GAS TURBINE COMBUSTOR, AND CONTROL METHOD OF GAS TURBINE COMBUSTOR

PROBLEM TO BE SOLVED: To provide a gas turbine combustor including high combustion stability to variation of hydrogen concentration in a fuel composition, and capable of reducing a NOx emission amount.SOLUTION: In a gas turbine combustor 3 in which a burner 8 is composed of a combustion chamber 5 to...

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Bibliographische Detailangaben
Hauptverfasser:	MOMO SATOSHI, ASAI TOMOHIRO, AKIYAMA YASUHIRO, HAYASHI AKINORI
Format:	Patent
Sprache:	eng
Schlagworte:	AIR INTAKES FOR JET-PROPULSION PLANTS BLASTING COMBUSTION APPARATUS COMBUSTION ENGINES COMBUSTION PROCESSES CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS GAS-TURBINE PLANTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGHVELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a gas turbine combustor including high combustion stability to variation of hydrogen concentration in a fuel composition, and capable of reducing a NOx emission amount.SOLUTION: In a gas turbine combustor 3 in which a burner 8 is composed of a combustion chamber 5 to which a fuel and air are supplied, an air hole plate 20 positioned at an upstream side of the combustion chamber, and including a plurality of air holes 51-53 concentrically circularly arranged in a plurality of rows, and a plurality of fuel nozzles 22 respectively injecting a fuel from an upstream side in a fuel injecting direction, of the air hole plate 20 to the air holes 51-53, and inlet central axes of the air holes are respectively positioned on central axes of the fuel nozzles 22, a central axis of a resistance heating element 300 is positioned on a central axis of the concentric circle of the air holes 51-53 concentrically circularly arranged in a plurality of rows, and a tip of the resistance heating element 300 is projected from an outlet face of the air hole plate to the inside of the combustion chamber 5.