永磁場 的英文怎麼說

中文拼音 [yǒngchǎng]
永磁場 英文
permanent magnetic field
  • : Ⅰ副詞(永遠; 久遠) perpetually; forever; always Ⅱ名詞(姓氏) a surname
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • 磁場 : [物理學] (傳遞運動電荷或電流之間相互作用的物理場) magnetic field
  1. In contrast to traditional synchronous motor of electrical excitation, permanent - magnet synchronous motor ( pmsm ) has more advantages, especially the occasion that requires high precision of control and high reliability, such as avigation, numerical control machine tool, processing center, robot and so on. in addition, it plays an important part in ac motor in modem times

    與傳統的電勵同步電機相比,同步電機具有許多優良的特性,尤其是在要求高控制精度和高可靠性的合,如航空、數控機床、加工中心、機器人等方面獲得了廣泛的應用,在現代交流電機中也佔有舉足輕重的地位。
  2. Hoisting technology by using permanent magnetism pad is one of the new applying fields. by far, although its application degree is far from popularization, it has a wide market outlook. aiming at the material ' s selecting problem and the disburdening problem, the article has done detailed depiction

    起重技術,是材料應用的新領域之一,在目前,還遠遠沒有達到廣泛使用的程度,但是具有十分廣闊的市前景,本文針對起重技術中的材料選用問題及卸重問題進行了詳細的論述。
  3. Ruichi " brandmagnetic pump is mainly made up of pumpbody, gears, magnetic combined bearing equiptment isolation cover, motor and so on. gear wheels joined with the inner magnetic steel are fixed in a hermetically sealed chamber which is made up of pumpbody and isolation cover. the motor powers the outer magnetic steel, the outer magnetic steel power the inner steel. gear sheels are made to try turn. thus dynamic hermetis seal is replaced by a static hermetic seal to get the result of importing medium wihtout leakages

    「瑞馳牌」力泵泵體主件是由驅動和從動永磁場鋼杯組成性聯軸節外鋼和電動機相聯為主動件內鋼和葉輪相聯為被動件當電機啟動后通過力藕合驅動葉輪同步工作泵的結構要點以靜密封取代動密封使泵的過流部件完全處於密封狀態從而保證了介質和外界隔絕徹底解決了離心泵機械密封一直解決不了的跑、冒、滴、漏之弊病。
  4. Permanent magnet bearings is one kind of magnetic bearings by using permanent magnet to levitate rotor

    軸承是利用材料產生的力將轉軸懸浮起來工作的一類力軸承。
  5. Torque analysis of planar permanent magnet micromotor based on magnetic field

    基於觀點的平面微電機轉矩分析
  6. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法,並著重研究直接利用外力驅動微機器人:在微機器人內部嵌入性體,利用體外的組合電線圈產生加載電流控制的驅動,其中外部的電線圈由多組梯度線圈和勻線圈組合構成,通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的強度及梯度,作用於微機器人內嵌體以獲得空間意義上的必要驅動力和調整轉矩,從而有效地完成驅動動作要求。
  7. In order to improve the efficiency of the permanent canned - motor pump, and decrease electromagnetics effect of the liners in designing the permanent magnet canned - motor pump. the main parameters of the permanent canned motor pump have been calculated with the finited element method, the eddy - current of the liners also have been studied deep and systematically in this dissertation

    為提高屏蔽電泵的效率,減少屏蔽電泵設計中屏蔽套電影響問題,本文對電泵電進行了有限元分析,計算了主要參數,對屏蔽套的渦流問題進行了分析研究。
  8. 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稀土同步電動機內部電的分佈情況,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」 。
  9. The air - gap harmonic magnetic field and its effect on the iron losses are analyzed ; then the design rules to reduce the harmonics and the iron losses are presented ; at last, the sine or approximate sine air - gap magnetic field is constructed with non - homogenous air - gap, and the non - homogeneous air - gap function is presented

    第三部分對同步電動機的氣隙進行了理論分析和電數值計算,分析了同步電動機氣隙諧波的特點和不同轉子結構尺寸對氣隙諧波的影響,提出了削弱氣隙諧波減小損耗的措施。
  10. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算極二維氣隙的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種電機氣隙計算方法(荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電力、速度、位移的變化情況。
  11. The detail study on the interaction between the electron beam and standing wave of complex cavity gyrotron with gradual transition and gyroklystron has been done in this dissertation, supported by the pre - study important items " the study on 8mm third harmonic gyrotron with a permanent magnet system " and " the study on 8mm high power gyroklystron ". the main works of this dissertation are listed as following : 1. the study on the rf distribution of the complex cavity with gradual transition is presented, in which the multi - modes coupling are taken into account

