CN117420471B - Performance test method, system and equipment of mobile power supply and storage medium thereof - Google Patents
Performance test method, system and equipment of mobile power supply and storage medium thereof Download PDFInfo
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- G01R31/40—Testing power supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
The utility model provides a portable power source's performance test method, system, equipment and storage medium, through obtaining the portable power source output power of appointed portable power source at every test temperature, obtain portable power source slow back factor sequence by the rated output power of preset portable power source and a plurality of portable power source output power under the test temperature of selection, confirm portable power source consumption decision quantity set through portable power source slow back factor sequence and all portable power source output power under the test temperature, and then confirm portable power source life-span dynamic degree under the test temperature according to portable power source consumption decision quantity set, repeat above-mentioned step, confirm the portable power source life-span dynamic degree under the remaining test temperature, confirm the life trend cutting value of appointed portable power source through all portable power source life-span dynamic degrees, when life trend cutting value surpassed the life trend cutting threshold value of presettison, mark appointed portable power source as qualified, can improve portable power source's performance test accuracy.
Description
Technical Field
The present application relates to the field of mobile power technologies, and in particular, to a method, a system, an apparatus, and a storage medium for testing performance of a mobile power.
Background
Mobile power supplies refer to the technical field of portable power supply devices, and these devices are generally used for charging mobile devices such as mobile phones, tablet computers, notebook computers, etc., and with the popularization and increasing degree of dependence of mobile devices, quality and performance testing of mobile power supplies are key steps for ensuring stable, safe and reliable performance of mobile power supplies so as to meet the demands of users and regulatory requirements.
The performance test method of the mobile power supply relates to various aspects, including endurance time, output power, charging speed, battery cycle life test and the like, the specific test method possibly varies according to equipment model, manufacturer specification and test purpose, proper instruments and equipment are needed to be used during the test, the performance stability, safety and reliability of the mobile power supply are guaranteed, the mobile power supply can be guaranteed to perform well in actual use, the possibility of equipment damage and safety risk is reduced, the performance test of the mobile power supply in the prior art is often performed only at the same temperature, and the influence of different temperatures on the performance of the mobile power supply is ignored, so that the problem of excessively low performance test accuracy of the mobile power supply is caused.
Disclosure of Invention
The application provides a performance test method, system and equipment of a mobile power supply and a storage medium thereof, so as to solve the technical problem that the accuracy of the performance test of the mobile power supply is too low.
In order to solve the technical problems, the application adopts the following technical scheme:
in a first aspect, the present application provides a performance testing method for a mobile power supply, including the following steps:
starting life performance test of the mobile power supply, and obtaining output power of a plurality of mobile power supplies of the specified mobile power supply at each test temperature;
selecting a test temperature, carrying out attenuation quantization on the output power of a plurality of mobile power supplies at the test temperature through a preset rated output power of the mobile power supplies to obtain a mobile power supply slow-back factor sequence, and determining a mobile power supply consumption decision set according to the mobile power supply slow-back factor sequence and all the output power of the mobile power supplies at the test temperature;
determining the life trend of the mobile power supply at the test temperature according to the mobile power supply depletion decision quantity set, repeating the steps, determining the life trend of the mobile power supply at the residual test temperature, and determining the life trend cutting value of the appointed mobile power supply through all the life trend of the mobile power supply;
and when the life trend cutting value exceeds a preset life trend cutting threshold value, calibrating the appointed mobile power supply as qualified.
In some embodiments, the attenuation quantization is performed on the output power of the plurality of mobile power sources at the test temperature through the preset rated output power of the mobile power sources, and the obtaining the sequence of the slow-back factor of the mobile power sources specifically includes:
selecting a mobile power supply output power, and determining the power attenuation of the mobile power supply output power according to the preset mobile power supply rated output power;
acquiring the complete discharge time of the output power of the mobile power supply;
determining a mobile power supply slow-back factor of the output power of the mobile power supply according to the power attenuation and the full discharge time;
repeating the steps to determine the mobile power supply slow-back factor of the output power of the residual mobile power supply;
and forming the determined slow-back factors of all the mobile power supplies into a slow-back factor sequence of the mobile power supplies.
