Dry low NOx multi-nozzle combustion liner cap assembly

Patent · Tue Jan 04 04:00:00 EST 1994

OSTI ID:6982620

Fitts, D O

A modular combustion liner cap assembly for use in a multi-nozzle combustor of a gas turbine includes a substantially cylindrical first sleeve having a rearward end and a forward end; a rear plate fixed to the rearward end of the sleeve, the rear plate provided with a first plurality of openings for receiving a corresponding number of fuel nozzles; a forward plate subassembly fixed to the forward end of the sleeve, the forward plate provided with a second plurality of openings in substantial alignment with the first plurality of openings in the rear plate; a plurality of open ended premix tubes having forward and rearward ends, each tube extending axially within the sleeve between the rear plate and the forward plate assembly, each premix tube supported within a corresponding one of the first plurality of openings at its rearward end and a corresponding one of the second plurality of openings at its forward end. 13 figs.

• Assignee: General Electric Co., Schenectady, NY (United States)
• Patent Number(s): A; US 5274991
• Application Number: PPN: US 7-859007
• OSTI ID: 6982620
• Country of Publication: United States
• Language: English

Related Subjects

42 ENGINEERING
421000* -- Engineering-- Combustion Systems
54 ENVIRONMENTAL SCIENCES
540120 -- Environment
Atmospheric-- Chemicals Monitoring & Transport-- (1990-)
AIR POLLUTION ABATEMENT
CHALCOGENIDES
COMBUSTION CONTROL
COMBUSTORS
CONTROL
DESIGN
EQUIPMENT
FUEL FEEDING SYSTEMS
FUEL SYSTEMS
FUEL-AIR RATIO
GAS TURBINES
LINERS
MACHINERY
NITROGEN COMPOUNDS
NITROGEN OXIDES
NOZZLES
OXIDES
OXYGEN COMPOUNDS
POLLUTION ABATEMENT
TURBINES
TURBOMACHINERY