초록 ▼

A combustor of a gas turbine including fuel distributing and supplying means including a plurality of sets of fuel nozzles arranged circularly on the head of the combustor and each fuel nozzle being provided with a combustion primary air swirler, and a plurality of fuel supply systems each connected

A combustor of a gas turbine including fuel distributing and supplying means including a plurality of sets of fuel nozzles arranged circularly on the head of the combustor and each fuel nozzle being provided with a combustion primary air swirler, and a plurality of fuel supply systems each connected to one fuel nozzle or a plurality of fuel nozzles. One set of fuel nozzles is located inside another set of fuel nozzles and projects further inwardly into the interior of the combustor. The number of the fuel supply systems handling a supply of fuel can be increased or reduced depending on the volume of fuel.

대표청구항 ▼

A combuster of a gas turbine comprising: fuel distributing and supplying means including: a plurality of fuel nozzles provided to said combustor; and a plurality of fuel supply systems connected to said plurality of fuel nozzles, each of said fuel supply systems supply fuel to one fuel nozzle or a s

A combuster of a gas turbine comprising: fuel distributing and supplying means including: a plurality of fuel nozzles provided to said combustor; and a plurality of fuel supply systems connected to said plurality of fuel nozzles, each of said fuel supply systems supply fuel to one fuel nozzle or a set of fuel nozzles, the number of the fuel supply systems for handing fuel being increased or reduced depending on the volume of fuel, said combustor being one of a plurality of combustors of said gas turbine comprising a fuel distributor for distributing fuel in equal volume to all the combustors, and wherein said plurality of fuel supply systems of said fuel distributing and supplying means of each combustor are connected to said distributor so that the fuel supply systems of all the combustors can be actuated simultaneously, and wherein said fuel distributing and supplying means further includes a purging air supply system for supplying air to the fuel nozzles and the fuel supply system which is handling no fuel, and further comprising purging air pressure control means provided to said purging air supply system which is handling purging air to follow up the pressure in the fuel supply system which is handling fuel.