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Air–fuel ratio (AFR) is the mass ratio of air to a solid, liquid, or gaseous fuel present in a combustion process. The combustion may take place in a controlled manner such as in an internal combustion engine or industrial furnace, or may result in an explosion (e.g., a dust explosion),The air–fuel ratio determines whether a mixture is combustible at all, how much energy is being released ...
Carburetor. A carburetor (also spelled carburettor or carburetter) [ 1][ 2][ 3] is a device used by a gasoline internal combustion engine to control and mix air and fuel entering the engine. [ 4] The primary method of adding fuel to the intake air is through the Venturi tube in the main metering circuit, though various other components are also ...
Conventionally, a four-stroke (petrol or gasoline) Otto cycle engine is fueled by drawing a mixture of air and fuel into the combustion chamber during the intake stroke. This produces a homogeneous charge: a homogeneous mixture of air and fuel, which is ignited by a spark plug at a predetermined moment near the top of the compression stroke.
other fuel used in tractors today 2. Characteristics of tractor engines that determine type of fuel used a. Miking of fuel and air (1) Gasoline engine has carburetor which mixes gasoline and air (a) The mixture enters the cylinder before the compression stroke occurs. (b) The mixture enters the cylinder already mixed and ready to ignite.
Inlet manifold. An inlet manifold or intake manifold (in American English) is the part of an internal combustion engine that supplies the fuel / air mixture to the cylinders. [ 1] The word manifold comes from the Old English word manigfeald (from the Anglo-Saxon manig [many] and feald [repeatedly]) and refers to the multiplying of one (pipe ...
Ethanol fuel mixtures have "E" numbers which describe the percentage of ethanol fuel in the mixture by volume, for example, E85 is 85% anhydrous ethanol and 15% gasoline. Low-ethanol blends are typically from E5 to E25, although internationally the most common use of the term refers to the E10 blend. Blends of E10 or less are used in more than ...
An ignition coil is used in the ignition system of a spark-ignition engine to transform the battery voltage to the much higher voltages required to operate the spark plug (s). The spark plugs then use this burst of high-voltage electricity to ignite the air-fuel mixture . The ignition coil is constructed of two sets of coils wound around an ...
The cycle has four parts: a mass containing a mixture of fuel and oxygen is drawn into the cylinder by the descending piston, it is compressed by the piston rising, the mass is ignited by a spark releasing energy in the form of heat, the resulting gas is allowed to expand as it pushes the piston down, and finally the mass is exhausted as the ...