoring time point of the same electric quantity grade to obtain the charging duration of each electric quantity grade in the corresponding charging process of the power supply;
The temperature sensor is used for monitoring the temperature of each time point of each electric quantity grade in the corresponding charging process of the power supply, and calculating the average temperature of each electric quantity grade in the corresponding charging process of the power supply, so that the average temperature is used as the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply;
3. charging analysis: analyzing the charging evaluation coefficient corresponding to the power supply to obtain the charging evaluation coefficient corresponding to the power supply; the specific analysis mode is as follows:
Extracting initial electric quantity and ending electric quantity of the power supply in the corresponding charging process from charging parameters of the power supply in the corresponding charging process, and differencing the initial electric quantity and ending electric quantity of the power supply in the corresponding charging process to obtain charging electric quantity of the power supply in the corresponding charging process;
extracting a value of the electric quantity of the power supply, which corresponds to the end of the charging process, and marking the value as CJ;
Matching the charging electric quantity of the power supply corresponding to the charging process with the set reference charging time length corresponding to each charging electric quantity to obtain the reference charging time length of the power supply corresponding to the charging process, and taking the value of the reference charging time length as CT 0;
Extracting a value CT of a charging duration in a charging process corresponding to the power supply from a charging parameter of the charging process corresponding to the power supply, calculating a first evaluation index of the charging process corresponding to the power supply according to a formula CY= (CJ/CJ 0)*a1+(1/|CT-CT0 |) a2, wherein CY is represented as the first evaluation index of the charging process corresponding to the power supply, a1 and a2 are respectively represented as set weight factors, and CJ 0 is represented as a health value of a preset ending electric quantity;
Extracting the values of the charging time length and the power supply temperature of each electric quantity grade in the corresponding charging process of the power supply from the charging parameters of the corresponding charging process of the power supply, and respectively recording as Ct i、CWi, wherein i is the number of each electric quantity grade, i=1, 2, and n are the total number of the electric quantity grades; according to the formula:
Calculating a second evaluation index CE,/>, of the charging process corresponding to the power supply Expressed as a reference charge duration corresponding to the ith power level stored in the system library,/>Expressed as a reference power supply temperature corresponding to the ith power level stored in the system library,/>The power supply temperature is expressed as the power supply temperature of the ith-1 electric quantity grade in the corresponding charging process of the power supply, and a3, a4 and a5 are respectively expressed as set weight factors;
calculating a charging evaluation coefficient CP corresponding to the power supply according to a formula CP=CYa6+CE a7, wherein a6 and a7 are respectively expressed as set weight factors;
4. self-discharge monitoring: monitoring self-discharge parameters of the power supply corresponding to the self-discharge process to obtain self-discharge capacity, self-discharge duration and maintenance duration of each electric quantity of the power supply corresponding to the self-discharge process;
5. self-discharge analysis: analyzing the self-discharge rate corresponding to the power supply to obtain the self-discharge rate corresponding to the power supply;
6. Actual endurance monitoring: monitoring discharge parameters of the power supply corresponding to the actual endurance process to obtain actual mileage of the power supply corresponding to the actual endurance process, total discharge capacity, discharge capacity of each abnormal period and actual mileage of each abnormal period;
7. And (3) actual endurance analysis: analyzing the actual cruising discharge rate corresponding to the power supply to obtain the actual cruising discharge rate corresponding to the power supply;
8. power supply display analysis: and analyzing the display parameters of the power supply based on the use state corresponding to the power supply to obtain the display parameters corresponding to the power supply.
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