In some embodiments, determining the mobile power consumption decision set from the mobile power supply backoff factor sequence and all mobile power supply output powers at the test temperature specifically comprises:
obtaining the first time in the slow-return factor sequence of the mobile power supplyThe slow-release factor of the mobile power supply>；
Obtaining rated output power of mobile power supply；
Acquisition of the firstThe output power of the mobile power supply->；
Obtaining a moderation coefficient of a mobile power supply；
According to the first in the mobile power supply slow-back factor sequenceThe slow-release factor of the mobile power supply>Rated output power of the mobile power supply>Said->The output power of the mobile power supply->And the mobile power supply moderation coefficient +.>Determining a mobile power consumption decision amount in a mobile power consumption decision amount set, wherein the mobile power consumption decision amount is determined according to the following formula:
wherein,indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Representing imaginary units, ++>Representing an arcsine function>Is the base of natural logarithm, < >>Indicate->The full discharge time of the output power of each mobile power supply;
and taking the set formed by all the determined mobile power consumption decision amounts as a mobile power consumption decision amount set.
In some embodiments, determining the mobile power supply lifetime trend at the test temperature according to the mobile power supply depletion decision quantity set specifically includes:
determining a mobile power supply life endurance coefficient of each mobile power supply consumption decision quantity in the mobile power supply consumption decision quantity set;
and determining the life dynamic degree of the mobile power supply at the test temperature according to all the life dynamic coefficients of the mobile power supply.
In some embodiments, the mobile power supply life endurance coefficient is determined according to the following equation:
wherein,indicating the +.f in the mobile power consumption decision quantity set>Mobile power supply life tolerance of individual mobile power supply consumption decision quantityCoefficient of motion (F)>Indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Indicating the +.f in the slow-back factor sequence of the mobile power supply>A slow-back factor of a mobile power supply,>representing a sine function.
In some embodiments, further comprising: and when the life trend cutting value is lower than a preset life trend cutting threshold value, the appointed mobile power supply is marked as unqualified.
In some embodiments, the mobile power supply output power is the power at which the mobile power supply discharges.
In a second aspect, the present application provides a performance test system for a mobile power supply, including:
the mobile power supply output power acquisition module is used for starting the life performance test of the mobile power supply and acquiring a plurality of mobile power supply output powers of the specified mobile power supply at each test temperature;
the mobile power supply depletion decision quantity set determining module is used for selecting a test temperature, carrying out attenuation quantization on the output power of a plurality of mobile power supplies at the test temperature through the preset rated output power of the mobile power supplies to obtain a mobile power supply slow-back factor sequence, and determining a mobile power supply depletion decision quantity set according to the mobile power supply slow-back factor sequence and all the output power of the mobile power supplies at the test temperature;
the life trend cutting value determining module is used for determining the life trend cutting value of the mobile power supply at the test temperature according to the mobile power supply consumption decision quantity set, repeating the steps of determining the life trend of the mobile power supply at the test temperature by the output power of a plurality of mobile power supplies at the test temperature, determining the life trend of the mobile power supply at the rest test temperature, and determining the life trend cutting value of the appointed mobile power supply by all the life trend of the mobile power supply;
and the mobile power supply calibration module is used for calibrating the appointed mobile power supply as qualified when the life trend cutting value exceeds a preset life trend cutting threshold value.
In a third aspect, the present application provides a computer device comprising a memory storing code and a processor configured to obtain the code and perform the above-described performance testing method of a mobile power supply.
In a fourth aspect, the present application provides a computer readable storage medium storing a computer program which, when executed by a processor, implements the above-described performance test method of a mobile power supply.
The technical scheme provided by the embodiment of the application has the following beneficial effects:
in the performance test device for the mobile power supply, a life performance test of the mobile power supply is started, a plurality of mobile power supply output powers of a specified mobile power supply at each test temperature are obtained, one test temperature is selected, the plurality of mobile power supply output powers at the test temperature are attenuated and quantized through a preset mobile power supply rated output power, a mobile power supply slow-back factor sequence is obtained, a mobile power supply depletion decision-making set is determined according to the mobile power supply slow-back factor sequence and all mobile power supply output powers at the test temperature, the life trend degree of the mobile power supply at the test temperature is determined according to the mobile power supply depletion decision-making set, the steps are repeated, the life trend cutting value of the specified mobile power supply is determined through all the mobile power supply life trend degrees, and when the life trend cutting value exceeds the preset life trend cutting threshold, the specified mobile power supply is calibrated to be qualified.
