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2025-11-25 Guidelines for the Construction of Industrial Fan Airflow Laboratory: Analysis of the Whole Process from Layout to Certification

The industrial fan air volume laboratory is the core infrastructure for fan performance testing, energy efficiency verification, and product development, and its construction quality directly affects the accuracy of test data. A compliant and efficient laboratory needs to go through multiple key stages, including scientific planning, standard compliance, equipment selection, system integration, and qualification certification.

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2025-11-14 Guidelines for Calibration and Maintenance of Wheelchair Dynamic Stability Testing Machines

The wheelchair dynamic stability testing machine is a key testing equipment for evaluating the anti rollover ability of wheelchairs under dynamic conditions such as slopes, turns, and emergency stops. It is widely used in medical device quality inspection, product development, and standard certification. Scientific calibration and standardized maintenance are crucial to ensure the accuracy of test data and the long-term stable operation of equipment.

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  • 2025-08-27 Technical analysis and development trend of air purifier testing cabin

    The air purifier test chamber is usually made of stainless steel or special coating materials to ensure high airtightness of the chamber and prevent external air infiltration or internal pollutant leakage. The interior of the cabin is smooth and easy to clean, avoiding the adhesion of pollutants that may affect the test results.

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  • 2025-08-15 Charging interface plug-in life test system: reducing manual testing errors

    In the reliability testing of charging interfaces such as Type-C and USB-A, plug and unplug life is one of the core indicators, and it is necessary to simulate more than 10000 plug and unplug scenarios to verify durability. Traditional manual testing is susceptible to factors such as operating habits and physical condition, with error rates often reaching 8% -15%. However, the charging interface plug-in life test system, through automation and standardized design, can significantly reduce errors and ensure the accuracy of test data. ​

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  • 2025-08-07 The structural composition of the water hammer pulse testing machine: from the power system to the pulse generator

    As the core equipment for simulating fluid impact loads in pipeline systems, the structural design of the water hammer pulse testing machine directly determines the testing accuracy and the ability to reproduce working conditions. From power output to pulse formation, various systems work together to build a complete durability verification system for pipe fittings, meeting the full scenario testing requirements from civilian pipe fittings to industrial high-pressure pipelines. ​

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  • 2025-07-28 Daily calibration and maintenance techniques for the immersion testing machine of the charging gun plug-in life solution

    As the core equipment for simulating the durability of charging guns in harsh environments, the testing accuracy of the charging gun insertion and extraction life solution immersion test machine is directly related to the charging safety of electric vehicles. The lack of daily calibration and maintenance may result in a deviation of over 5% in the number of insertions and removals, or loss of control of solution concentration leading to test failure. Therefore, establishing a systematic operation and maintenance process is crucial. ​

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  • 2025-07-15 Optimization of Electrode System for Leakage Traceability Tester: Improvement Plan for Accuracy and Repeatability

    The leakage trace tester simulates the failure process of insulation materials under the combined action of electric field and pollution to evaluate their resistance to leakage trace. As the core component, the geometric accuracy, surface state, and stability of the electrode system directly affect the test results of CTI (compared to the tracking index) and PTI (resistance to tracking index). Optimizing electrode system design has become a key path to improving experimental accuracy and repeatability.

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