Title:
POWER SYSTEM OF ROTARY DRILLING RIG, CONTROL METHOD FOR ROTARY DRILLING RIG, AND ROTARY DRILLING RIG
Document Type and Number:
WIPO Patent Application WO/2024/037509
Kind Code:
A1
Abstract:
A power system of a rotary drilling rig, a control method for a rotary drilling rig, and a rotary drilling rig. The power system of a rotary drilling rig comprises an actuation portion (10), a fuel power portion (20), a battery power portion (30) and an external power interface (40), wherein the fuel power portion (20), the battery power portion (30) and the external power interface (40) are all electrically connected to the actuation portion (10) to selectively power the actuation portion (10).
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Inventors:
FANG MINGXIANG (CN)
WANG YIJUN (CN)
CHEN YULEI (CN)
WANG YIJUN (CN)
CHEN YULEI (CN)
Application Number:
PCT/CN2023/112987
Publication Date:
February 22, 2024
Filing Date:
August 14, 2023
Export Citation:
Assignee:
SHANGHAI ZOOMLION PILING MACHINERY CO LTD (CN)
International Classes:
E21B44/00; E21B3/02
Foreign References:
| CN115199254A | 2022-10-18 | |||
| CN114407875A | 2022-04-29 | |||
| CN111251873A | 2020-06-09 | |||
| US20200169088A1 | 2020-05-28 |
Attorney, Agent or Firm:
PSHIP FIRM, LLC (CN)
Download PDF:
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