換軌器 的英文怎麼說
中文拼音 [huànguǐqì]
換軌器
英文
rail replacer-
As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations
數值模擬方面，應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程，兩相之間的質量、能量交換由液滴蒸發模型計算，氣相化學反應速率由arrhnius公式計算，通過耦合求解氣液兩相模型方程，模擬了燃燒室三維流場，得到了燃燒室內的溫度和組分濃度分佈。Topics covered include : properties and advantages of feedback systems, time - domain and frequency - domain performance measures, stability and degree of stability, root locus method, nyquist criterion, frequency - domain design, compensation techniques, application to a wide variety of physical systems, internal and external compensation of operational amplifiers, modelling and compensation of power coverter systems and phase lock loops
所涉及的主題包括：反饋系統的特性和優勢，時域和頻域性能度量，穩定和穩定度，根軌跡法，奈魁斯特準則，頻域設計，補償技術，種類繁多的物理系統應用，運算放大器的內部和外部補償，能量轉換系統的建模和補償，以及鎖相環。A device for shifting gears on a bicycle by moving the chain between sprocket wheels of different sizes
脫軌器，轉撤器通過在不同大小的扣鏈齒輪間移動鏈條而轉換自行車齒輪（換檔）的裝置A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path
本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討，在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型，推導出了一個通用的移動機器人堆積方程，在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解；使用muir和newman的運動學建模方法，推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法；在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析：推導了一種理論精度較高的航位推算演算法，並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬；最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路，較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題；本論文研究成果已在本實驗室所開發的樣機上得到實現，經過應用與考核證明其中的分析與設計是切實可行的。To ensure the long - term on - orbit working stability of on - board computer system, and meet the different characteristics of such analog parts as sensors, dac and so on, the reliability design schemes are proposed
摘要為確保星務計算機系統長期在軌工作的穩定性，針對系統中數模轉換器等不同模擬部件的特點，給出相應的可靠性設計方案。Chaos in three typical topology power electronic converters with a close loop controller is studied. the discrete iterative model is established and analyzed for the chaos in close loop boost converter working in discontinuous conduct mode. the tracking control method is used to control chaos of this converter, simulation results show its effectiveness
研究了三種典型拓撲結構的電力電子變換器閉環工作時的混沌現象，針對工作在電流斷續模式（ dcm ）下的boost變換器中的混沌現象，分析了其數學模型，並採用軌跡跟蹤控制方法進行了控制，模擬結果表明了該方法的有效性。However, that would also mean the lone child playing by the disused track would be sacrificed. or would you rather let the train go its way
這時火車來了，而你正站在鐵軌的切換器旁。讓火車停下來已經不可能了，但你能讓火車轉往停用的鐵軌，這樣的話你就可以救了大多數的小朋友。Electrical traction - rotating electrical machines for rail and road vehicules - part 1 : machines other than electronic convertor - fed alternating current motors
電氣牽引.有軌和道路車輛用旋轉電機.第1部分:除電子換流器供電的電機以外的機械Based on variable zmp and dynamics of 3 - d inverted pendulum, we educed the cog ( center of gravity ) ’ s trajectory equation of the robot in the single - support phase and transition of locomotion phase. and we used third - order spline function to ensure the acceleration continuity of the robot ’ s cog in the double - support phase. thereby, the smooth trajectory of cog was gained by planning
由基於可變zmp和三維倒立擺的動力學原理，推導出了單腳支撐期內和步行方式轉換期間機器人的質心運動軌跡方程;並採用三次樣條曲線來保證機器人在雙腳支撐期質心加速度的連續性，從而由規劃得到了光滑的質心運動軌跡。( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese
本論文的主要研究內容如下： （ 1 ）研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理，合理分割銑床控制系統的管理任務，根據任務的要求賦予不同的優先級和調度時間，保證任務的執行效率和實時性； （ 2 ）開發底層設備驅動程序和應用程序介面（ api ）函數，以便於進行系統應用軟體的開發； （ 3 ）深入研究fat16文件系統的結構和固態盤的硬體特性，參照fat16文件系統的管理思路，開發固態盤文件管理軟體以有效管理nc代碼文件； （ 4 ）深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議，開發串口通訊網路通信軟體； （ 5 ）研究字元的顯示原理和在操作系統中嵌入字庫的方法，在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法，開發中文字庫嵌入軟體，滿足開發操作界面的信息要求； （ 6 ）深入研究三維圖形坐標變換的原理，開發實用的三維加工軌跡顯示軟體，便於操作者對零件的加工過程進行監控和診斷。The action of overlapping manner on the microstructure and properties of the hardened layer was analyzed and some fundamentals were discussed. systemic experiments and laser processing of the mould - roller used in packaging machine, the screen - changers used in plastic extruder, the fiber - cutting roller used in chemical plant and the rail used for railway were accomplished. furthermore, the technique of laser hardening for the component parts was obtained and some key technologic problems were successfully solved
