Electric control common rail automatic calibration system

An automatic calibration system and automatic calibration technology, applied in general control systems, control/regulation systems, testing/monitoring control systems, etc., can solve the problems of high operator requirements, high maintenance costs, long development cycles, etc., and achieve the scope of application Wide, convenient data recording, flexible use effect

Inactive Publication Date: 2018-08-14
CHINA FIRST AUTOMOBILE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] Foreign automatic calibration systems are generally sold together with the engine bench, which are expensive, complicated to operate, require special training, have high requirements for operators, long development cycle, and high maintenance costs

Method used

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  • Electric control common rail automatic calibration system
  • Electric control common rail automatic calibration system
  • Electric control common rail automatic calibration system

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Embodiment Construction

[0021] The present invention will be further described below in conjunction with specific drawings.

[0022] Such as figure 1 As shown, the electronically controlled common rail automatic calibration system of the present invention includes a calibration system computer and a test bench control computer. The calibration system computer is installed with calibration software, and the automatic calibration function and data optimization processing function are integrated in the calibration interface. The calibration system computer communicates The interface is connected to the ECU, the calibration parameters can be automatically input and the ECU data can be modified, and the engine can be automatically calibrated; the control computer of the test bench is connected to the engine through a dynamometer and test equipment to control the operating conditions of the engine and collect engine emission data , input the emission data into the computer of the calibration system, optimi...

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Abstract

The invention relates to an electric control common rail automatic calibration system which is characterized by comprising a calibration system computer and a testing stand control computer, wherein an automatic calibration function module and a data optimization processing function module are integrated in the calibration system computer, the calibration system computer is connected with an ECU,automatic input of calibration parameters is realized, automatic recording of ECU calibration data and ECU test parameters can be changed, the ECU is used for controlling an engine through an actuatorand a sensor; the testing stand control computer is connected to the engine through a dynamometer and a test device so as to control operating conditions of the engine and collect engine emission data, the emission data is input into the calibration system computer, the calibration data is subjected to optimization processing operation via the data optimization processing function module, and optimization data can be obtained. Convenient and accurate data recording, flexible and convenient control, calibrating efficiency improvement, and reduction of tedious parameter control and data recording work of calibration workers are enabled via the system disclosed in the invention.

Description

technical field [0001] The invention relates to an electronically controlled common rail automatic calibration system, in particular to a calibration system used for various benches in a diesel engine electric control system, and belongs to the technical field of diesel engine common rail electronically controlled fuel injection. Background technique [0002] Chinese patent application CN201974294U relates to an automatic bench calibration device for an engine, including a computer and an automatic calibration control device, as well as a single-chip microcomputer circuit, a temperature sensor circuit and an oxygen sensor circuit. The device can automatically scan point by point to collect speed points and load points, and simultaneously test values ​​such as temperature, oxygen consumption, and speed. The device can solve the problem of manual calibration by a calibration engineer in the prior art, time-consuming and laborious operation, and extremely inconvenient problems....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B23/02
CPCG05B23/0221
Inventor 林涛施华传徐剑飞李晔冯源吴健
Owner CHINA FIRST AUTOMOBILE
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