CN114295925B - Charging pile performance test method and system - Google Patents
Charging pile performance test method and system Download PDFInfo
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- CN114295925B CN114295925B CN202210237460.0A CN202210237460A CN114295925B CN 114295925 B CN114295925 B CN 114295925B CN 202210237460 A CN202210237460 A CN 202210237460A CN 114295925 B CN114295925 B CN 114295925B
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Abstract
The application discloses a charging pile performance testing method and system, wherein a first expected performance expression of a first charging pile is obtained according to historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; performing performance detection on the first charging pile based on a first performance detection scheme to obtain a first performance detection result; and evaluating the performance of the first charging pile according to a first performance detection result and the first expected performance to obtain a first performance test result. Regular testing and analysis are carried out on the performance of the charging pile, the operating state of the charging pile can be timely mastered, and the performance problem can be found in advance, so that the operating stability of the charging pile is effectively guaranteed, and the service life is prolonged. The problem of among the prior art carry out fault detection and performance maintenance through the manual work, inefficiency, can't in time master and effectively maintain the performance state's of filling electric pile technical problem is solved.
Description
Technical Field
The application relates to the technical field of charging piles, in particular to a charging pile performance testing method and system.
Background
The electric automobile is regarded as the development trend of the next generation of automobiles, a charging pile serving as a 'gas station' of the electric automobile is equivalent to an oiling machine in the gas station, various types of electric automobiles can be charged according to different voltage grades, the charging pile can be fixed on the ground or on the wall, the charging pile can be installed in public buildings such as markets, public parking lots and charging stations, a power converter can adjust direct current charging power on line according to the communication between the charger and a battery management system on the automobile, the charger can display charging voltage, charging current, charging amount and charging cost, which are the basic principles of the charging pile, the use amount of the charging pile is increased along with the continuous development of the electric automobile, how to provide quick, high-efficiency and safe charging service for the electric automobile is provided, the charging performance and the safety of the charging pile are the primary concerns, and the daily maintenance of the charging pile only depends on manual performance routine inspection, can't in time understand the inside current situation of use of filling electric pile.
In the process of implementing the technical solution in the embodiment of the present application, the inventor of the present application finds that the above technology has at least the following technical problems:
carry out fault detection and performance maintenance through the manual work among the prior art, inefficiency, can't in time master and effectively maintain the technical problem who fills the performance state of electric pile.
Disclosure of Invention
The application aims to provide a charging pile performance testing method and system, and the charging pile performance testing method and system are used for solving the technical problems that in the prior art, fault detection and performance maintenance are carried out manually, the efficiency is low, and the performance state of a charging pile cannot be mastered and effectively maintained in time. Regular testing and analysis are carried out on the performance of the charging pile, the operating state of the charging pile can be timely mastered, and the performance problem can be found in advance, so that the operating stability of the charging pile is effectively guaranteed, and the service life is prolonged.
In view of the foregoing problems, the embodiments of the present application provide a method and a system for testing charging pile performance.
In a first aspect, the present application provides a charging pile performance testing method, including: acquiring first position distribution information of a first charging pile; reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile; obtaining a first expected performance of the first charging pile according to the historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result; and evaluating the performance of the first charging pile according to the first performance detection result and the first expected performance to obtain a first performance test result.
On the other hand, the present application further provides a charging pile performance testing system, configured to execute the charging pile performance testing method according to the first aspect, where the system includes:
the first obtaining unit is used for obtaining first position distribution information of the first charging pile;
the second obtaining unit is used for reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile;
a third obtaining unit, configured to obtain a first expected performance of the first charging pile according to the historical usage data and basic information;
a first generation unit configured to generate a first performance detection scheme from the first location distribution information and the basic information;
a fourth obtaining unit, configured to perform performance detection on the first charging pile based on the first performance detection scheme, so as to obtain a first performance detection result;
a fifth obtaining unit, configured to perform performance evaluation on the first charging pile according to the first performance detection result and the first expected performance, so as to obtain a first performance test result.
In a third aspect, an embodiment of the present application further provides a charging pile performance testing system, which includes a memory, a processor, and a computer program that is stored in the memory and is executable on the processor, where the processor implements the steps of the method according to the first aspect when executing the program.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
1. obtaining a first expected performance of the first charging pile according to the historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; and performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result. The combination of the environmental parameter variable and the self element parameter information of the charging pile is achieved, the actual working state of the charging pile is fitted more, the performance detection result is more accurate, the situation that the detection result deviation is caused to cause that the maintenance is not in place due to the influence of the environment is avoided, and the technical effect of the use of the charging pile is influenced.
