稀土永磁 的英文怎麼說

中文拼音 [xītǔyǒngcí]
稀土永磁 英文
rare earth permanent magnet
  • 稀 : Ⅰ形容詞1 （事物出現得少） rare; scarce; uncommon 2 （事物之間距離遠; 空隙大） sparse; scattered 3...
  • 永 : Ⅰ副詞（永遠; 久遠） perpetually; forever; always Ⅱ名詞（姓氏） a surname
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  1. The company deals in all sorts of rare earth compounds, individual rare earth oxides and rare earth permenent magnetism materials, etc. in addition, the company supplies all kinds of omniberaing service including technology consultation, technology service and achievement attorn in rare earth research, production and application

    公司還經營各種稀土化合物、單一稀土氧化物和稀土永磁材料等。此外，公司還為稀土企業和其他投資者提供全方位的技術咨詢、技術服務和科研成果轉讓等各種服務，包括稀土科研、生產和應用等各方面。
  2. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  3. Research of rare earth permanent magnet synchronous machines driving pumps

    風機和泵用稀土永磁同步電動機研究
  4. Theory of thulium no - brush dc motor will be research. 2

    了解稀土永磁無刷直流電機的工作原理。
  5. Digital signal processor ( dsp ) combined with repm bldcm, which build up a dc adjustable speed system, achieve to control multiple motor speed, positive and negative rotate, protect and fault exemine by a true single chip. design and present a electromagnetism scheme of repm bldcm used in electromotion chair drive system. select electronical components and chips in the drive board by contrast with variant drive mode. design the drive board principle picture, make a drive board pcb and debug it. design a principle picture with dsp core. workout the motor control code introduced popular programme modle. test the programme reliability and control performance by linking tms320lf2407 evm, pc, drive borad and the bldcm. the bldcm swatch is prepare experiment

    本論文闡述了方波驅動稀土永磁無刷直流電動機的原理及數學模型；設計並給出了一種電動座椅用稀土永磁無刷直流電動機的電磁設計方案；對電機採用何種驅動方式進行了對比分析；對驅動電路進行了元器件選型、原理圖設計、制板及調試；有針對性的闡述了dsp在本系統應用中所涉及到的功能模塊；設計了以dsp為核心的控制電路原理圖；以模塊化的軟體編程思想編制了電機控制軟體；通過tms320lf2407目標板、上位機、驅動板及電機的聯調，證明了系統可行。
  6. Sichuan has completed the industrialization for a series of high - performance new materials and modified materials such as pps, high - end rare earth permanent magnet, lanthanum glass, high purity tellurium, fluoro rubber, organic silicon, high performance processing for general - purpose plastic, nano materials and wisker materials

    已完成聚苯硫醚、高檔稀土永磁材料、稀土鑭系玻璃、高純碲、氟橡膠、有機硅、通用型塑料高性能化、納米材料、晶須材料等一批高性能新材料和改性材料的產業化。
  7. In this paper, we at fist analyse the distribution of magnetic field in the permanent magnet synchronous motor which rate power is 800w and calculate parameters of this motor on the basis of the traditional approach to ca1culating armature reactance, we put forward a new method which is based on the iteration of the electromotive force equation, and name it after " electromotive oprce method "

    本論文運用有限元方法分析一臺800w稀土永磁同步電動機內部電磁場的分佈情況，計算出相應的電機參數。並在傳統的計算電樞反應電抗的基礎上提出了一種基於電勢平衡方程式的計算方法，本論文稱之為「電勢法」 。
  8. Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks, brush - loss, radio - frequency interference, etc. 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor, shortening the acceleration and deceleration time. 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size. 4 ) because of the absence of commutation segments, the stator construction is simple

    現在的工程師們更為青睞永磁無刷直流電動機是因為以下幾點原因： （ 1 ）去除了電刷的永磁無刷直流電動機徹底地免除了維護而且消除了我們不希望的由於換向帶來的火花、電刷損耗以及無線電干擾等等； （ 2 ）低轉動慣量的轉子提高了電機機械響應的質量，從而縮短了電機加速和減速的時間； （ 3 ）高矯頑力稀土永磁材料的使用使得同樣尺寸的永磁無刷直流電動機比傳統的直流電動機效率高； （ 4 ）由於沒有機械換向部分定子的結構簡單了。
  9. As the main products series of non - leak pumps, the market of magnetic force pump is very large, centuries - old history of magnet utilizing and abundant thulium contain establish stable bases of thulium magnet couplings " exploitation and applying of magnetic force pump driving technology

    磁力泵作為無泄漏泵的主要產品系列，市場前景非常廣闊，我國具有悠久的永磁利用歷史和巨大的稀土儲藏量，為稀土永磁聯軸器的開發和在磁力泵傳動技術中的應用奠定了堅實的基礎。
  10. Character of electromagnetic torque is analyzed subsequently. the dissertation provides a practical method of calculating torque in the process of starting

    論文對于稀土永磁同步電動機電磁設計進行深入細致的分析，得出了該類電機設計的基本準則。
  11. Uses : raw materials for producing yellow pigment in ceramics and re permanent magnets alloys

    用途：用作陶瓷釉，鐠黃顏料和稀土永磁合金的原料。
  12. Uses : as raw material in producing pr6o11, used as additives for preparing ceramic yellow glass or raw materials for making re permanents alloy

    用途：用作制備氧化鐠的原料，也可作陶瓷釉，鐠黃顏料和稀土永磁合金的原料。
  13. With the use of rare - earth magnet and the application of finite element method ( fem ) in the magnetic field analyse, the tradition design method of electric motor should be modification. a new design and optimization method was generated

    本文通過對傳統永磁直流電機設計方法的研究，結合新型稀土永磁材料的應用以及有限元理論在磁場分析方面的發展，提出了一套全新的空心杯永磁直流伺服電機設計及優化方法。
  14. The two key parameters, back electromotive force ( emf ) and reactance of d q axial armature reaction are investigated, too. in the process of asynchronous starting, mathematics model of repmsm is established with 1, 2, 0 complex number coordinate system. combined with the model, electromagnetic torque is studied

    論文還研究稀土永磁同步電動機的異步起動過程，建立了稀土永磁同步電動機起動時的數學模型，並對電磁轉矩的性質進行了研究，論文還提出了起動時電磁轉矩的計算方法，論文對稀土永磁同步電動機的牽入同步過程進行了原理性分析，論文也對電機參數對于電機起動性能影響進行了研究。
  15. In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made

    論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究，針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處，採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機，綜合了永磁發電機和電勵磁發電機的優點，提出一種磁路分開的結構進行電機本體的設計，並選用單片機80c31作為電壓調節器的控制核心，比例?積分?微分控制（ pid ）作為其控制演算法，從原理上較好地解決了其電壓的自動數字調節，並試制了一臺樣機。
  16. Zhejiang tiannv group r. e

    浙江天女集團稀土永磁有限公司
  17. Technical requirements for rare - earth permanent magnetism synchronous generator

    稀土永磁同步發電機.技術條件
  18. Study of optimal control method of repmsm ' s vvvf speed system

    稀土永磁同步電動機變頻調速系統最佳控制方案的探討
  19. Analysis of armature current for rare earth permanent magnet synchronous machine

    稀土永磁同步電機的電樞電流分析
  20. Manufacture technology of rare earth permanent magnet low speed synchronous motor

    稀土永磁低速同步電動機製造技術
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