stability criterion 中文意思是什麼
stability criterion
解釋
安定性準則-
On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account
本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上，提出了以準彈性臨界作為穩定臨界準則的設計極限狀態，分析了按該準則設計的大壩的實際工作狀態，導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式，探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值，並與現行規范方法進行了比較 -
In this paper, the analytical method of linear stability has been applied to establish the marginal stability criterion of natural convection in porous medium, after considering the action of gravity, centrifugal and coriolis forces together in centrifugal force field
理論研究的結果表明，當離心力與溫度梯度同方向時，只要滿足ra > 7 . 81 2或ra0 > 4 2 ，多孔介質中即可發生離心力、重力與哥氏力共同驅動的自然對流。 -
Stability criterion for humanoid running
仿人機器人跑步穩定性準則 -
According to based on lyapunov ' s mathematical definition of probabilistic stability, the cwr probabilistic stability criterion is proposed on the basis of the first - passage probabilities of stochastic processes
基於李雅普諾夫意義的概率穩定性概念，結合隨機過程跨越理論，提出了無縫線路概率穩定性判斷準則。 -
Chapter 4 discusses how to stabilize a class of time - delays neural networks via standard feedback control ; this kind of neural networks provides a unified view of several well - known neural networks ( such as hopfield neural networks and cellular neural networks ) with discrete delays or distributed delays. a stability criterion is given by using the lyapunov method. all the results obtained in this chapter are stated in simple algebraic forms so that their verifications and applications are straightforward and convenient
通過使用lyapunov方法，我們得到了一類時延神經網路經過標準反饋控制后的穩定條件，這類神經網路涵蓋了幾種著名的神經網路，如hopfield神經網路、細胞神經網路，同樣，本章所得到的結論也是簡單的代數表達式，使用非常方便，最後在用計算機通過做數值實驗對這些結論進行了驗證。 -
After introduced its task and construct of the controller of the homing gliding missile, the longitudinal and lateral motion equations are provided. a continuous fuzzy - pid control system combined the advantages of fuzzy control and pid control is presented, and could be guaranteed the stability of the system using popov stability criterion. the results of simulation show that the fuzzy - pid control is able to provide a better relative stability and robustness, also have better dynamic and static characteristics than the pure pid control
將模糊控制和pid控制相結合，研究了一種基於模糊pid的連續控制器，利用波波夫穩定判據判定該控制器是漸進穩定的，並將其應用於制導滑翔彈俯仰角、偏航角、滾轉角穩定迴路中，設計模擬結果表明，該種連續控制器可使系統獲得很好的穩定性和魯棒性，動、靜態性能比單純pid控制都有較大提高。 -
Stability criterion numeral
穩度基準數 -
With regard to the flow regulation of the best - effort traffic, the controllable traffic in high speed computer communication networks, the present paper proposes a novel control theoretic approach that designs a proportional - integrative ( pi ) controller based on multi - rate sampling for congestion controlling. based on the traffic model of a single node and on system stability criterion, it is shown that this pi controller can regulate the source rate on the basis of the knowledge of buffer occupancy of the destination node in such a manner that the congestion - controlled network is asymptotically stable without oscillation in terms of the buffer occupancy of the destionation node ; and the steady value of queue length is consistent with the specified threshold value
本文從控制理論的角度出發，針對計算機高速網際網路中最大服務交通流即能控交通流的調節問題提出了一種基於多速率采樣的具有比例積分（ pi ）控制器結構的擁塞控制理論和方法，在單個節點的交通流的模型基礎上，運用控制理論中的系統穩定性分析方法，討論如何利用信終端節點緩沖佔有量的比例加積分的反饋形式來調節信源節點的能控交通流的輸入速率，從而使被控網路節點的緩沖佔有量趨于穩定;同時使被控網路節點的穩定隊列長度逼近指定的門限值。 -
This contains lateral inhibition theory ' s mathematics model, stability criterion, time domain and frequency domain feature, the function of enhancing the image ' s contrast and the object ' s frame and other functions applying in image segmentation
其中包括側抑制理論的數學模型、穩定性判據、時域特徵、頻域特徵、側抑制網路突出圖像邊框、增強反差的功能以及在圖像分割中的應用。 -
Criteria for the nonlinear dynamic stability of rotative vehicles are derived by the liapunov ' s first method and the routh - hurwitz stability criterion, this criteria can be applied to the dynamic stability analysis of controlled rotative missiles, projectiles and rockets
應用李亞普諾夫第一近似理論和勞斯霍爾維茨方法導出了旋轉飛行器的非線性運動穩定性判據，這個判據可應用於有控旋轉導彈的運動穩定性分析，也可應用到炮彈和火箭彈上。 -
