零線穩定性 的英文怎麼說
中文拼音 [língxiànwěndìngxìng]
零線穩定性
英文
zero-line stability- 零 : Ⅰ數詞1 (零數) zero2 (數的空位) zero sign (0); nought 3 (表示沒有數量;無) nil; nought 4 (...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Unified power flow controller ( upfc ) is one of the most powerful and most promising controllers of facts. if we use upfc to control the transmission parameters, terminal voltage, line impedance and phase angle in normal situation and use it to compensate zero sequence and negative sequence currents when one of transmission lines is cut off, we can implement two phases operating in high voltage transmission lines, which can improve stability and reliability for the transmission system
統一潮流控制器( upfc )是功能最強、最具發展潛力的靈活交流輸電系統( facts )控制器之一,如果在常規條件下,用upfc實現輸電線路的電壓調節、移相、潮流控制、阻尼振蕩等功能,在發生單相永久性接地或單相斷路故障時,由傳統的三相跳閘改為單相跳閘,用upfc的並補來濾除兩端系統的零序和負序電流,用upfc的串補來提高輸電線的傳輸功率,以實現兩相長期運行,那麼輸電系統的穩定性、可靠性將大大提高。By choosing some appropriate exponential weight functions we prove that the essential spectra and the eigenvalues ( except the simple zero eigenvalue ) have negative real parts, thus we get the locally asymptotically exponential stability of travelling waves ( al ) and ( a2 ) in some weighted spaces
通過選用合適的權函數,我們證得在加權空間線性化運算元的本質譜和除簡單特徵值零以外的特徵值均具有負實部。因此,我們得到行波( a1 ) , ( a2 )在加權的l ~ 2 ( r )空間的局部漸近指數穩定。In this paper, optic gyro is viewed as the object of investigation and several aspects is investigated as follows. two important indexes - bias instability and scale factor were measured and investigated, including bias, its repetitiveness, temperature sensitivity, random walk coefficient and scale factor, its nonlinearity, asymmetry, repetitiveness. we make use of the allan variance method to separate the noise factors which affect the performance of the optic gyro, such as the angle random walk, bias instability, rate random walk, rate ramp, quantization noise, markov noise and sinusoidal noise
本文以光學陀螺為研究對象,開展了以下幾方面的研究工作:本文對光學陀螺性能的兩個重要指標?標度因數和零偏穩定性進行了較為詳細的研究,其中包括陀螺的零偏b _ 0 、零偏重復性b _ r 、零偏溫度靈敏度b _ t 、隨機遊走系數rwc和標度因數k 、標度因數的非線性k _ n 、標度因數不對稱性k _ h 、標度因數重復性k _ r等等。The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right
通過對同步發電機各種運行曲線的計算,在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運行特性和參數的影響;求出了空載特性曲線和零功率負載特性曲線,在不同的電樞電流下計算得到的波梯電抗不同;求出了功角特性曲線,與不計飽和時的功角特性曲線相比較,功角穩定極限小於90 ;求出無功調節曲線,與不計飽和時相比較, u型曲線向右偏移。For viscous shock waves c, by the spectral analysis we prove that in l2 ( r ) space the essential spectra and the eigenvalues ( except the simple zero eigenvalue ) of the linearized operator have negative real parts, thus we show that the viscous shock waves c is locally asymptotically exponentially stable in l2 ( r ) space
對粘性沖擊波c利用類似方法,我們證得在l ~ 2 ( r )空間線性化運算元的本質譜和除簡單特徵值零以外的特徵值均具有負實部。於是,我們得到粘性沖擊波c在l ~ 2 ( r )空間的局部漸近指數穩定。Under the pattern of cyber - education, open laboratories are becoming inseparable parts which still are weak in the process of teaching. as for electric experiment category, there are many problems in common, for instance, less safe in equipment systems, less functional in instrument protection, thus forcing students to spend large quantity of time reviewing, recording, and analyzing data, while students do experiment only with less time, which have negative effect on purpose of experiment, at the same time, this does not reflect benefits that internet brings us
然而當前大多數高校的實驗教學環節還比較薄弱,其中對電類實驗來說存在諸多共性問題,比如:實驗系統安全性差,儀表保護功能少,導致實驗器材損壞嚴重:儀表性能不穩定,零漂、溫漂現象嚴重,元器件線性度校正不夠,儀表測量精度差;學生做一次實驗要花大量時間記錄數據、整理數據、寫實驗報告,真正用在做實驗上的時間並不多,從而使實驗效率大大下降;同時也沒有充分利用校園網所帶來的便利和信息共享及互動的功能。In addition, based sensor thermal drift and nonlinearity principle, this paper has designed intelligent sensor hardware circuit and edited a c51 program. the circuit with micro - process is simple and cheap, though the result has still a little error
本論文根據壓力傳感器零點補償與非線性補償原理,設計出了測量壓力傳感器的硬體電路及c51軟體編程,應用單片機技術測量電路簡單,成本低,應用面廣,但是由於自身的穩定性其測量結果仍存在誤差。This criteria contains two parts. the first is to check the delay - independent stability of a class of multiple - delay linear difference systems
這個準則包括判定一類多時滯線性差分系統的時滯無關穩定性和判定某個多參數矩陣特徵方程無非零純虛根。Firstly, the equilibrium solution is global asymptotic stability and exponential stability on l2 [ 0, l ] under neumann and dirichlet boundary control conditions, control inputs for choosing the boundary control is bounded in lx, the equilibrium solutions decay to zero and integrating the solution square in [ 0, 1 ], it decays to zero exponentially, by using nonlinear boundary control conditions and input feedback control method