2. Obtaining environment variable information of the first charging pile according to the first position distribution information; obtaining a first environment information standardization parameter, and carrying out parameter standardization on the environment variable information according to the first environment information standardization parameter to obtain a first environment characteristic data set. The technical effects that data with different parameter types are subjected to unified processing, standard value representation of the characteristic data is realized, data analysis is facilitated due to the fact that the target types of the characteristic data are unified, and reliability of the data analysis is guaranteed are achieved.
3. Obtaining a first preset load voltage of the first charging pile according to the basic information; obtaining load data of the first charging pile according to the historical use data; carrying out data load deviation degree analysis according to the load data to obtain a first load deviation degree analysis result; adjusting the first preset load voltage according to the first load deviation analysis result to obtain a second preset load voltage; the first performance detection scheme is obtained according to the second predetermined load voltage. The method achieves the technical effects of adjusting the preset voltage by using the actual load voltage to ensure the accuracy of the test result, avoiding the reference and measurement of the test result according to the set standard value, avoiding the test result deviation which does not conform to the actual application condition and ensuring the reliability of the test result.
The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.
Drawings
Fig. 1 is a schematic flowchart of a charging pile performance testing method according to an embodiment of the present application.
Fig. 2 is a schematic flow chart of another charging pile performance testing method in the embodiment of the present application.
Fig. 3 is a schematic flow chart of another charging pile performance testing method in the embodiment of the present application.
Fig. 4 is a schematic structural diagram of a charging pile performance testing system according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of an exemplary electronic device according to an embodiment of the present application.
Description of reference numerals: a first obtaining unit 11, a second obtaining unit 12, a third obtaining unit 13, a first generating unit 14, a fourth obtaining unit 15, a fifth obtaining unit 16, a bus 300, a receiver 301, a processor 302, a transmitter 303, a memory 304, and a bus interface 305.
Detailed Description
The embodiment of the application provides a charging pile performance testing method and system, and solves the technical problems that fault detection and performance maintenance are carried out manually, efficiency is low, and a performance state of a charging pile cannot be grasped and maintained effectively in time in the prior art.
In the following, the technical solutions in the embodiments of the present application will be clearly and completely described with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments of the present application, and it should be understood that the present application is not limited by the example embodiments described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application. It should be further noted that, for the convenience of description, only some but not all of the elements relevant to the present application are shown in the drawings.
The technical scheme provided by the application has the following general idea:
acquiring first position distribution information of a first charging pile; reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile; obtaining a first expected performance of the first charging pile according to the historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result; and evaluating the performance of the first charging pile according to the first performance detection result and the first expected performance to obtain a first performance test result. Regular test and analysis are carried out to the performance of filling electric pile to having reached, can in time master the running state who fills electric pile, discover the performance problem in advance to effectively guaranteed the operating stability who fills electric pile, increase of service life's technological effect.
Having thus described the general principles of the present application, various non-limiting embodiments thereof will now be described in detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, an embodiment of the present application provides a method for testing charging pile performance, where the method includes:
step S100: acquiring first position distribution information of a first charging pile;
specifically, first electric pile that fills is arbitrary electric pile that fills, and first position distribution information is the first positional information who fills electric pile setting, like ground parking stall, market parking stall, underground parking stall, which city, environmental information etc..
Step S200: reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile;
specifically, historical use data and basic information of the corresponding charging pile are read according to the first charging pile information, the historical use data comprise a summary of all data such as historical use time, use duration and charging amount, and the basic information is basic equipment information of the first charging pile such as a model, power, elements, performance and a manufacturer.
Step S300: obtaining a first expected performance of the first charging pile according to the historical use data and basic information;
further, as shown in fig. 2, the method further includes:
step S310: acquiring environment variable information of the first charging pile according to the first position distribution information;
Step S320: acquiring a first environment information standardization parameter, and carrying out parameter standardization on the environment variable information according to the first environment information standardization parameter to acquire a first environment characteristic data set;
step S330: performing first processing on the first environment characteristic data set to obtain a second environment characteristic data set;
step S340: obtaining a first covariance matrix of the second environment feature data set, and performing matrix operation according to the first covariance matrix to obtain a first feature value set and a first feature vector set, wherein each feature value in the first feature value set corresponds to a unique feature vector in the first feature vector set;
step S350: selecting n characteristic values according to the first characteristic value set, projecting the first environment characteristic data set to characteristic vectors in a first characteristic vector set corresponding to the n characteristic values to obtain a first dimension reduction environment characteristic data set, and obtaining the first expected performance according to the first dimension reduction environment characteristic data set.
