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How to deal with soot accumulation in the heat pipes of air preheaters in petrochemical production units?

2025-03-23View Original

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The image below shows that the fins of the heat pipes in the flue gas and air preheaters of a certain petrochemical plant’s heater were covered with rust and ash during operation, which severely impaired the heat exchange efficiency of these equipment. What methods can be used to remove rust and scale?

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