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How to improve the anti-corrosion and insulation effects of pumps

Visits: | Date:2023-04-16

The anti-corrosion and insulation of pumps play a crucial role in their operation. Everyone knows that the conveying medium of pumps is mostly corrosive, and the temperature and degree of corrosion of the medium vary. How can we improve the anti-corrosion and insulation effects of pumps?


Corrosion prevention is the primary issue of pumps. During the use of fluoroplastic pumps, operating rules should be followed to improve the pump's efficiency and service life. At the same time, it can effectively reduce leakage and leakage accidents caused by mechanical failures caused by misoperation, and reduce equipment corrosion issues. Fluoroplastics themselves have good corrosion resistance properties, as long as we are careful not to cause damage and pay attention to environmental conditions.


Another aspect is the protection against induced corrosion of AC transmission lines. Generally speaking, the corrosion caused by AC is much smaller than that caused by DC, which is approximately less than 1% of that caused by DC. However, when the high-voltage AC transmission line is erected in parallel with the pipeline, due to the influence of electrostatic field and alternating magnetic field, the metal pipeline is induced to generate AC current. At this time, the impact and harm to the pipeline cannot be ignored. Under the condition of AC and DC superposition, the existence of AC current can cause the depolarization effect on the electrode surface and accelerate corrosion. In addition to avoiding or shortening the length of parallel segments as much as possible.


Insulation measures are also indispensable, especially in low temperature weather. If the equipment is a closed storage device, insulation treatment should be carried out for the conveying pipeline and valves at various connections. If it is an open storage tank, it is necessary to effectively control the surrounding environment, remove flammable and explosive objects, so that the surrounding area of the storage tank can be heated to ensure that the medium does not solidify.


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