High -pressure bypass intelligent regulation pneumatic valve of thermoelectricity machine

High -pressure bypass intelligent regulation pneumatic valve of thermoelectricity machine

The utility model provides a high -pressure bypass intelligent regulation pneumatic valve of thermoelectricity machine, relate to valve technical field, including pneumatic valve, a pneumatic positioner valve and the 2nd pneumatic positioner valve, two pipelines of two positive action and reaction o...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG LIBING, CAI JIANFEI, LU HONGLIN, LI YUNTING, FEI ZHANGSHENG, LIU PING, HUA LUPING, LI WANJUN, ZHAO SONGLIN, ZHANG ZHIWU, LI JINSONG, KAN JIAN, QIAN XINGWEN, CHANG LEI, WAN YIXIONG, XING HENGBO
Format: Patent
Sprache:eng
Schlagworte:
ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Beschreibung
Zusammenfassung:The utility model provides a high -pressure bypass intelligent regulation pneumatic valve of thermoelectricity machine, relate to valve technical field, including pneumatic valve, a pneumatic positioner valve and the 2nd pneumatic positioner valve, two pipelines of two positive action and reaction of a pneumatic positioner valve are connected respectively on pneumatic valve, two pipelines of the 2nd pneumatic positioner valve rear side pass through the three -way valve and connect respectively on two pipelines of a pneumatic positioner valve rear side, a pneumatic positioner valve and the 2nd pneumatic positioner valve's front and back end side pipe line is gone up respectively and is provided with manual isolation valve respectively, the front side pipeline connection of the manual isolation valve of a pneumatic positioner valve and the 2nd pneumatic positioner valve front end together and the front side be provided with a manual isolation valve again. The utility model discloses short time judges whether valve positioner breaks down, has avoided online change valve positioner, and extension boiler life has reduced the valve troubleshooting time, has saved the unit and has opened the shut down cost.