電磁適合性 的英文怎麼說
中文拼音 [diàncíshìgěxìng]
電磁適合性
英文
electromagnetic compatibility- 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
- 適 : 形容詞1 (適合) fit; suitable; proper 2 (恰好) right; opportune 3 (舒服) comfortable; well Ⅱ...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 電磁 : [電學] [物理學] electromagnetism電磁安(培) abampere (電磁系電流單位); 電磁泵 electromagnetic ...
- 適合 : rightness; trim; appositeness; suit; fit; be appropriate for; become; be good for; be suitable; b...
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Through cell ammeter and armature magnetomotive force, we qualitativly analyze that harmonic magnetiv field has influence on motor operating performance, it can ensure whether slot coordination suits well or not
通過槽電流表和槽磁動勢圖定性地分析電機的諧波磁場對電機運行性能的影響,由此確定電機所選槽配合是否合適。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。Fiber reinforced plastic rebar ( frp ) is a new composite, which is composed of fiber acting as reinforced material, synthetic resin acting as matrix, and some adequate auxiliaries, and is formed through a pultrusion process and necessary surface process. it has a high strength to weight ratio, excellent non - corrosive characteristic, fatigue - resistant characteristic, strong designability and magnetic neutrality, so it can be used in the applications with special performance requirements or where reinforcing bars are subjected to severe chemical attack
纖維增強塑料筋是以纖維為增強材料,以合成樹脂為基體材料,並摻入適量輔助劑,經拉擠成型技術和必要的表面處理所形成的一種新型復合材料,具有比強度高、耐腐蝕性能好、可設計性強、抗疲勞性能好、耐電磁等獨特優點。In this paper, the authors used such geophysical exploration methods as the high - precision geomagnetic method, the resistivity profiling method and the induced polarization method to synthetically study the exhausted areas of the archean sedimentary metamorphic iron mines in eastern hebei, built an effective geophysical exploration combination model for the exhausted areas, and summarized the serviceability and validity of various geophysical exploration methods in the exploration of exhausted areas under different geological settings
摘要應用高精度磁法、電阻率剖面法、激發化法等常規地球物理勘查方法對冀東地區太古宙沉積變質鐵礦采空區進行綜合研究,建立冀東鐵礦采空區有效的地球物理勘查組合模型,總結不同地質環境條件下各種地球物理勘查方法在冀東鐵礦采空區勘探中的適用性和有效性。The advantages of simple structure, good linearity, no magnetic saturation, widely measure band make it fit sample in optical - electric current transformer nicely. while, there also have many new problems in applying rogowski coils
Rogowski線圈不僅具有結構簡單、線性度良好、無磁飽和、測量頻帶寬、動態范圍大等優點,而且體積小、重量輕,非常適合混合式光電電流互感器的取信號采樣繞組用。Coupled - mode theory ( cmt ) has been developed from the orthogonal cmt to the nonorthogonal one as well as from the scalar cmt to the vector one during these scores of years. it was applied extensively in guided - wave optics as an effective mathematical tool for the analysis of the coupling between the modes. however, as far as we know, there has not been any report of the rigorous vectorial cmt in the relative publication at home and abroad
耦合模理論在這幾十年的發展歷程中,從正交耦合到非正交耦合,從標量耦合到矢量耦合,作為很有效的數學工具分析電磁場中的模式耦合,但據我們所知,嚴格的具有普遍適用性的非正交矢量耦合模理論還未見報道,因此耦合模理論還有待于進一步完善。Longitudinal fine - type rectangular electro - magnetic chuck. except having features of ordinary rectangular electro - magnetic chuck. it is more suitable for holding thin & small workpiece
