Valve structure in the air separation cold box
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Does anyone know what type of instruments and valves are used for low-temperature applications inside air separation cryogenic tanks? Which manufacturer’s?
The instrument valves are all located on the outer wall of the cold box.
The instrumentation valves are all located on the outer wall of the cold box; there are none inside
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What kind of valve are low-temperature instrument valves? Are they valves installed on the pipelines leading from the cryogenic tank, at the level gauges and pressure points?
The styles are basically the same; they are all corner-type control valves with connections on the outside of the cold box, and these connections come in aluminum and stainless steel variants
Most are angle valves, some are aluminum butterfly valves.