磁極距 的英文怎麼說
中文拼音 [cíjíjù]
磁極距
英文
pole pitch-
Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究，內容包括： （ 1 ）本文採用有限長行波面電流作用於有限長鐵芯上的模型，引用了氣隙磁場一維解，研究了單層繞組磁場，奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較，簡單介紹了二維解； （ 2 ）用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析，並分析了結果； （ 3 ）用軟體進行了額定電壓下的瞬態分析，得到了轉矩，位移，轉速隨時間變化曲線圖，利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較，採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證，由實驗測得了三相電流波形，並與計算結果進行了比較，對其不對稱性進行了定性分析。Trapezoid very similar design suitable for a multipolar structure, not only reduced the permanent magnetism suggests the step away from the electrical kok, and high utilization of materials ; 3
2 .梯形爪極設計適合於多極結構，不僅減小了永磁步進電機的步距角，而且材料利用率高The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet
論文對-磁鐵的有關物理問題進行了較為詳細的論述，從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈，對單個粒子在-磁鐵中的運動進行了分析，利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律，提出了歸一化運動方程和理想軌道等物理概念，定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。For the self - magnetic field mid with relatively simple structure, the stability of self - magnetic field generated by electron flow is obtained by adjusting the diode gap and the delay time of bipolar pulse. under the combined effect of self - magnetic field and electrical field in the diode, stable and dense anode plasma was produced
對于具有簡化結構優點的自磁絕緣離子二極體，通過調節陰陽極間距保證電子流造成的自磁場穩定形成，同時控制合適的雙極脈沖延遲時間，電磁場共同作用形成了穩定的稠密陽極等離子體。In the primary experimental study, the microwave power, the microwave frequency, and the mode are measured, hie relations among the microwave radiation, the intensity of the magnetic field, the position of the magnetic coil, the amplitude of the beam current, and the a - k gap are investigated
在初步的微波實驗中，測試了微波的功率、頻率和模式，測試了磁場強度和線圈位置對微波輻射輸出的影響，測試了束流大小和陰陽極間距對微波輻射輸出的影響。實驗結果發現微波的功率和模式基本與模擬結果吻合，器件工作穩定，重復性良好。The explanation for this “ spooky action at a distance ” ( to borrow a term from quantum mechanics ) is that a grid of wires underneath the screen emits an electromagnetic field that causes a coil inside the pen to oscillate at a resonant frequency
這種幽靈似的超距作用（從量子力學借來的術語） ，是因為螢幕下方的柵極線路會發出電磁場，讓專用筆內部的線圈以某個共振頻率振蕩。The more poles mode, the unequal pole width mode ; the low - frequency slot harmonic modulation mode and the mode of changing end magnetic conductance are presented, and these designing method can efficiently weaken the end effect and decrease the wave of the thrust
提出的採用多極電機方式；初級與次級極距不等的方式；齒諧波低頻調制方式和改變電機兩端部磁導的方式等電機的設計原則和方法，都可有效地削弱端部效應，減小推力的波動。In the hall effect, hall electromotive force is not only related to the current density, magnetic field and the distance of the poles, but also to hall coefficient directly
據知，霍耳效應中輸出的霍耳電動勢除了跟輸入的電流強度、磁場強度及輸出電極的間距有關外，還與霍耳系數成正比。High frequency surface - wave radar ( hfswr ) utilizes the surface - wave mode of vertical polarization electromagnetic wave propagation over sea water to detect targets of ships and aircrafts at distance beyond the line of sight
高頻地波雷達（ hfswr ）依靠高頻垂直極化電磁波沿海洋表面繞射傳播的機理，實現對海面艦船目標和低空飛行目標的超視距探測。分享友人