In this article, you’ll learn about internal and external engines and the distinction between interior and exterior burning engines.

You are watching: Difference between internal and external combustion engine

What is the Heat Engine?

An engine is a machine that converts one create of energy into an additional. A heat engine is an equipment in which the chemical power of a fuel transdeveloped into thermal power by combustion to develop mechanical job-related. Heat engines might be classified according to the area where burning takes area.Apart from that, also inspect out a two-stroke engine is a kind of inner combustion engine. Furthermore, learn about why does knocking occurs in an engine. Additionally, likewise check out miscellaneous types of steam engines provided in industries.

Types of Heat Engines

Following are the 2 major kinds of warm engines:Internal Combustion EngineExternal Combustion Engine

1. Internal Combustion Engine

If the combustion of fuel takes location inside the working cylinder, the engine is recognized as an internal combustion engine (I.C engine).Ex: Petrol Engine, Diesel Engine and so on.

2. External Combustion Engine

If the burning of fuel takes location exterior the functioning cylinder, the engine is well-known as an external burning engine (E.C engine).Ex: Steam Engine, Steam Turbines and so on.Read Also: Engine: Types of Engines in Automobile with PDF

Difference Between Internal and also External Combustion Engine

The varies differences between the internal burning engine and also the external combustion engine is as follows:

The internal combustion of fuel takes location inside the working cylinder. Whereas the external combustion of fuel takes area exterior the working cylinder.The functioning fluid offered in the interior burning engine is perhaps Petrol, Diesel & Various forms of gases. Whereas the Working liquid supplied in the exterior combustion engine is perhaps vapor.The inner burning engine calls for much less room. As compared to the exterior burning engine it needs a huge area than the i.c engine.The capital price of the internal burning engine is fairly low. But the capital price of the outside combustion engine is relatively high.Starting of this interior burning engine is basic & quick. As compared to the exterior burning engine, the founding of the engine requires time.In the interior burning engine, thermal effectiveness is high. Whereas in the outside burning engine, thermal Efficiency is low.The power arisen in an internal combustion engine is per unit weight of these engines is high. As compared to the power occurred in an external burning engine is per unit weight of these engines is low.An Internal combustion engine does not require a boiler or other components, therefore it is light and also compact. Whereas the exterior burning engine needs a boiler and also various other components to transport energy, hence it is hefty.The inner combustion engine has actually an efficiency of around 35-45 %. As compared to the exterior burning engine has an efficiency of around 15-25 %.The Fuel cost of the inner combustion engine is reasonably high. As compared to the fuel cost of the external burning engine is reasonably low.

See more: Forget The Bull In The China Shop, This Song!! Dessa


If you have actually still any doubts around the “Difference Between Internal Combustion Engine and External Combustion Engine” you deserve to contact us or ask in the comments.We have also a Facebook neighborhood for you men. If you desire, you can sign up with our community, here is the attach to our Facebook group. If you favor our article then please share it with your friends. Have any type of inquiries about any type of topic just feel free to ask in the comment area.Finally, subscribe to our newsletter to gain notified as soon as we upfill brand-new write-ups.
You might prefer to review more on our blog:13 Main Difference between NC, CNC, and DNC MachineDifference Between Capstan and also Turret LathesDifference Between Hydraulic and also Pneumatic
Plasma Arc Welding: Definition, Working, Equipment, Applications, Advanteras

Saif M. is a Mechanical Engineer by profession. He completed his engineering researches in 2014 and is currently working in a big firm as Mechanical Engineer. He is likewise an author and editor at

Leave a Comment Cancel reply



Notify me of follow-up comments by email. Notify me of new posts by email.

Ezoicreport this ad


AutoAutomobile enggBoilersConventional MachiningElectrical EngineeringEngineering DrawingFluid MechanicsHydraulics and also PneumaticsManufacturing MachinesMeasuring instrumentsMechanical EngineeringPower PlantQ&AThermal EngineeringThermodynamic CyclesUncategorizedWorkshop