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Power industry
The super large air separation unit is composed of air compression system, large air precooling system, super large molecular sieve purification system, air pressurization system, booster turbine expander system, super large rectification system and heat exchange system. Due to the large size of supporting unit equipment and high manufacturing process requirements, the selection of supporting valves is particularly important, which is directly related to production safety, system regulation performance, output quality and investment cost.
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