首先,採用非線性邊界條件輸入反饋控制方法,研究得到該類方程在neumann和dirichlet邊界控制條件下的平衡解在l _ 2 [ 0 , 1 ]上是全局漸近穩定和指數穩定的、在所選邊界控制下控制輸入是l _有界的、平衡解隨時間衰減到零以及平衡解的平方在[ 0 , 1 ]上的積分按指數方式衰減到零。Non - affine nonlinear systems via bounded controls and kalman - yakubovitch - popov lemma of affine passive systems are stabilized. several kinds of nonlinear systems with uncertainty by using stability theory of cascaded passive systems are stabilized robustly. the relative weaker sufficient conditions of stabilizing a class of driven - driving systems by using the concept of zero - state - detectability are put forward
運用仿射無源系統的kalman - yacubovitch - popov引理,飽和鎮定非仿射非線性系統;運用聯級無源系統的穩定原理魯棒鎮定幾類不確定系統;運用零狀態可探測概念,給出了鎮定從驅動系統相對較弱的充分條件。The stability of the trivial solution of a class of third order nonlinear ordinary differential equations
一類三階非線性常微分方程零解的穩定性In this paper, the stability of the trivial solution is studied for a class of third order nonlinear non - autonomous ordinary differential equations by means of differential matrix, and the sufficient conditions of the global asymptotic stability of the trivial solution are obtained for a class of third order nonlinear autonomous system
摘要用微分矩法研究了一類三階非線性常微分方程零解的穩定性,並獲得了一類三階非線性駐定系統零解全局漸近穩定的充分條件。The tree of this paper is as follows : in chapter 2, we study the uniformly asymptotic stability of the trivial solutions of a class of linear and nonlinear difference - differential equations with finite time - dependent delays. then, we deal with the existence, the uniqueness and the stability of periodic solutions and almost periodic solutions when the systems are under periodic perturbations and almost periodic perturbations
本文內容具體安排如下:第二章,我們首先研究一類具有限變時滯的線性及非線性差分微分方程系統的零解的一致漸近穩定性,然後討論在周期擾動和概周期擾動下,相應系統的周期解和概周期解的存在唯一性及穩定性。It is well known that the absence of periodic or chaotic behavior, which guarantees complete stability, is a requirement for many applications. we call that a cnn is completely stable, if any initial condition ( except at most for a zero measure set ) bring the system to an equilibrium point
眾所周知,在cnn的各種應用中,都要求系統不能存在周期軌道以及混沌吸引子,因此保證系統的穩定性則變得十分必要。所謂cnn的穩定性是指系統除了從一測度為零的集合為初始點出發的軌線外,其它的軌線最終都趨于某個穩定的平衡點。The propagation of soliton and interaction for the periodic distributed amplification line are discussed in detail, and the explicit soliton solution on continuous wave ( cw ) background is presented, and two exact analytic solutions that describe the modulation instability and the soliton propagation on a cw background are in detail discussed, and inelastic interaction for the vector solitons is also investigated
具體研究如下三個方面的內容:周期分佈放大系統中孤子的傳輸特性和相互作用;在非零邊界條件下孤子解的存在形式並解釋非均勻光纖中光脈沖的調制不穩定性以及孤子在連續波背景中的傳輸特性;討論多個光場同時在光纖中傳輸的耦合非均勻非線性薛定諤方程並詳細研究孤子間的非彈性相互作用。Abstract : based on the bouncing dynamic model & amp; vibration equation established in paper we analyse the damping ratio of vehicle suspension. we discass the stabilation of vibration system when the equivalent damping of shock absorber is zero or negative. we also provide the technology order which makes the system stable and un - corservative
文摘:該文在建立振動動力學模型和運動方程的基礎上,通過對車輛懸架阻尼比分析,就減振器阻尼等效為零或為負時,對振動系統穩定性影響及產生原因進行了探討.提出設計和製造過程中有效控制系統穩定和非保守特性的技術路線Based on the bouncing dynamic model & vibration equation established in paper we analyse the damping ratio of vehicle suspension. we discass the stabilation of vibration system when the equivalent damping of shock absorber is zero or negative. we also provide the technology order which makes the system stable and un - corservative
該文在建立振動動力學模型和運動方程的基礎上,通過對車輛懸架阻尼比分析,就減振器阻尼等效為零或為負時,對振動系統穩定性影響及產生原因進行了探討.提出設計和製造過程中有效控制系統穩定和非保守特性的技術路線A kind of nonlinear system zero solution evolution stability
一類非線性系統零解的漸進穩定性Abstract : it ' s an important problem to determine the stability of zero solutions of linear neutral differential equation. a simple judgment on this problem is given
摘要:線性中立微分方程的一個重要問題是其零解漸進穩定性。文章給出一個簡便的穩定性判斷準則。Firstly, we give the bifurcation diagram in the parameter plane ( r, b ), according to which we can give the stable and unstable regions of the equation ' s / oro solution and the hopf bifurcated curve of hopf bifurcation in the parameter plane ( r, b )
我們首先在( r , b )參數平面內給出一張分支圖,根據此圖能夠給出在( r , b )參數嚴面內方程零解的穩定性和不穩定性區域,以及方程產生hopf分支的hopf分支曲線。分享友人