Shin-Myung Jung

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The influence of logistics on the national economy increases as the economy advances. Vehicle transportation, however, cannot meet the ever-increasing transportation demand, with its economic efficiency deteriorating over time. Judging that such transportation demand cannot be met only by vehicle transportation, the government also seeks to increase(More)
Korean-style EMU(Electric Multiple Unit) train which was developed by Korea Railroad Research Institute (KRRI) has been in trial operation on Honam, Jonngang, Choongbuk and Taebaek line. In this study, the voltage supplied to EMU Train in trial operation was monitored and analyzed to identify the voltage condition supplied by the existing railroad. To(More)
The influence of logistics on the national economy increases as the economy advances. Vehicle transportation, however, cannot meet the ever-increasing transportation demand, with its economic efficiency deteriorating over time. Judging that such transportation demand cannot be met only by vehicle transportation, the government also seeks to increase(More)
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