抓斗挖泥船水下作業(yè)可視化實(shí)時(shí)仿真系統(tǒng)研究與開發(fā)
本文選題:抓斗挖泥船 + 監(jiān)測(cè); 參考:《武漢理工大學(xué)》2015年碩士論文
【摘要】:目前國(guó)內(nèi)外對(duì)抓斗挖泥船施工時(shí)的工作狀況監(jiān)測(cè)主要采用圖形、曲線、數(shù)字的方式,如通過在司機(jī)室操縱臺(tái)旁用儀表顯示抓斗開度和施工深度,這種監(jiān)測(cè)方式可視化程度不高,本文基于這種現(xiàn)狀,對(duì)抓斗挖泥船水下作業(yè)可視化實(shí)時(shí)仿真系統(tǒng)的開發(fā)進(jìn)行了探索,并嘗試通過實(shí)時(shí)通信技術(shù)、計(jì)算機(jī)圖形技術(shù)及程序設(shè)計(jì)來實(shí)現(xiàn)抓斗挖泥機(jī)施工作業(yè)的可視化實(shí)時(shí)仿真。在現(xiàn)有挖泥機(jī)電氣控制系統(tǒng)和施工定位系統(tǒng)的硬件配置、軟件功能要求的指導(dǎo)下,開發(fā)一套抓斗水下作業(yè)實(shí)時(shí)仿真系統(tǒng)。本文首先針對(duì)18m3抓斗挖泥機(jī)產(chǎn)品樣機(jī),設(shè)計(jì)抓斗挖泥船可視化實(shí)時(shí)仿真系統(tǒng)方案。對(duì)可視化系統(tǒng)實(shí)現(xiàn)過程中關(guān)鍵問題進(jìn)行研究與解析,包括臂架俯仰和船傾對(duì)抓斗深度補(bǔ)償數(shù)學(xué)模型、抓斗開度和形態(tài)實(shí)時(shí)顯示數(shù)學(xué)模型,以及挖泥機(jī)相關(guān)三維模型建立。其次,詳細(xì)闡述抓斗挖泥船可視化實(shí)時(shí)仿真系統(tǒng)軟件的實(shí)現(xiàn),通過OpenGL和VC++程序編程,對(duì)挖泥機(jī)施工過程中有相對(duì)運(yùn)動(dòng)的構(gòu)件三維模型進(jìn)行實(shí)時(shí)的坐標(biāo)變換,對(duì)抓斗挖掘的泥土模型以及挖掘標(biāo)記作出判斷,并且實(shí)時(shí)渲染和重繪,實(shí)現(xiàn)抓斗挖泥機(jī)的整體和抓斗獨(dú)立的三維圖形可視化實(shí)時(shí)仿真,同時(shí)實(shí)現(xiàn)數(shù)據(jù)的實(shí)時(shí)數(shù)字顯示。通過18m3抓斗挖泥機(jī)產(chǎn)品樣機(jī)的岸上挖泥試運(yùn)行試驗(yàn),驗(yàn)證抓斗挖泥船可視化實(shí)時(shí)仿真系統(tǒng)各功能模塊的實(shí)現(xiàn)效果,包括數(shù)據(jù)顯示和圖形顯示的準(zhǔn)確性、實(shí)時(shí)性和穩(wěn)定性,進(jìn)一步對(duì)系統(tǒng)提出改進(jìn)和優(yōu)化措施。本文最后總結(jié)本課題,提出研究不足之處并對(duì)下一步工作的跟進(jìn)提出展望。
[Abstract]:At present, at home and abroad, the working condition of grab dredger is mainly monitored by graphics, curves and figures. For example, the degree of opening of grab bucket and the depth of construction are displayed by means of instruments next to the driver's control table. The degree of visualization of this kind of monitoring method is not high. Based on this situation, this paper explores the development of visual real-time simulation system for grab dredger underwater operation, and attempts to use real-time communication technology. Computer graphics technology and program design are used to realize visual real-time simulation of dredger construction. Under the guidance of the hardware configuration and software function requirement of the existing dredger electrical control system and construction positioning system, a real-time simulation system for grab underwater operation is developed. Firstly, aiming at the prototype of 18m3 grab dredger, the visual real-time simulation system of grab dredger is designed in this paper. The key problems in the realization of the visualization system are studied and analyzed, including the mathematical models of depth compensation for boom pitching and tilting bucket, the real-time display mathematical model of grab opening and shape, and the establishment of relevant 3D model of dredger. Secondly, the realization of visual real-time simulation system software for grab dredger is described in detail. Through OpenGL and VC programming, the 3D model of dredger with relative motion is transformed into real time coordinate. The soil model and the excavating mark of grab excavating are judged, and the real-time rendering and redrawing are carried out to realize the 3D graphics visualization and real-time simulation of grab dredger and grab independently, and to realize the real-time digital display of data at the same time. In this paper, the experiment of shore-based dredging test of 18m3 grab dredger product prototype is carried out to verify the realization effect of each functional module of grab dredger visual real-time simulation system, including the accuracy, real-time and stability of data display and graphic display. Further improve and optimize the system. Finally, this paper summarizes the subject, puts forward the deficiencies of the research and prospects for the follow-up work.
【學(xué)位授予單位】:武漢理工大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2015
【分類號(hào)】:U616.21
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