pole of magnet 中文意思是什麼

pole of magnet 解釋
磁鐵極
  • pole : n 1 棒,桿,竿〈通常為十英尺以上圓桿〉。2 旗竿;釣竿;【運】(撐竿跳的)竿;桅桿;電線桿;(車的...
  • of : OF =Old French 古法語。
  • magnet : n. 1. 磁體;磁石;磁鐵。2. 有吸引力的東西[人]。
  1. Effective pole - arc coefficient determination of permanant magnet direct current motor

    永磁直流電機計算極弧系數的確定
  2. The influence of separating magnetic flux method of rotor with u ' s and tangential permanent magnet to the pole - to - pole leakage factor is analyzed by finite element method ( fem ), and given the rule of design

    通過對pmsm進行電磁場求解,分析了u型結構和切向結構轉子磁路結構的隔磁措施對電機極間漏磁系數的影響,提出了設計準則。
  3. Base on certain main magnets of nmr this thesis designs the most excellent structure of the pole shape and obtains a relatively uniform magnetic field in a large imaging volume. the calculating model of pole shape made of pure iron can be simplified with the infinite permeability and calculated with the scalar potential. the rule between pole shape and the homogeneity or the size of uniform region of magnetic field is discovered and factors of influencing the homogeneity of the magnetic field are held so that the main magnet with the optimized size of pole shape can produce a relatively uniform magnetic field in a large imaging volume

    本文針對一類典型結構的主磁體,通過磁場分析與大量的計算,找到了極靴形狀的改變影響樣品區磁場均勻度以及均勻區域范圍的規律,掌握了極靴形狀的變化趨勢及其形狀影響樣品區磁場均勻度的各種因素,進行了極靴的形狀優化設計並編制了相應的計算機軟體,給出了極靴形狀的具體尺寸,使得主磁體能在更大空間內產生相對均勻的磁場。
  4. The juln brand of decelerated permanent - magnet synchronous motor, stepper motor, single phase shade pole motor and mechanical timer enjoy a ready market in all major cities and provinces in the country. presently our company

    現已形成了微型同步電機步進電機單相罩極異步電機機械定時器四大系列規模產品,暢銷國內各省市。
  5. The " juln " brand of decelerated permanent - magnet synchronous motor, stepper motor, single phase shade pole motor and mechanical timer has been well received by major domestic cities, and our products are distributed to u. s, europe, middle east, and southeast asia etc

    現已形成了微型同步電機步進電機單相罩極異步電機機械定時器四大系列規模產品,暢銷國內各省市。公司擁有自營進出口權,產品遠銷美國歐共體中東東南亞等國家和地區。
  6. The determination of the effective pole - arc coefficient for specially - shaped permanent magnet pole

    一種特殊形狀永磁磁極的計算極弧系數確定
  7. The influence on the electromagnetic parameters, by the change of air ply, permanment magnet length and the magnetic pole arc coefficient, are calculated by the ansys software. the optimum parameter of the magnetic pole is obtained by solving the magnetic field

    運用有限元分析軟體ansys分析了通過改變電機極弧系數、磁鋼厚度和氣隙厚度對電機磁場的影響,以電機性能和磁鋼利用率為目標對這些參數進行了優化。
  8. Design of two pole permanent magnet synchronous motor with high efficiency and high pull - in torque

    高效高牽入兩極永磁同步電機的設計
  9. 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。
  10. The hybrid claw - pole alternators have magnetic fields contributed by permanent magnet as well as excitation coil, and the advantages are high efficiency, have good low - speed characteristics, excitation adjustable and high flux densities. for the reason of complex claw - pole construction and 3 - d magnetic field distributions, there is lack of the research on the alternators

    混合勵磁爪極發電機是由永磁體和勵磁線圈共同產生電機磁場的一種發電機,與傳統的爪極發電機相比有高效、低速性能好和集線圈勵磁的電壓調節性能與高磁通密度的優點,具有很好的研究前景和使用價值。
  11. The process of design in this paper is : lto select the stator configuration of pmsm refer to asynchronous motors whose capacity is similar to pmsm ' s. 2. to research the no - load airgap flux distribution, so as to select the rotor configuration, which consists of some important parameters, such as the permanent magnet dimension and pole arc figuration. 3. to calculate the important parameters x ~ and xa

    本文在電機設計過程中採用的步驟是:參考近似功率的異步電動機的定子結構,並做適當修改,以確定永磁同步電動機的定子結構;進行電機空載磁場的研究,確定包括永磁體的尺寸、極靴的與定子內圓相對表面的外形等關鍵參數在內的轉子結構;對于極為重要的電機參數x 。
  12. The effects of gradient coil on pole size of magnet for permanent mri system

    永磁磁共振成像系統中磁體極板尺寸與梯度線圈的關系
  13. It is tested that the most proficiency method is using pulse - controlled magnet core to generate rotating magnetic field, in which the density and frequency of rotating field can be adjusted, the different form of rotating field can be easily achieved, and both magnetic pole and work piece need not rotate during the magnetic abrasive finishing process

    實踐證明,最有效的方法是脈沖控制電磁線圈的方法產生。這種類型旋轉磁場的強度和磁場的旋轉頻率都可以得到調節,磁場的不同旋轉形式也很容易實現,而且在研磨加工過程中工件和磁極都無需旋轉。
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