Rapid fuse test system based on model data supplement

Abstract

The invention discloses a rapid fuse test system based on model data supplement, and belongs to the technical field of fuse test. In order to solve the problems of insufficient data and too slow speed in a fuse test process, the test preparation unit is used for ensuring that an authorized and approved fuse test application can be executed by starting and managing a preliminary stage of a test process, and the preliminary stage of starting and managing the test process comprises receiving and approving the test application; the test execution unit is used for implementing a fuse test plan and monitoring test activities, managing the state and use of the fuse, and ensuring effective distribution of test resources and smooth test; and the data recording unit is used for collecting the test result of the fuse, maintaining the test data of the fuse, evaluating the test performance through an analysis tool and guiding a subsequent test strategy, so that the whole step of quickly testing the fuse is realized, and the test speed and effect of the fuse can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of fuse testing, and in particular to a fast fuse testing system based on model data supplementation. Background Art

[0002] With the leapfrog improvement of power supply capacity of power batteries and DC power supplies, and the increasing number and performance requirements of various high-level and high-demand electronic products, it is increasingly important to ensure stable power supply of various power supplies, protect the circuits, and avoid damage to various loads used in the circuits.

[0003] Currently, fuses are widely used in various power distribution systems and electrical equipment. They are the most common circuit protection components. However, before fuses are officially used, they need to be tested. However, in the existing testing process, the current rise speed of the test system is slow, and effective data cannot be provided to simulate the actual fusing scenario.

[0004] The above defects deserve improvement. Summary of the invention

[0005] The present invention provides a fast fuse testing system based on model data supplementation to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides a fast fuse testing system based on model data supplementation, comprising:

[0007] Test preparation unit for:

[0008] Ensure that only authorized and approved fuse test applications are executed by initiating and managing the preliminary stages of the test process, wherein the initial stages of initiating and managing the test process include receiving and approving the test application;

[0009] Test execution unit, used to:

[0010] Implement fuse test plans and monitor test activities, and manage fuse status and usage to ensure effective allocation of test resources and smooth testing;

[0011] Data logging unit for:

[0012] Collect fuse test results, maintain fuse test data, and use analysis tools to evaluate test performance and guide subsequent test strategies.

[0013] Furthermore, the test preparation unit includes:

[0014] User management module is used to: ensure the security and efficiency of the test system, and implement identity authentication and permission control by assigning appropriate access rights and roles to different users;

[0015] The test application module is used to provide an interface for users to submit test requests, including fuse specifications, test types, and test conditions. Users enter test requirements through this module, wherein the test application module includes support for users to track application status and history records;

[0016] The application approval module is used to: convert the test requirements into test tasks through the system and submit them to the administrator for approval;

[0017] After approval, the system will arrange testing resources and time, and notify the user to conduct the test.

[0018] Furthermore, the test execution unit includes:

[0019] The equipment management module is used to: monitor and maintain the fuse test equipment involved in the test system, allowing the administrator to record and update the fuse test equipment information, track the fuse test equipment status, schedule regular maintenance and calibration, and assign the fuse test equipment to specific testers or test items to ensure the best use of the fuse test equipment and the efficient operation of the test process;

[0020] Test management module for:

[0021] Plan, execute and monitor fuse related testing activities, including developing test plans, implementing test procedures, managing fuse testing equipment, and recording and analyzing test results to ensure the smooth progress of the testing process and the accuracy of test data.

[0022] Furthermore, the data recording unit includes:

[0023] An interface query module is used to: provide a user interface to enable a user to search and view stored test data and historical records;

[0024] The record display module is used to: display query results and present test data and related information in an intuitive and easy-to-understand way;

[0025] The permission control module is used to: ensure that only authorized users can access sensitive data, and ensure the security and confidentiality of data;

[0026] Report generation module for: Generate detailed test reports based on recorded data to support decision making and future data analysis.

[0027] Furthermore, the user management module includes:

[0028] The account management submodule is used to:

[0029] Create, modify and delete user accounts, and control the activation status of accounts to ensure the system has basic control over user identities;

[0030] The permission control submodule is used to:

[0031] Define and manage permissions for users or user groups to gain access to supported system functions and data;

[0032] Security submodule for:

[0033] Handles user security-related functions such as password management, login attempt monitoring, and authentication;

[0034] User self-service submodule, used to:

[0035] Provide an interface for users to update their personal information and view their account status.

