Title:
AXIAL-FIELD MULTI-ARMATURE ALTERNATOR SYSTEM FOR DOWNHOLE DRILLING
Document Type and Number:
WIPO Patent Application WO/2020/046518
Kind Code:
A3
Abstract:
A downhole drilling system is disclosed. The downhole drilling system may include an axial-field multi-armature alternator system, mechanically driven by a turbine; a pulse-generating circuit electrically coupled to the axial-field multi-armature alternator system, the pulse-generating circuit receiving power from the axial-field multi-armature alternator system to provide an electric pulse; and a drill bit including a first electrode and a second electrode electrically coupled to the pulse-generating circuit to receive the electric pulse from the pulse-generating circuit.
Inventors:
PAI NAGARAJA K (US)
Application Number:
PCT/US2019/044037
Publication Date:
April 09, 2020
Filing Date:
July 30, 2019
Export Citation:
Assignee:
HALLIBURTON ENERGY SERVICES INC (US)
International Classes:
E21B7/18; E21B4/02; E21B41/00
Foreign References:
| US20180209217A1 | 2018-07-26 | |||
| US20100295422A1 | 2010-11-25 | |||
| US20160348478A1 | 2016-12-01 | |||
| US6087750A | 2000-07-11 | |||
| US5079461A | 1992-01-07 |
Attorney, Agent or Firm:
HEYMAN, Paula D. (US)
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