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김진홍(Jin Hong Kim),정일수(Il Soo Jeong),김명규(Myung Gyu Kim),심정수(Jeong Soo Shim),이상우(Sang Woo Lee) 한국소음진동공학회 2012 한국소음진동공학회 학술대회논문집 Vol.2012 No.10
A multi body simulation (MBS) model is developed for predicting the impact harshness of the vehicle. Impact harshness is the vehicle performance to evaluate the impulsive vibration behavior during driving over an obstacle of the road. Thus, the approach is simulated on the time domain for considering the transient behavior of the vehicle. The validity of vehicle component modeling of bushes, dampers and structure flexibilities is verified. The simulations are compared with the test results in both of vertical and longitudinal directions. In particular, the vertical vibration of the vehicle is significantly affected by the body flexibility. Through the sensitivity analysis, main factors for the impact harshness performance are investigated.
조영건(Younggun Cho),오영호(Yeong Ho Oh),심정수(Jeong Soo Shim),김채원(Chae Won Kim) 한국자동차공학회 2005 한국자동차공학회 춘 추계 학술대회 논문집 Vol.2005 No.11_2
For the purpose of simulation of vehicle dynamics, a physical model of an automotive shock absorber (damper) was developed and implemented in ADAMS/Car. As well as nonlinear characteristics of force vs. speed, a model with transient pressure and flow rate equations was subroutine-linked for precise damping performance prediction. An exciter model, as a test-rig, that generates velocities between both ends of the damper was built to measure damping reaction force.
증 례 : 중형의 선천성 멜라닌 세포성 모반에서 발생한악성 흑색종의 대상포진 양 피부 전이 1예
김영일 ( Youngil Kim ),김인용 ( Inyong Kim ),채인수 ( In Soo Chae ),봉진구 ( Jin Gu Bong ),정영주 ( Young Ju Jeong ),배성화 ( Sung Hwa Bae ),심정수 ( Jeong Su Shim ),오훈규 ( Hoon Kyu Oh ),박재복 ( Jae Bok Park ),이호준 ( Ho Jun L 대한피부과학회 2015 大韓皮膚科學會誌 Vol.53 No.9
Zosteriform metastasis from malignant melanoma is a rare type of skin metastasis that shows cutaneous lesions including patches, plaques, and nodules along with dermatomes, and thus needs to be distinguished from herpes zoster skin infection. Although some authors have explained the mechanism of zosteriform metastasis, its pathogenesis remains unknown. Herein, we describe an 85-year-old woman with zosteriform metastasis of malignant melanoma arising in a medium-sized congenital melanocytic nevus. (Korean J Dermatol 2015;53(9):708∼712)