helical field 中文意思是什麼

helical field 解釋
螺旋場
  • helical : adj. 螺旋狀的，螺旋線的。adv. -ly
  • field : n 菲爾德〈姓氏〉。n 1 原野，曠野；（海、空、冰雪等的）茫茫一片。2 田地，牧場；割草場；〈pl 〉〈集...
  1. Magnetic field distribution caused by length - limited loose helical current

    考慮螺距時有限長超導螺線管電流磁場的分佈
  2. After experimental investigation ， its characteristics are evaluated and the conclusion of employing helical coils in heat pipe may expand the application field of heat pipe technology is drawn

    通過實驗研究對這種換熱裝置的特點作了評價，認為將螺旋管用於熱管可能拓展熱管技術的應用領域。
  3. A theory for the analysis of the arbitrarily - shaped helical groove structure is obtained by means of an approximate field - theory

    採用近似場論的方法，獲得了一種分析任意槽形螺旋槽結構的普遍理論。
  4. Characters of the flow field of molten metal in mhd caster are s imulated and analyzed by means of numerical simulation. relationship between flow field of molten metal and the number of magnet poles, arrangement of magnet pole s, rotating velocity of magnetic field as well as helical arrangement of permanen t magnets is revealed. it can be used as reference for optimizing design of perma nent caster

    利用數值模擬對不同磁場條件下的永磁鑄機金屬液流場特徵進行了模擬分析；揭示了金屬液流場與永磁體極數、磁極排布方式、磁場旋轉速率以及永磁體螺旋式排布之間的關系，為永磁鑄機的優化設計提供了參考依據。
  5. This paper studied the dispersion and the field distribution of the wave - guide with helical corrugation operating in 8mm wave band. the main works of this dissertation are listed as following : 1. based on the theory of coupled - wave, using the method of perturbation, the coupled - wave equations are derived and the rule of coupling is gotten. 2

    2 .利用螺旋波紋波導的耦合波方程和模式耦合規則，得到波導色散方程，利用visualfortran平臺編程進行數值模擬，分析相關物理參數對色散特性的影響;對波導的行波幅值耦合方程進行數值模擬，從而簡化了耦合方程，在此基礎上利用visualfortran平臺編程進行數值模擬，分析螺旋波紋波導的場分佈情況。
  6. The main contributions of this work are included as follows : ( 1 ) numerical tests of the outside axial and helical flows were carried out respectively. the velocities and pressure profiles and shear distributions have been obtained and they were compared due to the different flow field. it is concluded that when no particles are deposited, the helical flow would lower the pressure on membrane surface to some little extent but not markedly

    （ 1 ）對外軸向流和外切向流兩種方式下膜器環隙內流場進行變參數數值實驗，作出流場及切應力的分佈規律，分析無顆粒沉積時層流條件下流動結構對過濾通量的影響，認為：採用外旋流的方式將對膜面壓力有削弱作用，但並不明顯。
  7. Perform fluid simulation on the helical intake port - valve - cylinder flow field under the condition of steady flow testing rig. the results under different valve lifts are gained. the research of this paper is practically useful

    對所建立的模型進行了穩流實驗臺條件下氣道-氣門-氣缸內的三維定常流動模擬計算，計算了不同氣門升程下氣道的性能評價參數。
  8. Resistance of the stator is obtained by solving a 1 - d magnetic field diffusion problem. based on the code, curves of fcg ' s inductance, resistance, temperature and its output current, voltage are calculated. secondly, the expanding process for an armature of a helical fcg is studied in depth by a nonlinear, explicit finite - element ( fe ) code

    數值計算電感時考慮了螺旋型fcg的三維效應，以及電樞表面鏡像電流的分佈，並通過求解圓柱型導線的一維磁場擴散問題比較精確地得到了fcg定子的電阻，在此基礎上計算了fcg裝置的電感、電阻、輸出電流、電壓和溫度等隨時間的變化。
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