電磁勢 的英文怎麼說

中文拼音 [diànshì]
電磁勢 英文
electromagnetic potential
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  • 電磁 : [電學] [物理學] electromagnetism電磁安(培) abampere (電磁系電流單位); 電磁泵 electromagnetic ...
  1. The nanjing day tan oak domestic electric appliances limited company, is engaged in yu youyan machine, the fuel gas stove has, the fuel gaswater heater, the electric boiler, the electricity air bath, disinfects the cabinet, the electromagnetism stove and so on the smallelectrical appliances production and the sale operates privately thelimited liability company, the product proliferates area and so onmainland china and southeast asia has an experience rich technologyabundant outstanding team, has the specialty private enterprisemanagerial talent and control system day ke ren understood sets upthe brand, fully displays the team spirit, my si dingbi the takedivision of labor and cooperation, the superiority supplementary, resources sharing, the reciprocal benefit mutual benefit as aprinciple, provides extremely has the market competition strength bymight and main for the collaborator the product our objective is : development, innovation, prestige, highly effective, enterprising, strives for realism, development, quality

    南京天柯家用器有限公司,從事于油煙機,燃氣灶具,燃氣熱水器,熱水器,氣鍋,消毒櫃,爐等小家生產及銷售的私營有限責任公司,產品遍布中國大陸及東南亞等地區.有著一支經驗豐富技術雄厚的優秀團隊,有專業的私營企業管理人才和管理制度.天柯人懂得樹立品牌,充分發揮團隊精神,我司定必以分工合作、優互補、資源共享、互惠互利為原則,竭力為合作者提供極有市場競爭力的產品.我們的宗旨是:開拓,創新,信譽,高效,進取,求實,發展,質量
  2. Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因,本文對powerformer的參數以及定子繞組諧波進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer抗參數的原理,包括穩態抗、瞬態抗和超瞬態抗,對穩態抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波機運行性能的影響並對定子繞組諧波進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波,看看繞組排列對諧波的影響。
  3. Pentagon report this year on china ' s military forces said baldly that the country was developing tactics to achieve “ electromagnetic dominance ” early in a conflict

    今年五角大樓出具的一份關于中國軍力的報告明確指出:中國正在發展相應策略,以便在斗爭中盡早取得「」 。
  4. A pentagon report this year on china ' s military forces said baldly that the country was developing tactics to achieve “ electromagnetic dominance ” early in a conflict

    今年五角大樓出具的一份關于中國軍力的報告明確指出:中國正在發展相應策略,以便在斗爭中盡早取得「」 。
  5. A ti in an online mind - control forum recommends a web site called “ block emf ” ( as in electromagnetic frequencies ), which advertises a full line of clothing, including aluminum - lined boxer shorts described as a “ sheer, comfortable undergarment you can wear over your regular one to shield yourself from power lines and computer electric fields, and microwave, radar, and tv radiation. ” similarly, a tinfoil hat disguised as a regular baseball cap is “ smart and subtle

    一位受害者在網上的一個大腦控制(精神控制)論壇上推薦了一個網站「阻止」 (波頻率) ,建議一系列的衣服,包括鋁內襯短褲,如此介紹「的確,你可以穿著舒適的內衣,屏蔽普通纜和計算機場、微波、雷達、視輻射」 ,同樣,一個內藏錫帽的普通棒球帽也是「高明的和精巧的」 。
  6. Ti in an online mind - control forum recommends a web site called “ block emf ” ( as in electromagnetic frequencies ), which advertises a full line of clothing, including aluminum - lined boxer shorts described as a “ sheer, comfortable undergarment you can wear over your regular one to shield yourself from power lines and computer electric fields, and microwave, radar, and tv radiation. ” similarly, a tinfoil hat disguised as a regular baseball cap is “ smart and subtle

    一位受害者在網上的一個大腦控制(精神控制)論壇上推薦了一個網站「阻止」 (波頻率) ,建議一系列的衣服,包括鋁內襯短褲,如此介紹「的確,你可以穿著舒適的內衣,屏蔽普通纜和計算機場、微波、雷達、視輻射」 ,同樣,一個內藏錫帽的普通棒球帽也是「高明的和精巧的」 。
  7. On the base of analyzing the development status and trend of the electromagnetic flowmeter technology, this article uses new mcu and ic to design the intelligent electromagnetic flowmeter that has a conversion instrument and a cumulation apparatus

    本文在分析國內外流量計發展現狀和趨基礎上,採用新型微處理器和集成路來開發集轉換器、積算儀於一體的智能流量計。
  8. The common principle is the use of the induction of an electromotive force by the variation of the magnetic flux through a coil.