According to the scheme, a mobile power supply slow-back factor sequence is determined through the output power of the mobile power supply, the mobile power supply slow-back factor in the mobile power supply slow-back factor sequence is a parameter of the difference condition between the rated storage capacity and the actual storage capacity of a mobile power supply battery, so that a mobile power supply depletion decision quantity set is determined, the mobile power supply depletion decision quantity in the mobile power supply depletion decision quantity set is the actual loss quantity of the mobile power supply battery, so that the life dynamic degree of the mobile power supply is determined, the life dynamic degree of the mobile power supply is the speed of the decay speed of the mobile power supply battery, finally, the life trend cutting value is determined, the life trend cutting value is the actual residual life of the mobile power supply battery which is more accurate, whether the mobile power supply is qualified or not is judged by acquiring the more accurate actual residual life of the mobile power supply battery, and the performance test accuracy of the mobile power supply is further improved.
Drawings
FIG. 1 is an exemplary flow chart of a method of testing the performance of a mobile power supply according to some embodiments of the present application;
FIG. 2 is an exemplary flow chart of a mobile power supply backoff factor sequence shown in accordance with some embodiments of the present application;
FIG. 3 is a schematic diagram of exemplary hardware and/or software of a performance testing system of a mobile power supply shown in accordance with some embodiments of the present application;
fig. 4 is a schematic structural diagram of a computer device implementing a method for testing performance of a mobile power supply according to some embodiments of the present application.
Detailed Description
The method comprises the steps of obtaining the output power of a plurality of mobile power sources of a specified mobile power source at each test temperature, selecting one test temperature, determining a mobile power source slow-back factor sequence through the preset rated output power of the mobile power source and the output power of the plurality of mobile power sources at the test temperature, further determining a mobile power source consumption decision quantity set, determining the life trend of the mobile power source at the test temperature according to the mobile power source consumption decision quantity set, repeating the steps, determining the life trend of the mobile power source at the residual test temperature, determining the life trend arbitration value of the specified mobile power source through all the life trend arbitration values, and calibrating the specified mobile power source as qualified when the life trend arbitration value exceeds a preset life trend arbitration threshold value, so that the performance test accuracy of the mobile power source can be improved.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments. Referring to fig. 1, which is an exemplary flowchart of a method for testing the performance of a mobile power supply according to some embodiments of the present application, the method 100 for testing the performance of a mobile power supply mainly includes the following steps:
in step 101, a life performance test of the mobile power supply is started, and a plurality of mobile power supply output powers of the specified mobile power supply at each test temperature are obtained.
In specific implementation, the life performance test of the mobile power supply is started, and the output power of a plurality of mobile power supplies of the specified mobile power supply at each test temperature is obtained through the power acquisition equipment, namely: discharging the appointed mobile power supply for multiple times at different test temperatures, and recording the output power of the mobile power supply during discharging; the range of the test temperature is 20 ℃ to 40 ℃, the test is started from 20 ℃, each change of 1 ℃ corresponds to one test temperature, and in practice, the test temperature range can be selected according to a specific scene, and the method is not particularly limited.
In step 102, a test temperature is selected, attenuation quantization is performed on the output power of a plurality of mobile power sources at the test temperature through a preset rated output power of the mobile power sources, a mobile power source slow-back factor sequence is obtained, and a mobile power source consumption decision quantity set is determined according to the mobile power source slow-back factor sequence and all the output power of the mobile power sources at the test temperature.
