穩態偏差 的英文怎麼說

中文拼音 [wěntàipiānchā]
穩態偏差 英文
steady state deviation
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  1. The paper designed aerodynamic control system of pith and yaw channels and roll angle stabilization system, by using unsteady - state error follow - up control theory and state observation station theory in modern control theory

    本文使用現代控制理論中的無靜差跟蹤控制系統理論與狀態觀測器理論，設計了俯仰、偏航兩個通道的氣動力控制系統和滾轉角穩定系統。
  2. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  3. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀器在線控制高頻采樣動態跟蹤測量系統，采樣率大於5hz ，在跟蹤小於2cm / s低速運動目標時，測量精度好於2mm ；完成對饋源二次精調系統的檢測，包括對二次精調平臺位置基準的標定和觀測棱鏡偏心差的測定；設計不同動態測量實驗，對全站儀動態跟蹤的誤差來源和特點進行了分析；從實驗角度，對全站儀的測量時滯及其穩定性進行了測試分析，給出了定量的結果；比較了全站儀和計算機的內部時間系統，發現兩者存在較大差異。
  4. The innovations consist of : synthetically restraining the filter ' s divergence, as effectively improved the filter ' s numerical stability ; a parallel filter structure is creatively designed to eliminate system biases ; and sprt method is used to control the adjustment of the noise statistics, so as to ameliorate the tracking performance of time - variant noises

    對常規的次優遞推sage自適應濾波器進行了改造，包括：對濾波結果發散進行綜合抑制，提高了濾波器的數值穩定性；採用并行結構，消除了結果偏差；應用sprt控制調整，增強了濾波器的動態跟蹤能力。
  5. The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal

    本文用系統的方法分析了mz型干涉式光纖陀螺儀的光傳輸特徵，指出了其較大的非互易性因素-臂長差的存在，分析了工作環境因素（溫度，應力） 、光源質量（輸出光束中心波長、光功率波動及偏振態波動）對系統工作性能的影響，並指出了減少系統非互易因素、抑制噪聲、提高檢測穩定性的措施。
  6. The problem of monitoring the wear - line of a blast furnace is treated as the inverse problem of the static heat conduction system, and the latter has been turned into the optimization of the squared residual of the measured and calculated temperature at the sensor locations

    摘要把確定高爐爐缸爐底熱侵蝕邊界歸結為穩態熱傳導方程的反問題，並轉化為極小化在若干測溫點處由設定侵蝕邊界對應的偏微分方程邊值問題求得的溫度與實測溫度之間誤差的優化問題。
  7. To improve the steady performance of the system, a fuzzy - pid combined controller is applied to the magnetic bearings system : applying fuzzy control in a large error range ; applying classical pid control in a small error range. the simulation results show that this kind of control strategy can make the rotor of the magnetic bearings stabilize in a large range

    本文首先設計了基本模糊控制器，並用matlab進行了模擬研究，為了改善系統的穩態性能，本文提出採用模糊- pid復合控制器，在大偏差范圍內採用模糊控制，小偏差范圍內採用傳統pid控制，並進行了磁懸浮轉子起浮特性的模擬，模擬結果表明這種控制策略有利於使磁懸浮轉子在大范圍內穩定。
  8. The buck ml converter splits voltage constraints among series - connected switches through flying capacitors. an effective control of flying - capacitor voltage is required to guarantee voltage balancing across semiconductors

    由於各個開關管的開關特性以及驅動電路之間的差異，常會使得飛跨電容電壓偏離其穩態值。
  9. Cross - check the main roof truss roof installation quality of the surface is not perpendicular to the vertical center two blocks ; roof surface pressure chord of the roof truss vertical bending side, we must ensure that such errors do not exceed the allowable deviation to ensure roof stability and comply with the design requirements of the state by force

    屋架安裝質量主要檢查屋架跨中對兩支座中心豎向面的不垂直度;屋架受壓弦桿對屋架豎向面的側面彎曲，必須保證上述偏差不超過允許偏差，以保證屋架符合設計受力狀態及整體穩定要求
  10. The main results are : ( 1 ) the imc structure of the dual - rate predictive control system is derived, and its robust stability and zero steady state error characteristics are analyzed

    論文的主要結果有: （ 1 ）對雙速率采樣預測控制系統的性能進行了分析.推導雙速率采樣預測控制系統具有內模結構，研究了雙速率采樣預測控制系統的魯棒穩定性和零穩態偏差特性
  11. The research work primarily concludes as follows : 1. the steady rate equations are get under the analysis of four energy class of yb3 +, and the approximate resolution is carried out

    研究工作主要包括: 1 、分析了鐿離子工作的四能級系統，在近似求解穩態速率方程組的基礎上得出了光纖激光器輸出功率的解析表達式，並且計算了解析解與數值解的偏差。
  12. Semiconductor devices - mechanical and climatic test methods - steady - state temperature humidity bias life test

    半導體器件.機械和氣候試驗方法.穩態溫度濕度偏差壽命試驗
  13. Semiconductor devices - mechanical and climatic test methods - part 5 : steady - state temperature humidity bias life test

    半導體器件.機械和氣候試驗方法.第5部分:穩態溫度濕度偏差壽命試驗
  14. After researched fuzzy self - tuning pid parameters controller, a simulation experiment is shown in this paper, which demonstrated this controller is feasible. at last, a practical experiment is made with the efpt process - control equipment, the result of the experiment manifests : fuzzy self - tuning pid parameters controller integrate the advantage of pid controller and the fuzzy controller, it has the following character : small overshoot ; short transient time ; excellent control accuracy and no stabilizing error

    本文在設計的pid參數模糊自整定控制器的基礎上進行了模擬實驗，論證了這種控制器的可行性，最後在efpt過程實驗裝置上進行了模擬實驗，實驗結果表明pid參數模糊自整定控制器集合了pid控制器和智能權模糊控制器所具有的優點，能很好地控制鍋爐液位的穩定，具有超調量小，過渡時間短，控制精度高，無穩態偏差的特點。
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