    一般原理均是使用通過線圈的通量變化感應的
  9. The hardware is composed of digital luminometer, rotate encoder, step motor and data acquisition card, solenoid - operated clutches. the software is developed in visual c + + 6. 0 which is an oop programming environment and has plenty of resource to use. this system can implement high speed, automatic measurement

    課題對測定系統進行了總體設計,硬體部分由數字照度計、旋轉編碼器、步進機、離合器等組成,軟體部分利用acl - 8216數據採集卡,以vc + + 6 . 0作為軟體開發平臺,充分利用vc + + 6 . 0生成友好界面的優和acl - 8216的資源,開發出了測試系統。
  10. This paper theoretically analyses the armature current and magnetomotive force in ac exciter of brushless synchronous machine with rotating rectifier. under the normal or fault conditions of rotating rectifier, the mathematical expressions of the armature current, the m. m. f and induced electromotive force are approached

    本文通過對旋轉整流器在正常與故障狀態下的交流勵流和作了初步的理論分析,推導出旋轉整流器在正常與故障狀態下流、空間諧波合成及其感應的數學表達式。
  11. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次,針對acem系統特有的「源諧波」特性,深入分析了濾波器方案,得到了一種適用於acem系統諧波抑制的串聯混合型有源力濾波器優化拓撲結構,並採用了pwm調制技術、中頻注入變壓器和補償原理有效地解決了串聯apf中低頻諧波功率補償信號傳輸的難題。
  12. Based on the basic relations of mechanics, electrics and magnetics, the governing equations which are expressed in term of displacements of ux, uy and uz, electric potential and magnetic potential are derived for transversely isotropic magnetoelectroelastic medium

    從橫觀各向同性彈性力學運動方程、本構關系、學和學方程出發,導出了用位移u _ x , u _ y , u _ z ,表示的彈性介質的控制方程組。
  13. The applications and developments of the rotor - ambs system in the engineering are showed in recent years. in particularly, we present the results for the studies of nonlinear dynamics in the rotor - ambs system. we also point out the trend of the rotor - ambs system in future and the necessity of the study on the nonlinear dynamics of the rotor - ambs system

    本文的研究內容和所獲得的主要結果有以下幾個方面: ( 1 )綜述了懸浮研究的歷史,介紹了主動式軸承-轉子系統在工程實際中的應用,主動式軸承的研究現狀,總結了近十年來國內外對軸承-轉子系統非線性動力學的研究進展和取得的成果,指出了軸承發展的趨及進行非線性動力學研究的必要性。
  14. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反類似正弦的準正弦波反無刷直流動機,本文提出一種基於六個離散位置信號的自同步svpwm (壓空間矢量法)控制方法,用以削弱轉矩脈動,分析了實現這種方法的主要控制環節,包括起動時壓空間矢量的初始定位,阻抗角與流超前角的合理選擇以及連續轉子位置的估計等。
  15. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反無刷直流動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反的平頂寬度小於107角時,採用自同步svpwm控制方法可以在不損失轉矩流比的基礎上,更有效地抑制轉矩脈動。
  16. For the bldcm which has a general crest width of the back - emf waveform, two kinds of torque ripple conditions when drived by sine - wave current as well as by square - wave current are deduced based on the mathematical models. in addition, a comparison is carried out between these two conditions, which indicates that sinusoidal current driving is more favorable to minimizing the torque ripple when the crest width of the back - emf waveform is less than a certain value

    闡述了抑制齒槽轉矩措施對反波形的影響,利用無刷直流機的數學模型推導並比較了任意平頂寬度梯形波反在正弦波和矩形波兩種流驅動下的轉矩脈動情況,得出在梯形波平頂寬度減小到一定數值后採用正弦流驅動更有利於減小轉矩脈動。
  17. Patent trends around the world show an increase in filings in the electricity and electronics sector

    國際上的專利趨表明,在力和領域發展更快。
  18. We simulate other structures using the commercial software cst microwave studio, we get the tendency of the change, better filtering characteristics and we gain some useful conclusions

    利用模擬軟體cstmicrowavestudio對其他基片集成波導結構進行模擬,得出其特點和變化趨,得到了較好的帶通濾波特性,得出了一些有用的結論。
  19. 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稀土永同步動機內部場的分佈情況,計算出相應的機參數。並在傳統的計算樞反應抗的基礎上提出了一種基於平衡方程式的計算方法,本論文稱之為「法」 。
  20. Topics covered include : electric and magnetic field and potential ; introduction to special relativity ; maxwell ' s equations, in both differential and integral form ; and properties of dielectrics and magnetic materials

    內容包括:場和電磁勢;狹義相對論介紹;麥克斯韋方程組的微分形式和積分形式;介質和性材料的性質。
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