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...
I. Mechanical pumps
The main function of the mechanical pump is to provide the necessary pre-stage vacuum for the start-up of the turbomolecular pump. Commonly used mechanical pumps include mainly ...
Many people may see gas ballast in the instructions of some oil sealed vacuum pumps. For example, there may be two types of vacuum degree for rotary vane vacuum pumps: one is the value of gas balla...
The equipment that can expel gas from a closed container or keep the number of gas molecules in the container decreasing is usually called vacuum obtaining equipment or vacuum pump. According to th...
In the realm of vacuum technology, valves serve as crucial components within vacuum systems, fulfilling functions such as cutoff, regulation, direction, and protection. With the continuous advancem...
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 ...