Introduction about Motorcycle Engine Accessories

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 When we talk about Motorcycle performance, we are sure to talk about Engine Accessories. This is because people can always feel the vibration, heat and exhaust sound of Motorcycle Engine Accessories when they are riding a Motorcycle.

Motorcycle Cylinder Accessories

On Motorcycle, a very common engine accessory is a piston reciprocating internal combustion engine.
Engine accessories can be divided into two-stroke and four-stroke according to the stroke. At present, four-stroke engine accessories are widely used. So, let's focus on four-strokes.
Four-stroke Engine Accessories, that is to say, every four reciprocating movements of the piston, the cylinder is ignited once. They are:
1. Intake intake: At this time, the intake valve opens, the piston descends, and the mixture of gasoline and air is sucked into the cylinder.
2. Compression: At this time, the intake valve and exhaust valve are closed at the same time, the piston moves upward, and the mixture is compressed.
3. Combustion: When the mixer is compressed to a small size, the spark plug jumps over to ignite the mixture, and the pressure generated during the combustion process continuously pushes the piston down and drives the entire crankshaft to rotate.
4. Exhaust: When the piston descends to a certain point, the exhaust valve opens and the exhaust gas is discharged. The piston continues upward to expel excess exhaust gas.
advantage:
1. The four strokes are carried out independently, and the work is reliable, efficient and stable. The speed range from low speed to high speed is large.
2. Reduce blow-by gas return loss, low fuel consumption.
3. The low-speed operation is stable, relying on the lubrication system to lubricate, and it is not easy to overheat.
4. High volumetric efficiency and high mean effective pressure.
5. The heat load is smaller than that of two-stroke Motorcycle Engine Accessories. It has a large displacement and can be designed as a high-power engine accessory.
shortcoming:
1. The valve valve distribution mechanism is complicated, there are many parts, and the maintenance is difficult.
2. Loud mechanical noise
3. The rotation balance is unstable because the crankshaft explodes once every 2 revolutions.
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