FOURSTROKE DIESEL ENGINE

                                                        FOURSTROKE DIESEL ENGINE The fourstroke diesel engine works as here in.When the piston is moving upward and is close to TDC,the inlet valve is opened.As the piston moves downward vacuum is created in the cylinder.Air is alone sucked in.The piston after...

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TWO STROKE PETROLENGINE

                                                       TWO STROKE PETROLENGINE In the two stroke engine,ports(intake,exhaust&transfer ports)of different sizes and shapes are there in the cylinder wall at different levels and positions.The piston as it moves up&down in the cylinder  opens and closes...

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FOURSTROKE PETROL ENGINE

                                                     FOURSTROKE PETROL ENGINE The fourstroke engine is also called sometime as four cycle engine.The main components of the four stroke engine are piston assembly,connecting rod,cylinder,cylinder head,crank case,crank shaft,inlet and exhaust valves,valve operating...

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CONSTANT MESH GEARBOX

                                                     CONSTANT MESH GEARBOX In these case all the gears are in mesh and engagement between the gears which are freely rotating on the transmission main shaft and transmission main shaft is effected by moving the dog clutches as explained below.      ...

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SLIDING MESH GEARBOX

                                                            SLIDING MESH  GEARBOX The sliding mesh gearbox which is the simp lest and oldest historically consist of three shaft...

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GEAR BOX

                                                        GEAR BOX                        In simple words gear boxes are used to vary the speed and torque.When driving a vehicle  usually there will be slops,curves or sudden breaking situations.So...

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DIFFERENTIAL

DIFFERENTIAL                                                            The differential receives the drive from the shaft called propeller shaft.It has the following puposses *It receives the drive from shaft and then send to axle then the wheels,that means means perpendicular rotation to parellel...

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ENGINES

                  ENGINES It is the heart portion of a vehicle,in other words driving portion.It’s an assembled form of many other parts like oilsump,cylinder,piston,valves etc.When the engine starts a fly wheel(a wheel of high mass)begin to rotate,it will rotates in high speed crank and it’s connected to the crankshaft which drives the piston,the piston is placed in a cylinder.The other end of crankshaft...

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SPARKPLUGS

                                                         SPARKPLUGS Sparkplug controls the ignition system,as the name indicates it sparks the petrol air mixture.There's an electrode placed in it,the electrode is used as the conducter.When high current passed through it from a battery  current...

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STEAM ENGINE

STEAM ENGINE: STEAM ENGINE      Steam engines are huge in size and are used in railways,factories and machineries.There is a boiler must for this steam engine.Because the steam is produced by the boiler.There is always a fuel having high calorificfactor,because there is a need of an extralarge amount of steam.In some cases the steam will again converted into liquid form.So there is no fuel wastage.The steam from the boiler will...

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