The purified air enters the fractionator and exchanges heat with the returned polluted nitrogen, oxygen and nitrogen through the main heat exchanger. ...
Under the conditions of certain welding methods, welding materials, welding specification parameters and welding structure, the difficulty of obtainin...
The main causes are as follows: 1. The structure is unreasonable, the welding seam is concentrated and the welding joint stress is too large. 2. Whe...
1. When working at a height of more than 2 meters or multilevel cross operation, special personnel shall be assigned to guard or contact with each oth...
When the air is out of the air compressor, due to the compression, the moisture in the air is in the saturated state. After the water cooling column d...
It should contact with the front and rear processes when the piston compressor is ready to stop, we should pay attention to the following sequence: fi...
The environmental conditions considered by the air separation plant include: altitude, atmospheric pressure, ambient temperature, air humidity, the co...
With the continuous development of social economy and science and technology, the production scale of air separation equipment is getting larger. As a...
1. Workers must wear safety helmets properly when entering the construction site, because the construction site is often chaotic. Some equipment insta...
When the general motor in the air separation plant is started, the current that the stator of the motor takes from the power grid is about 5 ~ of the ...
When the power supply of the air separation unit of the molecular sieve adsorption purification process is resumed after the power failure, the operat...
The forced valve is opened and closed by the air source pressure pushing the piston. Its faults include the faults in the cylinder and the valve body....
