次擺線 的英文怎麼說
中文拼音 [cìbǎixiàn]
次擺線
英文
trochoid-
The model of the inverted pendulum is : as an equipment, low cost, simple machinery, easy to perform all kinds of controls in simulation and digital ; as a controlled object, quite complex, high orders, instability, non - linearity, strong coupling system. we can keep it stable through some control method
倒立擺的典型性在於：作為一個裝置，其成本低廉，結構簡單，便於模擬，數字實現不同方式控制；作為被控對象，又相當復雜，是高階次、不穩定、非線性、強耦合系統，只有採取行之有效的控制方法方能使之穩定。This technique marked a break from the traditional approach, used in telephone networks, of dedicating a static circuit to each connection
電話網路所使用的傳統方法，每一次接通都必須佔用一條線路，但分封交換技術完全擺脫了這種束縛。Second, the author introduced a new stability region, and programmed a trajectory of variable zmp, which was defined as a cosine curve ; the author also designed a cog - compensated method to keep the cog ’ s height ; based on dynamics of 3 - d inverted pendulum, the author educed the cog ’ s trajectory equation of the robot in the three - leg - support phase, and used third - order splint function to ensure the acceleration continuity of the robot ’ s cog in the four - leg - support phase. at last, walking patterns of the corresponding gait are generated through programmer design
然後，提出了一種新的支撐區域選取方法，採用了按餘弦規律變化的zmp運動軌跡;為了維持機器人行走時重心高度不變，採用了一套有效的質心高度保持方法;基於三維倒立擺模型，推導了機器人三腳支撐期質心運動軌跡方程;採用三次樣條曲線插值規劃了四足支撐期加速度連續的質心運動軌跡。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。This problem is to find a curve along which a pendulum takes the same time to make a complete oscillation.
這個問題是求一條曲線，使得一個擺沿著它作一次完全的振動，都取相等的時間。The cord shall withstand weight of 500 gram, it swings from left to right at an angle of 120 degree 2000 times, the cord should no damage
輸出線末端加500的砝碼，從左到右以120度的夾角搖擺2000次，輸出線應無損壞。Track maintenance technology is raising while high speed railway was developed in abroad. the developed countries like japan, french and german etc. had made their own high speed track management code. strict managing track smooth qualities by using advanced track measuring car, exhibiting their maintenance level by using advanced measuring system, mechanism construction, scientific diagnosis and automatic management technology
國外高速鐵路迅猛發展，線路維修養護技術水平也不斷提高，主要表現在採用先進的檢測系統、高度機械化作業方式、科學診斷和自動化管理方面。我國鐵路近十年取得了很大的發展，經歷了四次大提速， 1998年8月開始，我國引進瑞典x2000擺式列車在廣深線試運行（ 200km h ） 。The principles of filtering, wavelet - denoise and integral algorithms to pick up the tilting pulse ( filtering - delay - compensation signal ) are discussed. especially, a " high - in & low - out " method is presented to determine the thresholds in the three algorithms ; it is very robust and adaptable. in the end, the performance of the three algorithms is compared to each other based on the process of total data of one test - on - line
分別設計了濾波法、小波去噪法和積分法來提取傾擺脈沖（濾波延時補償信號） ，論述了這三種演算法提取傾擺脈沖的原理，提出了一種魯棒性好、適應性強的「高進低出」法來確定三種提取傾擺脈沖演算法中的門限值：最後用這三種演算法對一次線路試驗的全部數據進行了處理，並比較了各種演算法的特點。The method of fuzzy modeling can be taken as a good candidate of this problem in this thesis, the inverted - pendulum system is firstly analyzed by using t - s fuzzy model due to its property of arbitrary approximation for the non - linearity. based on the parameters identification, simulations of system are made by using fuzzy logic toolbox of matlab. the results of comparison with lq approach show the performance improvement in the aspects of overshoot and fast response
本文首先利用模糊模型的非線性逼近能力，採用t - s模糊模型對小車-倒擺控制系統分析並實現了該系統的模糊建模及模糊模型各部分參數的辯識，在matlab模擬環境下藉助其模糊邏輯工具箱進行了系統的模擬，與採用線性二次最優控制的系統模擬結果進行比較，改善了系統超調量及快速響應性。For the great amplitude, oscillation and long time lasted, galloping tends towards evoking the nasty accident of inter - phase shortcutting, damage to fitting and supporting structures, causing short - circuiting, conductor burned, hold down towers, and conductor broken, which engender serious economy damage
因為舞動的幅度大，有擺動，一次持續很長時間，因此容易引起相間閃絡、金具損壞，造成線路跳閘停電或引起燒傷導線、拉倒桿塔、導線折斷等嚴重事故，從而造成重大經濟損失。A curve traced by a point on or connected with a circle as the circle rolls along a fixed straight line
旋轉線，次擺線圓在固定直線上滾動時，圓上一點或與圓相連的一點的弧形軌跡The inverted pendulum is a kind of typically high ranks, nonlinear, strong - coupling, uncertain and absolutely unstable system. it can be stabilization only when the effective control method will be applied
倒立擺系統是一個高階次、非線性、強耦合、不確定的絕對不穩定系統，必須採用十分有效的控制手段才能使之穩定。Under the guidance of intelligent analytical methods by decomposition of the control tasks and the intelligent decoupling strategies by the proper coordination among the complicated objectives ( proposed by chen qingchun ), following the pose adjusting phase method of the cart - doubled pendulum system （ proposed by zen ji ）, the author clearly plot out the phases of pose adjusting and stabilization in the phase - plane, using it instead of the previous control policy which plot out phases of pose adjusting and stabilization by simulative time
首次在誤差相平面上對小車二級倒立擺的姿態整定階段和穩擺階段作出了明確的劃分，並用以替代以前用模擬時間來劃分姿態整定階段和穩擺階段的控制決策。接著將參數在線自校正的仿人智能控制演算法引入小車二級倒立擺穩擺階段，提高了它的魯棒性和適應性。Shevchenko headed hilario ' s clearance to him, he chested it down, turned and volleyed in one movement, and from over 30 yards the ball flew over howard and into the middle of the goal
舍瓦接希拉里奧的傳球頭球擺渡，德羅巴30碼外停球后右腳凌空抽射，皮球劃出弧線直落大門，霍華德飛身撲救再次落空。As a good solution to this problem, software radio ( sr ) has became the focus of research. software radio makes the communication system break away from application - oriented design method. therefore sr has been recognized as the next major leap forward in wireless communication
而軟體無線電（ softwareradio ， sr ）的提出，為解決這一問題提供了新的思路， sr也因此成為研究的焦點，它使通信系統擺脫了面向應用的設計思想，被認為是無線通信從模擬到數字，從固定到移動之後的又一次突破。分享友人