實軸轉子 的英文怎麼說

中文拼音 [shízhóuzhuǎnzi]
實軸轉子 英文
solid shaft rotor
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 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)
  • : 轉構詞成分。
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  1. Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated

    本文通過數值和驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定套筒和表面光滑的假設下,針對蒸發冷卻電機定套筒壁面基本恆溫的特點,將際蒸發冷卻電機簡化為同套筒內筒加熱旋、外簡靜止定溫的物理模型。
  2. By analyzing and experimentally verifying the model, new ways of improving mixer performance were put forward. ( 1 ) heat water should be used in the mixer ' s temperature control to make the mixer work with optimal parameters. ( 2 ) the surface materials of the mixing chamber and rotors should be chosen rationally to change material surface energy and increase friction on them. ( 3 ) when the compound was processed under higher pressure of floating weight, shallow groovers or stripes parallel to the axle of the rotor should be made on the mixing chamber internal wall to increase the real contact area and improve mixing effect

    通過對模型的分析和驗驗證,提出了提高密煉機混煉效果的新途徑: ( 1 )密煉機溫度控制採用溫水冷卻,使密煉機處于最佳工作狀態; ( 2 )通過合理選擇密煉室和表面材料以改變材料表面能來增大膠料與它們之間的摩擦力; ( 3 )在上頂栓壓力較大的條件下,在密煉室內壁與線同方向加工淺的光滑槽可明顯改善混煉效果。
  3. The applications and developments of the rotor - ambs system in the engineering are showed in recent years. in particularly, we present the results for the studies of nonlinear dynamics in the rotor - ambs system. we also point out the trend of the rotor - ambs system in future and the necessity of the study on the nonlinear dynamics of the rotor - ambs system

    本文的研究內容和所獲得的主要結果有以下幾個方面: ( 1 )綜述了磁懸浮研究的歷史,介紹了主動式電磁承-系統在工程際中的應用,主動式電磁承的研究現狀,總結了近十年來國內外對電磁承-系統非線性動力學的研究進展和取得的成果,指出了電磁承發展的趨勢及進行非線性動力學研究的必要性。
  4. The sampling rate of the system can reach 3704 sps, and the crank angle is 1. 94 degree per sampling point corresponding to the crank speed of 1200r / min. in the mean time, the position signal of the piston could be collected by photo - electricity switch

    本研究首先設計和現了摩擦力採集電電路系統,裝置最大采樣率可達到3704sps ,在曲速為1200r / min時,對應曲柄角1 . 94度采樣點,並且可以採集用來確定活塞位置的光電開關的信號。
  5. Modal bode plot theory for diagnosing the rotor imbalance axial position and rotor imbalance type is presented based on advanced rotor dynamics theory and field balancing rotating machinery theory and comprehensive experience of field balancing steam - turbine generator set

    摘要基於動力學理論、汽輪發電機組系現場動平衡理論和工程踐經驗,提出可直接判斷系不平衡向位置及不平衡型式的振型波特曲線方法。
  6. Only axisymmetric layout of tip gap can improve mass flow range, namely, all asymmetric casing configurations can not improve compressor performance and stability

    驗分析得知,只有在尖部間隙為對稱時,才有可能改善的性能;非對稱形式,即尖部間隙周向的變化,只能惡化的性能。
  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- -角、速、發電機q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. The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail ; 3. to verify the exactness of fem and learn the principle of vibration of dredge pump further, the orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show : the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition

    模態分析確定了泥泵的振動特性(固有頻率和振型) ;諧響應分析確定了泥泵在偏心力的作用下截面處的最大響應位移;研究了的質心位置、承剛度和質量偏心矩對振動特性的影響; 3 、採用心軌跡法,船測量了泥泵工作時振動響應值。
  9. Finally, a disc motor is designed and fabricated, and the static levitation of the rotor is successfully performed

    最後,組建了整個片狀無承永磁電機系統,成功現了電機穩定懸浮。
  10. Stability of periodic motion and experimental research on the rotor - bearing system with rub - impact and crack

    碰摩裂紋承系統的周期運動穩定性及驗研究
  11. One - piece solid stainless steel dynamically balanced rotor / pump shaft assembly with short shaft overhang - specifically designed for submersible pump application

    一體式心不銹鋼動態平衡以懸掛短方式安裝,這是專為潛水泵的特殊應用進行的特殊設計。
  12. The equation can solve bearing load distribution in multi - support rotor - bearing system by generalizing. 200mw generator set, 300mw generator set and 600mw generator set were analyzed and computed. the results indicate that the values of numerical calculation have a good agreement with known performances

    本文分析了汽輪發電機組系的動力特性,建立了大型汽輪發電機組承負荷分配計算的矩陣方程,該方程可用於計算承的負荷,並用例說明了求解方法,該方程可推廣到求解多支承?承系統的承負荷分配,對200mw機組、 300mw機組、 600mw機組進行了分析計算,結果表明理論計算和際情況一致。
  13. Load sensitivity matrix and elevation sensitivity matrix were educed. the equation can solve bearing load sensitivity and elevation sensitivity in multi - support rotor - bearing system by generalizing. the results of utilizing these equations to analyze bearing loads agree with known performances