Specifically, the environment variable information of the setting position is obtained according to the first position distribution information of the charging pile, such as ambient humidity, temperature, voltage stability, etc., as environmental variable information of the first charging pile, the city information, the specific position information and the environment information of the first charging pile are obtained through the first position distribution information, the temperature and humidity information of the position is obtained through the specific position information of the city information, and the temperature and humidity are corrected by combining the environmental information, for example, the charging pile is arranged in the city, the temperature and humidity information of the position can be obtained according to the weather information of the weather, and then the environmental information corresponding to the specific position distribution is combined, such as an open parking lot under the mountain, and correcting and adjusting the obtained meteorological information by combining the underground humidity and temperature information, so as to obtain the temperature and humidity information of the charging pile as environment variable information. Meanwhile, the stability of the voltage also influences the performance of the charging pile, how the environment of the voltage can be used as environment variable information, the population distribution, the production distribution and the electricity consumption condition of the position in the current time are obtained through the regional information in the first position distribution information, and therefore the voltage environment of the position is obtained, if the electricity consumption of industrial electricity, electric vehicles, air conditioners and the like is high, the stability of an electric power system is influenced, the charging pile mainly depends on the energy supplied by the electric power, and is influenced by the stability of the local electric power system. Because the environment variable information comprises variable information of various different units, in order to perform unified analysis on the various environment variable information, the embodiment of the application adopts a unified standard to perform standardized conversion processing on all variable information, sets the environment according to the influence condition of the environment on the performance of the charging pile, unifies the environment variable information into a standardized information target, for example, 1, 2, 3, 4 and 5 are adopted, corresponding unit conversion is performed on different influence relation degrees, unification is performed on one unit to perform target marking, a first environment characteristic data set is obtained after parameter standardization processing is performed on all the obtained environment variable information, each environment characteristic in the first environment characteristic data set adopts a unified data expression form, and equivalent conversion and analysis can be realized. Performing decentralized processing on the first environment characteristic data set, namely solving the average value of each characteristic data, subtracting the average value of the characteristic data from all the data, obtaining a second environment characteristic data set after decentralized processing, constructing a data matrix by using the obtained second environment characteristic data set, operating the second characteristic data set by using a covariance formula to obtain a covariance matrix, solving characteristic values and characteristic vectors of the covariance matrix, selecting the characteristic vectors corresponding to the first n characteristic values with larger characteristic values according to the size of the characteristic values, wherein n is a positive integer, setting the corresponding number according to the requirement of dimension reduction, projecting the first environment characteristic data set into the selected n characteristic vectors to obtain a first dimension reduction environment characteristic data set subjected to dimension reduction processing, reducing the dimension of the characteristic data on the premise of ensuring the characteristic values, and removing redundant data, the data volume in the characteristic data set is reduced, the data operation processing efficiency is improved, the first expected performance of the charging pile is predicted and analyzed according to the first dimension-reducing environment characteristic data set after dimension reduction, and the first expected performance is expressed as performance parameters such as voltage stability, output power and temperature change range which the charging pile should keep under the environment variable where the charging pile is located.
Step S400: generating a first performance detection scheme according to the first position distribution information and the basic information;
specifically, the charging pile performance detection scheme is customized according to first position distribution information, namely environment variable information around the charging pile, basic information, namely the performance, model, element, parameter and other characteristics of the charging pile, because different models of charging piles have element and performance difference and correspond to different performance detection requirements, the environment variable information in the first position distribution information also has influence on the charging pile, if the heat resistance and temperature rise performance of an expression element in the charging pile basic information are not good in high temperature environment, performance detection should be performed once when the temperature reaches high and at intervals, an element with poor temperature rise performance is detected, or performance detection with short interval time is performed on an element with large temperature rise reaction, performance detection with good high temperature resistance effect and small temperature rise reaction can be performed on an element with long interval time, the performance detection scheme comprises detection time, detection items, item parameters and other related contents. The performance of filling electric pile has certain influence under moist environment similarly, if fill electric pile's basic information including waterproof, shouldering moist performance its to the bearing range of humidity fill electric pile stronger than other models just, corresponding detection item, the content that detecting element corresponds are also different, the interval check-out time requirement also has the difference. Carry out the integrated analysis to the hardware, the environmental characteristic of filling electric pile, carry out the customization of the performance detection scheme that corresponds, help maintaining the user state who fills electric pile, increase of service life.
Step S500: performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result;
further, the method further comprises:
step S510: carrying out a load temperature rise test on the first charging pile according to the second preset load voltage to obtain a first load temperature rise detection result;
step S520: obtaining a first preset temperature rise control condition, and obtaining a first temperature rise performance deviation value according to the first load temperature rise detection result and the first preset temperature rise control condition;
step S530: and obtaining the first performance detection result according to the first temperature-rise performance deviation value.