Author reviews the stability criterion of fishing vessels of the past and suggests the new opinions, i. e. stability criterion should be devided " hardware " and " software " for fishing vessels, and that the requirement of " hardware " and " software " should be satisfied together
摘要作者回顧了以往的漁船穩性衡準，同時提出了新的意見，即漁船穩性衡準應分為「硬體」與「軟體」 ，且「硬體」與「軟體」應是同等重要須同時符合要求。 -
( 4 ) based on module theory, the operation state analysis of voltage - feed zcs buck converter has been simplified and the time - discrete mathematic modeling of dcm mode has been setup. ( 5 ) the stability operation parameter range has been decided according to the stability criterion, and the analysis of influent of resonance inductance and capacitance to converter ’ s chaos character is carried out
（ 5 ）根據系統穩定性判據確定了穩定工作區域，得出主要元件參數的穩定工作范圍，設計了電壓反饋控制buck變換器的模擬電路並根據模擬結果分析了諧振元件的加入對于變換器運行穩定性和混沌特性的影響。 -
Numerical stability, the other issue of the lattice boltzmann method, is discussed in chapter 5. corresponding to the uniform and shear background flow, the stability of d2q7 d2q9 and d3ql5 model is analyzed through the von neumann linear stability theory, both the conclusion about the mass distribution parameters, the wave number, the relaxation time and the uniform velocity, and the linear stability criterion n r0. 58 are instructive to numerical simulation of flow
第五章考慮了數值方法另外一個方面的問題，在均勻流和剪切流兩種背景流場下，運用vonneumann線性分析法，針對d2q7 、 d2q9及d3q15格子模型，分析了質量分佈參數、波數、鬆弛時間和平均流速等決定模型穩定性的主要參數對模型穩定性的影響，得到了對流場數值計算具有指導意義的一般性結論與線性穩定性標準n r _ e ~ （ 0 . 58 ） 。 -
The proposed control system includes the attitude controller acting on the rigid hub, designed by using pulse - width pulse - frequency ( pwpf ) modulation integrated with command shaping technique based on csvs method, and the piezoelectric material elements as sensors / actuators bonded on the surface of the beam appendages, designed by the optimal positive position feedback ( oppf ) control technique, in which the selection of ppf gains is determined via introducing a cost function to be minimized by feedback gains which are subject to the stability criterion at the
設計的控制器僅利用輸出信息，從而避免設計撓性模態狀態觀測器以及引入狀態觀測器誤差;在此基礎上，採用分力合成方法設計命令成形控制器來抑制撓性附件的振動，設計的優化命令成形控制信號在理論上可以對系統的各階撓性模態完全抑制。但考慮到模型不確定性和外部擾動，在內迴路又設計了最優正位置反饋（ oppf ）補償器以增加撓性結構的阻尼，使撓性結構的振動能夠很快衰減。 -
Another elementary proof of the stability criterion of linard and chipart
穩定性準則的一個初等證明 -
Stability criterion for nonlinear time - varying discrete - time systems
非線性時變離散系統的穩定性判據 -
A new interface - perturbation model of solid - state displacement reactions ternary system is suggested and the interface - stability criterion is derived in the form of chemical potential if the chemical potential of rate - control - element at frontier of tiny perturbative zone goes up less than 20. 7 %, linear interface will grow up stablly and form layered structure ; if it goes up more than 20. 7 %, linear interface is not stable and will form aggregate structure
通過建立界面擾動模型，推導了三元固態置換反應系界面穩定性的化學勢梯度判據。結果表明：如果擾動微區前沿速率控制元素的化學勢梯度升高小於20 . 7 ，平面界面穩定長大，將形成層狀結構；若大於20 . 7 ，平面界面不穩定長大，將形成束集型結構。 -
With switched control system theory and robust stability theory, the sufficient conditions for the asymptotic stability criterion of ncs with multi - packet transmission are obtained, and the method to design a periodically dynamic output feedback stabilization controller is firstly put forward in this paper
利用切換系統理論和魯棒穩定性理論，得到多包傳輸網路控制系統的漸近穩定性判據，並首次提出周期動態輸出反饋鎮定控制器的設計方法。 -
Several forces are discussed to show the effect on stability. attitude feedback control stability is analyzed based on the close loop stability criterion, which gave a reference for attitude control system design of spinning ballistic missile
本文圍繞彈道導彈自旋飛行的幾個動力學與控制問題，進行了比較系統深入的研究，獲得了若干有意義的結論。 -
4. the fundamental principles of both the linear cavity fiber laser and the ring cavity fiber laser and the stability criterion for multiwavelength oscillations are introduced. several kinds of techniques to achieve mulitwavelength oscillations are summarized
4 .介紹了線形腔光纖激光器和環形腔光纖激光器的基本理論以及多波長激光器穩定振蕩的條件，並總結了幾種實現多波長摻鉺光纖激光器的穩定振蕩的方法。
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