軸系穩定性 的英文怎麼說

中文拼音 [zhóuxìwěndìngxìng]
軸系穩定性 英文
shafting stability
  • 軸 : 軸Ⅰ名詞1. （圓柱形的零件） axle; shaft 2. （對稱部分的直線） axis 3. （圓柱形的纏繞器物） roller; spool Ⅱ量詞（用於纏在軸上的線以及裝裱帶軸子的字畫）
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 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...
  1. Dynamics formula and analysis of running stability for active magnetic bearing

    電磁軸承系統的動力學建模與運動穩定性分析
  2. Because of the change of ship attitude ( rolling angle r, pitch angle p and course angle h ) led by ship rocked interference and windage, the los stabilization will be influenced obviously

    由於艦船的艏搖、縱搖、橫搖等引起艦船姿態的變化以及風阻力矩的作用，對跟蹤系統的視軸穩定性產生明顯影響。
  3. Beginning with the connotation of chinese, the authors analyses the relationship between speech form and speech content, illustrates the ever - changing form should follow its basic rules. comparing with content, the author thinks speech form has the feature of direct perception, the stability and limitation. thus, chinese teaching based on the form is not only in accord with the law of individual perception and psychological development, beneficial to develop the students " perception structure, but also it " s an important principle, the center of chinese teaching, the main foundations to train the students " language ability

    本文澄清了人們對語文學科的幾個基本概念的曲解和誤會，從語文的內涵入手，科學地界定言語形式和言語內容的概念與關系，並從學習個體認知學習的心理發展規律和語文教學自身的內在規律方面尋找理論依據，闡述了言語形式雖是「千變萬化」的，但有其基本規律可循，且此基本規律是「千篇一律」的，與內容相比，具有相對的直觀性、穩定性和有限性，所以，語文教學以言語形式為主，既符合學習個體認知學習的心理發展規律，有助於學生良好的認知結構的構建，遷移學習能力的形成及認知能力的發展；同時，以言語形式為主，又是語文教學的一條重要的客觀規律，它是語文教學規律性運轉的「軸心」 ，是培養學生言語能力的「抓手」 、語感能力形成的源泉、弘揚人文性的依託。
  4. The nonlinear electromagnetic force may cause the large oscillations of the rotor in some parameter regions. thus, the studies on the properties of the nonlinear dynamics and the stability for the rotor - ambs system play an important role in the engineering

    非線性力的作用使轉子在某些參數域中產生相當大的振動，因此分析該類系統的非線性振動特性和穩定性一直是電磁軸承-轉子動力學研究的重要課題。
  5. The performance of the bearings, the nature characteristics and stability of a symmetric rotor - bearing system equipped with a flexible laminated membrane coupling were discussed duo to misalignment of rotors

    以膜片聯軸器耦合的對稱多跨轉子?軸承系統為研究對象，分析了轉子不對中量對軸承的動靜特性、系統的固有特性和穩定性的影響。
  6. The dynamic model of misaligned rotor - bearing system equipped with a flexible laminated membrane coupling was developed by using the method of lumped parameter in this dissertation, and the dynamic behavior, such as the nature characteristics, stability, steady state response of the system, etc. was analyzed based on the theory of linear vibration

    本文根據集總參數法建立了膜片聯軸器耦合的不對中轉子?軸承系統的動力學模型。基於線性振動理論分析了系統的固有特性、穩定性和不平衡響應。
  7. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  8. In view of the regression characteristic and the configuration maintenance demand of the regional coverage satellite constellation, the constellation configuration is optimized using the linear relations between the semi - major axis and inclination and the rates of change of the ascending node right ascension and phase, which enhance the long - term stability of the satellite constellation configuration, simultaneously the sub - stellar and the phase are controlled through changing the deviations of the semi - major axis and the inclination

