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How to remove scaling in gas primary cooler

2009-02-04View Original

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How to remove scaling in gas primary cooler? Is there any good way to express your opinion?
Reply #22009-02-04
It's a horizontal tube type. The primary coolers in coking plants installed in recent years should all be of horizontal tube type. They can be cleaned with diluted hydrochloric acid. Just find a professional boiler cleaning company to do it.
Reply #32009-02-04
You can prepare your own dilute hydrochloric acid for cleaning, and there are specialized professional cleaning units.
Reply #42009-02-04
It is best to find a professional company to do it. If the concentration is not well controlled, corrosion will occur. In addition, corrosion and scale inhibitors can be added to the circulating water or electromagnetic vibration can be used to destroy its scaling.
Reply #52009-02-05
It refers to the scaling in the circulating water heat exchange tube. If it is relatively minor, it can be cleaned online by adjusting the type and quantity of chemicals added to the circulating water. It has almost no impact on the production process. You only need to increase the discharge volume of the circulating water during the cleaning period.; If it is more serious, it is necessary to consider stopping production and cleaning. Generally, the hydrochloric acid method is used. A detailed plan must be developed, and special attention must be paid to laboratory tests.
Reply #62009-02-05
The primary cooler in our unit is often clogged. Please give us some suggestions.

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