Air Injection Technology

HOME

Power Augmentation of the General Electric Combustion Turbines with Humid Air Injection (HAI) and Dry Air Injection (DAI)

Predicted Power Augmentation of GE PG7241 (FA) CT with HAI and DAI

(@Sea Level, 95F, 60% RH )

  CT-Humid Air Injection CT-Humid Air Injection CT-Dry Air Injection Simple CT
Total Moisture % of Air to Combustor 7.5 5.5 - -
Net Power, MW 182.6 177 166.4 150.4
Net Heat Rate, Btu/kWh (LHV) 9,160 9,380 9,720 9,760
Incremental Power, MW 32.2 26.6 16.0 Base
Incremental Heat rate, Btu/kWh 6,360 7,230 9,345 Base




Predicted Power Augmentation of GE PG7121 (EA) CT with HAI and DAI

(@Sea Level, 95F, 60% RH )

  CT-Humid Air Injection CT-Humid Air Injection CT-Dry Air Injection Simple CT
Total Moisture % of Air to Combustor 11.0 9.0 - -
Net Power, MW* 106.2 103.9 88.6 74.3
Net Heat Rate, Btu/kWh (LHV) 9,380 9,440 10,640 9,760
Incremental Power, MW 31.9** 29.6** 14.3** Base
Incremental Heat rate, Btu/kWh 8,495 8,640 15,210 Base

** Restricted by the assumed compressor surge margin


Back to Top

Contact:
Dr. Rodney R. Gay
Dr. Michael Nakhamkin

Telephone:
(805) 686-4500
(908) 658-4815

Fax:
(805) 686-5154
(908) 658-4429

E-Mail:
RodneyGay @ ESPCinc.com
Mnakhamkin @ ESPCinc.com