Nitrogen-water precooler is generally installed in all low-pressure air separation plant. It mainly uses the unsaturation of the water in the nitrogen...
In order to reduce the installation cost of the equipment, more and more air separation users require the cold box to be assembled when delivered from...
Air separation plant is one of the important production devices in petrochemical, metallurgy and other industries. Due to its special structure and ph...
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 air contains a small amount of water vapor, carbon dioxide, acetylene, hydrocarbon and a little dust and other impurities. It will be very dangero...
The load adjustment range of low pressure air separation plant is related to the adjustment performance of raw material air compressor, the adjustment...
to increase oxygen extraction rate.The advantages and disadvantages of nitrogen expansion are:1) The gas does not enter the upper column after nitroge...
The process of extracting neon and helium from the air separation plant is divided into three steps: the first step is to produce crude neon and heliu...
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...
Water cooling tower is a hybrid heat exchanger. The purpose is to lower the temperature of cooling water in the cooling tower after cooling the air, s...
Before closing the throttle valve, the conditions for closing the valve should be created: the liquid oxygen liquid level is close to the normal liqui...
Phase cooling method is one of the start-up operating force methods of the air separation plant which uses switching heat exchanger to self-remove moi...