[0036] Furthermore, the test application module includes:

[0037] Application submission submodule, used to:

[0038] Fill in the necessary test information through the application submission submodule and submit the test request. The test information includes the test type, sample specifications, and test conditions;

[0039] Application review submodule, used to:

[0040] Administrators receive, review and process test applications through the Application Review submodule, including approving test requests or providing users with information that needs to be supplemented;

[0041] Application scheduling submodule, used for:

[0042] Automatically or manually arrange test requests to ensure effective allocation and utilization of test resources, and ensure that test requests are executed according to the predetermined plan;

[0043] Application tracking submodule, used to:

[0044] Monitor the status and progress of your test requests using the Request Tracking submodule to ensure they are progressing as planned and stay informed of any delays or changes.

[0045] Furthermore, the device management module includes:

[0046] The device information registration submodule is used to:

[0047] Input and update the information of the test fuse, wherein the information of the test fuse includes the device number, type, specification, location, and status;

[0048] The equipment maintenance submodule is used to:

[0049] Schedule regular maintenance and track repair history to ensure fuses are in good condition and prevent potential failures;

[0050] Equipment status monitoring submodule, used for:

[0051] Real-time monitoring of the status of the fuse to facilitate rapid response to equipment problems, wherein the monitoring of the status of the fuse includes usage, availability, and performance indicators;

[0052] The device scheduling submodule is used to:

[0053] Assign fuses to specific test tasks to optimize fuse usage and improve test efficiency.

[0054] Furthermore, the test management module includes:

[0055] Test plan submodule, used to:

[0056] Define a series of test processes and plans that the fuse needs to undergo, and arrange each test type as part of the test plan, where the test types include continuity test and withstand voltage test;

[0057] Test execution submodule, used to:

[0058] Follow and execute the test process defined in the test plan submodule;

[0059] Data logging submodule for:

[0060] After the test execution submodule completes the test, the test results are recorded in the test execution submodule;

[0061] Model building submodule for:

[0062] By analyzing historical test data to train and optimize the prediction model, the test fuse setting value is predicted and adjusted, thereby improving the accuracy and efficiency of the test and providing data support for test decisions.

[0063] Furthermore, the model building submodule includes:

[0064] Collecting test data during the test of the fuse tester, wherein the test data includes a test current value, a set current value, a fuse resistance value, and a cable specification;

[0065] Using MATLAB to perform data analysis to determine key factors that affect the accuracy of the test current, wherein the data analysis using MATLAB includes scatter plots and correlation analysis;

[0066] Select the univariate linear regression model and BP neural network model as the prediction model;

[0067] According to MATLAB, regression analysis and neural network training are performed using the provided data set;

[0068] The trained prediction model is integrated into the fuse test management system to predict and adjust the setting value of the fuse during the fuse test process.

[0069] Furthermore, the test plan submodule includes:

[0070] The continuity test is used to confirm whether the fuse is in the conducting state under normal working conditions, that is, to check whether the fuse can be energized normally;

[0071] The withstand voltage test is used to: verify whether the fuse can withstand the predetermined voltage without breakdown or flashover under high voltage;

[0072] Temperature test, used to: measure the temperature of the fuse in the working state to evaluate its heat dissipation performance and thermal stability under overload conditions;

[0073] Operating characteristic test, used to: perform operating time and ampere-second characteristic test to evaluate the speed and ability of the fuse to respond and cut off the circuit under overload conditions;

[0074] The ampere-second characteristic test is used to: evaluate the operating time of the fuse under different currents;

[0075] Life test, used to: evaluate the long-term reliability and mechanical life of the fuse through repeated on-off testing;

[0076] The breaking capacity test is used to: test the maximum current value that the fuse can safely cut off under short-circuit conditions to verify the breaking capacity of the fuse;

[0077] Melting heat value test is used to: determine the ability of the fuse to withstand instantaneous overcurrent and evaluate the performance of the fuse under short-term overload conditions.

[0078] Compared with the prior art, the present invention has the following beneficial effects:

[0079] 1. The equipment management module and the test management module can ensure that the test equipment is in the best condition and optimize the test process. By real-time monitoring of equipment status and maintenance of test equipment, potential failures can be prevented and test interruptions caused by equipment failures can be reduced, thereby improving test efficiency.

