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Publication Title | Ulllted States Patent [19] Edelman GAS TURBINE ENGINE FIXED SPEED LIGHT_()FF METHOD

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Ulllted States Patent [19] Edelman

[54] GAS TURBINE ENGINE FIXED SPEED LIGHT_()FF METHOD

[75] Inventor: Edward C. Edelman, Agoura Hills, Calif

' ._..

[73] Asslgnee' Capstone“PrbmeCorporatlom TarZana> Cahf-

[21] Appl.No.:08/837,600 _

US006062016A

[1] PatentNumber: 6,062,016

[45] DateofPatent: May16,2000

[22] Filed:

[51] Int.Cl. ..F02C7/26 PrimaryExaminer_Louislcasaregola

7

Apr. 21, 1997

[52] US. Cl. .. 60/39.06; 60/39.141 [58] FieldofSearch ..60/3906,39.141, 60/39142, 39.281

[56] ReferencesCited

U.S.PATENT DOCUMENTS

3520133 7/1970Lftt1

, , 0 e a . .......................... .. .

3,793,826 2/1974 Holleboometal..

3,834,160 9/1974 Moehringetal.. 3,844,112 10/1974 Harrison .

"A"

"B"

"C"

(Time)

3,943,372 3,958,413 4,039,804

471347259 4,321,791

4,350,008 4,817,389 5,101,619

3/1976 Smithetal. ..60/39.281 5/1976 Cornelius et al. .

8/1977 Reedetal..

1/1979 Gardneretal'-

3/1982 Carroll .. 60/39.141

9/1982 Zickw0lf,Jr..

4/1989 Holladay et al. .

4/1992 Morris etal. .. 60/39.141

4/1992 Wibbelsman et81..

6/1992 Rodgers.

7/1992 Jesraietal..

7/1992 Walker et al. ...................... 60/39.141 5/1993 Harris .

5,107,674 5,123,239 5,127,220 5,129,221 5,212,943

Attorney) Agent) or Firm Mbert J_ Miller

[57] ABSTRACT

A gasturbineenginelight-ofsystemandmethodinWhich the gas turbine engine is operated at a ?xed speed to provide

asubstantiallyconstantsupplyofcombustionairforlight 60/39281 offandthefuelHowisrampeduptoachievethecorrect

_ _ - - - _

fueltoa““no forhghtOff‘

5 Claims, 3 Drawing Sheets

Wf (FuelFlow)

AirFlow

= f(Engine speed)

Image | Ulllted States Patent [19] Edelman GAS TURBINE ENGINE FIXED SPEED LIGHT_()FF METHOD



ulllted-states-patent-[19]-edelman--gas-turbine-engine-fixed-speed-light_ff-method
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