過偏磁 的英文怎麼說

中文拼音 [guòpiān]
過偏磁 英文
over bias
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  1. When the voltage of the primary fluctuated is within the range of 5 %, with mediating the saturation of the magnetic flux, this new interfluent stable power supply can retain the outputting power of the secondary invariable

    當一次側電壓在5 %額定電壓范圍內波動或移時,通調節路的飽和程度,保持二次側輸出電壓不變。
  2. In the thesis, a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method, the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation

    本文主要介紹了振無關光纖michelson干涉型微弱場傳感器信號處理的方案:通閉環控制工作點演算法使干涉儀工作在正交工作點處,再利用相敏檢波演算法提取傳感器輸出信號的基頻分量,以測量直流場的大小。
  3. The shadow mask is the critical component of the colour picture tube and the important component for the choice of colour, its function concentrates on the limitation of electronics bound diameter and the screening direction, the electronics bound which is sent by the electronics gun goes scanning, during the scanning process, we should guarantee every bound gathering into the small holes situated on the screen, then these bounds will point to the regularized position through the small holes on the flat mask, and then three basic colours will be produced, at the same time, those useless electronics will be blocked by the mask board

    平板蔭罩是彩色顯像管的關鍵部件之一,是一個重要選色元件,其作用是限制電子束直徑和上屏方向,由電子槍發射的電子束在場的作用下進行掃描,掃描程中必須使每個電子束只能射中熒光屏上的為該束指定的那些小孔上會聚,並通蔭罩上諸多的小孔分別打到各自對應的熒光質點上,發出三種基色(紅,綠,藍) ,而無用的電子則被蔭罩板截獲。
  4. The first place, though analyzing between the sound approximately equation and the electromagnetic wave equation, we get the similarities in the form of equation. based on these, we can easily take the migration theories and methods of reflection seismic into gpr ' s

    本論文的核心內容包括: ( 1 )通對聲波波動方程和電波波動方程對比分析,根據它們波動方程在形式上的一致性,建立將廣泛應用於地震勘探中的移技術引入到gpr數據處理中的理論基礎。
  5. 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,通模擬實驗與採用常規的按電壓差進行調節的比例式勵控制器+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。
  6. Scattered ions from the au foil passing through the q3d magnetic spectrometer, recoiled au ions were deflected, pure ions with single energy and single linear energy transfer were obtained

    q3d譜儀的轉,去掉反沖au離子和其它雜散粒子,得到具有單一線傳能密度( let )值的離子。
  7. Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing

    建立了高速旋轉狀態下,採用軸承作支撐的飛輪轉子和轉軸的動力學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動力學特性的影響,此時系統的固有頻率是轉速的函數;通提高軸承的等效阻尼可顯著降低系統通共振區域時的振幅。
  8. The paper mainly focused on the beam transport part of asipp key laboratory of ion beam bioengineering and it ' s component elements, for example, van de graff accelerator, bending magnet, magnetic quadruple lenses, beam shutter, collimator and so on. the laboratory has performed the milestone achievement that is beam passed the hole of lo ^ m diameter in experiments. many experimental results are discussed by theories according to experiments

    本文重點討論了中科院離子束生物工程學重點實驗室單粒子束裝置的束流傳輸部分,對主要部件進行了詳細的討論,如:靜電加速器、鐵、四極透鏡、束線開關、瞄準器等,實驗中已取得束流穿10 m小孔的標志性成果,並運用相關理論結合具體實驗分析了實驗結果。
  9. With straton - chu intergral as the theoretical basis and by means of green ' s function in infinite uniform media, the electromagnetic shift describes the propagation process of quasi - stationary electromagnetic field in lower - half space

    移以斯特萊頓朱型積分為理論基礎,藉助于無限均勻介質中的格林函數,描述了似穩電場在下半空間的傳播程。
  10. With the widespread and profound impacts of global change on the natural elements and progress, the society and economy, and even the human activities, the study of global change has become one of the most active frontiers in the current earth science research field. especially, climatic and environmental changes of holocene and human history is a very important time scale of the study of global change. however, the geographic surroundings and the natural environment of the southern margin of tarim basin, which lies in the hinterland of eurasia continent, are so special that it is difficult to obtain the proxies indicating its environmental evolution

    在多年來前人研究成果的基礎上,本文通尼雅剖面年代解析度可達10a的沉積物質量化率、碳酸鹽碳同位素、粒度等氣候替代性指標及約特干剖面的地球化學元素、孢粉等氣候指標信息的結果分析,並結合達木溝、塔格勒等剖面的成果及相關資料,得出以下結論: ( 1 ) 、南疆塔里木盆地南緣中全新世6 . 7 3 . 0kab . p .以氣候溫暖乾的荒漠環境為總體特徵。
  11. In order to improve the quality of the voltage signals, this paper has adopted the scheme of three phases and six organs in signal - generator part, which can eliminate the errors caused by the assembly warp and the zero shift of organs. this paper also has analyzed the distribution and varying rules of the magnetic field in the signal - generator part, then based on the conclusion of the analysis improved the structure of signal - generator, which could completely eliminate the noise signal caused by the roughness of the face on the magnetic steel ring. the improvement not only met the requirement of this study, but established the theory foundation for the super - high precision magnetic encoder in future research

