2019年4月1日星期一

Small Water Ring Vacuum Pumps for the Use Guidelines

Small water ring vacuum pumps are not suitable for extracting toxic gases that corrode ferrous metals, react chemically with pump oil, contain particulate dust, and contain too much oxygen and explosive. It can not be used as a transmission pump (i.e. pumping from one container to another). The circumferential motion of the motor of the small water ring vacuum pump makes the diaphragm inside the pump reciprocating through the mechanical device, thus compresses and stretches the air in the fixed volume pump chamber to form a vacuum (negative pressure). Under the action of the pressure difference, the gas pressure (suction) is put into the pump chamber and then discharged from the exhaust outlet.

First is the problem of starting with load. If a small water ring vacuum pump has a vacuum at its suction port before starting or a pressure at its exhaust port, another technical parameter of the pump should be considered: a large start-up load at the intake port and a large start-up load at the exhaust port. There is also the medium temperature problem of small water ring vacuum pump. According to the temperature of the medium gas passing through the pump, choose the ordinary type or the high temperature type.

Reliability of small water ring vacuum pump. According to the severity of the consequences of the failure of the micro-pump, it is completely in accordance with its own requirements. Particular attention is paid to the fact that this parameter is measured under full load and uninterrupted operation, which is worse. If the actual operation is not full load or continuous operation, the value will be higher, depending on the working condition of the pump. The performance is a test of the manufacturer's technical strength. From the appearance of the product, we can see some, such as the use of special motors rather than ordinary low-cost motors, the weight is relatively heavy in the case of comparable volume, and so on. According to the price of the product, we can also know a little about it.

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