In some embodiments, referring to fig. 2, which is a schematic flow chart of determining a mobile power supply slow-back factor sequence in some embodiments of the present application, the determining the mobile power supply slow-back factor sequence in this embodiment may be implemented by the following steps:
in step 1021, selecting a mobile power supply output power, and determining the power attenuation of the mobile power supply output power according to the preset mobile power supply rated output power;
in step 1022, the full discharge time of the output power of the mobile power supply is obtained;
in step 1023, determining a mobile power supply slow-back factor of the mobile power supply output power according to the power attenuation amount and the full discharge time;
in step 1024, the above steps are repeated to determine the mobile power supply slow-back factor of the remaining mobile power supply output power;
in step 1025, all the determined mobile power supply slow back factors are formed into a mobile power supply slow back factor sequence.
In specific implementation, the rated output power of the mobile power supply is set through a mobile power supply instruction provided by a provider; determining the power attenuation of the output power of the mobile power supply according to the preset rated output power of the mobile power supply, namely: selecting a mobile power supply output power, subtracting the mobile power supply output power from the mobile power supply rated output power, and taking the subtracted value as the power attenuation amount of the mobile power supply output power, wherein the power attenuation amount is the output power reduction amount reflecting the mobile power supply; obtaining the complete discharge time of the output power of the mobile power supply, namely: and obtaining the complete discharge time of the output power of the mobile power supply through a time recording device, wherein the complete discharge time is the time required by complete discharge of the mobile power supply with full electric quantity.
In some embodiments, the mobile power supply slow-back factor for determining the output power of the mobile power supply according to the power attenuation amount and the full discharge time may be determined by using the following formula:
wherein,representing the slow-back factor of the mobile power supply,/->Represents the power attenuation amount, +.>Indicating the complete discharge time, +.>Indicating degrees.
When the method is specifically implemented, all the determined mobile power supply slow-back factors form a mobile power supply slow-back factor sequence, namely: and arranging all the mobile power supply slow-back factors according to the acquisition time sequence of the output power of the corresponding mobile power supply, and taking the arranged sequence as a mobile power supply slow-back factor sequence.
In the present application, the attenuation quantization is to convert a reduced component between the rated output power and the actual output power of the portable power source into a specific value; the mobile power supply slow-back factor in the mobile power supply slow-back factor sequence represents a parameter of the phase difference condition of the rated storage capacity and the actual storage capacity of the mobile power supply battery.
In some embodiments, determining the mobile power consumption decision set according to the mobile power ramp back factor sequence and all mobile power output powers at the test temperature may be implemented by:
obtaining the first time in the slow-return factor sequence of the mobile power supplyThe slow-release factor of the mobile power supply>；
Obtaining rated output power of mobile power supply；
Acquisition of the firstThe output power of the mobile power supply->；
Obtaining a moderation coefficient of a mobile power supply；
According to the first in the mobile power supply slow-back factor sequenceThe slow-release factor of the mobile power supply>Rated output power of the mobile power supply>Said->The output power of the mobile power supply->And the mobile power supply moderation coefficient +.>Determining a mobile power consumption decision amount in a mobile power consumption decision amount set, wherein the mobile power consumption decision amount can be determined according to the following formula:
wherein,indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Representing imaginary units, ++>Representing an arcsine function>Is the base of natural logarithm, < >>Indicate->The full discharge time of the output power of each mobile power supply;
and taking the set formed by all the determined mobile power consumption decision amounts as a mobile power consumption decision amount set.
In specific implementation, the mobile power supply alleviation coefficient is set through the historical output power of the mobile power supply, and the mobile power supply alleviation coefficient is a parameter reflecting the adjustment of the output power of the mobile power supply.
In step 103, determining the life trend of the mobile power supply at the test temperature according to the mobile power supply depletion decision quantity set, repeating the steps, determining the life trend of the mobile power supply at the residual test temperature, and determining the life trend cutting value of the specified mobile power supply through all the life trend of the mobile power supply.
In some embodiments, determining the mobile power life activity level at the test temperature from the mobile power consumption decision set may employ the following steps:
determining a mobile power supply life endurance coefficient of each mobile power supply consumption decision quantity in the mobile power supply consumption decision quantity set;
and determining the life dynamic degree of the mobile power supply at the test temperature according to all the life dynamic coefficients of the mobile power supply.
