2018年5月8日星期二

Cryogenic solenoid valve troubleshooting

There is a rather special class in many types of electromagnetic valve solenoid valves, the solenoid valve is low. Ultra-low temperature solenoid valve with a long life a bit, and its simple structure, easy maintenance, the use of special valve made of stainless steel, has a good wear resistance and low temperature resistance, widely used in the nuclear industry, military, petrochemical, shipbuilding, aerospace industrial automation control and other fields. So in daily use, among other factors due to improper operation will encounter this kind of problem.
1, liquid cryogenic solenoid valve prone to failure problems are mainly consumable parts and seals and other coil, the coil burned out due to work overload caused the seal itself is wearing parts, mostly as a result of the prolonged natural abrasion.
2, cryogenic solenoid valve at work, if the vibration occurs frequently, it is very likely to cause damage to the valve member, and therefore low temperature solenoid valve maintenance, should guarantee the stability of the work environment, regular solenoid valve components fixed, such as nuts and bolts and the like.
3, regularly clean up the demolition cryogenic solenoid valve internal impurities, and check whether the various parts of the hydraulic solenoid valve has serious wear and tear, and to consider the replacement or repair damaged parts according to the actual situation.
4, at low temperature solenoid valve disassembly time, to conduct power and other ancillary closing the connection, and pay attention to the order of installation in various parts of the solenoid valve during the disassembly.
5, under the conditions allowed, if the solenoid valve in the workplace is important, be equipped with a dedicated maintenance personnel, to ensure the stability of the work of the solenoid valve and low failure rate. In order to make it work more efficiently, lower maintenance costs, longer life.

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