feedback condition 中文意思是什麼
feedback condition
解釋
反饋條件-
It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗，不僅能模擬正常生理條件下左心室的壓力波形，還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體，特別適用於器官水平上觀察機械電反饋現象並探討其機制 -
Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗，不僅能模擬正常生理條件下左心室的壓力波形，還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體，特別適用於器官水平上觀察機械電反饋現象並探討其機制 -
If can utilize hall ' s component to measure displacement under the condition of the simple magnetic field, increase the range of measuring ; it inertia little, merit that exposed to make it function in the measurement of vibration and in various kinds of displacement, become a kind of displacement sensor with fine performance. it can solve this difficulty to adopt the feedback servo mechanism
若能在簡單磁場的條件下利用霍爾元件測量位移，增加測量范圍；它慣性小、非接觸的優點將使它在各種位移與振動的測量中發揮作用，成為一種性能優良的位移傳感器。採用反饋隨動機構可解決這個困難。 -
With the generalized algebraic riccati inequality ( gari ) approach, a sufficient and necessary condition for the existence of dynamic output feedback h controllers is presented, such that the resulting closed - loop sy stem is admissible with its transfer function satisfying h norm constraint
利用廣義代數riccati不等式，給出離散廣義系統存在正常動態輸出反饋h控制器，使得閉環系統是容許的且其從外界干擾輸入到受控輸出的傳遞函數矩陣具有h范數約束的充分必要條件。 -
In the full of research, the thesis constructed the dynamic equations of the simplified model, then programmed and computed the feedback gains using lqr method. moreover, the thesis plotted pictures of displacement, velocity, acceleration, bend and shearing force of ship ' s head and middle part in the condition of using cable and not using cable
在研究工作中，首先對船舶的簡化模型建立了動力學方程，然後採用線性二次型最優控制方法，編寫程序並計算出船體垂向振動固有頻率和最優反饋矩陣，得到控制前後船艏以及船舯部的位移、速度、加速度、彎矩和剪力歷程圖。 -
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 -
Pn is the method to obtain optimum control in condition of target without maneuvering, pursuer is controlled by feedback of opponent ’ s information and by continually updating the gain of navigation to achieve capture of maneuvering target, thus the pn is optimum control of one - side
比例導引律是在目標非機動下得到最優控制量的計算方法，通過將對手信息反饋，不斷更新導航增益控制追蹤者，實現目標在機動時的捕獲，故其是單方最優的控制。 -
Using feedback with prediction to control chaos, we also catch hold of the result of high - period, which has never been reached. the double feedback method is introduced to control the chaos and hyperchaos in a 2 - dimensions discrete system and the spatio - temporal open - flow models based on the method of the delayed feedback and the predict method. the condition under which chaos can be stabi lized could be educed by theoretical analysis
提出預測反饋控制與延時反饋控制組合的雙反饋控制方案，並將這一方案應用到對離散系統的混沌和超混沌的控制以及時空系統中混沌的控制；從理論上分析了具體系統採用此方案控制，系統能控制住的解析條件；理論和數值計算的結果都表明，使用組合的控制方案極大地拓寬了系統可控制的參數范圍，提高了控制質量，有利於實際應用。 -
The function of feedback passageway is to decide current condition and give corresponding control force. under one - work conditions, the control force is invariable
反饋通道的功能是對系統當前的的運動狀態進行判斷，並據此對前向控制通路給出控製作用。 -
The calculation of relative variation of the negative feedback amplifier by differential method results in some errors under certain condition, so there was certain limitation in this method
摘要利用求微分的方法計算負反饋放大器增益的相對變化量，由於在一定的條件下計算出的結果存在一定誤差，因而使用這種方法具有一定的局限性。 -
One of subsidiary banks in certain province of china bank implemented 360 - degree feedback appraisal as the case, the dissertation makes a systematic study about the whole implementing process and detailed describes and analyzes from industry condition, internal human affairs system of implementing program and the results in the bank. the dissertation uses contrastive method to abstract the desirability or shortage and analyzes the reason of problems thereby putting forward nationalized commercial bank ' s reform measure and finding breach from human affairs system and ideology
