Water supply and drainage design of the pump selection examples

Abstract: The choice of pump in building water supply and drainage design is very important. Feed pumps, sewage pumps, fire pumps in the selection should be based on the characteristics of their systems and pump parameters, maintenance and other aspects of factors to consider.


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Application Communication: How to purchase quality anti-corrosion valve

Valve procurement only a clear specification, type, pressure to meet the procurement requirements of the practice in the current market economy environment is imperfect. Because the valve manufacturer in order to compete for the product, each in the valve under the concept of a unified design,

Hunan built sweet potato system "gasoline" device

Recently, Hunan's first biohydrocarbon liquid fuel production plant was started in Hurong Town, Chaling County, Hunan Province. It is understood that Hunan Jinsha Real Estate Development Co., Ltd. has invested 400 million yuan to build this project. The performance and energy of liquid alc

Tips: Centrifugal pump cavitation phenomena and installation height

First, the centrifugal pump cavitation phenomenon


Centrifugal pump cavitation phenomenon refers to the liquid being transported as a result of the saturated vapor pressure at the delivery temperature is equal to or lower than the pressure at the pump inlet (actually at the inlet

Bulgaria developed a high-efficiency energy-saving meter sensor

Recently, the Bulgarian Institute of Management and Systems completed an important innovation project for the national power industry, developing a new multi-purpose sensor for inductive watt-hour meters, which is 50 times more efficient than Hall sensors.


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