Control system for gas turbine
US6442928B1 · kind B1 · utility
5Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 2001 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Dec 3, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23N2241/20
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A control method of a gas turbine provided with a plurality of combustors each of which has a first stage combustion part effecting diffusion combustion and a second stage combustion part effecting premixed combustion, comprises: monitoring a quantity of state representative of the combustion condition of the combustor or gas turbine, and regarding the combustion condition as being abnormal combustion when the quantity of state exceeds an allowable value and lowering gas turbine load to a predetermined partial load, thereby to continue the operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.