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정현목(Hyunmok Jung),홍준희(Junhee Hong),윤동원(Dongwon Yun),박희창(Heechang Park),김병인(Byungin Kim),이성휘(Sunghwi Lee) 한국생산제조학회 2016 한국생산제조학회지 Vol.25 No.5
Recent trends in transport system for carrying heavy freight are that demands of a high efficiency, economic efficiency, convenience and safety are increased. Conventional transport systems were poor in transport efficiency and economic efficiency. And Safety problems can be caused to products and workers. In order to overcome these problems, an air cushion transport device with a high-pressure air is required. The air cushion transporter is a device for reducing the frictional force of floor surface and lifting the heavy freight by spraying the high-pressure air to the floor. Technology to float and transfer freight using high-pressure air is very convenient and initial cost can be reduced. In this paper, the study on the levitation performance and transport efficiency of air cushion transport system is conducted and verified that air cushion transporter has a significantly higher transport efficiency than conventional heavy handling systems.
전차선 회피가 가능한 수평이동형 피기백 상하역 시스템에 관한 연구
정현목(Hyunmok Jung),김병인(Byungin Kim),박희창(Heechang Park) 한국생산제조학회 2021 한국생산제조학회지 Vol.30 No.5
In domestic railway stations, transporting cargo using overhead cranes is difficult because of the catenary lines. Horizontal moving piggy-back transfer technology is a method of transporting trailers or cargo together with trucks on freight trains while avoiding the catenary lines. This thesis is a study on the design technology of piggy-back loading and unloading transfer facilities that satisfies all the conditions necessary for the use of the existing railroad network in Korea. By developing a shuttle system, including an air cushion transporter and a docking unit, the piggyback transport system was designed. This technology is expected to improve railroad logistics technology and expand the logistics market.