In some embodiments, determining the mobile power life endurance coefficient of each mobile power consumption decision in the mobile power consumption decision set may be implemented by using the following formula:
wherein,indicating the +.f in the mobile power consumption decision quantity set>Mobile power supply life endurance coefficient of individual mobile power supply depletion decision quantity, < ->Indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Indicating the +.f in the slow-back factor sequence of the mobile power supply>A slow-back factor of a mobile power supply,>representing a sine function.
It should be noted that, the mobile power supply life endurance coefficient in the present application is a parameter reflecting the single discharge service life degree of the mobile power supply battery, and the greater the mobile power supply life endurance coefficient is, the greater the single discharge service life degree of the mobile power supply battery is.
In some embodiments, determining the degree of life dynamics of the mobile power supply at the test temperature according to all life dynamics coefficients of the mobile power supply may be implemented by using the following formula:
wherein,representing the life dynamic degree of the mobile power supply, +.>Indicating the total number of life-span endurance coefficients of all mobile power sources, +.>Indicate->And the service life of the mobile power supply is a dynamic resistance coefficient.
In specific implementation, MATLAB software in the prior art is used for obtaining the total number of life endurance coefficients of all mobile power supplies, and it is required to be noted that the life dynamics of the mobile power supplies in the application is used for reflecting the speed of decay of the battery of the mobile power supplies.
In specific implementation, the steps are repeated, and the life dynamic degree of the mobile power supply at the residual test temperature is determined, namely: and for the residual test temperature, repeating the step of determining the life dynamic degree of the mobile power supply at the test temperature according to the output power of the mobile power supplies at the test temperature, and obtaining the life dynamic degree of the mobile power supply at the residual test temperature.
In some embodiments, determining the life trend arbitration value for the specified mobile power source from all mobile power source life dynamics levels may be accomplished by:
determining the life dynamic degree of the peak mobile power supply and the life dynamic degree of the bottom mobile power supply according to all the life dynamic degrees of the mobile power supplies;
acquiring a rated life value of a mobile power supply;
and determining the life trend cutting value of the appointed mobile power supply according to the life dynamic degree of the peak mobile power supply, the life dynamic degree of the bottom mobile power supply and the rated life value of the mobile power supply.
In specific implementation, taking the maximum mobile power supply life dynamic degree of all the mobile power supply life dynamic degrees as the peak mobile power supply life dynamic degree, wherein the peak mobile power supply life dynamic degree reflects the attenuation condition of a mobile power supply battery at the optimal temperature; taking the minimum mobile power supply life dynamic range of all the mobile power supply life dynamic ranges as the bottom mobile power supply life dynamic range, wherein the bottom mobile power supply life dynamic range reflects the attenuation condition of a mobile power supply battery at the most uncomfortable temperature; and obtaining the rated life value of the mobile power supply from the mobile power supply instruction provided by the provider of the mobile power supply.
Wherein, in some embodiments, determining the life trend cutting value of the specified mobile power supply according to the life dynamic degree of the peak mobile power supply, the life dynamic degree of the bottom valley mobile power supply and the rated life value of the mobile power supply may be implemented by adopting the following steps:
obtaining rated life value of mobile power supply；
Acquiring mobile power supply equalization time；
Obtaining service life dynamic degree of peak mobile power supply；
Obtaining life dynamic degree of bottom mobile power supply；
According to the rated life value of the mobile power supplyThe equalization time of the mobile power supply is +.>The peak mobile power supply life dynamic degree +.>And the life-span dynamic degree of the bottom valley mobile power supply +.>Determining a life trend cutting value of the specified mobile power supply, wherein the life trend cutting value is determined by the following formula:
wherein,indicating the life trend of the person to the robbed value, < >>Indicating the natural moderation amount of the mobile power supply.
In the specific implementation, the rated life value of the mobile power supply is obtained from a mobile power supply instruction provided by a provider of the mobile power supply, the average time of the complete discharge time of the output power of all the mobile power supplies is taken as the mobile power supply balance time, the mobile power supply balance time is the centralized point time reflecting the complete discharge of the mobile power supply, the natural moderation amount of the mobile power supply is obtained through the service life summary of a historical mobile power supply battery, the natural moderation amount of the mobile power supply represents the value of the normal decay of the mobile power supply under the condition of not being used, and the service life trend cutting value is used for representing the predicted value of the residual service life of the mobile power supply battery in the application.