    摘要針對區域覆蓋衛星星座的回歸特性和構型維持需求，利用軌道半長軸和傾角與升交點赤經漂移和相位角漂移變化率之間的線性關系來優化星座構型參數，提高衛星星座構型的長期穩定性，同時通過協同控制軌道半長軸和傾角漂移量來實現區域覆蓋星座構型維持。
  9. Due to the usage of ti - alloy in the collector ring, the system has good anti - corrosiveness. a testing system presented in the paper has been successfully used on board, and the measuring precision is satisfied

    為提高應變電測系統的穩定性和可靠性，在該系統中採用鈦合金集流環的技術，增強了系統的防腐性能，減輕了系統的重量，是鈦合金在艦船軸系軸功率測試系統中的成功應用。
  10. Influence of preload factor on the stability of three - lobe journal bearing

    預負荷系數對三油楔徑向滑動軸承穩定性的影響
  11. Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment

    對于壓力差很大的兩股氣流，所形成的壓縮波系的結構可以增加燃氣駐留時間，提高燃燒穩定性;為了提高擴散燃燒的效率，在保證能放熱的化學反應溫度范圍之內，應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上，是改進超音速燃燒室結構的一種思路。
  12. By means of temporary stability of combining drift coefficient of angle sensor and through missile rotating two - position measurement, measuring rotating angle between the two positions by vertical sensitive axis x, and sensing the changes of ground velocity component between the two positions by horizontal sensitive axis and z, the position of the component is determined to realize the azimuth alignment before launch of tactical missile

    角敏感元件漂移系數具有短期穩定性，通過轉彈前後兩位置對組合的測試，垂直敏感軸計測轉彈過程中兩位置之間的轉角，兩水平敏感軸敏感計測地速分量在前後兩位置的變化，由此計算出部件當前所在方位，從而實現戰術彈射前的方位對準。
  13. Topics include : neural induction and pattern formation, cell lineage and fate determination, neuronal migration, axon guidance, synapse formation and stabilization, activity - dependent development and critical periods, development of behavior

    主題包括：神經誘導和模式形成，細胞譜系和細胞命運確定，神經元遷移，軸突引導，突觸的形成和穩定性，依賴性活動的發育和危險期，行為的發育。
  14. Stability of periodic motion and experimental research on the rotor - bearing system with rub - impact and crack

    碰摩裂紋轉子軸承系統的周期運動穩定性及實驗研究
  15. The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film

    研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性，基於可用三個函數表示動態油膜的非穩態非線性油膜力模型，將轉速比、不平衡量、阻尼比、粘度作為控制參數，利用floquet乘子預測周期解的局部穩定性，發現倍周期分叉是由一定量的不平衡引起的，而hopf分叉是由油膜失穩造成的。
  16. Nonlinear dynamic stability for elastic shaft - disc rotating system under the periodic axial load

    軸向載荷激勵下彈性盤軸轉子系統的非線性動力穩定性分析
  17. It can make the whirling center of the journal lower and enhance the stability of the system

    這相當于增大了軸承負載，從而降低了鐘頸的乖動中心，增加了系統的穩定性。
  18. The output axis and the piston have chosen high quality bearing which have good stability and sealing, low friction coefficient, large range of applicable temperature and long service lift

    輸出軸，活塞選擇了高質量的軸承，穩定性好，密封性好，摩擦系數低，適用溫度范圍大，使用壽命長。
  19. The shaft stability of generating unit and the power character play crucial role on the unit safe operation, it not only directly affects the safe operation, but also influences the life of unit

    摘要機組的軸系穩定性和動力特性是機組安全運行的重要指標，不僅直接影響機組的運行品質，同時也影響機組的使用壽命。
  20. Past but discuss the turbogenerators a shafting problem, describe two kinds of characteristics that lose the steady pattern with judge the method and then become the contents of thesis chapter 5

    故而探討汽輪發電機組軸系穩定性問題，描述兩種失穩型式的特徵和判斷方法就成為論文第五章的內容。
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