With the rapid development of modern industrial technology, motor as a core component of many mechanical equipment, its performance stability and reliability have been paid more and more attention. In order to ensure the normal operation of motors in various extreme environments, high and low temperature coolant testing machines are increasingly widely used in the field of motors. This paper aims to discuss the importance and application of this test equipment.

　　First, the role of high and low temperature coolant testing machine

　　The high and low temperature coolant test machine is a kind of equipment that can simulate the function and durability test of the motor coolant circulation system under extreme temperature environment. It can simulate the complex environment such as high temperature, low temperature and temperature change that the motor may encounter in actual use, so as to effectively evaluate the performance of the cooling system, and provide strong data support for the design and production of the motor.

　　Second, the application of high and low temperature coolant testing machine in motor testing

　　1, performance evaluation: Through the high and low temperature coolant test machine, the heat dissipation performance, flow performance and sealing performance of the motor coolant circulation system can be comprehensively evaluated. This data is essential for the optimal design of motors, especially those that require stable operation for long periods of time in high or low temperature environments.

　　2, failure prevention: under extreme temperature conditions, the coolant circulation system may have problems such as blockage, leakage or performance degradation. Through the pre-test of the high and low temperature coolant tester, these potential problems can be found and solved in the product design stage, thus greatly improving the reliability and service life of the motor.

　　3, Product development: For the development of new motor, high and low temperature coolant testing machine can provide valuable experimental data. Developers can adjust the design based on the test results to ensure that the new motor will perform well in a variety of extreme environments.

　　4, quality control: In the motor production process, high and low temperature coolant testing machine also plays the role of quality control. By sampling the motors on the production line, we can ensure that each batch of motors delivered by the factory meets the performance standards.

　　Iii. Conclusion

　　In summary, the application of high and low temperature coolant testing machine in the field of motor is of great significance for improving motor performance, preventing failure, promoting product development and strengthening quality control. With the continuous progress of technology, we have reason to believe that high and low temperature coolant testing machines will play a more important role in the future motor industry.