In step 104, the specified mobile power supply is calibrated to be acceptable when the life trend cutting value exceeds a preset life trend cutting threshold.
Specifically, when the life trend cutting threshold is preset by Weibull analysis of historical life data of the mobile power supply in the prior art, the appointed mobile power supply is marked as qualified when the life trend cutting value exceeds the preset life trend cutting threshold, and in addition, the appointed mobile power supply can be marked as unqualified when the life trend cutting value is lower than the preset life trend cutting threshold.
Additionally, in another aspect of the present application, in some embodiments, the present application provides a performance testing system of a mobile power supply, referring to fig. 3, which is a schematic diagram of exemplary hardware and/or software of the performance testing system of the mobile power supply according to some embodiments of the present application, the performance testing system 300 of the mobile power supply includes: the mobile power supply output power acquisition module 301, the mobile power supply depletion decision quantity set determination module 302, the life trend cutting value determination module 303 and the mobile power supply calibration module 304 are respectively described as follows:
the mobile power supply output power acquisition module 301, where the mobile power supply output power acquisition module 301 is mainly used to start life performance test of the mobile power supply, and acquire a plurality of mobile power supply output powers of the specified mobile power supply at each test temperature;
the mobile power supply depletion decision quantity determining module 302 is mainly used for selecting a test temperature, carrying out attenuation quantization on a plurality of mobile power supply output powers at the test temperature through a preset mobile power supply rated output power to obtain a mobile power supply slow-back factor sequence, and determining a mobile power supply depletion decision quantity set according to the mobile power supply slow-back factor sequence and all mobile power supply output powers at the test temperature;
the life trend cutting value determining module 303, in this application, the life trend cutting value determining module 303 is mainly configured to determine the life trend cutting value of the mobile power supply at the test temperature according to the mobile power supply consumption decision quantity set, repeat the step of determining the life trend of the mobile power supply at the test temperature from the plurality of mobile power supply output powers at the test temperature, determine the life trend of the mobile power supply at the remaining test temperature, and determine the life trend cutting value of the specified mobile power supply according to all the life trend of the mobile power supply;
the mobile power supply calibration module 304, in this application, the lifetime calibration module 304 is mainly configured to calibrate the specified mobile power supply as being qualified when the lifetime trend cutting value exceeds a preset lifetime trend cutting threshold.
In addition, the application also provides a computer device, which comprises a memory and a processor, wherein the memory stores codes, and the processor is configured to acquire the codes and execute the performance test method of the mobile power supply.
In some embodiments, reference is made to fig. 4, which is a schematic structural diagram of a computer device according to some embodiments of the present application, which uses a method for testing performance of a mobile power supply. The performance testing method of the mobile power supply in the above embodiment may be implemented by a computer device shown in fig. 4, where the computer device 400 includes at least one processor 401, a communication bus 402, a memory 403, and at least one communication interface 404.
The processor 401 may be a general purpose central processing unit (central processing unit, CPU), application-specific integrated circuit (ASIC) or execution of one or more performance testing methods for controlling the mobile power supply in the present application.
Communication bus 402 may include a path to transfer information between the aforementioned components.
The Memory 403 may be, but is not limited to, a read-only Memory (ROM) or other type of static storage device that can store static information and instructions, a random access Memory (random access Memory, RAM) or other type of dynamic storage device that can store information and instructions, or an electrically erasable programmable read-only Memory (electrically erasable programmable read-only Memory, EEPROM), a compact disc (compact disc read-only Memory) or other optical disk storage, optical disk storage (including compact disc, laser disc, optical disc, digital versatile disc, blu-ray disc, etc.), magnetic disk or other magnetic storage device, or any other medium that can be used to carry or store the desired program code in the form of instructions or data structures and that can be accessed by a computer. The memory 403 may be self-contained and be coupled to the processor 401 via the communication bus 402. Memory 403 may also be integrated with processor 401.
