基于嵌入式的便攜錨桿無損檢測設備研究
發(fā)布時間:2018-05-31 14:46
本文選題:嵌入式 + ARM; 參考:《河北科技大學》2012年碩士論文
【摘要】:嵌入式技術在當代飛速發(fā)展,與此同時,工程領域錨桿無損檢測設備也因其迅猛發(fā)展而向著結構更輕便、性能更優(yōu)越、操作更簡單的方向發(fā)展。在礦山、建筑等領域中,錨桿錨固的安裝質量檢測一直是一個亟待解決的問題。本文基于嵌入式的錨桿無損檢測系統(tǒng)研究就是結合國家自然科學基金項目(項目編號:5060774)“基于偽隨機信號的錨桿動態(tài)響應與智能檢測研究”進行研發(fā)的。 本人在充分查閱和研究嵌入式和錨桿無損檢測技術的發(fā)展歷程和發(fā)展方向后,針對錨桿無損檢測技術的計算量大和數(shù)據(jù)篩選量大的特點結合工業(yè)中的實際需求,采用了具有超強運算能力的最新嵌入式ARM11處理器S3C6410作為便攜式硬件平臺,選擇了擴充性、裁剪性、多線程性和實時性都很強的Windows CE6.0作為嵌入式操作系統(tǒng)。 在嵌入式系統(tǒng)硬件方案設計過程中,針對ARM芯片的特點,對驅動程序和電路進行了擴展和改良,自定義了專門針對S3C6410開發(fā)板的BSP,并導出了SDK用于之后軟件的開發(fā)。在仔細分析了Windows CE系統(tǒng)的體系結構、開發(fā)平臺搭建方法和內核的定制、移植方法后,利用Platform Builder完成了Windows CE6.0系統(tǒng)的移植。應用程序設計方面,充分利用了Windows CE系統(tǒng)與Windows桌面系統(tǒng)的可兼容性,利用Visual Studio2008集成開發(fā)環(huán)境和VB.NET程序設計語言,,采用面向對象的程序設計方法完成了無損檢測軟件的界面顯示、參數(shù)設置、波形顯示和數(shù)據(jù)分析四個模塊的功能設計,并提出了信號FFT和改進FFT分析方法。 該基于嵌入式的便攜式錨桿無損檢測系統(tǒng)集信號采集、數(shù)據(jù)管理和數(shù)據(jù)分析處理于一體,同時具有波形顯示、參數(shù)設置、頻譜分析等多種功能。針對錨桿無損檢測的實際情況,該設備具有體積小、便攜帶、功耗低、操作簡單功能擴展性好,便于二次開發(fā)的優(yōu)點。該系統(tǒng)的研究在錨桿無損檢測技術向便攜式嵌入式平臺的移植方面做出了有益的探索。
[Abstract]:With the rapid development of embedded technology, the nondestructive testing equipment in engineering field is developing towards the direction of lighter structure, better performance and simpler operation because of its rapid development. In the field of mine and building, the quality inspection of anchor anchoring has always been a problem to be solved. In this paper, the research of anchor bolt nondestructive testing system based on embedded system is developed in conjunction with the National Natural Science Foundation of China (item No.: 5060774) "dynamic response and Intelligent Detection of Anchorage based on pseudo-random signal". After fully consulting and studying the development history and development direction of embedded and anchor nondestructive testing technology, aiming at the characteristics of large amount of calculation and large amount of data screening of anchor nondestructive testing technology, I combine with the actual demand of industry. The new embedded ARM11 processor S3C6410 with super computing ability is adopted as the portable hardware platform, and the Windows CE6.0 with strong expansibility, clipping, multithreading and real time is chosen as the embedded operating system. In the process of hardware design of embedded system, according to the characteristics of ARM chip, the driver and circuit are extended and improved. The BSPs which are specially designed for S3C6410 development board are defined, and the SDK is used in the later software development. After analyzing the architecture of Windows CE system, the method of developing platform building and the customization of kernel and transplanting method, the transplant of Windows CE6.0 system is completed by using Platform Builder. In the aspect of application program design, the compatibility of Windows CE system and Windows desktop system is fully utilized, and the interface display of NDT software is accomplished by using Visual Studio2008 integrated development environment and VB.NET programming language, and using object-oriented programming method. The function design of four modules, including parameter setting, waveform display and data analysis, is presented, and the signal FFT and improved FFT analysis method are proposed. The portable anchor nondestructive testing system based on embedded system integrates signal acquisition, data management and data analysis and processing, and has many functions, such as waveform display, parameter setting, spectrum analysis and so on. In view of the actual situation of non-destructive testing of anchor rod, the equipment has the advantages of small volume, easy to carry, low power consumption, simple operation, good expansibility, and convenient for secondary development. The research of this system has made a beneficial exploration in transplanting the bolt nondestructive testing technology to the portable embedded platform.
【學位授予單位】:河北科技大學
【學位級別】:碩士
【學位授予年份】:2012
【分類號】:TP368.12;TD350;TU472
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