環形加速器 的英文怎麼說
中文拼音 [huánxíngjiāsùqì]
環形加速器
英文
cirac- 環 : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 環形 : annular; ringlike; ring form; bight; annularity環形癌 annular carcinoma; 環形電路 [訊] loop circu...
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This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method
提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge
單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進,對光濾波器的常規性能指標、時域特性和動態可調諧特性提出了更加苛刻的要求,鑒於此,本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。There is a lack of analysis apparatus of magnet, the new system is only a opened loop control system, if we add the analysis part of the ion eletrostatic accelerator someday, all that we need to do is adding analog module hi plc and sampling control arithmetic hi the computer program. we will get a perfect closed loop control system
在目前缺乏磁分析儀的情況下,該系統雖然還只是開環控制系統,但是一旦加速器中束線分析部分到位,它只需增加模擬量輸出模塊和采樣控制演算法,就能形成完善的閉環控制系統。Besides, pid control algorithm is introduced and the velocity closed - loop controller is designed on the basis of dynamic model for the train. furthermore, according to kunming world ' s fair route data, the ato system with pid controller is simulated. it shows some disadvantages, and so the predictive control algorithm is brought forward to realize velocity closed - loop control
在已有的列車運動模型基礎上,採用pid控制演算法,設計了列車的速度閉環控制器,結合昆明線線路數據,進行了基於pid控制器的ato系統模擬分析,發現採用pid控制器控制時,列車運行曲線呈波浪形,當遇到坡道或者外界干擾時速度和加速度曲線會出現尖峰現象。This paper does some research in the high - avail and real - time character of ethernet when it appling to fieldbus domain. in high - avail, made a concept of redundancy manager, and put forward some ethernet ring structures on the base of it. we can find these meet different levels of avail requirement
在高可靠性方面,提出了冗餘管理器的概念,在它的基礎上形成的幾種以太網環網結構,可以滿足不同層次的可靠性要求;在實時性方面,對傳統以太網加以改進,採用了交換技術、高速以太網技術、全雙工埠交換的方式、優先級標志技術、虛擬網技術等新技術。Joint european torus jet
歐洲聯合環形加速器In order to be pull into practice use in engineering application, a real time emluator of the the closed - loop control system for the x - model aero - engine acceleration process has been established through combining the engine model and the controller model. the sqp ( sequential quadratic programming ) is used to get the optimal acceleration process result for the x - model aero - engine
為了達到工程上實用的目的,在對某研究所提供的某型發動機實時模型作了詳細分析並進行了加速過程的模擬計算后,本文將控制器模型和發動機模型聯立在一起,構成了閉環形式的發動機加速過程實時模擬計算模型。Secondly, the dynamic features, surplus torque and loading gradient features of ptss are analyzed by the couple model between the rudder and the eals. it can be concluded that the surplus torque is related directly to the velocity of the rudder, and the loading gradient is the disturbing inverse ratio from the surplus torque to the closed - loop model, which shows the scaling relationship between the input and the disturbance signal act on the eals. it also can be concluded that, under the same dynamic specification, it is more difficult to realize the small loading gradient
然後,採取把系統模型轉化為舵機和負載模擬器相互耦合作用的形式,對被動式力矩伺服系統動態特性、多餘力矩和加載梯度一一進行理論分析,得出:多餘力矩與舵機運動速度直接相關;加載梯度是在系統閉環模型中,與多餘力矩相關部分模型幅值大小成反比的系數,體現了被動式力矩伺服系統的指令信號和擾動信號之間的比值關系,從而在相同的動態指標下,小加載梯度實現更為困難。Due to players hands shaking while holding the controller, a ring buffer allows a precise direction to be created to hold and average accelerator samples
當玩家的手拿著控制器晃動的時候,一個環形的緩沖器將會讓方向以及平穩加速的表現更加精確。The influence on the parameters of the measurement range and stability and its mutual relations are analyzed. it is pointed out that the key parameters are the weight of seismic mass and the critical voltage. dynamic response of closed - loop servo - system of the accelerometer and the method to adjust dynamic parameters are studied by the second - order method
本文根據已有的加速度計模型,導出了慣性傳感器中敏感質量塊的各個運動方程,通過數學解析的方法,分析了各參數對量程和穩定性的影響以及它們內在的關系,指出關鍵參數是敏感質量和臨界偏壓;根據二階系統分析方法研究加速度計閉環伺服系統的動態響應和調整動態參數的手段,最後利用系統模擬工具matlab給出形象圖解和驗證。分享友人