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Economics of a 75-MW(e) hot-dry-rock geothermal power station based upon the design of the Phase II reservoir at Fenton Hill

Description: Based upon EE-2 and EE-3 drilling costs and the proposed Fenton Hill Phase II reservoir conditions the break-even cost of producing electricity is 4.4 cents per kWh at the bus bar. This cost is based upon a 9-well, 12-reservoir hot dry rock (HDR) system producing 75 MW(e) for 10 yr with only 20% drawdown, and an assumed annual finance charge of 17%. Only one-third of the total, potentially available heat was utilized; potential reuse of wells as well as thermal stress cracking and augmentation … more
Date: February 1, 1982
Creator: Murphy, H.; Drake, R.; Tester, J. & Zyvoloski, G.
Partner: UNT Libraries Government Documents Department
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Design and operation of a geopressurized-geothermal hybrid cycle power plant

Description: This is an appendix to Volume 1 of the report by the same name. Items included are: process flow diagram; piping and instrumentation diagram; new equipment specifications; main single line diagram; shutdown start-up procedures; data sheets for tests; plant outages; detailed process equations; computer program and sample output; chemical analysis and scanning electron microscopy results; and management report data sheets January 5, 1990 -- May 29, 1990.
Date: February 1, 1991
Creator: Campbell, R. G. & Hattar, M. M.
Partner: UNT Libraries Government Documents Department
open access

Design and operation of a geopressurized-geothermal hybrid cycle power plant

Description: Geopressured-geothermal resources can contribute significantly to the national electricity supply once technical and economic obstacles are overcome. Power plant performance under the harsh conditions of a geopressured resource was unproven, so a demonstration power plant was built and operated on the Pleasant Bayou geopressured resource in Texas. This one megawatt facility provided valuable data over a range of operating conditions. This power plant was a first-of-a-kind demonstration of the h… more
Date: February 1, 1991
Creator: Campbell, R. G. & Hattar, M. M.
Partner: UNT Libraries Government Documents Department
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