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US 2018/0202649 A1Published application
System, method and apparatus for solid fuel ignition
AssigneeGeneral Electric Technology GmbH
InventorsDRAGISA RISTIC, HANS-PETER SCHOMMER, FRANK KLUGER
Life of this patent
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Abstract
An ignition system includes a pulverized fuel pipe receiving a mixture of pulverized fuel and primary air for injection into a combustion chamber for combustion, and an igniter received within the pulverized fuel pipe for igniting the mixture. The igniter is axially movable within the pulverized fuel pipe.
Claims20
An ignition system, comprising:
- a pulverized fuel pipe receiving a mixture of pulverized fuel and primary air for injection into a combustion chamber for combustion;
- and
- an igniter received within the pulverized fuel pipe for igniting the mixture;
- wherein the igniter is axially movable within the pulverized fuel pipe.
1 more element
A method for igniting a solid fuel, comprising the steps of:
- providing a mixture of pulverized fuel and primary air to a pulverized fuel pipe having an outlet end;
- igniting the mixture with an igniter received axially within the pulverized fuel pipe;
- and
- varying an ignition residence time of the mixture by axially moving the igniter within the pulverized fuel pipe to vary a distance of a forward end of the igniter with respect to the outlet end of the pulverized fuel pipe.
1 more element
A burner for a combustion system, comprising:
- a pulverized fuel pipe receiving a mixture of pulverized fuel and primary air for injection into a combustion chamber for combustion;
- and
- an igniter received within the pulverized fuel pipe for igniting the mixture;
- wherein the igniter is movable axially within the pulverized fuel pipe.
1 more element
Dependencies are inferred from the claim text.