open-cycle gas turbine

open-cycle gas turbine

[¦ō·pən ¦sī·kəl ′gas ′tər·bən]
(mechanical engineering)
A gas turbine prime mover in which air is compressed in the compressor element, fuel is injected and burned in the combustor, and the hot products are expanded in the turbine element and exhausted to the atmosphere.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Companies worldwide that in the 1980s and early 1990s had developed open-cycle gas turbine (OCGT) plants, which were seen as quick to develop in jurisdictions hungry for power, are now adding HRSGs and steam turbines to convert their stations to CCGT mode.
Currently, South Australia's peak loads are managed by open-cycle gas turbine (OCGT) plants.
Phase One -- an open-cycle gas turbine generator -- has already been completed and is capable of producing up to 150 megawatts of electricity.
So of course this 'farm' will have to be backed up by reliable open-cycle gas turbine (fossil fuel)-generated supplies - probably being forced to waste energy running in 'spinningreserve' mode.
Based on the agreement signed by Alsons Energy and Sagittarius Mines, the power firm will develop an open-cycle gas turbine and coal-fired power station, to be located in the Kamanga Agro-Industrial Ecozone at Barangay (village) Kamanga in Maasim, Sarangani.
In the more usual open-cycle gas turbine, the turbine exhaust would exit to the atmosphere.
High efficiency power plants that are increasingly supplanting older open-cycle gas turbine based power generation, are helping reduce the consumption of valuable natural gas as a fuel resource in Oman's electricity sector, according to Oman Power and Water Procurement Company (OPWP).
In the PBMR unit, after helium gas leaves the turbine compressor, it passes through the nuclear reactor to be heated (as it would in the combustor of an open-cycle gas turbine).