磁力分析法 的英文怎麼說
中文拼音 [cílìfēnxīfǎ]
磁力分析法
英文
magnetic analysis- 磁 : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 磁力 : [物理學] magnetic force; force on charge
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The original orientation ( i. e. the mol with respect to the geographical north ) of the core in the formation can be obtained by palaeomagnetic orientation tests. the two results are combined to define the direction of the maximum principle stress of the well or field
該方法根據差應變分析( dsa )實驗確定地應力相對于巖心標志線的方向,利用古地磁方法確定巖心標志線相對于現代地理北極的方位,兩者結合確定地應力方向。The forth chapter is about the concept of digital maps, and introduce how to gride the digital maps for purpose of firepowers disposal. the fifth chapter import the models of transmission of electromagnetic waves. to clarify the communication ways between communication subsystem and firepowers
第五章根據電磁波的傳輸特性及其數學模型,建立了戰區指揮車(通信中樞)與發射車(火力點)之間的通信模型,以及空域火力覆蓋的分層投影分析,這是本演算法核心。Abstract : based on analysis of the operational principle of the traditional inductosyn digital display meter in the paper, the contradiction between detecting resolution ratio and antidisturbance ability is discovered. and then, to resolve the contradiction, the method of demodulation technology and high frequency excitement technology being used is advanced
文摘:通過分析傳統鑒相型數顯表的工作原理,揭示了其檢測解析度與抗干擾能力之間的矛盾,並提出了採用差頻解調和高頻激磁等技術解決矛盾的方法。Fe - ni alloy fiber were first prepared in a mixed solution of ferrous and nickelous salts, using kbh4 as a reducing agent. conditions, such as quantity of naoh, concentration of salts, and species of surfactants, of preparation of fe - ni alloy were studied. the result show that fe - ni alloy were soft magnetic materials and they exhibited superparamagnetization at room temperature that have been widely used in industry
本文用液相還原法首次制備出纖維狀的fe - ni合金、球形的fe - co 、 co - ni合金、 fe - co - ni合金粉體材料,並對其性能進行了分析和測試,結果表明:這些合金粒徑小,比飽和磁化強度較大,矯頑力為零,呈現超順磁性,是非晶態的軟磁材料。Two kinds of normal force of permanent magnet linear motor were fully analyzed by using finite element analysis ( fea )
摘要採用有限元模擬的方法,建立了永磁直線電機的模型,對初級與次級、次級與機床間的兩種法向吸力進行了詳細分析。The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。In chapter four, using the quantum statistics method we study the cohesion of a metallic nanowire irradiated under electromagnetic wave based on the results in chapter three. we obtain that the cohesion force is effected notably only when the frequency of electromagnetic field is at the vicinity of the energy span of the lateral levels of the nanowire
第四章以第三章的工作為基礎,用量子統計的方法,分析了太赫茲電磁波部分輻照對金屬納米線內聚力的影響,得到了只有當外場頻率與橫向模式共振時內聚力才有顯著變化的結論。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中,為提高系統軟、硬體整體穩定性和可靠性,使用了以下幾種方法: ( 1 )低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術; ( 2 )多層pcb設計,線路板結構緊湊,電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電; ( 3 )選用表面貼和bga封裝的器件; ( 4 )按照軟體工程的要求進行系統分析,規劃系統框圖、流程分析、模塊劃分,減小了不同模塊的相關性,從而最大限度避免了錯誤的發生。On the base of the analysis on the advanced technology of hard ferrite in foreign country, the main procedures of preparing hard ferrite pre - sintering material are determined as follows : first, the ferrite oxides coming from the main cold rolling line and strontium carbonate are conveyed to storage tank by gas power and weighed automatically according to the demands of constituent composition. and then they are mixed and grinded by using method of wet treatment. finally the mixtures is transported to the devices of storage by transporting pump
