磁化電感 的英文怎麼說

中文拼音 [cíhuàdiàngǎn]
磁化電感 英文
magnetizing inductance
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 電 : 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...
  • 感 : Ⅰ動詞1 （覺得） feel; sense 2 （懷有謝意） be grateful; be obliged; appreciate 3 （感動） move; t...
  1. The wave of magnetic induction density will bring distortion with the raising of excitating voltage while measuring the magnetization characteristic

    在進行磁化特性測量時，隨著激磁電壓的升高，磁感應強度波形將產生畸變。
  2. On the other hand, the harmonic and surge current in capacitor banks is restrained so that the capaci - tor is protected by reactor. since this type of reactor has a dry - type air - cored structure, no - core structure without ferromagnetic induc - tion effect, it is provided with the feature of good linearity and low noise, so that the product is convenient for maintenance and ope - ration in all weather

    該型電抗器採用乾式空心結構，維護簡單，運行安全，無鐵心，不存在鐵磁飽和，電感值不會隨電流變化而變化，線性度好，噪聲低，適合全天候條件下運行。
  3. Since iron hearts of a very similar role to iron core magnetic - fluid changes will enable the inductance with the electrical frequency change, and therefore affect the dynamics of the electrical performance

    5 .由於爪極鐵心中的渦流作用引起鐵心磁導的變化，也就使電機的電感隨頻率而變化，因此影響電機的動態性能。
  4. 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，本文中討論了利用永久磁鐵作為磁場源；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。
  5. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析，提出了給定參考矢量所在區間判斷的簡化方法，以及電壓矢量作用時間的求取方法；分析了電流滯環控制策略，推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系；應用瞬時功率理論分析pwm整流器功率控制原理，通過虛擬磁鏈估計有功功率和無功功率，用matlab實現了直接功率控制，並驗證了該控制方法的正確性。
  6. Three parts are included as follows : first of all, the basic circuit equation of radial pm generator for autos is given. the effect of reciprocity of pm and winding ' s magnetic force upon winding ' s inductance and current upon magnetic circuit saturation are analysed. according to these, we can obtain optimized design

    首先，從本課題採用的徑向式結構的三相永磁同步發電機的物理模型出發，得出其基本電路方程式，並分析了永磁磁動勢與繞組磁動勢間相對位置的不同而對繞組電感不同的影響，相電流對磁路飽和效應的影響，為車用永磁發電機的優化設計提供了理論依據。
  7. 1. since this type of reactor has a dry - type air - cored structure, which will prevent leakage and burning so as to maintenance easily and operate reliably. no - core structure without ferromagnetic induction effect so that it is provided with the feature of good linearity and low noise

    1 .電抗器採用乾式空心結構，避免油浸式電抗器發生漏油易燃等缺點，維護簡單，運行安全，無鐵心，不存在鐵磁飽和，電感值不會隨電流變化而變化，線性度好，噪音低。
  8. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論，在非線性磁場計算中：採用迭代法的情況下，在各迭代循環之間進行磁導率修正時，一個欠鬆弛迭代過程是必需的；對永磁體中的等效電流修正時可以不作欠鬆弛迭代；在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值，會使得插值求出的磁導率在該磁飽和值附近有一突變，這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中，由於微波管磁路比較復雜，作者認為磁體的工作點並不能很好地反映磁體的工作狀態，而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況；要表示磁系統設計好壞的程度，則用磁能利用的效率為標準更好。
  9. From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical

    實驗證明，採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單，比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求，動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器，已經進入實用化階段。
  10. Then a thorough analysis to the bias - magnetic of ppfc is made. the retraining effects of the main parameters ( include clamping capacitance c, output filter inductor lf, load r, the leakage inductor ls and source winding resistance r ) are studied under the conditions of different von, different ton and different winding parameters. then a conclusion can be drew, that the smaller lf and the bigger r are, the better the bias - magnetic is restrained and c has a best value to retrain the bias - magnetic

    分別對管壓降不同，導通時間不同以及兩原邊繞組參數不一致（包括漏感、電阻、激磁電感三種情況）的情況下，主要參數（包括箝位電容c 、輸出濾波電感lf 、負載r 、原邊繞組漏感ls 、原邊繞組電阻r ）對偏磁的抑制作用進行了模擬分析研究，得出lf越小， r越大時激磁磁勢偏移量ni越小， c在其他參數確定時對抑制偏磁有最優值等結論，為參數的優化設計提供了依據。
  11. The basic working principles and characteristics of srm will be described firstly in this paper, as well as its developing survey and researching directions. and then the srd system will be separated into several function parts to be introduced respectively in details : ( 1 ) to analyze the basic characteristics of the srm including electromagnetism, current and torque of every angle field of the rotor based on the subsection - linearized inductance characteristics of stator windings and several idealized supposes. ( 2 ) how to design and realize the h - bridge converter, and the method to use it ; ( 3 ) how to design and realize the controller based on dsp ( tms320f240 ) and the control strategies, as well as the program ; ( 4 ) to introduce the monitor program running in a pc, which is programmed by delphi

