Traditional Culture Encyclopedia - The 24 Solar Terms - What is the data of ea888 air flowmeter?
What is the data of ea888 air flowmeter?
The intake flow meter measures the intake flow behind the air cleaner and in front of the throttle valve, while the intake pressure sensor measures the pressure of the intake manifold. There is generally no air flow meter in the car. Mainly look at the intake pressure sensor. Generally, the intake pressure sensor and the temperature sensor are integrated. Needless to say, everything has its role.
There are two types of EFI engines, one is L-type (air flowmeter) and the other is D-type (intake pressure sensor), which directly detects intake air.
The intake pressure sensor indirectly calculates the intake air volume, the air flowmeter is installed in front of the throttle, and the intake pressure sensor is installed behind the throttle. The intake air volume is calculated by the vacuum degree after the throttle opening changes, and the vacuum degree is small after the throttle opening is large. The throttle opening is small, and the vacuum behind it is large. Intake pressure sensors are piezoresistive, capacitive and resistive.
Precautions:
Although there are many kinds of vehicles, their structures are similar. This should be said to be the credit of standardization and the need of large-scale production line. With the development of society, the progress of science and technology and the change of demand, the appearance of railway vehicles has also begun to change, especially the passenger cars are no longer the same old faces. However, their basic structure has not changed obviously, but the specific parts have more scientific and advanced structural design.
Generally speaking, the basic structure of a vehicle consists of five parts: body, underframe, running gear, coupler buffer device and braking device.
The car body is the part of the vehicle carrying goods or passengers, and it is also the basis for installing and connecting other parts of the vehicle. The bodies of early vehicles were mostly wooden structures, supplemented by steel plates and bow bars. Modern automobile body is mainly steel structure or light metal structure.
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