穩定偏轉 的英文怎麼說

中文拼音 [wěndìngpiānzhuǎn]
穩定偏轉 英文
stabilized deflection
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 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...
  • : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : 轉構詞成分。
  • 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. Bright areas reveal undeflected or stationary nodal regions while contour lines trace out areas of constant vibrational amplitude.

    亮區表示未受的或的波節區而輪廓線則描繪出等振幅的區域。
  2. The paper designed aerodynamic control system of pith and yaw channels and roll angle stabilization system, by using unsteady - state error follow - up control theory and state observation station theory in modern control theory

    本文使用現代控制理論中的無靜差跟蹤控制系統理論與狀態觀測器理論,設計了俯仰、航兩個通道的氣動力控制系統和滾系統。
  3. The pointer oscillates for some time before setting down to a steady deflection.

    指針會振蕩一段時間然後才靜止到一個角。
  4. However, genetic improvement by in vitro culture in mustard ( brassica juncea coss. ), especially in chinese mustard, is restricted by the poor frequency of shoot regeneration, and no regeneration system is established yet

    芥菜類作物(尤其是中國芥菜)再生率低,在遺傳化、突變體篩選等方面尚未形成一個高效的再生體系,從而制約了離體條件下遺傳改良的進程。
  5. The radical reason of lower ecosystem productivity and disharmonic developing in this ecotone is the improper configuration inner animal husbandry for example of ansai county and big animal scale exceeding the threshold of the primary productivity for example of wuchuan county, which above - mentioned leads to the fact that coupling mechanism between agriculture and animal husbandry system has not been established, and agriculture and animal husbandry is still in the state of disharmonic on the whole. 3

    主要表現為兩種典型結構模式,一種以安塞縣為代表,農牧能值總體利用率較高,但畜牧業內部結構重食糧動物使得高質能化率低下;另一種以武川縣為代表,農牧業結構總體上朝趨于協調方向發展,但畜牧業規模過大,由於草畜平衡嚴重失調,導致農牧系統耦合機制難以
  6. Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well

    為了更好地應用各種新鉆具,建立了適用於對普通下部鉆具、導向鉆具、帶心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型,包括( 1 )微分方程; ( 2 )鉆頭、器、彎角、變截面、切點和井壁的邊界條件; ( 3 )鉆頭的側向力和鉆頭角.給出了該模型的加權余量解.用該方法編寫的軟體應用效果良好
  7. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光器單縱模運以及長腔多縱模運輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光振特性,合理利用類臨界相位匹配lbo倍頻晶體的振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的輸出。
  8. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測;用萊次光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。
  9. The main function of a governor is to monitor the speed deviation of a hydro turbine unit and convert it into the displacement deviation of the servomotor according to a specific characterisic. it is used to control the opening of the guide apparatus and to ensure the unit run steadily at fixed speed under a given load

    調速器的主要功用是檢測機組差,並將它按一特性換成接力器的行程差,藉以調整機組導水結構的開度,使機組在給的負荷下以給運行。
  10. 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- -子角、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。
  11. We study the time evolution law of the atomic response in an open - type inversionless lasing system when the probe or driving field is off - resonance, and compare the law with that obtained when the probe and driving fields are resonant. we find that the detuning has considerable effects on the time evolution law : when the probe or driving fields is off - resonance, the dispersive responses for the probe and driving fields are no longer 0 and the two - photon coherence is no longer a pure real ; the variation of the probe detuning can make the time evolution law of the population distributions and the gain ( absorbtion ) of the driving field changing obviously ; with detuning increasing, the time evolution behavior of the gain ( absorbtion ), dispersion of the probe field and the two - photon coherence will gradually diviate from the evolution law of the standard damped oscillator ; with the driving detuning increasing, the oscillating time of the dispersion of the driving field becomes longer, the amplitude and the stationary value increase

    研究了探測場或驅動場失諧情況下開放的型無粒子數反激光系統中原子響應的時間演化規律,並與探測場和驅動場都共振時的演化規律進行了比較.我們發現失諧對時間演化規律有顯著的影響;當驅動場或探測場失諧時,原子對探測場和驅動場色散的響應不再為零,雙光子相干不再是純實量;探測場失諧的變化將使粒子布居和驅動場增益(吸收)的時間演化規律明顯改變;隨著失諧的增大,探測場增益(吸收) 、色散和雙光子相干隨時間的演化行為逐漸離標準阻尼振子的演化規律;驅動場色散驅動場失諧量的增加而振蕩時間變長,振幅和值變大
  12. As a result of the simplified torsion moment of inertia, integral stability coefficients based on the gb50017 code increase relatively 5 % or 0. 01 ~ 0. 04 absolutely, only for hn behind hn400 150, whose calculation length goes beyond the limit of 8 meters, taking account of any load condition and any yield - point

