영어로 되있는 공업수학 토목환경분야 관련 미분방정식 발표자료입니다..많은 도움 되시길..
1. Let's assume that 5ton tank lorri truck, loaded with full of TCE, has crashed into Pal-Dang dam and concerning the safety of water, we decided to calculate the changes of concentration of TCE on Pal-Dang lake.
1.1 What is the size of Pal-Dang lake? Actually there are no physical boundary in Pal-Dang lake.
But as to calculate, first we should assume the range which is effected by the accident, so we can assume the size of Pal-Dang lake which can be used in calculating. and also we should check the flux, which flows in and out of Pal-Dang lake . Let study the data and assume the followings below.