Only when the quantity and state of materials entering and exiting the distillation tower and each stock of materials completely accord with the mater...
The most likely leakage of switching heat exchanger is the welding line, especially the joint of the head and the pipeline. Most of the causes of leak...
After the air separation equipment stops, when the equipment does not discharge liquid, the basic temperature of the cold box will be reduced to more ...
The air contains 0.932% argon. When 99.6% oxygen is to be produced from the upper tower, 1.05% argon must be contained in the nitrogen discharge. From...
Reducing the high pressure of small air separation equipment with medium pressure expansion machine can reduce the energy consumption of air separatio...
During the operation of small air separation equipment, the reasons why the liquid enters into the heat exchanger are: 1) during the start-up stage, t...
In 1978, Chinese air separation industry successfully developed and produced the first set of high-purity nitrogen air separation plant. Up to now, th...
The start-up of the air separation plant includes three stages: cooling, hydrops and purification. For a certain equipment, the start-up time is rough...
The newly installed distillation column must be thoroughly heated and blown off before starting and returning to work after long-term parking. After b...
The load adjustment range of low pressure air separation plant is related to the adjustment performance of raw material air compressor, the adjustment...
The low temperature valve is installed at normal temperature and works at low temperature, with a wide range of temperature variation. If the design a...
The pressure value measured by the pressure gauge reflects the pressure level, but it is not the actual pressure. According to the working principle o...
