Details:

The following are the types of fuel injectors:

1. According to the structure of the fuel injection port, it can be divided into hole type, needle type, sheet valve type, and other forms.

2. According to the number of spray holes, there are single hole, double hole, and porous forms.

3. According to the resistance value of the solenoid coil inside the fuel injector, there are two types of low resistance fuel injectors and high resistance fuel injectors.

4. It can be divided into MPI and SPI according to its purpose; The fuel injector is actually a solenoid valve with its nozzle facing the intake valve (multi point outside cylinder injection) and its tail connected to the fuel distribution pipe.

5. The injection shall have a certain penetration distance and spray cone angle, as well as good atomization quality, and there shall be no leakage at the end of injection.

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