... blow-off valve 吹泄阀; 排料阀; 排泄阀 blowdown pressure of safety valve 安全阀关闭压力 blowdown valve 高压放气阀; 泄放活门; 泄料阀 ...
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任何的渗漏或损坏都将造成控制管线压力的损失,这时关闭安全阀并确保井的安全。
Any leak or failure results in loss of control line pressure, acting to close the safety valve and render the well safe.
在放气阀关闭时使用这个功能,可能会导致系统压力过大或超过压力安全阀的设置压力。
Using this feature with the Purge Valve closed can result in over pressurizing the system or exceeding the Pressure Safety Relief Valve setting.
当系统运行压力降低至安全阀的回座压力时,主蒸汽安全阀自行关闭,停止排放,从而对主蒸汽系统的管道和设备起安全保护作用。
When the system pressure drops to the return pressure, the security valve will be closed and stop discharging, in the way of which the pipelines and equipments of the steam system will be protected.
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