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Low temperature vacuum distillation system
The client is a Sino-foreign joint venture large petrochemical enterprise funded and established by Fujian Refining & Chemical Co., LTD., ExxonMobil, etc.
l Customer pain points
The paint film tendency index is abnormal, and the control valve of the unit is unstable
l Device name: ethylene cracking gas compressor
Fix the problem: Remove the varnish
l Oil details
Tank capacity: 20m³
Oil type: 32# turbine oil
Oil service time: 3 years
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Oil cleaning model No. : WVD-II varnish removal machine
Operation time: October 2017 till now
Cleanliness Level NAS1638:10
MPC: 16.5
Unit operation: Because of the varnish problem, the control valve of the unit appears unstable phenomenon
l Before purification
l After purification
Cleanliness NAS1638: Level 5
varnish tendency index MPC: 10
Unit operation: MPC dropped from 16.5 to 10 in 700 hours and 8.2 in 3 months
Equipment operation
Equipment operation
After the client's ethylene cracking gas compressor was installed with our company's varnish removal purifier, the MPC value decreased rapidly, and the paint film purifier in the compressor had obvious effect. Later, the paint film purifier continued to
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