amplitude limit 中文意思是什麼

amplitude limit 解釋
波幅限制
  • amplitude : n. 1. 廣闊，廣大。2. 豐富，充足。3. （思想的）廣度。4. （天體出沒時偏離正東或正西的）角度距離。5. 【物，電】振幅。
  • limit : n. 1. 界限，界線；邊界。2. 極限，限度；限制。3. 〈pl. 〉范圍，范域。4. 限價；限額；賭注限額；獵物限額。vt. 1. 限制，限定。2. 減少。adj. -able
  1. Usually, hpm devices working in the high current and large field amplitude state, after the field reaches saturation, the nonlinear effects will become extremely strong so that the intrinsic nonlinear phenomena ( for example limit cycle oscillation and chaotic behavior ) of the system occur. these nonlinear behaviors directly influence the output characteristic of the devices

    在通常情況下，高功率微波源器件都工作在大電流和強場工作狀態，尤其在場達到飽和以後，系統的非線性效應將變得非常明顯，非線性系統所特有的一些現象（如，極限環型振蕩和混沌行為）將出現，這些非線性現象直接影響器件的各種輸出特性。
  2. At last, in according to the experiment results, the interpretation of the mechanism of the slip phenomenon of prepressing - contact spring - damping system was given in this dissertation. further more, the relationship among the limit frequency, the value of prepressing, excitation frequency, the amplitude of excitation and the materiel parameter was analyzed. base on the theory analysis the limit frequency formula was given, and the contact - slip condition for engineering application was concluded

    最後根據理論研究與試驗分析的結果，分析預緊接觸式彈簧阻尼系統產生滑移現象的機理以及共振峰值漂移現象的理論解釋，並通過定性分析接觸分離時的頻率與預緊量、激勵頻率、激勵力幅值以及墊層的材料參數之間的關系，提出能定量描述系統出現滑移現象的極限頻率公式，總結了預緊接觸式結構始終保持接觸的條件。
  3. Probing on cause to the lateral amplitude of railway bridge going beyond limit and method to restrengthen bridge and reduce bridge amplitude of vibration

    鐵路橋梁橫向振幅超限的原因及加固減振方法探討
  4. First, the working principles of the combustion control system of marine main boiler in present use and its disadvantages are discussed in the paper ; in the light of the structure and motion traits of marine main boiler, the combustion control systems of single and double cross amplitude limits are designed. at the same time, the schematic diagram of system and recovery curves of some relative parameters are given, the system working principles and its advantages and disadvantages are discussed. based on the combustion control system of dual - crisscross amplitude limit, by selecting the independent variable, the fixed offset is improved into variable offset, the combustion control system of variable offset dual - crisscross amplitude limit is designed

    首先討論了目前船用主鍋爐燃燒控制系統的工作原理及存在的不足；針對船用主鍋爐的結構及運行特點，設計了單交叉限幅燃燒控制系統和雙交叉限幅燃燒控制系統，同時給出了系統原理圖及有關參數的過渡過程曲線，討論了系統工作原理及優缺點；在雙交叉限幅燃燒控制系統的基礎上，將固定偏置經過自變量的選取，改進成變偏置，設計了變偏置雙交叉限幅燃燒控制系統，給出了系統原理圖及有關參數的過渡過程曲線，同時也給出了空氣壓力和燃油流量正負偏置函數與變偏置折線函數的關系式。
  5. In linear systems an unstable transient grows theoretically to infinite amplitude, but nonlinear effects limit this growth

    對于不穩定的線性系統其瞬態過程的幅值在理論上會趨于無窮大，但是非線性特性會限制其增長。
  6. The linear scale before and after log is an effective way to inspect the reality and accuracy of the log curves, such as downhole signal ' s amplitude limit or not and serious distortion, the variable density logging tool ' s signal linear amplification and working stability

    測前、測后線性刻度對分析、判定變密度測井曲線的真實性與準確性體現在對井下波列的限幅與畸變程度、檢測儀器的線性放大狀態和穩定程度。
  7. This paper goes on with analysis of the phased array radar calibration theory and compare of different schemes, then the best is adopted. 2 mhz digital circuit mainly composed of dds ( direct digital synthesis ) chip, which carries out the shift of the phase and the limit of the amplitude, has been designed and debugged successfully. it is used to substitute for the conventional phased shift circuit and amplitude limiting circuit which work at the radio frequency, so the all - digital transmit channel of phased shift array radar is achieved

    本論文研究的重點是：針對傳統相控陣雷達系統收發（ t r ）組件中的移相和限幅功能均在射頻段完成，大膽利用直接數字合成（ dds ）晶元組成頻率在2mhz左右的數字電路代替傳統相控陣雷達在射頻段進行移相和限幅的電路，從而組成全數字發射通道，使對相位和幅度的控制和調試更方便快捷，並設計具體的電路驗證此方案的可行性。
  8. Based on the qualitative theoy of differential polynomial system, algorithm to calculate the focal values, the construction of small amplitude limit cycles, hirsch ' s monotone theory and the center manifold theorem etc, we apply mrealroot algorithm to many problems, such as to obtain the real solutions of polynomial systems, to confirm the number of limit cycles in differential system and to construct the limit cycles

    結合平面微分多項式系統的定性理論，計算焦點量的演算法，小擾動極限環的構造， hirsch的單調性理論和中心流形定理等， mrealroot演算法在大量具體問題，包括實根分佈、小擾動極限環個數以及高維系統極限環構造等方面都有廣泛的應用
  9. Using pulse compression of amplitude limit the serious interference of big target of close range in little larget of distant range can be restrained

    採用限幅脈壓可以抑制近距離大目標對遠距離小目標的嚴重干擾。
  10. The variances of the sum of the amplitude quadratures of the three obtained optical modes and the relative phase quadratures among them is respectively 3. 28 dbm and 3. 18 dbm below the corresponding shot noise limit

    完全不可分判據中三個不等式左邊的值分別為1 . 90 ， 1 . 83和2 . 94 ，全部小於歸一化后的散離噪聲極限4 。
  11. Now, there are many researches on the numbers of their small amplitude limit cycles. in chapter two, we give out an algorithm for calculating the liapunov values of polynomial lienard systems

    在本章，我們提出了一個計算多項式li nard系統焦點量的演算法，比之通常的演算法計算多項式li nard系統的焦點量，在效率上有明顯的提高。
  12. An improved voltage adjusting model with scr is used in this control system. by regulating the amplitude of ac motor ' s voltage, it implements voltage - slope start, current - limit start, soft - stop

    本控制系統採用晶閘管調壓方式，採用模塊式設計思想，用定子調壓方式實現了電動機的電壓斜坡起動、限流起動、軟停車等功能。
  13. In traditional radar receiver, the consistency of phase - and - amplitude is imperfect, which limit the performance achievable from signal processors

    對于傳統雷達信號接收機，幅相一致性較差。
分享友人
分享到 Line

分享到臉書