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Electric control system of automobile engine

A technology of automobile engine and electronic control system, applied in the direction of engine control, machine/engine, electrical control, etc., can solve the problems such as the inability to realize the continuous adjustment of the engine sensor signal and the inability to simulate, and achieve complete functions, fast dynamic response, and precise control. high degree of effect

Pending Publication Date: 2019-11-12
广州市环迪汽车科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the above-mentioned electronic control teaching platform can mainly realize the training of static principles. Since the real sensors and actuators are used, the continuous adjustment of various sensor signals of the engine cannot be realized, so various working conditions cannot be simulated.

Method used

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  • Electric control system of automobile engine
  • Electric control system of automobile engine
  • Electric control system of automobile engine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] Please refer to figure 1 and figure 2 , an automotive engine electronic control system, including a signal acquisition module, a control module and an execution module; the acquisition module includes an oxygen acquisition module, a crankshaft position acquisition module, a camshaft position module, a coolant temperature acquisition module, and a knock acquisition module; the acquisition module Connected with the control module, the collected oxygen concentration signal, crankshaft position signal, camshaft position signal, coolant temperature signal and detonation signal are sent to the control module; the execution module is connected with the control module, and the execution module receives the instructions from the control module , to achieve accurate control of the jet timing and jet volume; the control module communicates with the upper computer system through the interface unit.

[0029] Specifically, the oxygen acquisition module, the crankshaft position acqu...

Embodiment 2

[0033] On the basis of Embodiment 1, an intake air acquisition module is also included, and the intake air acquisition module includes an intake air pressure sensor 3, an intake air temperature sensor and a throttle position sensor, an intake air pressure sensor, an intake air temperature sensor and a throttle position sensor are connected to the control module.

[0034]Wherein, the intake air pressure sensor 3 includes a flow pipe 31, an electric control assembly 35 and a sample gas pipe 32. The flow pipe 31 is respectively provided with a metal foil sensitive element 34 and an air temperature transmission resistor 33, and the metal foil sensitive element 34 is located at the air temperature transmission resistor. 33, the metal foil sensitive element 34 and the air transmission resistor 33 are all connected to the electric control assembly, the electric control assembly 35 is located on the outer surface of the flow pipe 31, and the electric control assembly 35 is fixed on the...

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PUM

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Abstract

The invention discloses an electric control system of an automobile engine. The electric control system comprises a signal acquisition module, a control module and an execution module; the signal acquisition module comprises an oxygen acquisition module, a crankshaft position acquisition module, a camshaft position module, a cooling liquid temperature acquisition module and a knocking acquisitionmodule, wherein the signal acquisition module is connected with the control module, and the collected oxygen concentration signals, the crankshaft position signals, the camshaft position signals, thecooling liquid temperature signals and the knocking signals are conveyed to the control module; the execution module is connected with the control module, the execution module receives an instructionof the control module, and accurate control over the air injection timing and the air injection amount is realized; and the control module is in data communication with an upper computer through an interface unit. The electric control system of the automobile engine is complete in function, high in control precision, high in dynamic response and capable of continuously simulating various working conditions of an engine.

Description

technical field [0001] The invention relates to the technical field of automobile engine control, in particular to an automobile engine electronic control system. Background technique [0002] The teaching of engine electronic control is an important teaching content of engine major. The engine electronic control system is mainly composed of electronic control unit, sensors and actuators. The sensor transmits various signals under different working conditions of the engine to the electronic control unit, and the electronic control unit collects the signals and performs calculation processing to send signals to determine the engine fuel injection quantity, fuel injection timing, etc. The signal controls the fuel injection and ignition of the engine, so as to realize the electronic control function. The complete engine electronic control system teaching device needs to include the functions of demonstrating the mechanical principle, system composition, electrical characteris...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F02D45/00G09B9/04
CPCF02D45/00F02D2200/02F02D2200/021F02D2200/08F02D2200/101G09B9/04
Inventor 钟环子
Owner 广州市环迪汽车科技有限公司