Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Jeung-Tae Kim"'
Autor:
Yeong-Chul Cho, Min-Seok Yang, Da Hye Kim, Jeung-Tae Kim, Jin-Seok Jang, Ji-Hyun Sung, Jaewook Lee
Publikováno v:
The Korean Society of Manufacturing Process Engineers. 19:45-52
Publikováno v:
Applied Acoustics. 142:59-69
In today’s apartment houses, adoption of floating floor has vastly improved structure-borne floor impact noise by isolating vibration components well in excess of the major structural vibration resonant frequencies. For 20–200 Hz frequency region
Publikováno v:
Applied Acoustics. 129:397-407
A hybrid method for predicting inter-floor impact noise in an apartment house is developed. Statistical Energy Analysis (SEA) is useful for predicting mid- to high-frequency noise by utilizing simple equivalent models of structures that have complex
Autor:
Tae-Min Kim, Jeung-Tae Kim
Publikováno v:
Journal of the Korean society for railway. 18:522-532
In the present study, a tunnel type soundproof wall with partial opening is proposed to reduce the environmental noise caused by railway vehicles traveling on bridges, which affects residents of high-rise apartment buildings; the study also attempts
Autor:
Jeung Tae Kim
Publikováno v:
Journal of the Korean society for railway. 16:353-357
Property development along railway lines is a critical issue at present. Because various railway lines exist in most large cities, there are numerous properties and open spaces to be developed for communities associated with these lines. The active d
Publikováno v:
Journal of the Korean society for railway. 16:7-13
A scaled version of a roller rig is developed to demonstrate the dynamic characteristics of a railway vehicle for academic purposes. This rig is designed based on Jaschinski`s similarity law. It is scaled to 1/10 of actual size and allows 9-DOF motio
Publikováno v:
International Journal of Railway. 4:42-49
Today, rolling stock has become a fast and convenient mode of transportation and has witnessed increased demand. But the speed improvement has resulted in increased aerodynamic noise and therefore residential districts near the railroad tracks are ex
Autor:
Tae Min Kim, Jeung Tae Kim
Publikováno v:
International Journal of Railway. 4:19-27
Many studies for improving the railway vehicle’s performance and comfort such as speed, weight and noise are currently in progress. Improving the structural characteristics of the vehicle for greater noise insulation is considered important for red
Autor:
Jeung-Tae Kim, Tae-Min Kim
Publikováno v:
Journal of the Korean society for railway. 14:19-23
The method to reduce interior noise of train was being studied. To improve transmission loss of train is one of the best way to reduce interior noise. But, the estimate to transmission loss requires lots of the commercial costs. In this study, the me
Publikováno v:
Transactions of the Korean Society for Noise and Vibration Engineering. 20:703-709
An analysis tool for predicting transmission loss in high speed trains based on combined use of the statistical energy analysis and the finite element methods has been proposed. The analysis utilizes a commercially available numerical solver VA ONE w