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심광진,이동호 대한설비공학회 1999 설비저널 Vol.28 No.6
기원전 27세기경, 고대 이집트의 피라미드건설을 위해 앗시리아 지방에서 나일강변으로 이주한 기술자들의 집합주택에는 거의 환기구가 설치되어 있었다는 기록이 있다. 이 환기방법은 실내와 실외의 기온차에 의한 공기의 부력을 이용한 중력환기로 생각된다. 중력환기는 지금도 주물공장 등의 고온, 발열을 수반하는 작업장에서 적용되고 있으며, 이와 같이 자연력을 이용한 환기를 자연환기라 부른다.
김태형,하현철,심광진 한국산업위생학회 1998 한국산업보건학회지 Vol.8 No.2
Computational Fluid Dynamics(CFD) was applied to predict air flow around the hoods : circular hoods, square hoods, and push-pull hoods. A commercially available CFD software, CFD-ACE(Ver. 4.0), was tested, which is based on the finite volume method using the κ-ε turbulence model. Numerical results were compared with the experimental, analytical and numerical results from other studies. CFD solutions showed an excellent agreement with the previous experimental and numerical results. It is promising that CFD techniques could be applied on the variety of complex problems in the industrial ventilation engineering.
김종철,김태형,김은아,하현철,심광진,오정룡,정호근,송세욱 한국산업위생학회 1999 한국산업보건학회지 Vol.9 No.2
Hot-wire anemometers are most commonly used in measuring hood capture velocities due to their accuracy and convenience. But it was questionable whether they have an appropriate accuracy and they are well maintained. To answer these questions, a series of survey and the performance test were performed. The average error turns out to be 16.93%. Many of them were out of order due to bad maintenance. They were not frequently calibrated even though the users of anemometers think the periodic calibration is necessary for maintaining the accuracy of anemometers. A possible efficient maintenance program was thus discussed.