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초음파 유량계를 이용한 하수관 유량 측정의 타당성 검토 연구
최연철 ( Yuon-cheol Choi ),송호면 ( Ho-myoen Song ),조정일 ( Jeong-il Cho ),유형식 ( Hyeong-sik Yu ),정지승 ( Jee-seung Chung ) 한국구조물진단유지관리공학회 2009 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.13 No.2
The Ministry of Environment announced that the year 2002 would be the first year for ‘new sewer maintenance’, disclosing its ambitious plan to initiate the Han River system (model) / BTL / dam upriver sewer renovation project from 2005 requiring the investment worth about 3 trillion KRW per year and a total of about 30 trillion KRW for the next 10 years. I/I(Inflow/Infiltration) is one of the Performance Indicator of Sewer maintenance project. In this study, We investigated in propriety of flow measurement using ultrasonic flowmeter in sewer for I/I analysis.