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Development of T700/701K Engine for KUH  

Kim, Jae-Hwan (한국항공우주연구원 항공엔진팀)
Ahn, Iee-Ki (한국항공우주연구원 항공엔진팀)
Lee, Dae-Sung (한국항공우주연구원 항공연구본부)
Sung, Ok-Suck (삼성테크윈(주) 파워시스템 연구)
Sung, In-Kyung (국방과학연구소 KHP기술관리단 2실)
Publication Information
Journal of the Korean Society of Propulsion Engineers / v.15, no.4, 2011 , pp. 79-84 More about this Journal
Abstract
This paper presents development activities of the T700/701K turbo-shaft engine for Korean Utility Helicopter(KUH). The T700/701K is the first rear-drive variant of the GE's T700 engine which is proven for military applications in the world. The main workscope of the development includes a modification from a front-drive engine to a rear-drive one, an performance enhancement of the power turbine and an incorporation of two channel FADEC(Full Authority Digital Engine Control) system for more reliable operation. The first engine run for development and qualification test was successfully completed in 2008. Since the PFRT(Preliminary Flight Rating Test) has been completed, the first flight of the engine installed in the first prototype of KUH has been successfully demonstrated in March, 2010 and the engine installation compatibility tests are being carried out during KUH flight test. The test and evaluation for qualification has been done except for the low cycle fatigue test up to date.
Keywords
KHP; KUH; Surion; Turbo Shaft Engine(T700/701K); Power Turbine; Qualification;
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  • Reference
1 MIL-E-8593A, MILITARY SPECIFICATION, ENGINES, AIRCRAFT, TURBOSHAFT AND TURBOPROP GENERAL SPECIFICATION FOR, 1975