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Working Principle, Failure and Application of Thermal and Cold Shock Test Chamber

Abstract: 文章《冷热冲击试验箱的工作原理、故障及应用》介绍了冷热冲击试验箱的基本功能、工作原理、常见故障及应用领域。冷热冲击试验箱用于测试材料、产品或元件在极端温度变化环境中的耐久性,广泛应用于航空航天、汽车、电子、电器、医疗器械和建筑等行业。其工作原理是通过模拟不同温度环境来测试样品的耐久性,包括暴露于设定的冷热环境中,并记录样品的外观和物理性能变化。常见故障包括温度控制不准确、漏水问题以及紫外灯烧坏等。正确使用和维护冷热冲击试验箱有助于确保材料和产品在极端温度条件下的可靠性和性能。

The thermal shock Test Chamber is a device used to test the durability of materials, products or components in a changing environment of cold and heat. It can simulate environments with different temperatures to test the durability of materials, as well as the durability and reliability of products.

The working principle, failure and application of the cold and heat shock Test Chamber with picture 1

Its application is very wide, it can be used in aerospace, automotive, electronics, electrical appliances, medical equipment, construction and other industries to test the durability of various materials, products or components in environments with extreme temperature changes. For example, the thermal shock Test Chamber can be used to test the heat resistance and cold resistance of auto parts, so as to ensure the normal use of parts in extreme temperature environments; the thermal shock Test Chamber can also be used to test the heat resistance of electronic components and cold resistance to ensure their reliability and safety in extreme temperature environments; in addition, thermal shock Test Chambers can also be used to test the heat resistance and cold resistance of building materials to ensure that buildings can withstand extreme temperatures lower reliability.

working principle

The detection principle process of the thermal shock Test Chamber is mainly as follows: first, put the sample into the Test Chamber, and set the required temperature and humidity to simulate different temperature environments. Then, the samples were exposed to different temperature environments for a period of time to test their durability. Next, record the changes in appearance of the samples after being subjected to cold and heat shocks, as well as changes in their physical properties, such as strength, hardness, gloss, etc. Finally, the test results are compared with the standard to determine whether the sample meets the requirements.

Common malfunctions

The common faults of the thermal shock Test Chamber are:

1. The temperature control is inaccurate, which may be due to the failure of the temperature sensor or temperature controller, or the inaccurate temperature control due to too large changes in the ambient temperature.

2. There is water leakage in the test box, which may be due to a problem with the seal of the test box, or a problem with the joint of the water pipe.

3. The bulb of the ultraviolet lamp is burnt out, which may be caused by poor quality of the bulb or excessive use of time, causing the bulb to burn out.

The working principle, fault and application of the cold and heat shock Test Chamber 2

In short, the thermal shock Test Chamber is a very useful testing equipment, which can test the durability of materials, as well as the durability and reliability of products by simulating different temperature environments, thus effectively helping enterprises improve product quality, Improve product reliability and service life.


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