本文以中國銀行的某省分行實施360度反饋評估為案例，系統地研究了實施的全過程，從行業狀況、銀行內部的人事機制、企業文化到實施方案和結果，都一一作了詳盡的描述與分析，用對比研究的方法，從中提煉出實施中的可取之處與不足，並分析發生問題的原因，提出了國有商業銀行為提高績效管理水平所應採取的改革措施，從人事體制與思想觀念上尋找突破口。 -
According to a delay - dependent stability condition of control systems, a state feedback controller is designed and the madb is obtained in terms of linear matrix inequalities
該方法利用控制系統的時滯相關穩定性條件設計狀態反饋控制器，得到最大允許延遲時間，並以線性矩陣不等式的形式描述。 -
By constructing the necessary condition and sufficient condition for feedback to exist in a circuit, can derive the methods of short circuit or open circuit for the load or the signal source resistance respectively of the feedback network, to analyze the configurations of the negative feedback circuits
通過構建電路存在反饋的必要條件和充要條件，可引出令反饋電路的負載和信號源內阻分別短路或開路的方法，用於分析負反饋電路的組態。 -
The innovative ideas in this paper are that robust h control theory based on conventional ip controller is applied to the high - precision feed of a single axis, and the controlled plant is composed of ip velocity loop and two - order model of linear motor. a constraint condition on y in the problem of h2 / h is deduced from the frequency criterion of riccati equation, which makes the repeated computation on r simple. considering the two - loops control problem, the h state feedback controller based on ip controller as the inner controller is applied to satisfy the velocity performance of the system, and a pi controller, the external controller, is used to satisfy the position performance
本文的創新之處在於將傳統的ip速度控制器和直線電動機的二階模型作為一個廣義的被控對象，利用魯棒h _控制理論設計了一個h _狀態反饋控制器，以此解決高精度進給的控制問題，並在此基礎上研究了h _ 2 h _混合控制問題，結合h _代數riccati方程正定鎮定解存在的頻率判據，推出了一個控制器存在的約束條件，使以往須反復試探的，有了更進一步的約束范圍，簡化了計算。 -
In this thesis, the author utilize the theoretical research, and also the practical analysis is combined, to compare the manhattan commercial bank with a commercial bank in china, and point out that they are of great difference in the appraisal orientation, appraisal method, the appraisal frequency, the feedback and the communication during the appraisal process. aiming at present condition of the commercial banks in china, the author put forward a new appraisal method : the systematic performance appraisal system of commercial banks
然後運用理論與實踐相結合的研究方法，對比分析了美國大通曼哈頓銀行與中國某國有商業銀行在員工績效考評的方法與程序及考評結果的反饋與兌現上存在的差異，指出國內商業銀行在對考評的定位、考評方法、考評頻度與考評周期的設定、考評過程的溝通與考評結果的反饋及考評結果與人力資源管理其他內容掛鉤等方面與外資銀行仍然存在著差距。 -
2. under the condition that the number of input and output is equal, state feedback decoupling control method and output feedback decoupling control method based on morgan ' s theory are presented
2 、研究了線性定常系統在輸入輸出個數相等時，基於morgan問題的狀態反饋解耦控制和輸出反饋解耦控制。 -
By means of linear matrix inequalities, a sufficient condition is given such that a prescribed discrete singular system is admissible and strictly passive. moreover, under certain conditions, a static state feedback control law is designed such that the resulting closed - loop system is both admissible and strictly passive
利用線性矩陣不等式，給出離散廣義系統容許且嚴格無源的充分條件，並且基於此條件在一定假設下給出存在狀態反饋控制器，使得閉環系統容許且嚴格無源的充分條件。 -
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。 -
The condition of state feedback is that b is no - singular matrix. the so - called inner weakly coupled system can not be decoupled directly by employing state feedback
本文揭示狀態反饋可解耦的條件是b ~ *為非奇異矩陣，對于detb ~ * = 0 ， detg 0的弱內耦合系統，不能直接用狀態反饋解耦。 -
The main contents of this paper are outlined as follows, 1 for time delay systems with norm - bounded uncertainties, a sufficient and necessary delay independent robust quadratically stabilizable condition, the corresponding robust stabilizing controller designing method by state feedback, a sufficient delay - dependent robust stabilizable condition and state feedback controller designing method are given in terms of linear matrix inequalities
主要研究內容包括1 、研究一類同時存在狀態和控制滯后的不確定時滯系統的狀態反饋魯棒鎮定問題。給出了一個系統魯棒二次可鎮定的充分必要條件，以及系統時滯依賴魯棒可鎮定的充分條件及相應的狀態反饋魯棒鎮定控制器設計方法，結果以線性矩陣不等式的形式給出。
分享友人