http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
SWAT Auto-Calibration을 이용한 소양강댐 유역의 증발산량 분석의 한계점
안태준 ( T J Ahn ),김현섭 ( H S Kim ),김유리 ( Y R Kim ),김다정 ( D J Kim ),금동혁 ( D H Gum ),장춘화 ( C H Jang ),강현우 ( H W Kang ),임경재 ( K J Lim ) 강원대학교 농업생명과학연구원(구 농업과학연구소) 2013 강원 농업생명환경연구 Vol.25 No.1
Due to climate changes, various effects on hydrology, environment, economy have been occurring worldwide. Various studies have been conducted to evaluate effects on water resources due to climate change. The modeling approaches have been used for these ends. The Soil and Water Assessment Tool (SWAT) model is one of the models being used in climate change studies. In this study, the SWAT auto-calibration tool was used to calibrate hydrology at the watershed outlet and simulated evapotranspiration values were compared. As shown in this study, the hydrologic component of hydrologic cycle should be calibrated together, rather than simply comparing simulated and observed flow data at the watershed outlet. Therefore, parameters related with evapotranspiration should be included in the SWAT auto-calibration process.
심장형 곡선(Cardioid)을 갖는 외부 로브형상에 따른 지로터의 접촉점 도출
김철(C. Kim),이민철(M.C. Lee),황기웅(K.U. Hwang),박건영(G.Y. Park),김다정(D.J. Kim),김현종(H.J. Kim) 대한기계학회 2016 대한기계학회 춘추학술대회 Vol.2016 No.12
A gerotor can be manufactured in a miniature size because it has a high discharge per cycle and a simple structure. Gerotors are widely used for the lubrication oil of an engine and as the hydraulic source of an automatic transmission. Recently, improvements in fuel efficiency and noise reduction have come to the fore in the automobile industry, and it has been necessary for better fuel efficiency to continuously improve the flow rate and noise of internal gear pumps through the optimal design of the gerotor and port shape. In this study, gerotors were generated based on the equations derived for a lobe shape with cardioid profile. Also, a method of generating contact points of gerotor was proposed according to lobe shapes with cardioid curve.