POWER GENERATION APPARATUS AND METHOD
Power generation apparatus is described and claimed, the apparatus comprising: a generator (20); a gas turbine (12) comprising a combustor (13), a compressor (11) having an air feed and being operable to produce compressed air from said air feed, means for delivering a portion of said compressed air...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | Power generation apparatus is described and claimed, the apparatus comprising: a generator (20); a gas turbine (12) comprising a combustor (13), a compressor (11) having an air feed and being operable to produce compressed air from said air feed, means for delivering a portion of said compressed air into the combustor, and an expander (12) arranged to receive hot combustion products from the combustor (13) and to drive the compressor (11) and the generator (20) with work produced from the expansion of the hot combustion products; extraction means (112) for extracting from the gas turbine a remaining portion of said compressed air; fuel gas supply means for supplying fuel gas to the combustor, including a gasification vessel (3) inside which fuel gas is produced by the partial oxidation of a carboniferous feedstock; an air separation unit (5) operable to produce an oxygen-enriched product from a compressed air feed and arranged to supply at least a portion of said oxygen-enriched product to the gasification vessel for said partial oxidisation; and air compression means, independent of the gas turbine compressor, arranged to provide said compressed air feed to the air separation unit, the power generation apparatus comprising no means for feeding compressed air extracted from the gas turbine to the air separation unit. A Clean Power Generation (CPG) facility comprising the power generation apparatus, and a corresponding method for generating power are also described and claimed.
L'invention concerne un appareil de production d'énergie comprenant: un générateur (20); une turbine à gaz (12) comprenant une chambre de combustion (13), un compresseur (11), pourvu d'une alimentation en air, qui peut être actionné pour produire de l'air comprimé à partir de ladite alimentation en air, un dispositif permettant d'apporter une partie de cet air comprimé dans la chambre de combustion, et un dispositif de détente (12) disposé de manière à recevoir les produits de combustion chauds provenant de la chambre de combustion (13) et à entraîner le compresseur (11) et le générateur (20) à l'aide du travail produit par la détente des produits de combustion chauds; un dispositif (112) d'extraction destiné à extraire de la turbine à gaz une partie restante dudit air comprimé; un moyen d'alimentation en gaz combustible destiné à alimenter la chambre de combustion en gaz combustible, lequel moyen comporte une cuve (3) de gazéification à l'intérieur de laquelle le gaz combustible est |
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