Record Details

Title Geothermal Fluid Propene and Propane: Indicators of Fluid
Authors David I. Norman, Lorie Dilley, Joseph N. Moore, Brian Berard
Year 2004
Conference Stanford Geothermal Workshop
Keywords tracer, propene and propane, fluid inclusion gas
Abstract The use of fluid inclusion gas analysis propene/propene ratios is investigated. Ratios of these species are affected by geothermal fluid temperature and oxidations state. Our purpose is to determine if analyses of these species in fluid inclusions these species to can be used to interpret fluid type, history, or process. Analyses were performed on drill cuttings at 20ft intervals from four Coso geothermal wells. Two wells are good producers, one has cold-water entrants in the production zone, and the fourth is a non-producer. The ratios show distinct differences between producing and the nonproducing wells. Propane-dominate fluids are associated with cool water entrants.
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