等磁的 的英文怎麼說
中文拼音 [děngcíde]
等磁的
英文
equi magnetic-
In the second chapter, we explain the basic knowledge on magneto - optic effect and the progress of the magneto - optic materials in detail. first, the theory of faraday effect, magnetic circular dichroism, magnetic linear birefringence and kerr effect are argued. then the kinds of the magnetic materials and the magneto - optical devices are discussed
在磁光理論部分,分別對faraday效應與磁致圓二向色性、磁致線雙折射與線二向色性、磁致克爾效應等磁光效應進行了理論推導與分析;在磁光晶體部分,對磁性材料的分類及部分重要的磁光器件進行了介紹。Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次,為全面了解這種新型電磁電機的電磁特性和動力特性,本文從電機磁場的基本方程及其邊界條件出發,應用無旋磁場的標量磁位概念,建立了端面搖擺式電磁微電機內部磁場的數學模型,並以此為基礎,詳細分析了電機氣隙磁場的各方面性質,對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。The dissipative attenuation mechanism of the mn - zn ferrite that involved the natural resonance, the piezoelectric resonance and the magnetic hysteresis loss are also studied
本文還分析了錳鋅鐵氧體自然共振、磁滯損耗和疇壁共振等磁極化機制衰減吸收電磁波的各種機理。Company was set up in 1997, as a high - tech enterprise with ability of reserch, development and manufacture, it was set up for limited company in 2006, and has passed iso9001 : 2000 quality adminis - tration system certification. company have professional works, excellent process equipments, perfect checkout apparatus, and produces all sorts of premanent magnetic chuch, electro magnetic chuch, rectiffication ` s manipulator and magnetic removal with adwantages of advanced designment, long longevity, big suction and small remanence. the quality has passed the certification of china quality test association and china quality indemnify center
公司成立於1997年,是一家集科研開發生產為一體的高科企業, 2006年組建為有限公司,並通過iso9001 : 2000質量體系認證,公司擁有專業的技術人員,精良的加工設備,完善的檢測儀器,所生產的各種永磁吸盤、電磁吸盤、整流控制器、退磁器等磁性工具,具有設計先進、壽命長、吸力大、剩磁小等特點,質量通過中國質量檢驗協會,中國質量保障中心認證。You will know if you try to meditate or do the breathing method right after you have eaten a lot of beef or pork. you will not be able to breathe well because of the low vibrations and the impure energy given off by animal s meat. in addition, a sensitive practitioner can feel that he is possessed by its spirit
因為被殺的動物的怨靈不會饒你,實際上修行人是不會直接殺動物,可是吃肉的人是不少,飽食豬牛肉之後打坐或是練習呼吸的話馬上會有感覺,動物肉上放出來的低等磁場和濁氣,會讓你呼吸不順暢。We present a calculation program in this paper, based on the physical optical theory ( po ) theary to predict bse and bses for a conical type of radome. the po theory is used to determine the ficticius currents electrical and magnetic on the inner face of the radome, which is illuminated directly by the radar antenna, and then use the transmission matrix mothod to determine the outer surface ficticion currents, the radiated from the antenna through radome is considered as the radiation field of these ficticion current
本文提出了一種基於物理光學理論預測正圓錐天線罩瞄準誤差及瞄準誤差斜率的計算程序。首先,雷達天線照射到天線罩內壁,應用物理光學法求出內壁等效的電流和磁流,其次,根據傳輸矩陣理論求出外壁等效電流和磁流,天線通過天線罩的遠區場即可認為是外壁等效電、磁流產生的場。A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )
設計了一種基底鉆周期圓孔結構的電磁(光子)晶體貼片天線,用fdtd方法並結合pml吸收邊界條件對該天線進行了研究,結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能改善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,向前輻射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究結果提高了4db 。The research history of fullerene and cnts was short, but their characteristics have great value in practical application. metallic nano - particles have different crystal orientation with different synthetical techniques. their special mechanical, optical and electrical properties will drive the development of magnetic materials, electronic materials and optical materials et. al
納米金屬粒子在不同的制備工藝下具有不同的結晶形態,而且其具有的特殊的力、熱、光、電、磁的性質,引起了在磁性材料、電子材料、光學材料、高緻密度材料等方面的應用。Based on the dynamic analysis of the three - dimensions finite element model of three - gorges ship lift structure, the equivalent reduced mechanical model is established. the comparisons beween the dynamic characteristics and seismic response of these two models demonstrate that the reduced mechanical model can be used in the research on the seismic whipping effect control in the top machinery building of the ship lift structure
