农机化研究
農機化研究
농궤화연구
JOURNAL OF AGRICULTURAL MECHANIZATION RESEARCH
2016年
3期
163-166
,共4页
任玲%张长龙%王月林
任玲%張長龍%王月林
임령%장장룡%왕월림
拖拉机%导航%转向操纵控制%精度提高
拖拉機%導航%轉嚮操縱控製%精度提高
타랍궤%도항%전향조종공제%정도제고
tractor%navigation%the steering control%precision improving
转向操纵控制系统执行效果的优劣决定了导航车辆工作的准确性和稳定性。为此,以试验的方法对现有导航系统中转向操纵控制平台进行硬件测试、角度传感器标定、步进电机测试和角度传感器精度测试试验,提出从硬件上提高精度的方法。同时,根据转向操纵控制器中执行机构步进电机存在的小角度难以响应的问题,进行了控制电路设计和仿真,实现了对小角度信号的快速响应,为提高导航操纵控制器精度提供了思路。
轉嚮操縱控製繫統執行效果的優劣決定瞭導航車輛工作的準確性和穩定性。為此,以試驗的方法對現有導航繫統中轉嚮操縱控製平檯進行硬件測試、角度傳感器標定、步進電機測試和角度傳感器精度測試試驗,提齣從硬件上提高精度的方法。同時,根據轉嚮操縱控製器中執行機構步進電機存在的小角度難以響應的問題,進行瞭控製電路設計和倣真,實現瞭對小角度信號的快速響應,為提高導航操縱控製器精度提供瞭思路。
전향조종공제계통집행효과적우렬결정료도항차량공작적준학성화은정성。위차,이시험적방법대현유도항계통중전향조종공제평태진행경건측시、각도전감기표정、보진전궤측시화각도전감기정도측시시험,제출종경건상제고정도적방법。동시,근거전향조종공제기중집행궤구보진전궤존재적소각도난이향응적문제,진행료공제전로설계화방진,실현료대소각도신호적쾌속향응,위제고도항조종공제기정도제공료사로。
The merits of the steering control system executed effect determines the navigation accuracy and stability of the vehicle work .This paper introduced the experiment method of existing steering control platform in the navigation system hardware test .Angle sensor calibration experiment , stepper motor test and angle sensor precision test are designed and conducted .Improve the precision of factors from the view of hardware is put forward .At the same time we performed the control circuit design and simulation for the difficult to response to the problem of small angle in stepper motor which is steering control actuators .The test achieved the small angle signal of fast response , provided ideas for improving accuracy of navigation control controller .