Specifically, the first charging pile is subjected to periodic performance detection according to detection items and detection time in the first performance detection scheme, and a corresponding detection result is obtained and is a first performance detection result. Detecting the detection items in the first performance detection scheme and the elements and parameters corresponding to the first charging pile to obtain corresponding detection parameters, and producing a corresponding performance detection result of the first charging pile according to the detection parameters. The performance detection method comprises the steps of carrying out performance detection on the first charging pile according to preset load voltage, wherein the temperature rise test is carried out on the electronic element in the charging process and is higher than the temperature of the surrounding environment, the temperature rise test has influence on the service life and the operation stability of the element, the working state of the element can be effectively known through testing the load temperature rise of the element, and the service life and the working stability of the charging pile can be effectively improved through maintaining the element in advance. The first preset temperature rise control condition is a normal temperature rise range requirement determined according to the performance characteristics of the element in charging and the environmental characteristics, a temperature rise performance deviation value is obtained by comparing an actually measured temperature rise detection result with the preset temperature rise control condition, the performance detection result of the element is determined according to the deviation value, if the temperature rise of 1 ℃ before and after 2 hours under the stable condition is the preset temperature rise control condition, if the actually measured temperature rise of 1 ℃ is consistent with the preset temperature rise control condition, the temperature rise is normal, if the temperature rise of more than 2 ℃ is higher, if the temperature rise of more than 5 ℃ exceeds the standard, and the like, the corresponding performance detection result is determined according to the deviation value.
Step S600: and performing performance evaluation on the first charging pile according to the first performance detection result and the first expected performance to obtain a first performance test result.
Specifically, the performance test result of the first charging pile is obtained by evaluating according to the first performance test result and the first expected performance, the first charging pile performance test result is qualified when the first performance test result is in line with the first expected performance, the test result is unqualified when the first performance test result is not in line with the first expected performance, or the difference between the first performance test result and the first expected performance test result is compared with a preset difference threshold value, and different differences correspond to different test results. The performance of charging piles is regularly tested and analyzed, the running state of the charging piles can be timely mastered, and performance problems can be found in advance, so that the running stability of the charging piles is effectively guaranteed, the technical effect of prolonging the service life is achieved, and the technical problems that in the prior art, fault detection and performance maintenance are carried out manually, the efficiency is low, and the performance state of the charging piles cannot be timely mastered and effectively maintained are solved.
Further, as shown in fig. 3, the method further includes:
step S710: obtaining a first preset load voltage of the first charging pile according to the basic information;
Step S720: obtaining load data of the first charging pile according to the historical use data;
step S730: carrying out data load deviation degree analysis according to the load data to obtain a first load deviation degree analysis result;
step S740: adjusting the first preset load voltage according to the first load deviation degree analysis result to obtain a second preset load voltage;
step S750: the first performance detection scheme is obtained in accordance with the second predetermined load voltage.
Specifically, when a first performance detection scheme is determined, comprehensive comparison analysis can be performed on the load voltage of the charging pile and the voltage load condition of actual application, and the corresponding performance detection scheme is determined according to the actual application state, specifically, a first preset load voltage of the charging pile is obtained according to basic information, actual load data is obtained by using historical use data, deviation degree analysis is performed on the actual load data and the first preset load voltage, so that a load deviation degree result between the load data of actual application and the preset load voltage is obtained, the load deviation degree result comprises the statistics of the magnitude of load deviation, the deviation time and the deviation times, analysis is performed according to the magnitude of deviation, the deviation time and the deviation times, the first preset load voltage is adjusted by using the actual load condition, namely, the load voltage corresponding to a preset index is adjusted according to the actual application condition, the method comprises the steps that the requirement that preset load voltage can not be achieved in practical application exists under the influence of application environment and application objects, the second preset load voltage is the preset load voltage adjusted according to the actual voltage load condition, and scheme parameters, detection time intervals and detection elements in the corresponding first performance detection scheme are determined according to the corrected second preset load voltage.
Further, the method further comprises:
step S810: obtaining a first preset temperature setting threshold;
step S820: judging whether the first load temperature rise detection result meets the first preset temperature setting threshold value or not;
step S830: when the first load temperature rise detection result meets the first preset temperature setting threshold, performing state evaluation on the heating component to obtain a first state evaluation result;
step 840: and setting and adjusting the early warning parameters of the first charging pile according to the first state evaluation result.
