磁不穩定性 的英文怎麼說

中文拼音 [cíbùwěndìngxìng]
磁不穩定性 英文
magnetic instability
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 不 : 名詞[書面語] （剁物所用的木墩） a block of wood
  • 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. By using the maxwell ' s equations and axial symmetry, a method on calculating non - static axial symmetry fields with unstable charge source is given

    摘要利用麥克斯韋方程組和場的軸對稱性，給出了由對稱軸的非靜態電場計算含不穩定電荷源的軸對稱非靜態空間電磁場的一種方法。
  2. As a kind of variometer, fluxgate magnetometer should has high observation precision as well as long - term stability and favorable temperature features. the compensation technology is the key for the performance of fluxgate magnetometer. this paper made an introduction about the compensation principle of fluxgate instrument

    作為相對觀測的磁通門磁力儀，不僅要求其觀測精度應滿足要求，而且還要求儀器具有長期穩定性和良好的溫度特性，而對磁通門磁力儀的長期穩定性和溫度特性有重要影響的部分就是儀器的補償部分。
  3. Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect

    在實際設計實現中，為提高系統軟、硬體整體穩定性和可靠性，使用了以下幾種方法： （ 1 ）低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術； （ 2 ）多層pcb設計，線路板結構緊湊，電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電； （ 3 ）選用表面貼和bga封裝的器件； （ 4 ）按照軟體工程的要求進行系統分析，規劃系統框圖、流程分析、模塊劃分，減小了不同模塊的相關性，從而最大限度避免了錯誤的發生。
  4. Because of the large advantage in the analysis of electromagnetic scattering and radiation problem, using the time domain integral equation ( tdie ) solving every structure of objects ’ scattering become to an important direction in computation electromagnetics, but the classical mot ( marching - on - in - time ) - based tdie solvers have a drawback : the late time stability problems

    由於時域積分方程對于分析電磁散射、輻射問題有著無可比擬的優勢，利用時域積分方程求解各種結構體目標散射成為計算電磁學領域中一個非常重要的方向。但是傳統的時間步進法求解時域積分方程存在致命缺點:后時穩定性不好。
  5. Sintered soco permanent magnetic materials would make some slight collision in the process of producing, packing and delivering, so there may be have some visual flaw owing to a bit small horn. however, it wouldnt damage its magnetic specifications, its stability and its anti - degenerated magnetic ability as long as its flaw doesnt affect normal construction or functions

    燒結釤鈷永磁體因在生產包裝運輸過程中輕微碰撞會有稍微的小缺角等外觀缺陷，只要不影響正常組裝或功能，不會損害磁體的磁性能及其穩定性和抗退磁能力。
  6. Test result proved that the computer - controlled brake system is faster, more stable and dependable, computer - controlled brake system is new break - through in the mechanical brake system of maglev train

    試驗證明，引入計算機控制的制動系統不僅提高了制動的快速性，穩定性和可靠性也有很大提高，計算機制動系統是計算機控制在我校磁浮列車機械制動中的新突破。
  7. In the forth chapter, the performances of mr dampers designed and fabricated at chongqing university have been tested in national center for test and supervision of coach quality, including schematics of damping force vs. displacement of piston head, damping force vs. velocity of piston head, etc. for some given electric currents of the coil. the experimental results demonstrate that damping force offered by mr damper consists of background damping generated by resistance of mr fluid and damping caused by magnetic field

    對不同勵磁電流條件下的理論阻尼力與測試阻尼力進行了比較，分析了產生誤差的主要原因；對阻尼器產生溫度效應產生的主要原因進行了分析，提出了應該提高磁流變體的溫度穩定性；推導了磁流變體的感性和容性流動方程，從理論上分析了磁流變體的感性和容性對阻尼器特性的影響。
  8. The simulation results show that the controller can guarantee the global asymptotical stability of the system, and the pmsm servo system achieves excellent tracking performance, and is robust to uncertain parameters and load torque disturbance

    模擬結果表明，所設計的非線性控制器保證了系統的全局一致穩定性，永磁同步電動機伺服系統獲得了很好的跟蹤效果，並且對參數不確定性及負載力矩擾動具有很好的魯棒性。
  9. Pole, thin plate, thin shell in the electromagnetic elastic system, etc. when there is no machinery to restrain, the system has an unstable movement mode at least, and while exists restrain, after up to a certain critical value in electric current or the magnetic fielding, buckling must take place in the system

    電磁彈性系統中的桿、薄板、薄殼等，當沒有機械約束時，系統至少存在一個不穩定的運動模態，而存在約束時，當電流或磁場達到某一臨界值后，系統將發生屈曲。
  10. Power system exciter was designed using the control theory of uncertain systems to enhance the stability and reliability of power systems in different operational states

