Online sand content measuring system for high-pressure oil well

The utility model discloses a high pressure oil well on-line sand content measuring system which comprises a first venturi nozzle and a second venturi nozzle which are installed on an oil pipe, the first venturi nozzle and the second venturi nozzle are communicated with each other, and the head ends...

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Bibliographische Detailangaben
Hauptverfasser:	OU YUQIANG, HE ZHIHUAI, CHEN NINGCHUAN
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 utility model discloses a high pressure oil well on-line sand content measuring system which comprises a first venturi nozzle and a second venturi nozzle which are installed on an oil pipe, the first venturi nozzle and the second venturi nozzle are communicated with each other, and the head ends and the tail ends of the first venturi nozzle and the second venturi nozzle are respectively connected with an inlet flange and an outlet flange. The first Venturi nozzle and the second Venturi nozzle are connected with a first branch pipeline, a second branch pipeline and a third branch pipeline, the first branch pipeline and the second branch pipeline are respectively provided with a first-stage depressurization system and a second-stage depressurization system and are connected with the first Venturi nozzle, and the other end of the first branch pipeline and the other end of the second branch pipeline are connected with an ejector; one end of the third branch pipeline is connected with the output end of the jet