Specifically, the temperature setting threshold of the element is determined according to the element characteristics and the environment of the charging pile, that is, in which temperature range is required to ensure the stability of the operating state of the element and the hardware requirements of the element, different preset temperature rise thresholds are set for different elements, that is, a first preset temperature setting threshold is set, the first preset temperature setting threshold and the preset temperature setting threshold of the element corresponding to the first charging pile are set, the first preset temperature setting threshold is the maximum temperature value born by the element and can be failed if the first preset temperature setting threshold is exceeded, in order to find the performance failure of the element in advance and avoid the element damage, the first preset temperature setting threshold can be set to be slightly smaller than the maximum temperature bearing range, and if the maximum temperature bearing is 150 ℃, the first preset temperature setting threshold is set to be 140 ℃. Meanwhile, the temperature rise range of the element in different environments can be considered, for example, different temperature requirements are met under different environments with different humidity, temperature and voltage conditions, the preset temperature setting threshold value is lower than the preset temperature setting threshold value under the environment with higher temperature than the environment with lower temperature, namely, under the condition of higher temperature environment, if the temperature rise of the element is higher, the damage to the element is larger, different temperature setting threshold values are determined by combining the influence conditions of different environment variable information, and the performance and the service life of the element are ensured. And judging whether the set temperature threshold value is exceeded or not according to the load temperature rise checking result, and alarming if the set temperature threshold value is exceeded so as to avoid the element from being damaged and having a fault. Further solved among the prior art through artifical fault detection and performance maintenance, inefficiency, can't in time master and effectively maintain the technical problem who fills electric pile's performance status.
Further, the method further comprises:
step S910: obtaining a position humidity change parameter of the first charging pile according to the first position distribution information;
step S920: performing stability evaluation on the first charging pile according to the first performance detection result and the position humidity change parameter to obtain a first stability evaluation result;
step S930: and early warning of the first charging pile is carried out according to the first stability evaluation result.
Specifically, in addition to considering the influence of temperature on the performance of the charging pile and considering that humidity also has a certain influence on the performance of the charging pile, the humidity influence relationship of the surrounding environment of the charging pile is analyzed, so that the performance of the charging pile is evaluated and tested, the stability of the charging pile is evaluated through the humidity change parameter of the surrounding environment of the first charging pile and the first performance detection result, namely whether the charging pile can stably work under the condition of the change of the environmental humidity or not is judged, so that how much influence is generated on the index parameter in the first performance detection result is obtained, if the influence is generated on the stability of the index parameter in the first performance detection result, the influence degree is judged, if the normal performance requirement of the element is exceeded, corresponding alarm reminding is carried out, and if the influence is not exceeded, the detection result is sent to a management platform or an intelligent terminal, the current testing result and the stability parameter of filling electric pile are known, if the stability assessment result does not reach the condition of reporting to the police, but when great floating change has appeared, can fix a position the position of filling electric pile according to the testing result of feedback, maintain according to the maintenance measure that stability assessment result and position humidity change parameter selection correspond, thereby fill electric pile operating condition's adjustment in advance, in order to avoid continuing to produce serious consequence to it under this environment, and influence the normal operating of filling electric pile or cause the trouble to influence life. Further solved among the prior art through artifical fault detection and performance maintenance, inefficiency, can't in time master and effectively maintain the technical problem who fills electric pile's performance status.
Further, the method comprises:
step S1010: obtaining the actual output power of the first charging pile;
step S1020: performing output stability evaluation on the first charging pile according to the actual output power to obtain a first output stability evaluation result;
step S1030: and obtaining the first performance detection result according to the first output stability evaluation result.
Specifically, the output power and the voltage stability have a relationship, the voltage stability is used as one of the environmental variable information and also has an influence on the performance of the charging pile, the output stability of the charging pile is evaluated by using the actual output power of the first charging pile, the actual output power comprises the sum of the output powers within a preset time, the output stability is obtained according to the change curve of the actual output power, a performance detection result is carried out according to the stability evaluation result of the output power, similarly, if the output power has poor stability, the output power can be stabilized by adjusting the output power, when the first output stability exceeds a stability threshold value, early warning information is sent, the output power stability of the charging pile can be evaluated, the condition that the service life of an element is influenced under the condition that the output power is unstable for a long time, the element fails to cause element faults and influence the normal use of the charging pile is avoided, through regularly carrying out output's detection and test to filling electric pile, can in time remind and adjust the unusual that fills electric pile to the stability of filling electric pile has been maintained, its life has been guaranteed.
