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남임우(L. W. Nam),최명덕(M. D. Choi),장춘만(C. M. Jang) 한국유체기계학회 2007 유체기계 연구개발 발표회 논문집 Vol.- No.-
The pneumatic waste transfer system(PWTS) has been widely being used in a crowded residence area, hospital, airport, business building. etc, studied for a way out of environment sanitation of waste collection in residence area, about fourty years ago. The PWTS is automatic waste collection system that if a waste be thrown away. transported to the central gathering equipment with an flowing accelerated air of a underground pipe by control of centre" control system. The PWTS is composed of small and big drops, underground transport pipes, isolation valves of pipes, measuring instruments. central control instruments, and a waste gathering equipment, etc. And a waste gathering equipment is composed of a centrifugal separation instrument, a deodorize instrument, blower, and so on.