Downhole apparatus for electrical power generation from shaft flexure
US9093875B2 · kind B2 · utility
0Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2012 |
| Grant date | Jul 28, 2015 |
| Priority date | — |
| Expiry date | Dec 24, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K35/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An apparatus and a method for generating electrical power are disclosed. The apparatus includes a mud motor including a rotor. The rotor is capable of eccentric motion and has a rotor end. The apparatus further includes an inverse magnetostrictive device having a magnetostrictive element. The magnetostrictive element has a flexing end that is affixed to the rotor end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.