[0080] 2. By collecting key data during the fuse test process (such as test current value, set current value, fuse resistance value and cable specifications), MATLAB is used for data analysis, including scatter plots and correlation analysis, to determine the key factors that affect the accuracy of the test current. This step helps to deeply understand the performance of the fuse and the relationship between variables during the test process, and integrates the trained prediction model into the fuse test management system for real-time prediction and adjustment of the fuse set value to ensure the accuracy and efficiency of the test. This integrated method allows the system to automatically adjust the test parameters to adapt to different test conditions and requirements, thereby increasing the speed of the entire test process. BRIEF DESCRIPTION OF THE DRAWINGS

[0081] Figure 1 The module principle diagram of the fast fuse testing system based on model data supplementation of the present invention is shown in FIG. DETAILED DESCRIPTION

[0082] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0083] See also Figure 1 , the present invention provides the following technical solutions:

[0084] A fast fuse testing system based on model data supplementation, comprising:

[0085] Test preparation unit for:

[0086] Ensure that only authorized and approved fuse test applications are executed by initiating and managing the preliminary stages of the test process, wherein the initial stages of initiating and managing the test process include receiving and approving the test application;

[0087] Test execution unit, used to:

[0088] Implement fuse test plans and monitor test activities, and manage fuse status and usage to ensure effective allocation of test resources and smooth testing;

[0089] Data logging unit for:

[0090] Collect fuse test results, maintain fuse test data, and use analysis tools to evaluate test performance and guide subsequent test strategies.

[0091] In this embodiment, the fuse test is a process of evaluating the performance of a circuit protection device, namely a fuse, to ensure that it can reliably disconnect the circuit under abnormal current conditions, thereby protecting the circuit and equipment from damage.

[0092] In this embodiment, the fuse test data generally refers to various performance parameters and results collected and recorded during the fuse test process. These data are used to evaluate whether the performance of the fuse meets the design requirements and applicable standards.

[0093] Specifically, the test preparation unit, test execution unit and data recording unit together constitute an efficient fuse test management system, ensuring the standardization, compliance and effectiveness of the test process. The test preparation unit is responsible for approving and initiating the test process, the test execution unit monitors and manages the test activities, and the data recording unit collects and analyzes the test results. The three work together to improve the test quality, optimize resource allocation, reduce risks, and provide data support for continuous improvement.

[0094] Test preparation unit, including:

[0095] User management module is used to: ensure the security and efficiency of the test system, and implement identity authentication and permission control by assigning appropriate access rights and roles to different users;

[0096] The test application module is used to provide an interface for users to submit test requests, including fuse specifications, test types, and test conditions. Users enter test requirements through this module, wherein the test application module includes support for users to track application status and history records;

[0097] The application approval module is used to: convert the test requirements into test tasks through the system and submit them to the administrator for approval;

[0098] After approval, the system will arrange testing resources and time, and notify the user to conduct the test.

[0099] User management module, including:

[0100] The account management submodule is used to:

[0101] Create, modify and delete user accounts, and control the activation status of accounts. It is the basis of user management and ensures the system's basic control over user identities.

[0102] The permission control submodule is used to:

[0103] Define and manage permissions for users or user groups, determining the system functions and data they can access. This submodule is critical for protecting sensitive data and ensuring that users can only perform authorized operations.

[0104] Security submodule for:

[0105] Handles user security-related functions such as password management, login attempt monitoring, and authentication, which helps protect user information from unauthorized access;

[0106] User self-service submodule, used to:

[0107] Providing an interface that allows users to update their personal information, such as passwords and contact information, and view their account status improves the user experience and reduces the burden on administrators.

[0108] Test application module, including:

[0109] Application submission submodule, used to:

[0110] Fill in the necessary test information, such as test type, sample specifications, test conditions, etc. through this submodule, and submit the test request;

[0111] Application review submodule, used to:

[0112] Administrators use this submodule to receive, view, and process test requests, including approving test requests or providing users with information that needs to be supplemented;

[0113] Application scheduling submodule, used for:

[0114] Automatically or manually arrange test requests to ensure effective allocation and utilization of test resources, and ensure that test requests are executed according to the predetermined plan;

[0115] Application tracking submodule, used to:

[0116] Use this submodule to monitor the status and progress of your test requests to ensure they are progressing as planned and to be informed of any delays or changes.