並結合工業應用，對包裝機械用模切輥、擠塑機換網器、化工行業用過絲輥和鐵路鋼軌等的激光表面強化技術進行了系統研究，獲得了對這些零部件進行激光表面強化的成熟的工藝，解決了這些零部件激光表面強化過程中的關鍵技術。Through acoustic coupling of the transducer and the elastic plate, energy is transferred to the metallic plate, thus, the metallic plate ’ s flexural vibrating mode comes into being and driving force is produced by the legs ’ rectilinear motion
該馬達振子由夾心式換能器和加工有齒的金屬薄板連接而成。夾心式換能器激勵金屬薄板產生彎曲模態的振動，從而通過作斜線軌跡振動的齒產生驅動力。Finally, for the definite mechanism and indefinite size of industrial robots ' executor as well as the size ^ optimization goal, the mathematic model is set up to optimize the executor ' size with using complex optimization method. next, for the optimized executor, the desired trajectory and planning goal, the kinematics model and proper referent and motive coordinates systems are set up. by making use of the result of the previous motion analysis, genetic algorithm is applied to the trajectory planning of executor
最後，對于結構給定而構件尺度未定的工業機器人執行機構，先根據機構尺度優化目標，建立數學模型、用復合形法進行構件尺度優化；再根據給定的期望軌跡和規劃目標，建立數學模型，利用復指數變換法對執行機構進行運動分析的結果，採用進化演算法對工業機器人進行軌跡規劃。The system selects switching surface according to the approach of variable structure control. based on the control rules to design the variable structure controllers, the inner loop and the outer loop form a complete vsc control loop. the control system has switching surface and the system brings sliding along fixed desired trajectories
根據滑模變結構控制方法選擇切換面，根據控制律，設計變結構控制器，使內環和外環合成為一個vsc控制器，系統的控制有切換，而且在切換面上系統將會沿著固定的軌跡產生滑動運動。It has good compatibility and can be conveniently installed. suitable for truck scall, track scale, and other special scales for weighing or force meassuring
安裝方便、互換性好。可用於製造各種電子汽車衡、軌道衡、料門秤及各種專用衡器，適用於重量，力值測量的各個領域。He specialises in power electronic converters for variable speed windmills and medium voltage drives designs for ac motor drives from, high speed micro turbine and variable speed gen - sets, innovative circuits for ups applications, traction applications in trains, trolley - buses and trams, battery driven vehicles, automotive drives and fuel cell applications
施雷伯先生的專長是研究變速風力發電機的電力電子變換器和用於交流電動機驅動的中壓電力電子設計，從高速微型燃氣輪機和變速機組，用於ups應用的新型電路，歐列車中的牽引應用，無軌和有軌電車，電池驅動汽車，汽車驅動和燃料電池。Centerline spacings and rail gauges for rollers of switchgear and instrument transformers
轉換裝置和儀表感器的滾子的中心線間距和軌距With the structure character of coiling robot, the transformed equations of robot movement is established by using equal - power coordinate transformation. the path scheduling method of robot is deeply researched and then imitates the robot ' s movement path by using b - splint function on the disperse point gotten by scheduling on robot ' s coiling movement path to ensure the robot ' s movement track to be a clean and continuous line. then the track is optimized by dynamic scheduling method
結合繞線機器人的結構特點，利用齊次坐標變換建立起機器人運動變換方程，探討了機器人路徑規劃的一般方法，並利用b樣條函數對機器人繞線運動路徑規劃所得的離散路徑點進行逼近，以保證機器人運動軌跡是一條光滑連續的曲線，並利用動態規劃方法對機器人進行時間最優軌跡規劃。The simple affine transformation is used to describe the motion of feature points, and an pdaf is employed to obtain the estimate of the state vector ; a matching method based on gabor wavelet transformation is employed to find the corresponding point ; an ekf is employed to process the temporal information ; a scheme is designed to include new feature points
點的軌跡模型採用仿射變換描述，引入pdaf演算法進行狀態估計；利用基於gabor變換特徵向量的匹配演算法進行對應點的辨識；推導出ekf濾波器方程組，對時態信息進行濾波；具有新特徵點的選取、跟蹤能力。The track switcher
軌道轉換器分享友人