縱向密集型矩形電磁吸盤,除具有普通矩形電磁吸盤的性能外,更適合於吸持薄小工件。In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made
論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究,針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處,採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機,綜合了永磁發電機和電勵磁發電機的優點,提出一種磁路分開的結構進行電機本體的設計,並選用單片機80c31作為電壓調節器的控制核心,比例?積分?微分控制( pid )作為其控制演算法,從原理上較好地解決了其電壓的自動數字調節,並試制了一臺樣機。For example, frp reinforced concrete is used to support or surround magnetic resonance imaging ( mri ) medical equipment, and frp is also used for the constructions of some seawalls, industrial roof decks, base pads for electrical and reactor equipment, anchor in rock and ground engineering and concrete floor slabs in aggressive chemical environments in order to promote the wide usage of frp and frp reinforced concrete structures, financed cooperatively by nationa l natural science foundation ( item : the research on mechanical performance of frp reinforced concrete beam reinforced ; number : 59978046 ) and henan illustrious youth science foundation, connected with the analysis methods of modern steel reinforced concrete structure, the thesis further studies the flexural performance of frp reinforced concrete beam through the systematic study on experimental data got from this kind of beams, systematically establishes the theoretical calculating system of the flexural performance of frp reinforced concrete beam in cooperation with the up - to - date analytical methods for reinforced concrete, which suits the properties of frp
例如,纖維增強塑料筋應用於支撐和圍繞磁共振成像醫療設備的混凝土中及海堤、工業頂棚、電設備、反應設備的基座、巖土工程中的錨桿、侵蝕性環境的混凝土結構等海洋工程、橋梁工程、路面工程、巖土工程、醫療及化工工程的建設。為了推動纖維增強塑料筋及其混凝土結構在工程中的廣泛應用,本文在國家自然科學基金(項目名稱:纖維增強塑料筋混凝土梁力學性能的研究;編號: 59978046 )和河南省傑出青年基金的資助下,通過對纖維增強塑料筋混凝土梁正截面受彎性能試驗數據的系統分析,結合現代鋼筋混凝土結構學的分析方法,對纖維增強塑料筋混凝土梁正截面受彎性能進行了深入的研究,較系統的建立了適合於纖維增強塑料筋特點的纖維增強塑料筋混凝土梁正截面受彎性能的理論計算體系。Based on a large number of investigations and analysis of excitation settings and their performance in homeland, this paper presents a better project, which adapts to the alteration of excitation system in an _ kang hydropower plant - excitation system on double microcomputer
在廣泛調查分析國內目前先進勵磁裝置及其工作性能的基礎上,提出了適合安康水電站機組勵磁系統改造的最佳方案? ?雙微機全控橋式自並勵磁系統。Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。( 4 ) the charactersitis of this sensor indicate that the rotation sensor can be compared beauty with the same kind products of overseas, worthy of popularizing. ( 5 ) in sum, the reliably of the insb magnetosensitive sensor is high. the circuit is simple and easy to debug
( 4 )傳感器的輸出特性表明,銻化銦磁阻式轉速傳感器測量的準確性可以與國外同類產品相媲美,是一種具有市場推廣價值的產品( 5 )傳感器整機工作穩定可靠,電路簡單,調試方便,成本較低,適合工業化大規模生產。So, it is looked forward to being more perfect. in this thesis, beginning with the maxwell equation, we mainly do the following work based on the rigorous mathematical analysis : firstly, we present the rigorous nonorthogonal vectorial cmt for the isotropic waveguide under isotropic disturbances and anisotropic disturbances respectively. during the derivation, it is fully reflected the property of the vector and the universal fitness without any approximation
