US 12,021,389 B2
Power supply system for electrically driven wellsite facility
Kaishen Liu, Shandong (CN); Shouzhe Li, Shandong (CN); Jifeng Zhong, Shandong (CN); and Zhuqing Mao, Shandong (CN)
Assigned to YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD., Yantai (CN)
Filed by YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD., Shandong (CN)
Filed on Mar. 11, 2022, as Appl. No. 17/693,170.
Claims priority of application No. 202122451510.9 (CN), filed on Oct. 12, 2021.
Prior Publication US 2023/0116458 A1, Apr. 13, 2023
Int. Cl. H02J 3/38 (2006.01)
CPC H02J 3/381 (2013.01) 16 Claims
OG exemplary drawing
 
1. A power supply system for an electrically driven wellsite facility, comprising a combined power supply module connected with the electrically driven wellsite facility, the combined power supply module comprising:
a first generator and a first power distribution station, wherein the first generator and the first power distribution station are connected in series for supplying power to the electrically driven wellsite facility;
a wellsite power distribution facility disposed between the first power distribution station and the electrically driven wellsite facility, wherein the wellsite power distribution facility includes an input end connected to an output end of the first power distribution station and an output end connected to an input end of the electrically driven wellsite facility; and
a first parallel operation device disposed between the first generator and the first power distribution station, wherein the first parallel operation device includes an input end connected to an output end of the first generator and an output end connected to an input end of the first power distribution station, wherein the first parallel operation device is configured to regulate one or more of a frequency, a voltage, and a phase of the first generator.