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[Chemical Knowledge]：Demystifying the principle of bimetal thermometer, the artifact of accurate temperature measurement!

Read： 574 Time：20months ago Source：Transform the World with Simplicity

Temperature is an extremely important parameter in the industrial production process, and accurate temperature measurement can effectively ensure the safety and production efficiency of the production process. The bimetal thermometer is a kind of temperature measurement equipment widely used in industrial production. Its principle and design are very simple, but it can achieve accurate temperature measurement. The principle of

bimetal thermometers is based on the difference in thermal expansion coefficient. Different materials have different coefficients of thermal expansion, and even at the same temperature, the degree of expansion is different. Bimetallic thermometers use this principle, consisting of two metals with different thermal expansion coefficients stacked together to form a curved shape. When the temperature changes, the two metals will undergo different degrees of thermal expansion, which makes the bimetal bend. This degree of bending can accurately reflect the temperature change.

bimetal thermometers are widely used, including gas, petroleum, chemical, metallurgy, machinery, electric power, aerospace and other fields. For example, in the chemical industry, due to the high temperature requirements of the chemical production process, the bimetal thermometer can quickly and accurately measure the temperature change, thus ensuring the safety and stability of production.

In addition to the industrial field, bimetallic thermometers are also widely used in daily life, such as ovens, induction cookers, thermometers, etc. When we use the oven to make food, the bimetal thermometer can accurately reflect the temperature changes inside the oven, thus helping us to make more delicious food.

In general, bimetal thermometers play a very important role in industry and daily life due to their simple, practical and efficient characteristics. Whether in industrial production or in daily life, it is an indispensable accurate temperature measurement tool, and its excellent measurement accuracy and reliability make it an irreplaceable artifact.

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