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What are the functions of electronic technology applied to automobiles?
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The role of electronic technology in automobiles is mainly to save fuel, reduce pollution and improve safety. In order to meet the needs of automotive driving automation, the products include: automotive ignition device, electronic fuel injection system, engine integrated control system, electronic automatic transmission, electronic suspension control system, electronic steering control system, electronic brake control system; In order to improve the safety of the car products are: car navigation system, car safety alarm system, car anti-collision system, car fault automatic diagnosis system; In order to improve the comfort of the car products: car cassette player, car CD audio, car color TV, car air conditioning, car telephone and so on.
What are the types of engine electronic control systems?
The electronic control system of engine developed in recent years can be divided into fuel injection control system, forced idler fuel economizer control system, and turbocharger system to adjust and maintain the speed. The most widely used systems are electronic ignition and fuel injection systems. At the heart of such a system is the microcomputer. The information conveyed to the computer is provided by sensors that control the amount of air taken in, the speed and Angle of the crankshaft, the temperature of the cooling liquid and the temperature of the air entering the engine duct. The computer can instantly calculate the amount of fuel to be injected and select the ignition time, reducing fuel consumption by 20% while maintaining a certain power.
In recent years, an internal combustion engine automatic control system has appeared in the western European automobile market. The system includes an electronic integrated circuit block, a sensor on the control mechanism and a on button. When the system works in the "stop" state, the braking signal will be automatically connected and the oil supply will be automatically cut off. Another widely used result is the reverse latching system. When the driver on the brake pedal too hard, this kind of anti blocking system can change the role in braking force on the wheels and prevent slippery, over easy sliding surface will not produce the wheel lock, don't slide when emergency braking wheels, even under the condition of the wheel is near from the road, still can keep the auto control. |
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