    Gb50017梁的整體系數公式的誤差是由扭慣性矩的簡化造成。任何荷載情況和鋼號,規格大於hn400 150的hn型鋼,當計算長度大於8米時,整體系數高約5 ,絕對高量在0 . 01 0 . 04范圍。
  13. And still signal being sheltered model and deflection separation model when the missile is controlled non - rolling are built, separation process are digitally simulated to check the stability during it

    提出信號傳輸遮擋模型,建立受控無滾時的差分離模型,實現導彈分離過程數值模擬和性分析。
  14. 3. the combined trajectory control system is designed. the direct force is acting on the pitch channel and the yaw channel, and the roll channel is stabilized by the fin surface deflection

    設計的軌控直接力作用於俯仰和航通道,而滾通道沒有直接力系統的作用,依靠氣動舵面的對滾角進行
  15. 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,利用波波夫判據判該控制器是漸進的,並將其應用於制導滑翔彈俯仰角、航角、滾迴路中,設計模擬結果表明,該種連續控制器可使系統獲得很好的性和魯棒性,動、靜態性能比單純pid控制都有較大提高。
  16. From vibrating torque equations of shaker ' s exciting shafts, the self - synchronizing condition and synchronizing state stability condition of balanced elliptical shakers excited by two - shaft self - synchronizing are obtained

    從振動篩心軸的振動力矩方程出發,導出了雙軸自同步平動橢圓振動篩的自同步條件和條件。
  17. In this thesis we analyze in detail the influence, created by random change of the optical wave polarization, on the output of the interferometer. then several principles of eliminating polarization - induced fading are introduced, and the principle that inserting two faraday rotator mirrors into the end of michelson fiber interferometer to eliminate the fading is analyzed in detail. this method can eliminate polarization - induced fading without additional signal processing, and make the output of the sensor stable

    其中,本文詳細分析了光波振態的隨機漂移對干涉儀輸出的影響,介紹了目前幾種消振衰落技術的原理,著重討論了在光纖michelson干涉儀末端加兩個法拉第旋鏡的消振衰落的原理,該方法不需要任何附加的信號處理就可以消除振衰落,使干涉儀輸出
  18. To improve the steady performance of the system, a fuzzy - pid combined controller is applied to the magnetic bearings system : applying fuzzy control in a large error range ; applying classical pid control in a small error range. the simulation results show that this kind of control strategy can make the rotor of the magnetic bearings stabilize in a large range

    本文首先設計了基本模糊控制器,並用matlab進行了模擬研究,為了改善系統的態性能,本文提出採用模糊- pid復合控制器,在大差范圍內採用模糊控制,小差范圍內採用傳統pid控制,並進行了磁懸浮子起浮特性的模擬,模擬結果表明這種控制策略有利於使磁懸浮子在大范圍內
  19. Independently rotating wheels do n ' t engender lognitudinal creep forces, so hunting wo n ' t occur and the stability of vehicle system is very good. but independently rotating wheels lose self - steering capability of lognitudinal creep moments, so its restoration capability and curving performance becomes worse

    因此,近年來獨立回車輪日益受到重視,與傳統輪對相比,獨立回車輪不存在縱向蠕滑力產生的力矩,因而不產生蛇行運動,對提高性有好處。
  20. Since railway is plunged into business, the wheelsets with two wheels fixed to two ends of one axle are commonly adopted in rail vehicle. the advantage of conventional fixed wheelsets is that they have self - steering capability produced by lognitudinal creep moments, however hunting unstability possibly occur when the speed of vehicle becomes higher, so independently rotating wheels are attached importance to increasingly

    自鐵路運營以來,鐵道機車車輛的輪對基本上都採用兩個車輪緊固在一根車軸兩端的形式,這種傳統固輪對的優點在於它具有縱向蠕滑力產生的力矩從而使輪對具有自導向功能,但是在縱向蠕滑力矩的作用下,當車輛運行速度較高時就可能產生蛇行失
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