1.Before filling alumina and molecular sieve adsorbent into the adsorber, personnel should be arranged to enter the adsorber to check whether the scre...
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. It is easy to produce air hole when the flux is wet 2. If the welding speed is too fast, it is easy to produce welding porosity 3. Welding gas ho...
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...
According to the adsorption characteristics of molecular sieve, there are two kinds of air purification process, one is pressure swing adsorption mole...
In the air separation plant, the purity of oxygen is mainly determined by the working conditions of the distillation column at the upper and lower par...
1. Enter the work area, wear all kinds of labor protection equipment; check the surrounding working environment; confirm the tools and machines; prohi...
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...
Centrifugal compressor is widely used in petrochemical, metallurgy and other industries because of its large exhaust volume, high operating efficiency...
With the development of social economy, the air separation plant is in the trend of large-scale development. Air separation plant, as a large energy c...
When the air separation user's production line fails to achieve full load production and the oxygen demand is far lower than the production capacity o...
Argon is a rare gas widely used in various fields of industry. It is used as protective gas for arc welding of stainless steel, aluminum and other met...