本論文從maxwell方程出發,在嚴格的數學分析基礎上主要做了以下兩方面的工作:第一,分別嚴格地推導出了各向同性光波導在各向同性微擾和各向異性微擾下的非正交矢量耦合模理論,在推導過程中,考慮到電磁場的矢量性和非正交性且沒有用到任何近似,因此具有普遍適用性。Following atm and 1000m ethernet network, wlan is a hit point in the communication research field now, and is thought highly as the future of communication network
該方案克服了電磁波頻率資源的約束,能高速傳遞大容量信息,且相對成本低、安全性高,適合寬帶傳輸的要求。Due to the unsuitable performance of the material used presently in rapid prototyping based on stereolithography ( sl ) process, the technology can not make the practical parts which are good in performances ( such as electrical - conducting, magnet - conducting ) and only used to models. these shortcomings block the generalization and application of this new technology seriously
目前光固化快速成型工藝所用的材料缺乏合適的性能,使得該工藝無法直接成型具有功能性(如導電性、導磁性等)的零件,加工出的零件一般只能作為模型,這嚴重阻礙了該種先進技術的推廣與應用。The control strategy and controller ' s model are demonstrated and analyzed. in the control system, a good linearity, high sensitive, quick response speed psd displacement sensor is designed, whose characteristic is we ll fit for the suspension system
論證分析了控制策略和控制器模型。設計製作了適合於磁懸浮裝置的、線性度好、靈敏度高、響應速度快,精度高的psd光電位移傳感器。Then the solving procedures of these bies by the rwg functions based moment method are elaborated, and the method of modeling complex objects built of arbitrary line, surface and volume structures is developed. in order to solve realize antenna and circuit problems, methods of adding excitations and concentrated loadings with moment method are deceloped, and matrix pencil ( mp ) method is used to deembeded the s prameters of antennas and circuits from the computed current distribution. some numerical results of practical complex antenna and scattering problems are presented to illustrate the veracity and effectiveness of the method
在第一部分中,首先從電磁場的基本理論出發,基於等效原理和邊界條件以統一的方法建立了用於分析金屬、介質及金屬與介質混合結構的邊界積分方程,並歸納和比較了各類積分的適用范圍和優缺點;在此基礎上,給出了使用基於rwg函數的矩量法求解各種邊界積分方程的一般過程;研究了具有任意線、面、體組成的復雜結構的電磁建模方法,並給出了各種多面連接情況下基函數和未知量的選取方法;研究了使用矩量法分析電路、天線問題時集總元件和激勵源的處理方法,並基於矩陣束方法( matrixpencilmethod )提取了電路和天線問題的s參數;最後通過分析一些工程中的復雜金屬天線問題和具有「金屬與介質混合結構」的散射和天線問題驗證了方法的準確性和高效性。Permanent magnet synchronous motors ( pmsm ) have high magnetic energy product. in the same volume, it can be smaller and lighter than asynchronous motor. in addition, it has stiff mechanical character and small rotor moment of inertia, so it is often used as servo motor under the condition of high torque response and high performance
永磁同步電動機具有較高的磁能積,相同容量下可以做到比異步電動機體積更小、重量更輕,而且由於機械特性硬、轉子轉動慣量小,很適合作為伺服電機,用於高轉矩響應、高性能要求的場合。Then, according to the established structure, the parameters of the optical switch were modeled and optimized. the thickness, roughness, verticalness of the mirror was analyzed and designed. finally, the rectangular magnetic material was selected for the electromagnet thirdly, the parameters were optimized by ansys software and the performance of the optical switch was analyzed
首先根據電磁鐵的非線性特性和梁的抗彎曲力的線性特性,設計出磁力驅動懸臂梁式光開關結構,然後根據提出的結構,從理論上對懸臂梁的參數進行模擬分析選出合適的懸臂梁參數,緊接著分析平面鏡的厚度、表面粗糙度、垂直度對光開關性能的影響;最後對磁路系統,明確選擇具有矩形磁滯回線的材料,設計出電磁鐵的結構。The fields of the paper involves multiple techniques of electron, computer, autocontrol, mcu, emc. the innovation and key problem to this thesis is to ascertain pid tunning rules by a great deal of experiments, study syetem ' s emc problems
論文的創新之處和解決的關鍵問題: 1 :通過大量的綜合試驗確定了適合迴流焊系統的pid參數整定規則2 :對基於微控制器的控制系統進行了電磁兼容性研究。分享友人