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How can anti-freezing heating for pipes under steam purging be addressed?

2016-03-29View Original

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This post was last edited by zqwqiwu123 on 2016-4-14 at 10:36. Electricity is very important in modern society; we make use of electrical systems in both our daily lives and industrial processes. The instrument pipelines in power plants are insulated to prevent freezing, as required by the production process. The insulation is sufficient to keep these pipelines from freezing, so it isn’t necessary to maintain a very high temperature. Under normal circumstances, a low-temperature type of electric heating tape is sufficient. However, since these systems are used in power plants, which are explosive environments, an explosion-proof version of electric heating tape must be used. But after operating for a certain period of time, the pipelines in power plant instruments need to be cleaned using high-temperature steam; at that time, the temperature of the pipelines exceeds the temperature tolerance of the heating tape. Therefore, using low-temperature heating tape for insulating the pipelines in power plant instruments is not appropriate. Is there then a type of heat tracing product that can withstand the high temperatures encountered during steam cleaning of instruments and pipelines in power plants? Here, we would like to introduce an ultra-high temperature-resistant product: the MI heating cable. As a fully metal-based heat tracing product, it boasts advantages such as explosion protection, fire resistance, water resistance, and high temperature tolerance. It also features excellent mechanical strength and outstanding corrosion resistance. It has relatively high heat tracing temperatures and temperature resistance, and is widely used in high-temperature steam cleaning pipelines.
Reply #22016-03-29
Dear, it’s better to use nitrogen for purging

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