Four-stroke engines Flashcards
1
Q
what is an internal combustion engine
why is it called four stroke?
A
- internal combustion engines contain cylinders filled with air
- air in these cylinders is trapped by tight-fitting pistions so gas can’t escape
- move up and down
- gas inside is steam
- each time a piston move sup or down is called a stroke
- four stroke engines are engines which brun fuel once every four strokes of a pistion
2
Q
indicator diagram
A
p-V diagram for engine
3
Q
induction stroke
A
4
Q
compression stroke
A
5
Q
expansion
A
6
Q
exhause
A
7
Q
how deos a diesel engine work differntly
A
