基于角度修正的称重仪设计  

Design of the Weighing Instrument Based on Angle Correction

作　　者：宋明悦 孔德哲 吕玲[1] 王铮[1] 于馨玮 SONG Mingyue;KONG Dezhe;LV Ling;WANG Zheng;YU Xinwei(China University of Petroleum,College of Control Science and Engineering,Qingdao 266000,China)

机构地区：[1]中国石油大学(华东)控制科学与工程学院,山东青岛266000

出　　处：《仪表技术》2020年第6期23-25,共3页Instrumentation Technology

基　　金：中国石油大学(华东)大学生创新创业训练计划项目(20181228)。

摘　　要：针对称重仪在测量过程中,对测量平台的角度以及稳定性等使用局限性,设计了一款具有强适应性的精密称重仪。系统基于STM32单片机设计,采用全桥式电阻应变片和24位AD芯片HX711完成基本称重系统设计。使用MPU6050三维角度传感器捕捉角度信息,完成倾角修正,提高了测量精度,拓展了称重仪的适应场合。In view of the limitations of the weighing instrument in the measuring process,such as the angle and stability of the measuring platform,a precise weighing instrument with strong adaptability is designed.The system is based on STM32 single-chip microcomputer design,using full bridge resistance strain gauge and 24-bit AD chip HX711 to complete the basic design of the weighing system.The MPU60503d angle sensor is used to capture the angle information and complete the adjustment of inclination angle,which improves the measurement accuracy and expands the applicable occasions of the weighing instrument.

关 键 词：单片机 电阻应变片 A/D转换芯片 倾角传感器 

分 类 号：TP302.7[自动化与计算机技术—计算机系统结构]