INTRODUCTION TO POWER PLANTS
• Basic ideas about piston and turbo engines,
• Use of propeller and jets for Thrust Production.
Comparative merits,
• Principles of operation of rocket,
• Types of rockets engines and typical applications.
,4 – Stroke Piston Engine:
,4 – Stroke Piston Engine:
, Suction Stroke:
• In this stroke the piston is at very near to
Top dead centre (TDC) and the inlet valve
is open and outlet valve is closed.
• When the piston moves from TDC to BDC
(Bottom dead centre) so that the air petrol
mixture prepared by the carburetor comes
through the inlet valve and fills the
cylinder.