本文基於三維有限元模型的動力分析建立了等效的簡化力學模型。兩種模型的動力特性和地震反應表明,升船機頂部廠房地震鞭梢效應的磁流變智能自適應減震控制可以採用本文建立的簡化力學模型模型。It plays a very important role in many application, according to the point of mathematics point, its mostly application originate from equations of mathematical physics, difference equations, markov process, and so on, its purpose is to solve the problems of solid, fluid, electromagnetic, microscopic particles, system control, and etc. in practical science research and engineer applications, such as, architecture project, research of aeronautics and astronautics, bioscience, computing physics and oil reconnoiter, many large scale generalized eigenvalue problems need to be solved
它在很多應用中扮演非常重要的角色,從數學角度來看,矩陣特徵值問題的應用大多來自數學物理方程、差分方程、 markov過程等。目的是為了計算固體、流體、電磁、微觀粒子、系統控制等重大問題。在實際的科學研究與工程應用中,比如在建築工程、航空航天研究、生物科學、計算物理以及石油勘探中,都要涉及到大規模矩陣廣義特徵值問題的計算。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。As a kind of functional film, magnetic polymer film can be used in the military and domestic areas. at present, traditional magnetic composite films could n ' t have higher quality
磁性聚合物膜既具有磁記錄、磁分離、吸波、縮波等磁特性,又具備質輕柔韌、易加工的高分子特性,從而可以在功能性記憶材料、膜分離材料、隱身材料、微波通訊材料等多種軍用、民用領域獲得應用。Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed
論文首先分析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確性、可行性。Compared with traditional electromagnet, this device has many merits. the article discusses methods of magnetization and demagnetization by the pulse of strong current. then the problems about whirlpool and material ' s selecting are discussed
介紹了永磁起重吸盤的工作原理及相對于傳統電磁鐵的節能、省材、廉價、安全等特點,討論了應用電容儲能經rlc串聯二階電路放電產生的強電流脈沖對永磁體進行充、退磁的方法及渦流問題。Based on the review of the factors of affecting the distribution of mfl on the ferromagnetic material, this dissertation described the wire rope defects characters from mfl signal and put emphasis on the analysis of the mfl character of mass broken wires in a strand. this dissertation indicated the peak value and width and sharpness of the mfl signal, which together provided information about mass broken wires
在總結了鐵磁材料漏磁影響因素的基礎之上,分析了鋼絲繩各種缺陷漏磁的特徵,重點研究了鋼絲繩一股中集中斷絲的漏磁特徵,指出漏磁波峰的峰值、寬度、峰尖銳度等共同反映集中斷絲的信息。The magnetizer we made can be used for different magnetic material to be magnetized. the 4 - 8 magnetic pole can be magnetized at same time using various design of magnetizer head, and the parameters of br, hc and bh can reach the ideal value. copyright2004 all rights reserved
本公司製造的充磁機,可用於各種不同磁性材料原形磁體的充磁,採用不同設計的充磁頭可實現4 - 8個磁極的充磁,使充磁體的剩磁矯頑力磁能積等磁性參數達到理想狀態。Experimental results revealed that the carrier mobility increased with increasing of the annealing temperature, in the range of the annealing temperature from 650 ? to 850 ?, which implied that the crystal lattice structure was damaged by ion implantation and restored after annealing. furthermore, the square carrier concentration decreased, and the square resistance of the samples implanted by mn + and c increased with the raising of annealing temperature. these results indicated that the second phase such as mnga, mnas ferromagnets was formed by more mn + ions with increasing of the ( gaas ) annealing temperature, so the mn + ions which can provide carriers decreased
由實驗結果可以知道在退火溫度為650 850范圍內,樣品的載流子遷移率隨著退火溫度的提高呈上升趨勢,說明雜質元素的注入對樣品造成晶格損傷,但退火對這些損傷具有修復作用;此外,隨著退火溫度的上升,樣品的方塊載流子濃度不斷下降,加c樣品的方塊電阻不斷上升,這都是因為隨著退火溫度的提高,摻入的mn ~ +離子不再提供載流子,而是形成了mnga 、 mnas等磁性第二相。For the first time, the solenoid collecting magnetic field optical transducing principle is presented in this paper, and it is proved that the way to measure current by polarized light encircling conductor and that by polarized light threading solenoid axes are equivalent
為了解決aoct的長期運行穩定性問題,首次提出了「螺線管聚磁光學傳感原理」 ,證明了偏振光圍繞著無限長通電導體測量電流與偏振光通過通電螺線管的軸向方向測量電流,在光學傳感測量電流的意義上是等價的。The log waiting on the mirror s disk is known as the redo queue
在磁盤上等待的日誌稱為「重做隊列The influence of frequency, voltage, waveform of the excitation source and other factors in the new exciting scheme are discussed, based on which an optimum excitation scheme is presented to maximum the torque output of the machine in the low speed range
在此基礎上,系統地分析了在單相勵磁條件下的勵磁頻率、電壓、波形等因素對電機特性的影響,並提出了最佳勵磁的方案。分享友人