SG11201903207QA - Gas turbine engine wash system - Google Patents

Abstract

102 138 140 126- 136 128 101-,„ -V- 66 110 112 r 122 . 0 121 114 pi 118 120 124 104 FIG. 5 A 54 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 19 April 2018 (19.04.2018) WIP0 I PCT omit VIII °nolo olliolu 11110111 IIIIIIN oimIE (10) International Publication Number WO 2018/068307 Al (51) International Patent Classification: B08B 3/02 (2006.01) (21) International Application Number: PCT/CN2016/102138 (22) International Filing Date: 14 October 2016 (14.10.2016) (25) Filing Language: English (26) Publication Language: English (71) Applicant: GENERAL ELECTRIC COMPANY [US/US]; 1 River Road, Schenectady, New York 12345 (US). (72) Inventors; and (71) Applicants (for US only): WANG, Peng [CN/CN]; 1800 Cai Lun Road, ZhangJiang Hi-Tech Park, Shanghai 201203 (CN). HU, Hao [CN/CN]; No 7 Guanghua Road, Hanwei Plaza, Chaoyang District, Beijing 100004 (CN). (74) Agent: CHINA PATENT AGENT (H.K.) LTD.; 22/F., Great Eagle Center, 23 Harbour Road, Wanchai, Hong Kong (CN). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: - as to applicant's entitlement to apply for and be granted a patent (Rule 4.1700) Published: — with international search report (Art. 21(3)) (54) Title: GAS TURBINE ENGINE WASH SYSTEM (57) : A method (200) for washing a turbine engine (104) of a gas turbine engine includes positioning a plurality of spray nozzles (74) of a wash system (10) into or through the plurality of borescope holes (146) defined by the turbine engine. Each of the plurality of spray nozzles are fluidly connected to a respective plurality of wash lines of the wash system. The method also includes providing a pressurized flow of wash liquid through the plurality of wash lines (58), through the plurality of spray nozzles, and into the turbine engine to wash the turbine engine.