Bp has unveiled plans to build a green hydrogen cluster, called HyVal, in the Valencia area of its Castellion refinery in Spain. HyVal, a public-private partnership, is planned to be developed in t...
Automotive AC vacuum pumps are used to vacuum the automotive air conditioning system to eliminate moisture or air that may damage the system for a long time. The moisture present in the AC system c...
As a kind of power generation device that converts chemical energy in hydrogen and oxidant into electricity, the gas tightness of fuel cell stack is very important. This is the test of VET for the ...
How to clean the graphite mold?
Generally, when the molding process is completed, dirt or residues (with certain chemical composition and physical properties) are often left on the graphite mold. ...
Taking polyacrylonitrile based carbon felt as an example, the area weight is 500g/m2 and 1000g/m2, the longitudinal and transverse strength (N/mm2) are 0.12, 0.16, 0.10, 0.12, the breaking elongati...
Reaction sintering silicon carbide is a method for preparing high performance ceramic materials. It reacts and presses silicon carbide powder with other chemicals under high temperature conditions ...