混合電磁波 的英文怎麼說
中文拼音 [húngědiàncíbō]
混合電磁波
英文
hybrid electromagnetic wave- 混 : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 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...
- 磁 : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
- 電磁波 : electromagnetic wave; ether hertzian wave; hertz wave電磁波測距 electromagnetic distance measurem...
- 電磁 : [電學] [物理學] electromagnetism電磁安(培) abampere (電磁系電流單位); 電磁泵 electromagnetic ...
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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「電源諧波」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電力濾波器優化拓撲結構,並採用了pwm調制技術、中頻注入變壓器和磁勢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。In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical
最後,實際研製了一套以dsp (高速數字信號處理器)和ipm (智能功率模塊)為核心的小功率混合型有源濾波裝置,在交交變頻acem實驗平臺上進行了全面的實驗研究,充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性,從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。The system uses the permanent magnet synchronous machine as the driver motor based on the idea of polygonal flux linkage locus and the permanent magnet brush - less motor is as the momentum balance motor by means of speed and current loop in order to track driver motor precisely and rapidly. the harmonious control of driver motor and balance motor is realized by making full use of the dsp hardware resource and complicated programmable logic device. the software design is composed of c and assembly language to realize motor control arithmetic of polygonal flux linkage locus
衛星天線伺服控制系統以正弦波永磁同步電機作為驅動電機,採用多邊形磁鏈軌跡法(電壓空間矢量法)的控制策略;動量平衡電機採用永磁無刷直流電機,通過電流環、速度環達到快速、精確跟蹤驅動電機的目的,確保了衛星姿態恆定;設計方案中充分利用了dsp硬體資源和復雜邏輯陣列實現了驅動電機和平衡電機的協調控制,並通過c語言和匯編語言的混合編程實現了電機的多邊形磁鏈軌跡控制演算法。The experiments showed us : firstly, mediums with different magnetic and dielectric properties had different influence on the microwave - absorbing properties of spinel ferrite ; secondly, magnetic texture treatment greatly affected the microwave - absorbing properties of the spinel ferrite - based mixed material which contained single - domain particles of hexagonal ferrite, changing the matching thickness, the density of area and the position of absorption peaks and increasing the absorption quantity and the 10db bandwidth ; thirdly, the coupling effect between different layers affected the microwave - absorbing properties of the double - layer spinel ferrite - based mixed material, decreasing its matching thickness and density of area and increasing the position of absorption peaks
實驗發現: ( 1 )不同磁性與電性的介質對尖晶石型鐵氧體吸波特性的影響不同; ( 2 )磁織構化處理對含有六角晶系鐵氧體單疇顆粒的尖晶石型鐵氧體基混合吸波材料的性能影響很大,可以改變匹配厚度、面密度與吸收峰峰位,提高吸收量與10db帶寬; ( 3 )對于雙層材料,層間耦合作用會影響其吸波性能,降低匹配厚度與面密度,提高吸收峰峰位。In this study, we use different particle of carbon powders mixed with epoxy - resin, and coating on polyester woven fabrics for designing the electromagnetic wave absorbing screens, and employ the matching of impedance to designing the transfer of single or plural layers, and observe the influence of the amount of layers and the methods of collocating screens, to attain the method of collocating screen, which achieve best effect of absorbing of electromagnetic wave
摘要本實驗採用碳粉混合環氧樹脂,塗抹在聚酯布上,做為電磁波吸收體之表面護幕和間距護幕,以單層和多層疊合,並利用阻抗匹配的理論,觀察疊層層數和排列試樣的方法,對電磁波吸收效果的影響,藉由此求出具有最佳吸收效果的排列方法。Secondly, we present the set of nonlinear partial differential equations that describes the wave - particle interaction, by analyzing the output power spectrum, the limit cycle and chaotic oscillation of the radiation field in the traveling wave tube ( twt ) amplifier and the magnetically insulated transmission line oscillator ( milo ) are studied numerically, respectively
接著,在論文的第三章和第四章我們從導出了一組用於描述場和電子相互作用的非線性偏微分耦合方程組開始,利用頻譜分析法,以行波管( twt )放大器和磁絕緣傳輸線振蕩器( milo )為例,數值研究了o型器件和m型器件中場的極限環振蕩和混沌行為。Fiber bragg grating ( fbg ) sensor, which uses the property that the bragg wavelength is sensitive to temperature and strain, is a new kind of fiber optic sensor. in addition to having the same functions as the traditional electric sensors, the fbg sensor also has some special characteristics such as distributed sensing, immune to electromagnetic interference, high precision and long - term stability
光纖bragg光柵傳感器是利用bragg波長對溫度、應力的敏感特性而製成的一種新型的光纖傳感器,除具有傳統電類傳感器的功能外,它還具有分佈傳感、抗電磁干擾、精度高、長期穩定性好等優點,在大型復合材料和混凝土的結構監測、智能材料的性能監測、電力工業、醫藥和化工等領域有著廣闊的應用前景。But how to predict its reflected characteristics and equivalent electric and magnetic ( em ) parameters from components of the mixed material containing iron fibers, and how to make sure absorbing material ' s components from the required reflected characteristics, still has n ' t a viable method and calculating program. the purpose of this paper includes three contents. one is to research a method that we can calculate the oriented iron fiber mixture ' s em parameters from it ' s components
但是對于如何從塗料的配方預測其反射特性和等效電磁參數、並根據對反射特性的要求制定鐵纖維吸波塗料配方還沒有一套可行的方法和計算程序,本論文的目的是研究出一套根據塗料的配方求解定向鐵纖維混合物的等效電磁參數的方法,提供實用的計算機程序,並對混合物的等效電磁參數與鐵纖維的形貌、含量的關系進行分析,得出一些規律性的結論。分享友人