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Issue:
Research on pressure-surge proof valve actuator
Author(s):
LI Xudong
,
YONG Qiwei
,
YE Youyi(logisticalengineeringuniversity
,
CHONGQING 400016
,
china)
Pages:
19
-
21
Year:
2000
Issue:
3
Journal:
Valve
Keyword:
调节阀
;
执行机构
;
防水击装置
;
Abstract:
当由于某种原因使输送液体管路中的调节阀迅速开闭 ,就可能引起水击 ,对设备和管道造成损坏。为此 ,设计一种阀门执行机构防水击装置。此装置在阀杆接近全关位置的 2 0 %行程内实行分级阻尼 ,减缓阀门开闭动作 ,从而消除因阀门动作产生水击的根源
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