To sum up, the charging pile performance testing method provided by the embodiment of the application has the following technical effects:
1. obtaining a first expected performance of the first charging pile according to the historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; and performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result. The environmental parameter variable and the self element parameter information of charging pile are combined, the actual working state of the charging pile is fitted more, the performance detection result is more accurate, the phenomenon that the detection result deviation is caused to maintain in place due to the influence of the environment is avoided, and the technical effect of using the charging pile is influenced.
2. Obtaining environment variable information of the first charging pile according to the first position distribution information; obtaining a first environment information standardization parameter, and carrying out parameter standardization on the environment variable information according to the first environment information standardization parameter to obtain a first environment characteristic data set. The technical effects that data with different parameter types are unified, standard value representation of the characteristic data is achieved, data analysis is facilitated due to the fact that the target types of the characteristic data are unified, and reliability of the data analysis is guaranteed are achieved.
3. Obtaining a first preset load voltage of the first charging pile according to the basic information; obtaining load data of the first charging pile according to the historical use data; carrying out data load deviation degree analysis according to the load data to obtain a first load deviation degree analysis result; adjusting the first preset load voltage according to the first load deviation degree analysis result to obtain a second preset load voltage; the first performance detection scheme is obtained in accordance with the second predetermined load voltage. The method achieves the technical effects of adjusting the preset voltage by using the actual load voltage to ensure the accuracy of the test result, avoiding the reference and measurement of the test result according to the set standard value, avoiding the test result deviation which does not conform to the actual application condition and ensuring the reliability of the test result.
Example two
Based on the same inventive concept as the method for testing the performance of the charging pile in the previous embodiment, the invention further provides a system for testing the performance of the charging pile, and referring to fig. 4, the system comprises:
a first obtaining unit 11, where the first obtaining unit 11 is configured to obtain first position distribution information of a first charging pile;
A second obtaining unit 12, where the second obtaining unit 12 is configured to read historical usage data of the first charging pile, and obtain historical usage data and basic information of the first charging pile;
a third obtaining unit 13, where the third obtaining unit 13 is configured to obtain a first expected performance of the first charging pile according to the historical usage data and basic information;
a first generating unit 14, wherein the first generating unit 14 is configured to generate a first performance detection scheme according to the first location distribution information and the basic information;
a fourth obtaining unit 15, where the fourth obtaining unit 15 is configured to perform performance detection on the first charging pile based on the first performance detection scheme, so as to obtain a first performance detection result;
a fifth obtaining unit 16, where the fifth obtaining unit 16 is configured to perform performance evaluation on the first charging pile according to the first performance detection result and the first expected performance, and obtain a first performance test result.
Further, the system further comprises:
a sixth obtaining unit, configured to obtain environment variable information of the first charging pile according to the first position distribution information;
A seventh obtaining unit, configured to obtain a first environment information standardization parameter, standardize the parameter of the environment variable information according to the first environment information standardization parameter, and obtain a first environment feature data set;
an eighth obtaining unit, configured to perform first processing on the first environment feature data set to obtain a second environment feature data set;
a ninth obtaining unit, configured to obtain a first covariance matrix of the second environmental feature data set, perform matrix operation according to the first covariance matrix, and obtain a first feature value set and a first feature vector set, where each feature value in the first feature value set corresponds to a unique feature vector in the first feature vector set;
a first execution unit, configured to select n feature values according to the first feature value set, project the first environment feature data set to feature vectors in a first feature vector set corresponding to the n feature values, obtain a first dimension-reduced environment feature data set, and obtain the first expected performance according to the first dimension-reduced environment feature data set.
Further, the system further comprises:
a tenth obtaining unit, configured to obtain a first predetermined load voltage of the first charging pile according to the basic information;
an eleventh obtaining unit, configured to obtain load data of the first charging pile according to the historical usage data;
a twelfth obtaining unit, configured to perform data load deviation analysis according to the load data, and obtain a first load deviation analysis result;
a thirteenth obtaining unit, configured to perform adjustment of the first predetermined load voltage according to the first load deviation degree analysis result, and obtain a second predetermined load voltage;
a fourteenth obtaining unit for obtaining the first performance detection scheme according to the second predetermined load voltage.
Further, the system further comprises:
a fourteenth obtaining unit, configured to perform a load temperature rise test on the first charging pile according to the second predetermined load voltage, so as to obtain a first load temperature rise detection result;
a fifteenth obtaining unit, configured to obtain a first preset temperature rise control condition, and obtain a first temperature rise performance deviation value according to the first load temperature rise detection result and the first preset temperature rise control condition;
A sixteenth obtaining unit, configured to obtain the first performance detection result according to the first temperature-rise performance deviation value.