The memory 403 is used for storing program codes for executing the embodiments of the present application, and is controlled by the processor 401 to execute the embodiments. The processor 401 is used to execute program code stored in the memory 403. One or more software modules may be included in the program code. The determination of the mobile power consumption decision set in the above embodiments may be implemented by one or more software modules in the processor 401 and in the program code in the memory 403.
The communication interface 404 uses any transceiver-like device for communicating with other devices or communication networks, such as ethernet, radio access network (radio access network, RAN), wireless local area network (wireless local area networks, WLAN), etc.
In a specific implementation, as an embodiment, a computer device may include a plurality of processors, where each of the processors may be a single-core (single-CPU) processor or may be a multi-core (multi-CPU) processor. A processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (e.g., computer program instructions).
The computer device may be a general purpose computer device or a special purpose computer device. In particular implementations, the computer device may be a desktop, laptop, web server, palmtop (personal digital assistant, PDA), mobile handset, tablet, wireless terminal device, communication device, or embedded device. Embodiments of the present application are not limited in the type of computer device.
In addition, the application further provides a computer readable storage medium, wherein the computer readable storage medium stores a computer program, and the computer program realizes the performance testing method of the mobile power supply when being executed by a processor.
In summary, in the performance test method, system, device and storage medium of a mobile power supply disclosed in the embodiments of the present application, first, a test temperature is selected by obtaining a plurality of mobile power supply output powers of a specified mobile power supply at each test temperature, a mobile power supply slow-back factor sequence is determined by a preset mobile power supply rated output power and a plurality of mobile power supply output powers at the test temperature, further, a mobile power supply depletion decision quantity set is determined, a mobile power supply life activity level at the test temperature is determined according to the mobile power supply depletion decision quantity set, the steps are repeated, a mobile power supply life activity level at the remaining test temperature is determined, a life trend cutting value of the specified mobile power supply is determined by all the mobile power supply life activity levels, and when the life trend cutting value exceeds a preset life trend cutting threshold, the specified mobile power supply is marked as qualified, and the performance test accuracy of the mobile power supply can be improved.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the invention. Thus, if such modifications and variations of the present application fall within the scope of the claims and the equivalents thereof, the present application is intended to cover such modifications and variations.
Claims (10)
1. The performance test method of the mobile power supply is characterized by comprising the following steps of:
starting life performance test of the mobile power supply, and obtaining output power of a plurality of mobile power supplies of the specified mobile power supply at each test temperature;
selecting a test temperature, carrying out attenuation quantization on a plurality of mobile power supply output powers at the test temperature through a preset mobile power supply rated output power to obtain a mobile power supply slow-back factor sequence, wherein the mobile power supply slow-back factors in the mobile power supply slow-back factor sequence represent parameters of the phase difference condition of rated storage capacity and actual storage capacity of a mobile power supply battery, and determining a mobile power supply consumption decision quantity set according to the mobile power supply slow-back factor sequence and all mobile power supply output powers at the test temperature, wherein the mobile power supply consumption decision quantity in the mobile power supply consumption decision quantity set is used for reflecting the actual consumption quantity of the mobile power supply battery;
determining the life trend cutting value of the specified mobile power supply according to the mobile power supply consumption decision quantity set, repeating the steps, and determining the life trend cutting value of the mobile power supply at the residual test temperature, wherein the life trend cutting value of the mobile power supply is used for representing the predicted value of the residual life of the mobile power supply battery;
and when the life trend cutting value exceeds a preset life trend cutting threshold value, calibrating the appointed mobile power supply as qualified.
2. The method of claim 1, wherein the step of performing attenuation quantization on the output power of the plurality of mobile power sources at the test temperature by using a preset rated output power of the mobile power sources, and the step of obtaining a sequence of mobile power source slow-back factors specifically comprises:
selecting a mobile power supply output power, and determining the power attenuation of the mobile power supply output power according to the preset mobile power supply rated output power;
acquiring the complete discharge time of the output power of the mobile power supply;
determining a mobile power supply slow-back factor of the output power of the mobile power supply according to the power attenuation and the full discharge time;
repeating the steps to determine the mobile power supply slow-back factor of the output power of the residual mobile power supply;
and forming the determined slow-back factors of all the mobile power supplies into a slow-back factor sequence of the mobile power supplies.
