Inspection often found support hanger bending deformation or even off, some are design problems, the pipe is too far from the cold box wall, the suppo
Between the inspection work is carried out, the construction personnel carry out technical exchanges, as soon as possible, so that the construction pe
Problems such as the unreasonable position of the hanger set and the lack of hanger are problems that exist in the design process, with particular att
There is a leakage print in the flow meter of Sister Farrand, consider connecting the form flow meter when welding. Check the sealing of the top plate
The brackets are directly related to the safety of the piping and liquid air separation plant in the cold box during operation at low temperatures. De
On the upper tower, the resistance instrumentation pipes on the crude argon tower are arranged along the pipeline, the instrumentation pipe lead-in po
After years of operation, the small pipes in the cold box are deformed to varying degrees due to changes in temperature. Seriously deformed pipes are
More reasonable in terms of material selection, design, manufacture and inspection. For very large vacuum cryogenic equipment liquid storage tank outs
The original aluminium and copper piping in the cold box was removed and replaced with seamless coiled tubing, with no welds allowed in between to the
Pressure nitrogen to fine argon tower evaporator pipeline and crude nitrogen condenser liquid air to the upper tower pipeline, this type of pipeline i
The inspection required sand picking of the entire cold box, so the installation of the instrument piping should not be taken lightly. Attention is pa
Liquid air, liquid nitrogen out of the subcooler to liquid air into the upper tower regulating valve and gold crude nitrogen condenser regulating valv