    討論了承負荷敏感度計算方法和標高敏感度計算方法,建立了承負荷敏感度矩陣和標高敏感度矩陣,該方程可推廣到求解多支承?承系統的承負荷敏感度和標高敏感度,利用該負荷敏感度矩陣和標高敏感度矩陣對承負荷分析所得的結論與際情況一致。
  14. Insulation shell in a new induction shaft coupling is a main element to solve leakiness of magnet pump, it often works in changing magnetic field so that eddy current is produced, and eddy current results in wastage and decreasing the efficiency

    摘要磁力聯器中內外間的隔離套是磁力泵現無泄漏的主要零件,由於磁力聯器工作時,隔離套便處在變化的磁場中,則其內部將產生渦流,導致渦流損耗和傳遞效率降低。
  15. The experiment results show that the rotor can be suspended with dc when adopting motor ' s coiling method, which testifies the feasibility of integrative control by adding ac to windings coiled in this method, and lay out good foundations for further investigation

    驗結果表明,在電機繞線方式下能夠進行的懸浮驗,從而證明了採用電機繞線法進行動力磁承交流綜合控制驗的可行性,為今後的深入研究工作打下了基礎。
  16. The way to eliminate chaos phenomenon through adjusting system parameters is indicated. the nonlinear dynamic behavior of journal bearing - rotor system in large parameter space is studied in numerical integral method and floquet theory and the first and second bifurcation behavior of nonlinear rotor system are discussed ; the concept is advanced that realizing the controllable nonlinear stiffness with sfd with the soft - nonlinear of sma in the super - elasticity state to make the vibration amplitude of system always be in the small solution state to reduce the vibration amplitude of rotor system

    運用數值積分方法結合floquet理論對滑動承-系統的大參數范圍非線性動力學特性進行了全面的研究,詳細地討論了系統的一次和二次分岔行為; 5 )提出了用形狀記憶合金在超彈性狀態下的軟非線性,結合擠壓油膜阻尼器現系統剛性的非線性可控,降低系統在非定常狀態下的最大振幅的構想。
  17. In this thesis, a multi - disk rotor supported by two plain journal bearings is used for the numerical and experimental studies. the one aim is to analyze the nonlinear dynamic characteristics of the rotor system under different varying parameters ; the methods of online elimination of the oil whip and subharmonic vibration are developed and studied also. besides the expression of the nonlinear oil film force is proposed, so that the unbalance of the nonlinear rotor system may be identified online

    作者在總結了前人大量的有關非線性振動研究工作的基礎上,確立了本文的研究目標:一是以工程應用為背景,研究-承系統由非線性油膜力引起的非線性振動特性以及各種影響因素,力圖通過對-承系統非線性振動特性的分析,找到切可行的在線消除油膜振蕩的辦法;二是研究非線性油膜力的表達方法式,使非線性系統的不平衡量在線識別成為可能。
  18. After the detail account of the performance of the variable speed system, we know that if the machine carries out completely speed control, it must use the vector decoupling of the mt voltage

    對雙饋電機的調速性能進行了詳細討論,得知雙饋電機要完全進行調速必須現mt電壓矢量的完全解耦。
  19. It can also determine the fault spot and reason. this technology has been used in some technological fields and proved efficient. it has promoted the revolution of maintance system and the historial protection is replaced by preventive maintenance. with this technology, we can improve the reliability of machine and decrease the maintance fee. recently, reserch has pick up a fervent pace in the area of fault diagnosis of electrical machines. the paper simply analyzes the fault reason of electrical machines, stressly describes and explores the methods of condition monitoring and fault diagnosis such as partial discharge, stator current, rotating speed, vibration etc. fault prognosis is now include diagnostic feature, reason, spot. prodigious improvement in signal processing hardware and software has made this possible. primarily, these techniques depend on locating specific harmonic components of the fault. these harmonic components are usually diffirent for diffirent types of faults. automated tools such as fuzzy logic based system is also simply presented in the paper

    本文從絕緣結構的故障機理入手,以絕緣結構故障的典型特徵? ?局部放電為研究對象,重點討論局部放電的在線監測方法、適用場合併比較它們的優缺點;在分析籠型異步電機斷條在線監測的定電流監測方法后,根據其缺陷,本文探討了溫升不平衡法、希爾伯特變換數字濾波、小波包分析法的原理及優點;以電機承、氣隙偏心等故障為研究對象,通過對電機振動和速頻率的檢測,診斷電機的故障類型;本文的重點工作是將人工智慧技術中的模糊技術應用於電機的狀態監測和故障診斷中,力求使電機故障診斷更接近人工智慧化;最後,本文對電機狀態監測和故障診斷系統進行了硬體和軟體初步設計,為現預測維修提供了有效的技術手段。
  20. The practical rotor - bearing system is of high dimension and strong nonlinearity, so it is difficult to analyze it directly

    ?承系統是高維非線性的,直接分析求解十分困難。
分享友人