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Title: Gas turbine premixer with internal cooling

Patent ·
OSTI ID:1082352

A system that includes a turbine fuel nozzle comprising an air-fuel premixer. The air-fuel premixed includes a swirl vane configured to swirl fuel and air in a downstream direction, wherein the swirl vane comprises an internal coolant path from a downstream end portion in an upstream direction through a substantial length of the swirl vane.

Research Organization:
National Energy Technology Laboratory (NETL), Pittsburgh, PA, Morgantown, WV (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-05NT42643
Assignee:
General Electric Company (Schenectady, NY)
Patent Number(s):
8,333,075
Application Number:
12/425,293
OSTI ID:
1082352
Country of Publication:
United States
Language:
English

References (1)

Burner Development and Operability Issues Associated with Steady Flowing Syngas Fired Combustors journal May 2008

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