Combustor and combustor screech mitigation methods

Kim, Kwanwoo; Johnson, Thomas Edward; Uhm, Jong Ho; Kraemer, Gilbert Otto

Title: Combustor and combustor screech mitigation methods

Patent · Tue May 27 00:00:00 EDT 2014

OSTI ID:1133625

Kim, Kwanwoo; Johnson, Thomas Edward; Uhm, Jong Ho; Kraemer, Gilbert Otto

The present application provides for a combustor for use with a gas turbine engine. The combustor may include a cap member and a number of fuel nozzles extending through the cap member. One or more of the fuel nozzles may be provided in a non-flush position with respect to the cap member.

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Research Organization:: General Electric Co., Schenectady, NY (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: FC26-05NT42643

Assignee:: General Electric Company (Schenectady, NY)

Patent Number(s):: 8,733,108

Application Number:: 12/833,237

OSTI ID:: 1133625

Country of Publication:: United States

Language:: English

References (16)

Movable combustion system for a gas turbine Ford, John; Myers, Albert https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5125227 US Patent Document 5,125,227	patent	June 1992
Flashback resistant fuel staged premixed combustor Leonard, Gary L. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5235814 US Patent Document 5,235,814	patent	August 1993
Staged fuel delivery system with secondary distribution valve Napoli, Phillip D.; Campbell, Thomas C. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5321949 US Patent Document 5,321,949	patent	June 1994
Gas turbine combustor Tsukahara, Satoshi; Yoshida, Shohei; Yamagishi, Masahiko https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5836164 US Patent Document 5,836,164	patent	November 1998
Multiple venturi ultra-low nox combustor Pillsbury, Paul W. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5927076 US Patent Document 5,927,076	patent	July 1999
Dynamically uncoupled low NOx combustor having multiple premixers with axial staging Lovett, Jeffery A.; Goebel, Steven G. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5943866 US Patent Document 5,943,866	patent	August 1999
Dynamically uncoupled low nox combustor with axial fuel staging in premixers Lovett, Jeffery A.; Goebel, Steven G. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/6164055 US Patent Document 6,164,055	patent	December 2000
Gas turbine combustor Sato, Yoshichika; Kochi, Yoji; Akagi, Koichi https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/6282886 US Patent Document 6,282,886	patent	September 2001
Gas turbine combustor Sato, Yoshichika; Kochi, Yoji; Akagi, Koichi https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/6327861 US Patent Document 6,327,861	patent	December 2001
Gas turbine combustor Hayashi, Shigeru; Yamada, Hideshi https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/6889495 US Patent Document 6,889,495	patent	May 2005
Methods and systems for combustion dynamics reduction Kraemer, Gilbert Otto; Varatharajan, Balachandar; Srinivasan, Shiva https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7578130 US Patent Document 7,578,130	patent	August 2009
Axially staged combustion system for a gas turbine engine Bland, Robert J. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7631499 US Patent Document 7,631,499	patent	December 2009
Gas turbine combustor Hayashi, Shigeru; Yamada, Hideshi https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20030167771 US Patent Application 10/382877; 20030167771	patent-application	September 2003
Gas turbine combustor and operating method thereof Inoue, Hiroshi; Koganezawa, Tomomi; Kobayashi, Nariyoshi https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20040045297 US Patent Application 10/658465; 20040045297	patent-application	March 2004
Gas Turbine Combustor and Ignition Method of Igniting Fuel Mixture in the Same Kobayashi, Masayoshi; Ninomiya, Hiroyuki; Oda, Takeo https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20080173019 US Patent Application 11/886257; 20080173019	patent-application	July 2008
Swirler, Fuel and Air Assembly and Combustor Cheung, Albert K. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/20110314824 US Patent Application 12/823398; 20110314824	patent-application	December 2011

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