[0117] In this embodiment, the interface in the test application module is a user-friendly graphical user interface, which allows the user to enter necessary test information, such as fuse specifications, test types and conditions, and interact with it through forms, buttons and instructions to submit test requests and receive feedback.

[0118] In this embodiment, users generally refer to ordinary operators who interact with the fuse test system. They may be technicians, engineers, or other staff who need to use the test system to submit test requests and view test results. Users submit test requirements through the interface provided by the system, but their permissions are limited and they can usually only access specific functions and data related to their work.

[0119] Specifically, administrators are staff with higher levels of access and control capabilities. They are responsible for managing system user accounts, approving test applications, monitoring test progress, and ensuring the proper allocation of test resources. Administrators are responsible for ensuring the security, efficiency, and compliance of the test system. They may also be responsible for the system's daily maintenance and technical support.

[0120] Test execution unit, including:

[0121] The device management module is used to monitor and maintain the fuse test equipment involved in the test system. It allows administrators to record and update equipment information, track equipment status, schedule regular maintenance and calibration, and assign equipment to specific testers or test projects, thereby ensuring optimal use of equipment and efficient operation of the test process.

[0122] Test management module for:

[0123] Plan, execute and monitor fuse related testing activities, including developing test plans, implementing test procedures, managing test equipment, and recording and analyzing test results to ensure the smooth progress of the testing process and the accuracy of test data.

[0124] Device management module, including:

[0125] The device information registration submodule is used to:

[0126] Enter and update test equipment information, such as equipment number, type, specification, location, status, etc.;

[0127] The equipment maintenance submodule is used to:

[0128] Schedule regular maintenance and track repair history to ensure equipment is in good condition and prevent potential failures;

[0129] Equipment status monitoring submodule, used for:

[0130] Real-time monitoring of device status, including usage, availability, performance indicators, etc., to facilitate rapid response to device problems;

[0131] The device scheduling submodule is used to:

[0132] Assign equipment to specific test tasks to optimize equipment usage and improve test efficiency.

[0133] Test plan submodule, used to:

[0134] Define a series of test processes and plans that the fuse needs to undergo. Each test type (such as continuity test, withstand voltage test, etc.) will be arranged as part of the test plan:

[0135] Test execution submodule, used to:

[0136] According to the test process defined in the test plan submodule, perform the following tests;

[0137] Data logging submodule for:

[0138] After the test execution submodule completes the test, the test results will be recorded in this submodule;

[0139] Model building submodule for:

[0140] By analyzing historical test data, predictive models are trained and optimized to predict and adjust test equipment settings, thereby improving test accuracy and efficiency and providing data support for test decisions.

[0141] Model building submodules, including:

[0142] Collecting test data during the test of the fuse tester, wherein the test data includes a test current value, a set current value, a fuse resistance value, and a cable specification;

[0143] Using MATLAB to perform data analysis to determine key factors that affect the accuracy of the test current, wherein the data analysis using MATLAB includes scatter plots and correlation analysis;

[0144] Select the univariate linear regression model and BP neural network model as the prediction model;

[0145] According to MATLAB, regression analysis and neural network training are performed using the provided data set;

[0146] The trained prediction model is integrated into the fuse test management system to predict and adjust the setting value of the fuse during the fuse test process.

[0147] The test plan submodule also includes:

[0148] The continuity test is used to confirm whether the fuse is in the conducting state under normal working conditions, that is, to check whether the fuse can be energized normally;

[0149] The withstand voltage test is used to: verify whether the fuse can withstand the predetermined voltage without breakdown or flashover under high voltage;

[0150] Temperature test, used to: measure the temperature of the fuse in the working state to evaluate its heat dissipation performance and thermal stability under overload conditions;

[0151] Operating characteristic test, used to: include operating time and ampere-second characteristic test, to evaluate the speed and ability of the fuse to respond and cut off the circuit under overload conditions;

[0152] The ampere-second characteristic test is used to: estimate the operating time of the fuse under different currents;

[0153] Life test, used to: evaluate the long-term reliability and mechanical life of the fuse through repeated on-off testing;

[0154] The breaking capacity test is used to: test the maximum current value that the fuse can safely cut off under short-circuit conditions to verify its breaking capacity;

[0155] Melting heat value test is used to determine the ability of the fuse to withstand instantaneous overcurrent and evaluate its performance under short-term overload conditions.

