stable loop 中文意思是什麼
stable loop
解釋
穩定環線-
After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面，採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機，並採用感應同步器作為角度測量元件，運用軸角轉換器ad2s80a進行角度和速度的輸出，採用技術成熟的pid控制方案，進行速度和位置雙閉環控制，以實現指向反射鏡轉動速度的平穩性和位置的精確性。 -
For the purpose of boosting voltage, because of the effect of the load r on q, the proposed close - loop control method is the best choice to ensure the stable output voltage
當利用諧振網路提升整機輸出電壓時，由於負載r對q值的影響，因此必須採用所提出的閉環控制方法才能保證良好的穩壓功能。 -
The stable capability of close - loop system is proved
對閉環系統穩定性進行了證明。 -
For all admissible uncertainties and possible controller gain variations, the desgined controller can guaranteed that the closed - loop system is asymptotically stable and the upper bound of cost function value is not more than a constant
所設計的控制器對于所允許的不確定性和控制器增益的可能變化，能保證閉環系是統漸近穩定的且性能指標上界不超過某個常數。 -
Adopting current feedback suspension control algorithm, the stable region of control parameters are narrow, overshoot is great and unable to make the closed - loop system bandwidth narrow
目前採用的基於電流反饋的懸浮控制演算法，參數穩定范圍小、超調量大，且無法將閉環系統帶寬設計得較低。 -
Designed the dual - loop control circuit based on optimized psm, which realize to select the suitable duty ratio to make output stable by utilizing voltage and current feedback loops
3 ）設計基於優化psm調制模式的雙環控制電路。採用電壓、電流雙環路控制，根據負載情況選擇合適占空比來實現穩壓。 -
In the second part of this paper, it makes a detailed analysis among fluid - model - based, smith - principle - based and two - pd - controllers - based by comparing to the method and application of control theory. then it gets the laws to keep the control loop stable. in order to analyze the dynamic and transient characters, three congestion control algorithms mentioned above have been carried out in the nist atm network simulator and the successful outcomes are brought out
本論文對atm網路abr業務擁塞控制的控制理論演算法進行了總結，簡要分析了其優點和缺點；運用控制理論的分析方法和觀點對基於流體控制模型、史密斯預估控制模型和雙重比例微分控制模型三種擁塞控制演算法加以具體的分析，從而分析了怎樣確保控制環的穩定性；在nistatm網路模擬軟體中嵌入以上三種擁塞控制演算法，從而對演算法的動態和瞬態特性進行模擬分析，以此證明控制演算法的有效性；最後提出了今後atm網路abr業務擁塞控制演算法的發展趨勢。 -
This paper suggests that there is another better way to judge whether a system is stable or not - that is analyzing the amplification of loop circuit with the nyquist rule
由於激勵信號是復數形式的變化量，因此我們還可以採用奈奎斯特準則，利用奈奎斯特圖在復平面上的變化特點，對環路增益進行分析。 -
On the other hand, the function of the rough regulation is the same as the open loop system. the a / f controller adopts the approaching increment method in the smooth regulation and the pi controller for non - oscillation or stable increment method for low - speed oscillation in the micro - regulation
噴氣占空比粗調階段為對map圖執行取值操作；細調階段為執行增量逼近法的階段；微調階段為執行pi環節或執行低速振蕩微調。 -
Abstract : this paper considers the decentralized stabilization problem via local state feedback control laws for a class of large - scale linear discrete - time systems with delay interconnections. a sufficient condition for decentralized stabilizability is derived and is expressed as a system of linear matrix inequalities. furthermore, the problem of designing a decentralized state feedback control law with smaller feedback gain parameters is formulated as a convex optimization problem, and latter can be solved by using existing efficient convex optimization techniques. the obtained controller enables the closed - loop systems to be not only stable, but also of any prescribed stability degree
文摘:用一組線性矩陣不等式給出一類線性離散時滯大系統分散能鎮定的一個充分條件，進而，通過建立和求解一個凸優化問題，提出了具有較小反饋增益參數的分散穩定化狀態反饋控制律的設計方法.所得到的控制器不僅使得閉環系統是穩定的，而且還可以使得閉環系統狀態具有給定的衰減度 -
The mrafc scheme employs a reference model to provide closed - loop performance feedback for generating or modifying a fuzzy controller ' s knowledge base. the adaptive compensation term of optimal approximation error is adopted. by theoretical analysis, the closed - loop fuzzy control system is proved to be globally stable, with tracking error converging to zero
該方案利用參考模型作為閉環系統的反饋信號來產生、調節模糊控制器的規則庫，並通過引入最優逼近誤差的自適應補償項來消除建模誤差的影響，不但能保證閉環系統穩定，而且可使跟蹤誤差收斂到零。 -