3. The method of claim 1, wherein determining a mobile power consumption decision set from the sequence of mobile power backoff factors and all mobile power outputs at the test temperature comprises:
obtaining the first time in the slow-return factor sequence of the mobile power supplyThe slow-release factor of the mobile power supply>；
Obtaining rated output power of mobile power supply；
Acquisition of the firstThe output power of the mobile power supply->；
Obtaining a moderation coefficient of a mobile power supply；
According to the first in the mobile power supply slow-back factor sequenceThe slow-release factor of the mobile power supply>Rated output power of the mobile power supply>Said->The output power of the mobile power supply->And the mobile power supply moderation coefficient +.>Determining a mobile power consumption decision amount in a mobile power consumption decision amount set, wherein the mobile power consumption decision amount is determined according to the following formula:
wherein,indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Representing imaginary units, ++>Representing an arcsine function>Is the base of natural logarithm, < >>Indicate->The full discharge time of the output power of each mobile power supply;
and taking the set formed by all the determined mobile power consumption decision amounts as a mobile power consumption decision amount set.
4. The method of claim 1, wherein determining a mobile power life dynamics at the test temperature from the mobile power consumption decision set comprises:
determining a mobile power supply life endurance coefficient of each mobile power supply consumption decision quantity in the mobile power supply consumption decision quantity set;
and determining the life dynamic degree of the mobile power supply at the test temperature according to all the life dynamic coefficients of the mobile power supply.
5. The method of claim 4, wherein the mobile power supply life endurance coefficient is determined according to the following equation:
wherein,indicating the +.f in the mobile power consumption decision quantity set>Mobile power supply life endurance coefficient of individual mobile power supply depletion decision quantity, < ->Indicating the +.f in the mobile power consumption decision quantity set>The decision quantity of the consumption of the mobile power supply is reduced by +.>Indicating the +.f in the slow-back factor sequence of the mobile power supply>A slow-back factor of a mobile power supply,>representing a sine function.
6. The method as recited in claim 1, further comprising: and when the life trend cutting value is lower than a preset life trend cutting threshold value, the appointed mobile power supply is marked as unqualified.
7. The method of claim 1, wherein the mobile power supply output power is power at which the mobile power supply discharges.
8. A performance testing system of a mobile power supply, which is tested by the method of any one of claims 1 to 7, characterized in that the performance testing system of the mobile power supply comprises:
the mobile power supply output power acquisition module is used for starting the life performance test of the mobile power supply and acquiring a plurality of mobile power supply output powers of the specified mobile power supply at each test temperature;
the mobile power supply depletion decision quantity set determining module is used for selecting a test temperature, carrying out attenuation quantization on the output power of a plurality of mobile power supplies at the test temperature through the preset rated output power of the mobile power supplies to obtain a mobile power supply slow-back factor sequence, and determining a mobile power supply depletion decision quantity set according to the mobile power supply slow-back factor sequence and all the output power of the mobile power supplies at the test temperature;
the life trend cutting value determining module is used for determining the life trend cutting value of the mobile power supply at the test temperature according to the mobile power supply consumption decision quantity set, repeating the steps of determining the life trend of the mobile power supply at the test temperature by the output power of a plurality of mobile power supplies at the test temperature, determining the life trend of the mobile power supply at the rest test temperature, and determining the life trend cutting value of the appointed mobile power supply by all the life trend of the mobile power supply;
and the mobile power supply calibration module is used for calibrating the appointed mobile power supply as qualified when the life trend cutting value exceeds a preset life trend cutting threshold value.
9. A computer device comprising a memory and a processor, wherein the memory stores code, the processor being configured to obtain the code and to perform the method of testing the performance of a mobile power supply according to any one of claims 1 to 7.
10. A computer readable storage medium storing a computer program, wherein the computer program when executed by a processor implements the method of testing the performance of a mobile power supply according to any one of claims 1 to 7.
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