hydraulic press and punching mahine
Heat exchanger station board in the inspection testing and maintenance
by：DIGUANG
2020-09-05
So the heat exchange station board in check detection and maintenance (
1)
Maintain a clean and tidy in the external heat exchanger station board, insulation layer and paint in good condition.
(
2)
Keep the pressure gauge, thermometer, level gauge and safety valve instrument and accessories are complete, sensitive and accurate.
(
3)
Found that the heat exchange station board in valves and leakage of flange connection, should be timely treatment.
(
4)
Open park in heat exchanger station board, don't open the valve too fierce, otherwise easy to cause shock tubes and shell, and local swell-shrink abruptly, thermal stress, make the local weld cracking or pipe joint laxity.
(
5)
Minimize heat exchanger station board in the number of open stop, stop using, should put clean the heat exchanger in liquid cleaning, prevent frost crack and corrosion.
(
6)
Regularly measuring heat exchanger station plate in the shell thickness, generally two years once.
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