在分析國外先進的永磁鐵氧體生產工藝的基礎上,確定了生產高檔永磁鐵氧體預燒料的主要過程:首先,利用攀鋼冷軋鐵紅為主要原料,將氧化鐵紅及碳酸鍶採用氣力輸送至貯料料倉,經自動稱量裝置,按工藝配方稱量後分別由氧化鐵紅及碳酸鍶發送罐氣力輸送進入預混攪拌筒加水攪拌,然後再送入混磨機濕法混磨;最後,混合物經輸送泵輸送至料漿存儲裝置,經定量進料泵定量輸送至回轉窯進行濕法預燒,預燒料經緩冷至室溫后,再球磨。Based on the normal form obtained above, a global perturbation method is utilized to give the analysis for the global bifurcations and chaotic dynamics of the rotor - ambs system. the global bifurcations analysis indicates that there exist the heteroclinic bifurcations and the silnikov - type homoclinic orbit in the averaged equations
利用全局攝動法研究了電磁軸承-轉子系統的全局分叉和混沌動力學,利用數值模擬方法分別對平均方程和原方程進行了分析,得到了的描述系統混沌運動的相圖和波形圖,從而驗證了理論結果的正確性。The current radar scout system has some problems for processing multiform signals, confronting the complex electromagnetic environment and various radar characteristic signals. the adaptive front - end in receiver can solve these problems, and this dissertation analyzes it
面對日趨復雜的電磁環境以及變化繁多的雷達特徵信號,現有的雷達偵察接收系統對多種信息的處理顯得力不從心,本文從接收機前端考慮,對其中的一種解決方法? ?自適應的接收機前端進行分析、研究。Characteristic analysis is static characteristic analysis primarily. the suction characteristic solution bases the magnetic circuit computation via network analysis. the result indicated that, using network topology analysis to solve complex magnetic circuit the computation can achieve very good effect
特性分析以靜態特性分析為主,其中吸力特性的求解基於磁路計算的網路拓撲法,結果表明,應用網路拓撲法求解復雜磁路可以達到很好的效果。Three kinds of common methods ( called as tuning and magnifying method, short circuit method, apparent coercive field strength method ) for fluxgate magnetometer signal detecting and their advantages and disadvantages are described in this paper
本文還介紹了三種常用的磁通門磁力儀信號檢測方法:調諧放大檢測、短路偶合檢測和視矯頑場強度檢測方法,並分析了各種方法的優缺點。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force
其次,對轉子帶防護罩的高速永磁發電機數學模型進行了推導,介紹了利用有限元法對電機磁場進行分析的方法,並運用有限元軟體對一臺樣機的參數進行了模擬,包括電機磁場分析、空載電壓波形、單邊磁拉力、負載轉矩以及軸向力等方面的內容。Some perspective views and complements on the paper [ 3 ] are made, which may improve our understanding the computation problem of solar magnetic field
摘要對「關于太陽線性無力場評注和快速傅氏分析法的應用的評論」一文,提出些看法和補充,以增進對無力場計算太陽磁場問題的進一步的認識。Furthermore, asymptotic techniques to analyze large hartmann parameter flow and interaction parameter flow are employed and an analytical model has been developed for the calculations of mhd pressure drop of liquid metal flow in a packed pebble bed
利用漸近線分析法對大hartmann參數流進行分析,給出了球床液態金屬溢流的磁流體動力學壓力損失的建模分析和計算結果。The finite element method ( fem ) has become an important means in modern engineering designs, which is used in many fields, such as structural stress analysis, deformational stiffness analysis, mechanic failure analysis, dynamic process analysis, heat analysis, electromagnetism filed analysis and so on
有限元素法已成為工程設計中不可或缺的重要技術手段,在大型結構作用力分析、變形分析、失效分析、動力學分析、傳熱分析、電磁場分析、流體流動分析等方面扮演著越來越重要的角色。However flux leakage is really exist, calculation through formular analytic method has more error, so electromagnetic field analysis is made by using finite element method ( fem ) in ansys7. 1 / multiphysics and ansys / emag programs. typical quantities of interest in a magnetic analysis are available such as magnetic flux density, magnetic field intensity, magnetic forces, power loss and flux leakage in the system of magnetic levitation. then gain the current in the coil which control levitation gap when the stage is stable
由於存在漏磁,用公式的解析法計算有很大的誤差,因此本文採用有限元法( fem )來計算磁懸浮系統磁場分佈,從而計算磁力,通過用ansys7 . 1軟體進行有限元電磁場分析計算,得到平臺穩定懸浮時電磁線圈所需電流、懸浮氣隙等控制參數,由於設計的磁懸浮系統為非軸對稱結構,採用2d磁場分析有一定的誤差,而採用3d電磁場分析更接近實際。分享友人