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VIT
VARIABLE INJECTION TIMING IS A METHOD IN WHICH THE TIMING OF FUEL INJECTION IS ALTERED FOR BETTER THERMAL AND POWER EFFICIENCY AND LOWER THE SPECIFIC FUEL CONSUMPTION. NOW THE QUESTION […] Continue Reading →
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AIR CONDITIONER UNLOADER
IN THE FIGURE ABOVE WE CAN SEE THAT THE LUBE OIL PUMP IS SUPPLYING OIL TO THE UNLOADER. BUT DURING START THE SUCTION VALVES ARE ALREADY UNLOADED. NOW WHEN SOLENOID […] Continue Reading →
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WHY FUELS HAVE 2 CALORIFIC VALUES
CALORIFIC VALUE OF FUEL IS THE QUANTITY OF HEAT PRODUCED BY IT’S COMBUSTION AT CONSTANT PRESSURE AND STANDARD CONDITION I.E AT 0°C AND UNDER A PRESSURE OF 1013 mbar. HIGHER […] Continue Reading →
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WHY CETANE NUMBER NOT USED FOR RESIDUAL FUEL
Cetane Number is indicator of quality of lighter distillate fuels. It is an inverse function of a fuel’s ignition delay i.e. higher the cetane no. quicker the fuel will burn. […] Continue Reading →
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WHY PISTON CROWN OF A/E AND M/E IS NOT FLAT
PISTON CROWNS ARE NORMALLY CONCAVE IN SHAPE. THEY ARE NEVER MADE FLAT. THE REASON BEHIND THIS IS THAT, DUE TO AS THE GAS PRESSURE INCREASES AND DECREASES, THE FLAT PISTON […] Continue Reading →