High speed motor drive
US10536053B2 · kind B2 · utility
1Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2017 |
| Grant date | Jan 14, 2020 |
| Priority date | — |
| Expiry date | Dec 28, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2205/03
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system to provide power to a downhole-type tool includes a downhole-type electric motor that can be positioned in a wellbore and a variable speed drive electrically connected to the electric motor, in which the downhole-type electric motor can operate at rotary speeds of at least 6,000 rotations per minute (rpm), the variable speed drive can control and supply power to the electric motor when the electric motor is positioned at a downhole location inside the wellbore, and the variable speed drive can be at a surface of the wellbore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.