Further, the system further comprises:
a seventeenth obtaining unit, configured to obtain a first preset temperature setting threshold;
the first judging unit is used for judging whether the first load temperature rise detection result meets the first preset temperature setting threshold value or not;
an eighteenth obtaining unit, configured to perform state evaluation on the heat generating component to obtain a first state evaluation result when the first load temperature rise detection result satisfies the first preset temperature setting threshold;
and the first adjusting unit is used for setting and adjusting the early warning parameters of the first charging pile according to the first state evaluation result.
Further, the system further comprises:
a nineteenth obtaining unit, configured to obtain a position humidity variation parameter of the first charging pile according to the first position distribution information;
a twentieth obtaining unit, configured to perform stability evaluation on the first charging pile according to the first performance detection result and the position humidity change parameter, and obtain a first stability evaluation result;
And the first early warning unit is used for carrying out early warning on the first charging pile according to the first stability evaluation result.
Further, the system further comprises:
a twenty-first obtaining unit, configured to obtain actual output power of the first charging pile;
a twenty-second obtaining unit, configured to perform output stability evaluation on the first charging pile according to the actual output power, and obtain a first output stability evaluation result;
a twenty-third obtaining unit configured to obtain the first performance detection result according to the first output stability evaluation result.
In the present specification, each embodiment is described in a progressive manner, and the focus of each embodiment is to explain differences of other embodiments, and the charging pile performance testing method and the specific example in the first embodiment of fig. 1 are also applicable to a charging pile performance testing system of the present embodiment. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Exemplary electronic device
An electronic apparatus of an embodiment of the present application is described below with reference to fig. 5.
Fig. 5 illustrates a schematic structural diagram of an electronic device according to an embodiment of the application.
Based on the inventive concept of the charging pile performance testing method in the foregoing embodiment, the present invention further provides a charging pile performance testing system, in which a computer program is stored, and the computer program, when executed by a processor, implements the steps of any one of the foregoing charging pile performance testing methods.
Where in fig. 5 a bus architecture (represented by bus 300), bus 300 may include any number of interconnected buses and bridges, bus 300 linking together various circuits including one or more processors, represented by processor 302, and memory, represented by memory 304. The bus 300 may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. A bus interface 305 provides an interface between the bus 300 and the receiver 301 and transmitter 303. The receiver 301 and the transmitter 303 may be the same element, i.e., a transceiver, providing a means for communicating with various other apparatus over a transmission medium.
The processor 302 is responsible for managing the bus 300 and general processing, and the memory 304 may be used for storing data used by the processor 302 in performing operations.
The application provides a charging pile performance testing method and system, wherein first position distribution information of a first charging pile is obtained; reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile; obtaining a first expected performance of the first charging pile according to the historical use data and basic information; generating a first performance detection scheme according to the first position distribution information and the basic information; performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result; and performing performance evaluation on the first charging pile according to the first performance detection result and the first expected performance to obtain a first performance test result. Regular test and analysis are carried out to the performance of filling electric pile to having reached, can in time master the running state who fills electric pile, discover the performance problem in advance to effectively guaranteed the operating stability who fills electric pile, increase of service life's technological effect. And then solved among the prior art through artifical fault detection and performance maintenance, inefficiency, can't in time master and effectively maintain the technical problem who fills electric pile's performance state.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, apparatus, or computer program product. Accordingly, the present application may take the form of an entirely software embodiment, an entirely hardware embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application is in the form of a computer program product that may be embodied on one or more computer-usable storage media having computer-usable program code embodied therewith. And such computer-usable storage media include, but are not limited to: various media capable of storing program codes, such as a usb disk, a portable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk Memory, a Compact Disc Read-Only Memory (CD-ROM), and an optical Memory.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create a system for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including an instruction system which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks. While preferred embodiments of the present invention 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. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A charging pile performance test method is characterized by comprising the following steps:
acquiring first position distribution information of a first charging pile;
reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile;
obtaining a first expected performance of the first charging pile according to the historical use data and basic information;
generating a first performance detection scheme according to the first position distribution information and the basic information;
performing performance detection on the first charging pile based on the first performance detection scheme to obtain a first performance detection result;
performing performance evaluation on the first charging pile according to the first performance detection result and the first expected performance to obtain a first performance test result;
the method further comprises the following steps:
Obtaining environment variable information of the first charging pile according to the first position distribution information;
acquiring a first environment information standardization parameter, and carrying out parameter standardization on the environment variable information according to the first environment information standardization parameter to acquire a first environment characteristic data set;
performing first processing on the first environmental characteristic data set to obtain a second environmental characteristic data set;
obtaining a first covariance matrix of the second environment feature data set, and performing matrix operation according to the first covariance matrix to obtain a first feature value set and a first feature vector set, wherein each feature value in the first feature value set corresponds to a unique feature vector in the first feature vector set;
selecting n characteristic values according to the first characteristic value set, projecting the first environment characteristic data set to characteristic vectors in a first characteristic vector set corresponding to the n characteristic values to obtain a first dimension reduction environment characteristic data set, and obtaining the first expected performance according to the first dimension reduction environment characteristic data set;
the method further comprises the following steps:
obtaining a first preset load voltage of the first charging pile according to the basic information;
Obtaining load data of the first charging pile according to the historical use data;
carrying out data load deviation degree analysis according to the load data to obtain a first load deviation degree analysis result;
adjusting the first preset load voltage according to the first load deviation analysis result to obtain a second preset load voltage;
the first performance detection scheme is obtained in accordance with the second predetermined load voltage.
