Centrifugal pump parts maintenance methods

First, the packing seal maintenance methods 1, cleaning packing box, and check the shaft surface for scratches, burrs and so on. Stuffing box should be clean, shaft surface should be smooth. 2, check the shaft runout, rotor unbalance should be within the allowable range, so as not to vibration is

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Introduction to high-pressure steam traps

High-pressure steam trap is used in high-pressure pipe network and equipment, can automatically discharge condensate, air and other non-condensable gas, and block water vapor leakage valve. According to the different working principle of high-pressure steam trap, steam trap can be turned into the fo

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Mechanical knowledge base: "rolling machine"

The Rolling Machine is a shaping machine that continuously bends the sheet material, and has various shapes such as rolled O-shape, U-shape, and multi-section R. How winding machine works The upper roller of the coiling machine acts on the piston in the symmetrical position of the two lo

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China's Nuclear Power Era Comes

In recent years, China’s nuclear power has developed into a blowout type. Although the total power of nuclear power plants currently operating in China is only 9.1 million kilowatts, 23 units are under construction and the total installed capacity is 25.4 million kilowatts, which ac

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