FOD检测雷达转台伺服控制系统的设计-电子与信工程专业毕业论文.docx

Design Design of FOD Detection Radar Turntable Servo Control System Discipline：Electronics and Communication Engineering Student Signature： ‰了fll膨四 Supervisor I Signature： Supervis。rⅡSignatu re：厶、砌，7 Abstract Civil aviation career is important part of modem service industry,which is playing an increasing important role in social life，it is closely related to people’s life，SO the security problem of the spacecraft is also becoming more and more important．Foreign object debris is called FOD，it is likely in the airport runway and damages the aircraft．FOD detection radar antenna can detect these foreign objects，but itself must rely on a rotating carrier carl detect large area ofthe runway effectively．Turntable control system can be used as the carrier of FOD detection radar antenna，it is mounted on both sides of the runway at the airport and Can drive the radar antenna，complete the foreign object detection which is in the airport runway．We design a turntable control system with high location accuracy and speed stability and low cost according to the requirements of scientific research projeet，the concrete research content is as fcIllows： 1．Based the system of technical indicators and functional requirements to determine the overall design scheme of turntable，analysis the working theory of the turntable and the design ofthe turntable mechanical structure，and then choose devices used in the rotary table． 2．Design hardware boards according to the function requirements of turntable，the board USeS STM32+FPGA dual processor collaborative design thought；introduces the design of each functional module respectively and gives the specific circuit principle diagram． 3．According to the requirements of the turntable’S structure and working theory,design the speed loop and position loop feedback control strategy,establish the mathematical model of 万方数据 turntable turntable system，analyze the steady-state error of the system and use PI regulator to make correction system，simulation