Trucks appear at a container terminal in the port of Qingdao in China’s Shandong province on April 28, 2021, after the tanker A Symphony and the bulk carrier Sea Justice collided outside the ...
1. Basic types and characteristics.
Water ring pumps can be divided into the following types according to different structures.
■ Single-stage single-acting water ring pumps: single-stage means th...
Many vacuum process installations are equipped with a Roots pump on top of the pre-stage pump, both to increase the pumping speed and to improve the vacuum. However, the following problems are ofte...
Technical terminology for vacuum pumps
In addition to the main characteristics of the vacuum pump, ultimate pressure, flow rate and pumping rate, there are also some nomenclature terms to express t...
Achieving and maintaining high vacuum or ultra-high vacuum (UHV) requires surfaces that are exceptionally clean and inert. Acid cleaning (or pickling) is a fundamental, specialized process applied ...
In fluid control systems, valves serve as crucial devices for regulating and controlling fluid flow. Among them, angle valves and gate valves are two common and distinctive types of valves. This ar...