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U.S. Department of Energy
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Gas-fired powerplants

Journal Article · · Power; (United States)
OSTI ID:5891140

Advanced gas-fired powerplants offer many environmental and economic benefits over use of other fuels. The most potent example of the benefits are embodied by natural-gas-fired, gas-turbine-based combined cycles (CC). These facilities can be developed and constructed quickly, generate power reliably and efficiently, have low emissions profiles, offer rapid startup and load-change capabilities, and require less maintenance than nuclear, coal-, or oil-fired plants. For these reasons, gas-turbine-based configurations are popular with independent power producers (IPP) and cogenerators. According to one source, 5000-9000 MW of new gas-fired IPP projects may come on line annually during the 1990s. The continued availability of low-cost natural gas is also enticing utilities to increase their development of new gas-fired gas turbines and CCs. Utilities are also using natural gas to meet new emissions requirements by converting oil-fired units to burn gas and by co-firing natural gas with coal. Several utilities are also developing integrated coal-gasification combined-cycle (IGCC) facilities or are installing new gas-fired capacity with the understanding that it can later be converted to burn gasified coal should natural gas prices rise significantly. This article discusses the technological, regulatory, and contractual issues that must be addressed if natural gas is to continue to dominate future electric capacity additions.

OSTI ID:
5891140
Journal Information:
Power; (United States), Journal Name: Power; (United States) Vol. 137:2; ISSN POWEAD; ISSN 0032-5929
Country of Publication:
United States
Language:
English