    為了提高電力系統在各種工況下的穩定性和可靠性，採用不確定性控制理論設計了勵磁控制器。
  11. This instability would be rectified by an electronic shift in the opposite direction, but the rate at which the shift took place would be affected by any magnetic field around

    這種不穩定性可通過電子反向快速移動得以糾正，但電子移動速率會受到周圍磁場的影響。
  12. Study of cherenkov instability for a plasma immersed waveguide in a finite magnetic field

    有限磁場作用下等離子體背景中的切倫可夫不穩定性研究
  13. According to a real ac vf asynchronous dynomometer system, first step, the paper deducts the mathematic model of the system, and analyzes the system stability on the basis of the ? irst method ? of lyapunov stability, then draws the eigenvalues of the system under the situation of the variation of different parameters, and results in finding the changing regularity of the system stability caused by varitation of variant system parameter ; secondly, sets up a system simulation model in terms of a real power feedback ac vf asynchronous dynomometer system, and emulates different running states of the system, not only analyzes methods of adjusting parameters to improve the working performance in the field of weak flux of the system, but also proves the effectiveness of the methods via simulation ; at last, compares the simulation results of the model with the experiment results of the real system, and show the nearly correctness of simulation system, and also confirms the practical usage of the simulation system as an effectively assistant tool in the process of developing and design a real dynomometer system

    首先根據實際系統工作原理推導出系統的數學模型，在系統數學模型的基礎上依據李雅普諾夫穩定性判別第一法進行了系統穩定性分析，繪制了系統不同參數變化時的系統特徵值變化圖，從而得到系統部分參數變化對系統穩定性的影響規律，為實際系統的參數設計提供了參考；然後又以系統數學模型為基礎，依據實際的電封閉交流變頻異步測功機系統建立系統模擬模型，模擬不同工況下系統運行情況，分析了改善弱磁區系統性能的某些系統參數調節方法，通過模擬證明了此類方法的有效性；最後將系統模型與實際系統的實驗結果進行了比較，驗證了模擬系統模型的基本正確性，也肯定了這一模擬系統在實際測功機系統設計中作為輔助工具的實用性。
  14. However, it has not been seen in all documents yet that the study of stability of thin current - carrying plates and shells, etc. structure under strong magnetic field which is common occurrence to project

    而對工程中屢見不鮮的在強磁場作用下的載流薄板、薄殼等結構元件的穩定性研究則尚未見諸文獻。
  15. According to the complicated electromagnetic transient state process of the passive feedback coils, a method that can be used to calculate the equivalent time constants and the electrical parameters are given in this paper. these parameters are important to the design of the device and the power system, and also provide the evidence for the experiment of controlling the plasma unstability

    針對被動反饋線圈電磁暫態過程的復雜性，給出了求解線圈等效時間常數和電氣參數的方法，這些參數不僅對裝置的設計和電源系統的設計是重要的，而且為控制等離子體垂直位移不穩定性的實驗提供了依據。
  16. Also ac exited generator have many excellent characteristics, it may improving the stability of electric power system, its rotor speed may adjustable, it have abilities for active and reactive power regulating in self - help ways, it not lose steps even when operated in deep lead phase, so it especially applied in wind electric power plant and pumped - storage hydraulic power plant

    交流勵磁發電機作為發電機運行的風力發電系統，利用變速恆頻技術后可大大提高風能的利用率。交流勵磁發電機可改善電力系統穩定性，轉子轉速可變，具有獨立的有功無功調節能力，可以深度進行運行而不失步，特別適用於風力發電、抽水蓄能電站等場合。
  17. Since a magnetic levitation system is usually strongly nonlinear and open - loop unstable, it is an important task to construct a hign performance feedback controller to control the position of the levitated object

    由於磁懸浮系統有很強的非線性及開環不穩定性，所以設計一高性能的反饋控制器來控制懸浮目標是一件非常重要的任務。
  18. Therefore, in this thesis, the magneto - rheological damper ( mrfd ) was studied which is of simple structure, high reliability and self adaption

    為此，本文研究了結構簡單、可靠性高並具有自適應能力的磁流變減擺器（阻尼器） ，用於控制直升機旋翼/機體耦合動不穩定性運動。
  19. I unified description of idea

    托卡馬克理想磁流體不穩定性的統一描述
  20. On the basis of producing the mathematical model of calculating the induced currents on the passive feedback coils, the distribution and variation of the induced currents and the eddy currents magnetic field are given by numerical calculation. these conclusions are necessary to study the vertical unstability of plasma and design the coils

    在建立求解被動導電板感應電流數學模型的基礎上，通過數值計算，給出了感應電流的分佈和變化情況，同時對渦流磁場的分佈和變化也給出詳細的計算結果，這些結論對研究等離子體垂直不穩定性和線圈的設計是必需的。
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