one adiabatic, two isobaric, and one constant volume

two adiabatic and two isobaric

two adiabatic, one isobaric and one constant volume,

one adiabatic, one isobaric and two constant volume

3 m3/mt .

1.5 m3/mt

18 m3/mt′

6 m3/mt

1

1.2 ,

1.3

1.4

it requires very big cylinder

it does not increase pressure much

it is impossible in practice

compressor has to run at very slow speed to achieve it

mechanical efficiency

volumetric efficiency

isothermal efficiency

adiabatic efficiency