Assignment 2

1ans) running engine at 1800rpm

in figure -a anchor angle,compression ratio,duration are mentioned.

figure-a

figure-b

figure-c

NOTE:in figure -B impe,bmep,bsfc,etc are avaliable.

2 ANS)

figure -d

figure-e

figure-f

stroke length is changed to increase brake power. in case 7 it is increased by 10% which can be seen in figure-g.

figure-g

not only increasing stroke length, increasing bore diameter also causes power rise.