[0156] Furthermore, during the fuse test process, after the test data is collected, MATLAB can be used for data analysis to determine the key factors affecting the accuracy of the test current. Through scatter plots and correlation analysis, the relationship between different test data can be intuitively observed and the linear correlation between them can be evaluated. The univariate linear regression model and the BP neural network model are selected as the prediction model. Regression analysis and neural network training can be performed based on the provided data set, and then the trained prediction model can be integrated into the fuse test management system to predict and adjust the set value of the fuse during the fuse test process.

[0157] Data recording unit, comprising:

[0158] An interface query module is used to: provide a user interface to enable a user to search and view stored test data and historical records;

[0159] The record display module is used to: display query results and present test data and related information in an intuitive and easy-to-understand way;

[0160] The permission control module is used to: ensure that only authorized users can access sensitive data, and ensure the security and confidentiality of data;

[0161] Report generation module for: Generate detailed test reports based on recorded data to support decision making and future data analysis.

[0162] In this embodiment, the user interface in fuse testing refers to an interactive platform designed specifically for testers, which provides intuitive controls and functions such as query input, data display, report generation, etc., so that users can efficiently search, view, analyze and record management of fuse test data, while ensuring the security and confidentiality of test data through permission control.

[0163] The working principle and beneficial effects of the above technical solution are: by collecting key data during the fuse test process (such as test current value, set current value, fuse resistance value and cable specifications), MATLAB is used for data analysis, including scatter plots and correlation analysis, to determine the key factors affecting the accuracy of the test current. This step helps to deeply understand the performance of the fuse and the relationship between variables during the test process. And the trained prediction model is integrated into the fuse test management system for real-time prediction and adjustment of the set value of the fuse to ensure the accuracy and efficiency of the test. This integrated method allows the system to automatically adjust the test parameters to adapt to different test conditions and requirements, thereby increasing the speed of the entire test process.

[0164] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fast fuse testing system based on model data supplementation, characterized in that: include: Test preparation unit for: Ensure that only authorized and approved fuse test applications are executed by initiating and managing the preliminary stages of the test process, wherein the initial stages of initiating and managing the test process include receiving and approving the test application; Test execution unit, used to: Implement fuse test plans and monitor test activities, and manage fuse status and usage to ensure effective allocation of test resources and smooth testing; Data logging unit for: Collect fuse test results, maintain fuse test data, and use analysis tools to evaluate test performance and guide subsequent test strategies.

2. The fast fuse testing system based on model data supplementation according to claim 1, characterized in that: The test preparation unit comprises: User management module is used to: ensure the security and efficiency of the test system, and implement identity authentication and permission control by assigning appropriate access rights and roles to different users; The test application module is used to provide an interface for users to submit test requests, including fuse specifications, test types, and test conditions. Users enter test requirements through this module, wherein the test application module includes support for users to track application status and history records; The application approval module is used to: convert the test requirements into test tasks through the system and submit them to the administrator for approval; After approval, the system will arrange testing resources and time, and notify the user to conduct the test.

3. The fast fuse testing system based on model data supplementation according to claim 1, characterized in that: The test execution unit comprises: The equipment management module is used to: monitor and maintain the fuse test equipment involved in the test system, allowing the administrator to record and update the fuse test equipment information, track the fuse test equipment status, schedule regular maintenance and calibration, and assign the fuse test equipment to specific testers or test items to ensure the best use of the fuse test equipment and the efficient operation of the test process; Test management module for: Plan, execute and monitor fuse related testing activities, including developing test plans, implementing test procedures, managing fuse testing equipment, and recording and analyzing test results to ensure the smooth progress of the testing process and the accuracy of test data.

4. The fast fuse testing system based on model data supplementation according to claim 1, characterized in that: The data recording unit comprises: An interface query module is used to: provide a user interface to enable a user to search and view stored test data and historical records; The record display module is used to: display query results and present test data and related information in an intuitive and easy-to-understand way; The permission control module is used to: ensure that only authorized users can access sensitive data, and ensure the security and confidentiality of data; Report generation module for: Generate detailed test reports based on recorded data to support decision making and future data analysis.