2. The method of claim 1, wherein the method further comprises:
carrying out a load temperature rise test on the first charging pile according to the second preset load voltage to obtain a first load temperature rise detection result;
obtaining a first preset temperature rise control condition, and obtaining a first temperature rise performance deviation value according to the first load temperature rise detection result and the first preset temperature rise control condition;
and obtaining the first performance detection result according to the first temperature-rise performance deviation value.
3. The method of claim 2, wherein the method further comprises:
obtaining a first preset temperature setting threshold;
judging whether the first load temperature rise detection result meets the first preset temperature setting threshold value or not;
When the first load temperature rise detection result meets the first preset temperature setting threshold, performing state evaluation on the heating component to obtain a first state evaluation result;
and setting and adjusting the early warning parameters of the first charging pile according to the first state evaluation result.
4. The method of claim 1, wherein the method further comprises:
obtaining a position humidity change parameter of the first charging pile according to the first position distribution information;
performing stability evaluation on the first charging pile according to the first performance detection result and the position humidity change parameter to obtain a first stability evaluation result;
and early warning of the first charging pile is carried out according to the first stability evaluation result.
5. The method of claim 1, wherein the method comprises:
obtaining the actual output power of the first charging pile;
performing output stability evaluation on the first charging pile according to the actual output power to obtain a first output stability evaluation result;
and obtaining the first performance detection result according to the first output stability evaluation result.
6. A charging pile performance testing system, the system comprising:
The first obtaining unit is used for obtaining first position distribution information of the first charging pile;
the second obtaining unit is used for reading historical use data of the first charging pile to obtain the historical use data and basic information of the first charging pile;
a third obtaining unit, configured to obtain a first expected performance of the first charging pile according to the historical usage data and basic information;
a first generation unit configured to generate a first performance detection scheme from the first location distribution information and the basic information;
a fourth obtaining unit, configured to perform performance detection on the first charging pile based on the first performance detection scheme, so as to obtain a first performance detection result;
a fifth obtaining unit, configured to perform performance evaluation on the first charging pile according to the first performance detection result and the first expected performance, so as to obtain a first performance test result;
a sixth obtaining unit, configured to obtain environment variable information of the first charging pile according to the first position distribution information;
A seventh obtaining unit, configured to obtain a first environment information standardization parameter, standardize the parameter of the environment variable information according to the first environment information standardization parameter, and obtain a first environment feature data set;
an eighth obtaining unit, configured to perform first processing on the first environment feature data set to obtain a second environment feature data set;
a ninth obtaining unit, configured to obtain a first covariance matrix of the second environmental feature data set, perform matrix operation according to the first covariance matrix, and obtain a first feature value set and a first feature vector set, where each feature value in the first feature value set corresponds to a unique feature vector in the first feature vector set;
a first execution unit, configured to select n feature values according to the first feature value set, project the first environment feature data set to feature vectors in a first feature vector set corresponding to the n feature values, obtain a first dimension-reduced environment feature data set, and obtain the first expected performance according to the first dimension-reduced environment feature data set;
A tenth obtaining unit, configured to obtain a first predetermined load voltage of the first charging pile according to the basic information;
an eleventh obtaining unit, configured to obtain load data of the first charging pile according to the historical usage data;
a twelfth obtaining unit, configured to perform data load deviation analysis according to the load data, and obtain a first load deviation analysis result;
a thirteenth obtaining unit configured to perform adjustment of the first predetermined load voltage according to the first load deviation degree analysis result, and obtain a second predetermined load voltage;
a fourteenth obtaining unit for obtaining the first performance detection scheme according to the second predetermined load voltage.
7. A charging pile performance testing system comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the steps of the method of any one of claims 1 to 5 when executing the program.
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