    本論文就是結合該課題組的「九?五」重點項目「 8mm三次諧波包裝迴旋管技術的研究」及「十?五」重點項目「 8mm高功率迴旋速調管技術的研究」 ,對以諧振腔為互作用高頻系統的迴旋脈塞器件中兩種典型的器件? ?迴旋振蕩管及迴旋速調管中電子注與駐波的互作用進行了深入細致的探討和研究,其中迴旋振蕩管採用的是漸變復合腔。
  12. Based on the finite element model, simulated results on the flux distributions under different excitation a ampere - turns and positions were obtained, discussion on the cause and characteristics of its stroke versus displacement were also given

    採用鐵產生的極化與線圈產生的控制形成差動路作用於銜鐵,使之實現雙向驅動。
  13. Stepping drive of synchronous motors, upgrading the design idea of stepping motors from combined electromagnet theory to rotary magnetic field theory, will make the capability and efficiency of the increment control system improved to a new level, which is the research purpose of ac step motion drive this paper begins with the direct torque control method for pmsm to expatiate ac step motion control theory distinctly

    用同步電動機實現步進傳動;將步進電動機的設計思想從組合電鐵理論提高為旋轉,使增量運動系統的容量和效率發展到一個新的水平,這就是交流步進傳動的研究目的。為了比較清楚地闡述交流步進理論,本文首先從同步電動機的直接轉矩控制演算法入手來分析。
  14. We also analyzed the interaction among the distribution of the magnetic field around the magnet, the induced electromotive force in the coil and the vibration of the magnet

    鐵在空間產生的分佈、感應線圈中的感應電動勢與鐵相應振動等因素的相互關系進行了計算分析。
  15. To improve round shoes can yu xing, developed with the independent permanent magnetism generators and lighting equipment glide wheel, one can be illuminated by rolling if there will be more people taking full market globe as tall slide

    為提高輪鞋的可娛性,開發了裝有獨立發電機與燈光設備的滑輪,一經滾動即可發亮,若內有多人同時滑行必將滿生輝。
  16. 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

    力泵作為無泄漏泵的主要產品系列,市前景非常廣闊,我國具有悠久的利用歷史和巨大的稀土儲藏量,為稀土聯軸器的開發和在力泵傳動技術中的應用奠定了堅實的基礎。
  17. A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g

    加速度計的解析度、靈敏度閾值和高的熱穩定性是設計時主要考慮的參數。本論文中使用推?挽式長撓性結構來保證低靈敏度閾值,同時保證抗振魯棒性。為了提高熱穩定性,本文中討論了利用鐵作為源;微加工技術被引入擺組件的結構設計和利用力矩線圈作為激勵線圈來簡化電感式的檢測裝置。
  18. The magnetic mechanical engineering technology is to use the new permanent magnetism materials to get the strong permanent magnetic field force

    機械工程技術它是利用新型材料,獲得強大的永磁場力。
  19. Under the function of the permanent magnetic field force, skillfully superpose and combine all sorts of machinery motion modes and make them get and reflect the mechanism originality of the unprecedented multidimensional space motion

    永磁場力的作用下,巧妙地迭加、組合、各種類型的機械運動形式,使之獲得並體現前所未有的多維空間運動機構創意。
  20. It is found from the experiment that under the conditions of peak magnetic field of 0. 57t, beam pulse fwhm ( full width of half maximum ) of 44ns, a microwave radiation pulse with fwhm 25ns and whole width of 35ns is produced, when the intensity of the guiding magnetic field rises, the peak microwave power changes little but the width of the pulse reduces. the a - k gap also has obvious influence on the microwave radiation, the stable and higher microwave output is obtained under suitable gap

    實驗中還發現,在峰值0 . 57t和束流半高寬44ns情況下,得到了25ns半高寬和35ns底寬的微波脈沖信號,隨著導引增加,微波信號幅值基本不變,但國防科學技術大學研究生院學位論文是微波脈沖寬度會逐步減少;實驗中還發現線圈位置有一定的軸向調節范圍,說明在軸向分佈的一定變化范圍內,器件都可以正常工作,這對以後的永磁場系統導引的微波實驗有利。
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