5. The fast fuse testing system based on model data supplementation according to claim 2, characterized in that: The user management module comprises: The account management submodule is used to: Create, modify and delete user accounts, and control the activation status of accounts to ensure the system has basic control over user identities; The permission control submodule is used to: Define and manage permissions for users or user groups to gain access to supported system functions and data; Security submodule for: Handles user security-related functions such as password management, login attempt monitoring, and authentication; User self-service submodule, used to: Provide an interface for users to update their personal information and view their account status.

6. The fast fuse testing system based on model data supplementation according to claim 2, characterized in that: The test application module includes: Application submission submodule, used to: Fill in the necessary test information through the application submission submodule and submit the test request. The test information includes the test type, sample specifications, and test conditions; Application review submodule, used to: Administrators receive, review and process test applications through the Application Review submodule, including approving test requests or providing users with information that needs to be supplemented; Application scheduling submodule, used for: Automatically or manually arrange test requests to ensure effective allocation and utilization of test resources, and ensure that test requests are executed according to the predetermined plan; Application tracking submodule, used to: Monitor the status and progress of your test requests using the Request Tracking submodule to ensure they are progressing as planned and stay informed of any delays or changes.

7. The fast fuse testing system based on model data supplementation according to claim 3, characterized in that: The device management module includes: The device information registration submodule is used to: Input and update the information of the test fuse, wherein the information of the test fuse includes the device number, type, specification, location, and status; The equipment maintenance submodule is used to: Schedule regular maintenance and track repair history to ensure fuses are in good condition and prevent potential failures; Equipment status monitoring submodule, used for: Real-time monitoring of the status of the fuse to facilitate rapid response to equipment problems, wherein the monitoring of the status of the fuse includes usage, availability, and performance indicators; The device scheduling submodule is used to: Assign fuses to specific test tasks to optimize fuse usage and improve test efficiency.

8. The fast fuse testing system based on model data supplementation according to claim 3, characterized in that: The test management module comprises: Test plan submodule, used to: Define a series of test processes and plans that the fuse needs to undergo, and arrange each test type as part of the test plan, where the test types include continuity test and withstand voltage test; Test execution submodule, used to: Follow and execute the test process defined in the test plan submodule; Data logging submodule for: After the test execution submodule completes the test, the test results are recorded in the test execution submodule; Model building submodule for: By analyzing historical test data to train and optimize the prediction model, the test fuse setting value is predicted and adjusted, thereby improving the accuracy and efficiency of the test and providing data support for test decisions.

9. The fast fuse testing system based on model data supplementation according to claim 8, characterized in that: The model building submodule includes: Collecting test data during the test of the fuse tester, wherein the test data includes a test current value, a set current value, a fuse resistance value, and a cable specification; Using MATLAB to perform data analysis to determine key factors that affect the accuracy of the test current, wherein the data analysis using MATLAB includes scatter plots and correlation analysis; Select the univariate linear regression model and BP neural network model as the prediction model; According to MATLAB, regression analysis and neural network training are performed using the provided data set; The trained prediction model is integrated into the fuse test management system to predict and adjust the setting value of the fuse during the fuse test process.

10. The fast fuse testing system based on model data supplementation according to claim 8, characterized in that: The test plan submodule includes: The continuity test is used to confirm whether the fuse is in the conducting state under normal working conditions, that is, to check whether the fuse can be energized normally; The withstand voltage test is used to: verify whether the fuse can withstand the predetermined voltage without breakdown or flashover under high voltage; Temperature test, used to: measure the temperature of the fuse in the working state to evaluate its heat dissipation performance and thermal stability under overload conditions; Operating characteristic test, used to: perform operating time and ampere-second characteristic test to evaluate the speed and ability of the fuse to respond and cut off the circuit under overload conditions; The ampere-second characteristic test is used to: evaluate the operating time of the fuse under different currents; Life test, used to: evaluate the long-term reliability and mechanical life of the fuse through repeated on-off testing; The breaking capacity test is used to: test the maximum current value that the fuse can safely cut off under short-circuit conditions to verify the breaking capacity of the fuse; Melting heat value test is used to: determine the ability of the fuse to withstand instantaneous overcurrent and evaluate the performance of the fuse under short-term overload conditions.

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