High-efficiency energy-conversion based on fluid expansion and compression
US8240140B2 · kind B2 · utility
19Cited by
472References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2011 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Aug 30, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J15/006
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In various embodiments, motor-pump efficiency is increased by limiting the fluid pressure communicated to the motor-pump to a range smaller than that communicated by other components of an energy storage and/or recovery system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.