Why Must We Reject Heat Qout in a Heat Engine?
After the working fluid expands and produces work. Therefore, the working fluid is still hot. To reuse it again, the fluid must be cooled back through leaving the heat to a heat Sink or in…
Month: January 2026
CI Engine
Theory: Working steps of a 4-Stroke CI Engine: Suction Stroke – Only air enters the cylinder. Compression Stroke – Air is compressed to high pressure and temperature. Power Stroke – Fuel is injected and self-ignites…
What is a Jet Engine
A jet engine is a reaction engine that produces thrust by expelling high-velocity gases through a nozzle. Turbojet engines operate on the open Brayton cycle, which consists of four continuous processes: intake, compression, combustion, and…