الثلاثاء، 24 يناير 2017

Petrol motor

Petrol motor


The gasoline engine of an automobile is internal combustion,

Explosion. It is extremely widespread in the

Vehicles of all types and sizes,

Air, in water or on land.It also serves for mechanical tools and

To provide power to fixed installations.








The four phases of a gasoline engine

1 Admission



admission moteur essence fonctionnement moteur defectueux gaz bougie allumage injecteur cylindre demarreur carburant temperature pression batterie relais liquide sonde air volts bobine calculateur
A Inlet valve

B Camshaft

C Candle

D Valve spring

E Exhaust Valve

F Water

G Bloc

H Bielle

I Gas intake

J Culasse

K Balance weights


  Fuel and air mixed by injection or carburettor are

Sucked into the combustion chamber by the piston which descends,

The admission valve (s) being open.




2 Compression

moteur fonctionnement essence moteur fonctionnement essence electrique capteur circuit refroidissement tension carburant temperature defectueux bougie batterie resistance sonde pompe relais liquide


A Ignition
B Compressed gas

The inlet valve (s) close, the piston goes up compress the mixture at a good pressure.




3 Combustion and relaxation

moteur fonctionnement essence moteur fonctionnement essence electrique capteur circuit refroidissement tension carburant temperature defectueux bougie batterie resistance sonde pompe relais liquide
A The combustion flushes the piston downwards

  The piston reaching its top dead center will compress the gas at the spark plug goes a few degrees before the MPH Is reached, will produce a high-voltage spark.This triggers a combustion of the gas which repels the piston.


4 Exhaust


A Exhaust gas outlet

                                                                                                     

  The exhaust valve (s) will open to exhaust the gas which is pushed by the rising piston


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