Industry publication, December 2001

NYC 9/11 Public Portal Document

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-hl TECHNOLOGY. GAS

in the SEV combus- the Klamath cogeneration plant—ajoint tor before being development of the city of Klamath Falls, expanded for a Ore., and PaciflCorp, Portland, Ore. 1 second time in the Started up in summer 2001, the award- ( low-pressure tur- winning Klamath plant features two Sie- bine. Alstom had mens Westinghouse 501FD GTs in com- to assemble a large bined-cycle operation. team of engineers On top of the efficient combined cycle, to redesign and Klamath adds a cogeneration process— progressively im- exporting up to 275,000 Ib/hour of 325- plement modifica- psi steam to an existing wood-products dons across its fleet facility for even greater overall thermal of troubled GT24s, efficiency. Aging, inefficient boilers at and set aside $800 Collins Wood Products were curtailed ( million to negoti- when the cogen plant came on line, sav­ ate settlements with ing fuel and reducing net air emissions. its customers. The Klamath plant achieves further While manufac- environmental benefits through funding turers and users carbon-offset projects, such as reforesting improve the dura- underproducing private lands in Oregon, mODEL PROJECT Klamath plant adds cogen to combined cycle, bility of F-class GTs, recovering methane from underground the number of coal mines to fuel engine-based power- i EV combustor and the sequential EV units in the field continues to grow, plants and expanding the Klamath Falls combustor, with a single-stage high-pres- From coast to coast, an estimated 48,000 geothermal district-heating system. sure turbine in between. Downstream of Mw of GTs entered service in 2001, Another high-profile GT project is the the SEV combustor is a four-stage low- 66,000 Mw are planned to start up in 320-Mw Sunrise facility, which entered pressure turbine. Hot gases from the EV 2002 and 69,000 Mw in 2003 (see Power- commercial service last June in Kern combustor expand through the high- plant Construction p. 63). County. Calif. Built by Black & Veatch, pressure turbine and then are reheated A model of advanced CC projects is Kansas City, for a joint venture led by

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36«POWERPLANT CONSTRUCTION

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