rotor axis 中文意思是什麼
rotor axis
解釋
轉子軸線-
Many international experts have done research in amb - ab, but the air bearing occupying a long axis space. the rotor ' s dynamics performance is depressed. a new type amb - ab was brought forward in this paper, the film air bearing was integration in amb
本文研究了一種新型的磁氣混合軸承結構，其特點是將箔片氣體軸承集成在磁軸承的氣隙裏面，不佔據軸向空間，因此與國外的研究有本質的區別。 -
One new type double backspin rotor type sand mixing machine passes technique appraisal of qingdao tianheng machinery co., ltd. this machine adopts double rotor configuration researched internationally ; the rotor is installed on different output axis of same reducer, which produces comparative cross cutting speed by using rotors with different speed that makes sands get strong cutting and friction force. therefore, it can reduce clay and quicken sand mixing
一種新型雙逆轉子式混砂機在青島天恆機械有限公司通過技術鑒定，該機採用國際首創的雙轉子結構，其轉子安裝在同一減速器的不同輸出軸上，利用兩個軸的不同轉速使轉子間產生相對交叉剪切速度，使砂子受到的沖剪及搓擦力加強，從而減少粘土團，加快砂子的混合。 -
For the kobold horizontal - axis rotor, the hydrodynamic performance is explored and studied gradually. at first, a basic resistance - type method is presented
對于橫軸蹼板式水輪機，本文從流體力學的基本原理出發，對蹼板式水輪機的水動力性能及其計算方法進行了循序漸進的探索和研究。 -
In this paper, different computation methods and the hydrodynamic performance of vertical - axis variable - pitch cycloidal ( voith - schneider ) rotor and kobold horizontal - axis rotor are studied
本文以可調角直葉擺線式水輪機和蹼板式水輪機為對象，研究它們的水動力性能及其理論計算方法。 -
Proceed from the angle of energy and taking considerations on interference factor and drag of airfoil profile, a kind of new typed calculation method on the design of vane air foil was put forward according to the vortex aerodynamics model of the rotor of wind turbines with horizontal axis
摘要根據水平軸風力機轉子的渦流氣動模型，從能量的角度入手，考慮干涉因子和翼型阻力，提出了葉片翼型設計的一種新型計算方法。 -
Rigid rotor is unbalancing if its axis of rotation is not uniform with its central principal inertia axis, . unbalance imposes cyclic forces on bearings and shafts, producing vibaration, even damaging machinery
剛性轉子的旋轉軸線如果與其中心主慣性軸不重合，則此轉子是不平衡的，不平衡將會在軸承上產生周期性慣性力，引起振動，甚至損壞機器設備。 -
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。 -
For the vertical - axis variable - pitch cycloidal rotor, the article unify hydrodynamic performance symbol at first, classify and trim the calculation methods and formula of predicting fluid dynamical capability of water - power rotor and wind - power wheel that have been formed up to now
對于可調角直葉擺線式水輪機，首先統一定義了水動力性能符號，將已有的水力與風力轉輪的流體動力性能理論計算方法和計算公式進行分類和整理。 -
The computer program is designed by visual c + +. the mscomm controls are added to receive the data. the rotor speed, the axis track and limited speed can be measured, and the curves can be displayed on the computer
我們用at89c52作為微處理器，採集信號並進行相應的處理，通過一條串列總線傳給上位機，上位機的軟體由visualc + +編制，採用多個mscomm控制項對各個實驗項目的數據進行接收，可在線完成轉速、軸心軌跡及臨界轉速的測量，並繪制曲線。 -
The axis space is saved and the rotor ' s dynamics performance is improved
不僅軸向尺寸小，而且還可以提高轉子動力學性能。 -
The engineering result confirms that the proposed method is better than the other wavelet methods for matching fault feature of mechanical signal, and the weak impact - rub fault caused by the axis misalignment and rotor imbalance of a key rotating machine in an oil refinery are desirably extracted
工程振動信號分析表明，同其他類型的小波相比，用提升方法構造的小波能更好地匹配機械信號故障特徵波形，因此較理想地提取出了某煉油廠重催機組轉子不平衡、軸系不對中和輕微碰摩的故障特徵。 -
The calculation expressions of electromagnetic support forces of the spherical magnetic bearing and the calculation expressions of turning moment for the spin axis of flywheel rotor are presented. the dynamic model in radial translation and in rotation, as welll as the movement simulation with the widely used control method pd was proposed independently
並按照設計的基本結構，推導了球形磁懸浮軸承的電磁承載力的計算式和偏轉電機提供的偏轉力矩的計算式，並將轉子的運動分為平動和轉動兩部分分別進行了動力學分析，給出其運動方程。 -
Since 1990, many research organizations and factories have been engaged in the research on radial piston pump in our country, but their efforts resulted badly. the main difficulty lies in solving the problem of the friction between rotor and oil axis, slipper and stator
我國從80年代末90年代初很多科研機構與生產廠家開始研究開發這種產品，但都不能解決轉子與配流軸、滑靴與定子兩對摩擦副燒研的問題。 -
In this paper, the machining characteristic in five - axis wedm machine for pcd woodworking milling cutters and the mechanical structure and control system of increased cnc dividing rotor were introduced, and the hardware and software constitutes in this numerical control system of wedm machine were studied
摘要介紹了五軸金剛石木工銑刀線切割機的加工特點以及新增數控分度回轉軸的機械結構和控制系統，並研究了該線切割機數控系統的硬體和軟體構成。 -
Unbalance means the non - uniform distribution of the mass of a rotor about its axis of rotation
不平衡是指轉子相對于其旋轉軸質量分佈不均勻。
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