    因此,為提高原始電壓信號的質量,本文採用三相六元件的信號發生方案,通差分處理濾除了由於裝配差和零點漂移帶來的信號誤差;本文對編碼器信號發生結構進行了場分析,依據場分析的結論對編碼器常用的信號發生結構進行了改進,改進后的結構利用積分原理在理論上能夠完全消除信號中由鋼環表面粗糙度引起的信號噪聲,進一步提高了信號質量,此結構不僅滿足了本課題的需要,而且為今後研製超高精度的電式編碼器奠定了理論基礎。
  12. Abstract : this article analyzes the reason and influence of magnetic blow on welding arc during the welding process. through the adjusting and improving of the magnetic field distribution, adopting the anti - magnetic erasing method to eliminate the influence of magnetic blow for welding arc

    文摘:分析了吹在焊接程中對焊接電弧的影響以及產生原因,通調整和改善焊接電弧周圍場分佈,並採用反消法,克服和消除了吹對焊接電弧的影響。
  13. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    對同步發電機各種運行曲線的計算,在已有文獻的基礎上更進一步分析了鐵材料飽和以及場畸變對同步發電機運行特性和參數的影響;求出了空載特性曲線和零功率負載特性曲線,在不同的電樞電流下計算得到的波梯電抗不同;求出了功角特性曲線,與不計飽和時的功角特性曲線相比較,功角穩定極限小於90 ;求出無功調節曲線,與不計飽和時相比較, u型曲線向右移。
  14. The pid control of output voltage feedback is easy to give attention to static and dynamic performance of the control system. output performance of inverter of ups is improved when rms of output voltage feedback is added to pid control system. the hardware and software is designed in order to achieve the digital pid control of inverter of ups

    設計了用於逆變器數字化控制的采樣調理電路,結合tms320f240的硬體資源,通軟體實現了ups系統的緩起動和市電跟蹤,並改進了逆變器電壓瞬時值控制,通引入輸出電流中心值檢測,對反饋電壓進行補償,解決了逆變器輸出的問題。
  15. A linear theory of rbwo with inner - slot coaxial structure is analyzed detailedly, and the equation of dispersive relation is deduced and computered numerically. 4. particle simulation is used in rbwo respective with coaxial and partial structure. in the simulation, the output parameters of rbwo such as phasespace, contour, vector, voltage, current, output power, interaction efficiency and microwave radiation

    4 .對同軸和心返波管分別進行了粒子模擬,通改變電壓、電流、電子注位置、場等參數來觀察返波管加了內開槽前後相位空間、等位線、矢量、電壓、電流、輸出功率、工作頻率的變化。
  16. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有:研究了速率頻激光捷聯慣導的陀螺測量信號的解調演算法;設計了在速率頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波器和集中濾波器的性能做了模擬對比分析;研究了適用於聯邦濾波器的系統級故障理論和方法;探討了利用速率頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息,通神經網路實現硬故障交互檢測的方法。
  17. The study indicates that the gimbaling magnetic suspension flywheel presented in this paper has original structure, its rotation axis can be leant in large range of angle, satisfied the demand of the design object

    研究表明,本文設計的新型轉軸可懸浮飛輪方案結構新穎,通一個軸承就可以實現轉軸在大角度范圍內的轉,結構簡單且合理可行,滿足了設計要求。
  18. Due to the magnetic field discontinuity of the permanent magnet guide - way and the mechanical & electrical coupling, there will be lateral displacement for the high temperature superconductor maglev vehicle

    摘要高溫超導懸浮列車在運行程中,導軌場的不連續或者機電耦合會引起車身的橫向移。
  19. For the first time, the solenoid collecting magnetic field optical transducing principle is presented in this paper, and it is proved that the way to measure current by polarized light encircling conductor and that by polarized light threading solenoid axes are equivalent

    為了解決aoct的長期運行穩定性問題,首次提出了「螺線管聚光學傳感原理」 ,證明了振光圍繞著無限長通電導體測量電流與振光通通電螺線管的軸向方向測量電流,在光學傳感測量電流的意義上是等價的。
  20. In 1992, li zhiqing ' s master degree paper, the temperature stability of vertical bloch line ( vbl ) chains in walls of second hard dumbbell domain ( iid ) in the uncompressed state was investigated experimentally and a threshold temperature ( 7 ) nd at which to breakdown the vbl chains in the walls of iid was found

    由於其轉化程中vbl沒有丟失,也就是說,其疇壁結構沒有發生變化,所以我們再次證明了三類硬疇的疇壁結構是一致的,在直流場下之所以會出現不同的縮滅行為,完全是由於vbl的數目引起的。
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