毕业设计2稿最终版

毕业设计（论文）报告纸┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊摘要风洞实验室是利用物体运动相对性这一原理，以人工的方式产生并且控制气流，用来模拟飞行器或实体周围气体的流动情况，并可量度气流对实体的作用效果以及观察物理现象的一种管道状实验设备，它是进行空气动力实验最常用、最有效的工具。中国在风洞领域已经有着许多世界领先的技术，并建成了性能优越的风洞实验室，这些风洞实验室在我国空气动力学相关领域的研究中起到了举足轻重的作用。本文的主题就是对小型风洞及控制系统的设计、制作、与调试过程进行详细的描述，其中包括了系统方案论证、硬件系统的设计、软件的设计以及整个系统的调试过程等内容，通过这一系列过程，将会增强我对风洞相关知识的了解，同时也对我自己的专业知识水平进行一次考验，提升我的自学能力以及动手能力。关键词：风洞系统；设计；制作；调试毕业设计（论文）报告纸┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊AbstractWindtunnelwindtunnellaboratory,namelyintheformofanartificialandairflowcontrol,usedtosimulatethegasflowsituationaroundaircraftorentity,andcanmeasuretheeffectsofairflowontherealandtheobservationofphysicalphenomenaofapipelineexperimentalequipment,itistheaerodynamicexperimentsisthemostcommonlyusedandeffectivetool.Becauseofthewindtunnelwitheasycontrol,highrepeatability,andcanthroughthesimpleexperimenttoobtainmoreaccurateexperimentaldata,andmanyotheradvantages,therefore,usedwidelyinmanyfields.Chinaalreadyhasmanyoftheworld'sleadingtechnologyinthefieldofwindtunnel,andbuiltthesuperiorperformanceofwindtunnellaboratory,thewindtunnellaboratoryinthestudyofaerodynamicfieldinourcountryhasplayedapivotalrole.Thetopicofthisarticleisforsmallwindtunnelandthecontrolsystemdesign,production,andthedebuggingprocessaredescribedindetaildesigns,includingthesystemhardwaredesign,softwaredesignanddebuggingofthewholesystem,throughthisaseriesofprocess,Iwillenhanceunderstandingofthewindtunnelrelatedknowledge,alsolearnedtomyownprofessionalknowledgetoatest,soastoimprovemyabilityofself-study.Keywords:windtunnelsystem;Design;Production;debugging毕业设计（论文）报告纸┊┊┊┊┊┊┊┊┊┊┊┊┊装┊┊┊┊┊订┊┊┊┊┊线┊┊┊┊┊┊┊┊┊┊┊┊┊目录绪论...............................................................................................................................................51方案论证.......................................................................................................................................61.1项目设计要求及关键内容.........................................61.1.1设计要求....................................................................................................................61.1.2关键内容....................................................................................................................61.2方案论证.................................................................................................................................61.3各模块主要原理与芯片的选择........................................................................................72硬件设计.......................................................................................................................................92.1总体电路图............................................................................................................................92.2各模块具体电路设计..........................................................................................................92.2.1显示模块....................................................................................................................92.2.2按键模块..................................................................................................................112.2.3上位机模块..............................................................................................................122.2.4单片机模块...............................................................................................................132.2.5电机驱动模块.........................................................................................................132.1.6传感器模块..............................................................................................................152.1.7系统外围稳压电源电路.......................................................................................163软件设计.....................................................................................................................................173.1程序整体设计思路.............................................................................................................173.2程序流程图..........................................................................................................................173.3功能模块程序流程图........................................................................................................183.4主要子函数程序流程图及部分代码.............................................................................203.4.1PWM的产生...............................................................................................................203.4.2小球高度测量算法.................................................................................................214安装与调试..................................................................................................................................234.1实物安装...............................................................................................................................234.1.1主板电路的焊接.....................................................................................................234.1.2风洞主体的搭建的搭建............................................................