Factors that must be considered in the mechanical model of construction analysis is discussed . the real - time algorithm of construction numerical simulation , the construction calculation in the maximum cantilever state , and the optimum of the cable tensile forces in the construction is also investigated 本文的主要內(nèi)容有:在建立施工分析力學(xué)模型時應(yīng)考慮的有關(guān)因素,施工過程的實時模擬,最大懸臂狀態(tài)下的施工驗算,斜拉橋施工期結(jié)構(gòu)優(yōu)化。
Its theory is described in detail , and the relationship between svpwm and the common pwm is aiven . the compare of three different svpwm methods is also done and the real - time algorithm realization in dsp is given . the correction of the algorithm is testified by pwivi waves 講述了其工作原理,揭示了電壓空間矢量與常規(guī)pwm的關(guān)系,對三種不同的電壓空間矢量調(diào)制方法進行了比較,并給出了其在dsp中實時實現(xiàn)的算法,通過pwm波形驗證了此算法的正確性。
This paper studies the graphical real - time control system design software ( grtcs ) , people can design and implement the real - time algorithm based on graphical method with it . the only thing designers should do is draw flow chart with components representing the common objects , such as task interrupt message message box and the common actions between them , the corresponding program will be auto generated , any amending can be done in the chart and grtcs will do the change by itself 本文所研究的圖形化實時控制系統(tǒng)設(shè)計軟件( grtcs )以圖形化的方式進行實時算法的設(shè)計和實現(xiàn),設(shè)計者只需面向代表任務(wù)、中斷、消息、信箱等實時控制中的一般對象,以及這些對象間一般操作的組件進行圖形化設(shè)計, grtcs將自動生成相應(yīng)的目標程序代碼框架,并且對系統(tǒng)的任何變動都可基于圖形設(shè)計界面進行, grtcs能夠自動進行相應(yīng)的改動。
In order to solve the issues of multiple graphics interface , real - time display and realism immersion in the virtual reality system , this article especially studies on the various real - time algorithms in the geometric , physical and behavior modeling processes of the real estate scenes . taking the related researches as basis , this article puts forward an improved anti - aliasing fast algorithm , which greatly enhances the texture mapping speed and quality 為了解決以往房地產(chǎn)三維展示系統(tǒng)圖形界面單一、圖形實時交互性和真實沉浸感差等問題,本論文重點研究了房地產(chǎn)三維場景幾何、物理和行為模型建立與實現(xiàn)過程中各種實時處理技術(shù)及算法的應(yīng)用,并在此基礎(chǔ)上提出了改進的紋理反走樣處理快速算法,在改善了紋理映射圖像質(zhì)量的同時大大提高了紋理映射速度。
The system adopts integrated design technology , which integrates real - time algorithm of themathematics model for unmanned aerial vehicle real - time simulation system and real - time interface simulation of sensors togather . the system displays the real - time curve and stores simulation parameters in notebook computer 系統(tǒng)采用集成設(shè)計技術(shù),將無人機實時仿真系統(tǒng)中的數(shù)學(xué)模型實時解算和傳感器實時接口仿真集成在一起,而將仿真參數(shù)實時曲線顯示存儲由筆記本電腦承擔(dān)。