    本文首先介紹了srm的基本工作原理和特點以及srd系統發展概況和研究方向，然後以srd的功能構成為線索分部分進行介紹： （ 1 ） srm的特性及控制策略分析，在電感分段線性化等簡化條件下分析得出了各個轉子位置角度區間的電磁、電流和轉矩特性並分析了控制策略； （ 2 ）分析設計了h橋式功率變換器的設計和工程實現的方法，並設計了基於這種功率變換器的換相邏輯； （ 3 ）分析設計了以dsp為核心的控制器以及控制方法，並介紹了該控制器的軟硬體實現； （ 4 ）介紹了如何用delphi編制實現上位機監控程序。
  12. The observer makes use of motor parameters to estimate speed, but these parameters ( stator and rotor resistance, magnetizing inductance ) will vary because of the change of environmental temperature, iron loss and main flux saturation. so parameter variation will lead to the error of estimation, the purpose of this paper is to study the influence and the compensation of parameter variation

    因為觀測器在估計轉速時利用的是電機的額定參數，而電機的參數（定子電阻、轉子電阻、勵磁電感）由於環境溫度的變化、鐵心損耗和主磁飽和的影響將發生變化，所以必然有估計誤差產生。
  13. 2 ) the inductance transducer used to identify large wear particle is developed. the analytical theory of wear particle and detection windings are expatiated and inner magnetic distribution of inductance transducer is discussed, the geometry parameters are optimized by using genetic algorithm, and the finite element analysis method is used in the designing

    2 ）研製了識別大磨損顆粒的材質和測定其粒度的電感傳感器，闡述了磨損顆粒與檢測線圈的解析關系，探討了傳感器的理論基礎，分析了電感式檢測傳感器內部的磁場分佈，並應用遺傳演算法優化了傳感器幾何參數，最後進行了有限元模擬分析。
  14. Sb2011 precise decade inductance box adopts loop inductance coil, emc screen, special temperature compensation structure, aging technology, and whole - seal moistureproof measure therefore, it possesses many special characteristics, such as strong anti electromagnetic capability, little effect by humidity and temperature, perfect stability, reliable performance, strong adaptability, novel structure, and easy to operate

    Sb2011型精密十進位電感箱採用鐲環形電感線圈及電磁屏蔽，獨特的溫度補償結構與老化處理工藝並採取全封閉式的防潮措施，具有抗電磁干擾能力強、受濕度與溫度影響極小、穩定性好、性能可靠、適應性強、結構新穎、操作方便等獨特優點。
  15. Meanwhile the method of calculating the maximum and minimum inductance is programmed in visual c + + 6. 0 language. and an software which can check the characteristics of model srm only by the structure and magnetic field results is provided. the software has an interactive face that make the calculation direct

    採用visualc + + 6 . 0語言編制了計算最大和最小電感的磁化曲線的計算程序，並開發了一個利用srm幾何尺寸和磁場計算結果核算電機性能參數的軟體，軟體採用互動式用戶界面，使計算直觀化。
  16. We took the high frequency flyback converter design as an example and made a calculation model of the total loss of the high frequency flyback transformer. on basis of the caculation model combined with the systemic method of designing dc - dc converter, and the method which is base on the current shape, is presented to achieve the appropriate parameters of the flyback transformer, an optimized approach to design high frequency dc - dc converter is given in this paper. the appropriate parameters were achieved by genetic algorithm. through this method, a practical high frequency flyback

    2 .在理論分析的基礎上，以優化高頻變壓器的磁芯損耗和繞組損耗為目標，以單端反激式變壓器為例建立了高頻變壓器的總損耗計算模型，在該損耗計算模型的基礎上結合從系統角度設計dc - dc變換器的方法和考慮電感電流波形對變換器設計的影響，採用一種基於遺傳演算法的高頻dc - dc變換器的優化設計方法，該優化方法實現是通過遺傳演算法計算得到設計參數的最優取值。
  17. According to faraday law on electromagnetic induction and the difference of the magnetic energy of ferromagnetic materials in their magnetization and demagnetization, it is clarified that the swing, vibration and periodic translational reciprocation of any object made of ferromagnetic material in geomagnetic field must cause spontaneous magnetization of the object itself

    摘要依據法拉第電磁感應定律和鐵磁性物質在磁化一退磁過程中的能量差異，闡明了鐵磁性物體在地磁場中的擺動、振動和周期性往復平動都會引起該物體的自發磁化。
  18. Because the excitating voltage ' s frequency is 0. 5hz, the signal of induced voltage is very small, even though smaller than noise. so how to accurate pick the weak signal is the key of measuring dc magnetization characteristic

    由於激磁電壓為0 . 5hz ，因此其感應電壓非常小，甚至小於干擾信號，如何準確的採集到該弱信號是進行直流磁化特性測量的關鍵。
  19. In order to measure magnetization characteristic with high accuracy we must keep the wave of magnetic induction is sine, so we must control the excitating voltage

    為了能夠精確的測量磁化特性必須保證磁感應強度波形為正弦，因此必須對激磁電壓波形進行控制。
  20. Two multi - objective optimal problems are solved by using the proposed algorithm. the numerical results demonstrated that the proposed algorithm is a robust vector optimizer for engineering multi - objective design problems

    最後將該演算法運用於一個變頻調速系統中輸入濾波器的電感線圈尺寸優化，證明該方法可以有效地運用於變頻調速系統的電磁兼容設計。
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