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Publication Title | US2004/0074223A1United States PatentApplicationPublication (10)Pub.N0.:

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l|l|l|l|l| US 20040074223A1

(19)United States

(12)PatentApplicationPublication (10)Pub.No.:US2004/0074223A1

Willis et al.

(54) COMBUSTION SYSTEM WITH SHUTDOWN FUEL PURGE

(75) Inventors: Je?'reyW.Willis,LosAngeles,CA (US); Guillermo Pont, Los Angeles,

CA (US); Edward C, Edelman, Agoura Hills, CA (US); Gunther Linzner, Northridge,CA (US)

Correspondence Address:

STERNE, KESSLER, GOLDSTEIN & FOX PLLC

1100NEWYORKAVENUE,N.W. WASHINGTON, DC 20005 (US)

(43) Pub. Date: Apr. 22, 2004

RelatedUS.ApplicationData

(62) DivisionofapplicationNo.09/969,491,?ledonOct. 2, 2001, noW Pat. No. 6,675,583.

(60) Provisional application No. 60/237,971, ?led on Oct. 4,2000

(73) Assignee;

(21) Appl, No;

(22) Filed:

Capstone Turbine Corporation 10/720,145

Nov. 25, 2003

(57) ABSTRACT

Upon shutdown of a liquid fuel turbine engine, the liquid fuel supply is turned off and compressed air is passed throughthefuellinesandfuelinjectorstopurge alremain ing liquid fuel into the combustion chamber to be combusted therein.

204 /

FILTER

/ Cg 208 200

206‘ /

FUEL PUMP

210

j AIR s/o

7 (51) Int- Cl-

Publication Classi?cation

--F02C 7/22 (52) US. Cl. ..60/39.094

/2 TURBINE - 20’

(COMBUSTOR) / 202

/ 214 52

FSU/EOLS<1)L8L59L —Q ‘AIRREGULATOR

Image | US2004/0074223A1United States PatentApplicationPublication (10)Pub.N0.:



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