By means of linear matrix inequalities, a sufficient con dition is given for uncertain discrete singular system to be generalized quadratically stable and strictly passive, based on which, a sufficient condition is given for the existence of a state feedback controller, such that the resulting closed - loop system is both generalized quadratically stable and strictly passive for all the admissible uncertainties, all conclusions carry with them corresponding examples to prove the effectiveness, and the corresponding controllers are also presented
利用線性矩陣不等式，給出不確定離散廣義系統廣義二次穩定且嚴格無源的充分條件，並在此基礎上給出存在狀態反饋控制器，使得閉環系統廣義二次穩定且嚴格無源的充分條件。每一節均給出數值算例來說明結論的有效性，同時給出相應的控制器構造。 -
As long as the root of the characteristic equation is within the unit circle of z - plane and the corresponding pid parameter is got, the closed loop control system is sure to be stable. although the root of the characteristic equation can vary within the unit circle of z - plane, different value may affect the control property differently. therefore, it is better to optimize the root, here the optimizing method is carried out by genetic algorithm
本文所採用的這種確定pid參數的方法，雖然可以使特徵方程的根在z平面的單位圓內任意取值，但各種取值情況對變風量空調系統的控製品質的影響卻不同，因此，要對各種特徵方程的根的取值情況進行尋優，本文採用遺傳演算法對特徵方程的根進行尋優，從而使控制器的參數得以優化。 -
When ( c, a, b ) is a minimum phase system with relative degree r > 1, we present a new method of constructing a dynamic compensator such that the closed loop system is asymptotically stable
當系統的確定性部分為最小相位系統時，提出了一種構造動態補償器的新方法。 -
Next, the global system architecture is presented upon the design requirements. due to the fact that constant current is required for driving led, as a result, different from conventional current - mode converter with both output voltage and inductor current feedback loop, the proposed converter adopt dual current feedback loop that both inductor current and output current are detected to provide a stable output current for led
在整體結構設計中，與典型的電流模式採用電感電流反饋環路和輸出電壓反饋環路不同，本文針對驅動led需要電流穩定的特點，採用雙電流反饋環路，即電感電流環路和負載led電流環路，這樣就能對負載led電流做出快速響應，通過反饋環路達到穩定led電流的目的。 -
The design problem of robust output feedback model predictive controllers is considered which guarantees that the closed - loop system is asymptotically stable and an on - line receding horizon guaranteed cost is minimized for a class of uncertain discrete time - delay systems with i / o constrains
摘要對一類輸入輸出受限的不確定離散時滯系統，研究了使得閉環系統漸近穩定且滾動時域性能指標在線最小化的魯棒預測輸出反饋控制器設計問題。 -
The method is to judge whether a system is stable by analyzing the amplification of loop circuit based on amplitude frequency response and phase frequency or not
這種方法是將電路的幅頻特性和相頻特性曲線結合起來對環路增益進行分析，以此作為判斷系統是否穩定的依據。 -
The dynamic matrix control algorithms based on finite impulse response are studied. the model errors are defined in the form of upper and lower bound and the error square sum of impulse response coefficients of single - input / single - output systems. the robust stability conditions are proposed for closed - loop systems using dmc in the form of lmi, which can assure the closed - loop system using dmc algorithm to be asymptotically stable, when the coefficients of characteristic polynomial do n ' t satisfy jury ' s dominant coefficient lemma
浙江大學博士學位論文4 .研究了基於脈沖響應模型的動態矩陣預測控制田mc ）演算法，針對單輸入、單輸出系統可能出現的預測模型誤差，分別以脈沖響應系數上下界和脈沖響應系數誤差平方和的形式對預測模型的模型誤差進行定義，根據該定義以線性矩陣不等式的形式分別提出了閉環系統魯棒穩定判據，當閉環多項式系數不能滿足j切嘆主系數定理的情況下仍能保證系統閉環穩定。 -
For the feedback controller design, under the condition of that the noise and disturbance had been eliminated through disturbance observer, an anti - windup state feedback controller is proposed to solve the problem in which most of the existing anti - windup schemes can not guarantee the asymptotic closed - loop stability even for open - loop stable systems subjected to actuator saturation
對于反饋控制器設計，考慮了系統的物理約束即驅動飽和的影響，在系統的量測噪聲和外部擾動已經通過擾動觀測器減弱的條件下，提出了一種抗漂移的狀態反饋控制器設計方法。模擬結果表明所提方法的有效性。 -
As we know, the problem of an infinite - dimensional linear system is to decide a feedback control, such that the c _ ( 0 ) - semigroup corresponding to the closed - loop system is stable
無限維線性系統的穩定化問題就是選擇反饋控制，使得閉環系統相應的c _ 0 -半群具有穩定性。
分享友人