Pressure-bearing cylinder and true triaxial hydraulic fracturing experimental device

The utility model discloses a pressure-bearing cylinder, which relates to the technical field of oil and gas reservoir exploitation and comprises a pressure-bearing cylinder body, an accommodating part is arranged in the pressure-bearing cylinder body, and a cubic rock sample is arranged in the acco...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PAN SHANGTAO, XU DAN, GAO WEI, SUI HAOYUE, HU RUILIN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a pressure-bearing cylinder, which relates to the technical field of oil and gas reservoir exploitation and comprises a pressure-bearing cylinder body, an accommodating part is arranged in the pressure-bearing cylinder body, and a cubic rock sample is arranged in the accommodating part; the pressure-bearing cylinder body comprises a pressure-bearing side plate, a long hole is formed in the pressure-bearing side plate, a horizontal shaft is arranged in the rock sample, one end of the shaft extends out of the center of the square surface of the rock sample, the shaftcan penetrate through the long hole to be connected with external equipment, and the width of the long hole is larger than the diameter of the shaft; the utility model further discloses a true triaxial hydraulic fracturing experimental device which comprises a shaft, three pressure-bearing steel plates, a plurality of pressure applying devices, external equipment and the pressure-bearing cylinder,and three free faces, not