Ground control device for oilfield water injection

The embodiment of the utility model relates to a ground control device for oilfield water injection. The device comprises a flow meter front end gate valve assembly, a flow short section assembly, a controller, an execution assembly, a water filling nozzle assembly and a pressure relief assembly. Th...

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Bibliographische Detailangaben
Hauptverfasser:	WANG GUANJUN, XU KAI, KANG XUEXI, WEI LINJUAN, SUN ZUCHEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	The embodiment of the utility model relates to a ground control device for oilfield water injection. The device comprises a flow meter front end gate valve assembly, a flow short section assembly, a controller, an execution assembly, a water filling nozzle assembly and a pressure relief assembly. The flow meter front end gate valve assembly, the flow short section assembly and the execution assembly are sequentially communicated through a flow passing line pipe, the controller is communicated with the flow short section assembly, the execution assembly is communicated with the water injection port assembly and the pressure relief assembly, the water injection port assembly and the pressure relief assembly are arranged side by side, and the controller is connected with the flow short section assembly and electrically connected with the pressure relief assembly. A first pressure sensor is arranged in the flow short section assembly, and a second pressure sensor is arranged in the execution assembly. According t