机动车发动机转速测量仪智能校准系统的优化与应用研究  

Optimization and Application of Intelligent Calibration System of Motor Vehicle Engine Speed Measuring Instrument

作　　者：关哲民 GUAN Zhemin

机构地区：[1]山西省检验检测中心(山西省标准计量技术研究院)

出　　处：《计量与测试技术》2025年第3期56-59,共4页Metrology & Measurement Technique

摘　　要：为解决机动车发动机转速测量过程中振动干扰导致的测量精度下降问题,本文研究优化了其测量仪的智能校准系统。采用高精度数字合成技术设计转速信号模拟器,引入电磁激振器作为振动台核心部件,并使用高性能ADC芯片实现精确数据采集。同时,引入振动干扰抑制技术,通过多级滤波实现系统优化。结果表明:该系统具有较高的精度和稳定性。In order to solve the problem of the decrease of measurement accuracy caused by vibration interference in the process of motor vehicle engine speed measurement,the intelligent calibration system of the measuring instrument is researched and optimized in this paper.High precision digital synthesis technology is used to design the speed signal simulator,electromagnetic exciter is introduced as the core part of the shaker,and high performance ADC chip is used to achieve accurate data acquisition.At the same time,vibration interference suppression technology is introduced to optimize the system by multistage filtering.The results show that the system has high accuracy and stability.

关 键 词：机动车发动机 转速测量仪 智能校准 系统优化 

分 类 号：TP3[自动化与计算机技术—计算机科学与技术]