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시운전 시험을 통한 한국형 고속열차의 승차감 변화추세에 관한 연구
김영국 ( Young Guk Kim ),목진용 ( Jin Yong Mok ),김석원 ( Seog Won Kim ),박찬경 ( Chan Kyeong Park ),김기환 ( Ki Hwan Kim ),박태원 ( Tae Won Park ) 한국센서학회 2005 센서학회지 Vol.14 No.3
In this paper, we introduce the variation of ride characteristics for HSR 350x(Korea High Speed Train project) through on-line test during about 3 years. The concept of term ride comfort is equivocal. Generally it is evaluated as the vehicle vibration. The ride comfort for HSR 350x has been assessed by statistical method according to UIC 513R. The testing results show that HSR 350x has no problems from the viewpoint of the comfort ride on the high speed line and conventional line and that I st and 2nd suspensions play an important role in the ride characteristics for high speed train.
UIC 513R에 따른 통계적 방법을 이용한 고속철도 차량의 승차감 분석 및 평가
김영국(Young-Guk Kim),김석원(Seog-Won Kim),목진용(Jin-Yong Mok),김기환(Ki-Hwan Kim),박태원(Tae-Won Park) 한국철도학회 2004 철도저널 Vol.7 No.4
The two projects about the high speed train have been performed in Korea, one project is the commercial run of high speed train(KTX) from Seoul to Busan and the other is the development of original high speed train(HSR 350x). As the successful results, the service run of KTX had been launched on the 1st of April, 2004 and HSR 350x had been fabricated in June, 2002 and has been tested in the Kyoungbu line and Honam line since then. The railway has the track irregularities which cause vibrations, such as rail joints, turnout, level crossing, transition curves and super-elevation ramps, and variations in the track level(z-axis) and the gauge(y-axis). Generally, the ride comfort for railway is evaluated by using the vibrations. In this paper, the ride comfort indices according to UIC 513R and ISO 10056 have been reviewed when the high-speed trains are operated on both Kyoungbu line and Honam line. Also, the ride characteristics for KTX and HSR 350x on the high speed line and the conventional line have been analyzed and evaluated. The results show that the high-speed train has no problem from the viewpoint of the comfort ride on the high speed line and the conventional line and the ride index for HSR 350x is same as that for KTX in the high speed(300 km/h).