Electric tracing system for preventing freezing of pipelines
A technology for anti-freezing electricity and pipelines, applied in pipeline heating/cooling, pipeline protection, pipeline protection through heat insulation, etc., can solve problems such as waste of energy, poor insulation effect of insulation materials, and freezing blockage
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[0020] The following examples are given to describe the present invention in detail. It is necessary to point out that the following examples are only used to further illustrate the present invention, and cannot be understood as limiting the scope of protection of the present invention. SUMMARY OF THE INVENTION Some non-essential improvements and adjustments made to the present invention still belong to the protection scope of the present invention.
[0021] Such as figure 1 As shown, an antifreeze electric heating system for pipelines includes two heating cables 4 which are arranged on two opposite sides of a vertical pipeline 3-2, or on two sides of a horizontal pipeline 3-1. The lower side is at an angle of 120°, and the pipe is fixed with a fixing belt 7; the pipe is provided with a temperature sensor 6 on the side far from the heating cable, and the temperature sensor 6, the heating cable 4 are electrically connected to the temperature controller 2 , The temperature controll...
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