US 12,442,370 B2
Fracturing equipment having multiple electric-power supplies
Kaishen Liu, Yantai (CN); Shouzhe Li, Yantai (CN); Zhuqing Mao, Yantai (CN); Sheng Chang, Yantai (CN); Shuzhen Cui, Yantai (CN); Liang Lv, Yantai (CN); Jifeng Zhong, Yantai (CN); Shanwu Fu, Yantai (CN); Chunqiang Lan, Yantai (CN); Ruijie Du, Yantai (CN); Jian Zhang, Yantai (CN); and Xiaolei Ji, Yantai (CN)
Assigned to YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD., Yantai (CN)
Filed by YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD., Yantai (CN)
Filed on Feb. 10, 2023, as Appl. No. 18/167,676.
Application 18/167,676 is a continuation in part of application No. 17/325,955, filed on May 20, 2021, granted, now 11,596,047.
Application 18/167,676 is a continuation in part of application No. 17/743,267, filed on May 12, 2022, granted, now 11,668,289.
Application 17/325,955 is a continuation of application No. PCT/CN2022/070479, filed on Jan. 6, 2022.
Application 18/167,676 is a continuation in part of application No. 17/698,644, filed on Mar. 18, 2022, granted, now 11,859,481.
Claims priority of application No. 202120706298.3 (CN), filed on Apr. 7, 2021; application No. 202121008278.5 (CN), filed on May 12, 2021; application No. 202111198126.0 (CN), filed on Oct. 14, 2021; and application No. 202122477998.2 (CN), filed on Oct. 14, 2021.
Prior Publication US 2023/0193734 A1, Jun. 22, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. E21B 43/26 (2006.01); F04B 17/03 (2006.01); F04B 23/02 (2006.01); F04B 49/02 (2006.01); F04B 53/08 (2006.01); F04B 53/18 (2006.01); F16N 7/38 (2006.01); F16N 13/06 (2006.01); F16N 39/02 (2006.01)
CPC F04B 53/08 (2013.01) [E21B 43/2607 (2020.05); F04B 17/03 (2013.01); F04B 23/023 (2013.01); F04B 49/02 (2013.01); F04B 53/18 (2013.01); F16N 7/38 (2013.01); F16N 13/06 (2013.01); F16N 39/02 (2013.01)] 18 Claims
OG exemplary drawing
 
1. Fracturing equipment comprising an electric-driven apparatus and an electric-power supply apparatus, wherein:
the electric-driven apparatus comprises at least one motor configured to power at least one plunger pump, at least one lubrication module comprising a lubricating oil tank, at least one heat dissipation module, and a temperature detector,
the electric-power supply apparatus comprises a first electric-power supply and a second electric-power supply,
the at least one motor is powered by the first electric-power supply, and the at least one lubrication module and the at least one heat dissipation module are powered by at least one of the first electric-power supply or the second electric-power supply,
the plunger pump comprises a power end, the power end comprises a power end oil outlet coupled to the lubricating oil tank through an oil return pipeline, and
the temperature detector is disposed on any one of the oil return pipeline, the power end oil outlet, and the lubricating oil tank, and is configured to detect a temperature of lubricating oil flowing from the power end into the oil return pipeline.