靜電模擬法 的英文怎麼說
中文拼音 [jìngdiànmónǐfǎ]
靜電模擬法
英文
method of electrostatic analogy- 靜 : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
- 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...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 擬 : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
- 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...
- 靜電 : [物理學] static electricity; franklinism; franklinic electricity
- 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
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For a class of series - wound active power line conditioner the design approach law of a new fuzzy integral sliding mode variable structure control is presented. this method adjusts power electronic switch in order to achieve anticipated balance volt, finally makes active power line conditioner not only possess good robustness of variable - structure control and decrease vibration to the most but also increase the steady state precision. series - wound aplc adopted this control method possesses good dynamic and steady state performance
針對串聯型有源電網調節器運用變結構控制策略,調節電力電子開關模式,以獲得預期的平衡電壓,對串聯型有源電網調節器提出了模糊積分變結構控制方法,使串聯型有源電網調節器既保持了常規滑模控制強魯棒性的優點,又減弱了滑模控制的抖振,提高了系統的穩態精度,使系統具有良好的動態和靜態性能,模擬試驗表明該控制策略是一種十分有效的控制方法。However, the application of particle boundary condition may destroy the validity of the method. we present some methods to ensure the rigorous charge conservation
數值模擬中發現,粒子邊界條件的施加破壞了有效電流分配方法對靜電修正的自動滿足。It receives static and dynamic performances of fin stabilizer, which can prove that the methods advanced in this dissertation is effective for improving the comprehensive control performances of the electr o - hydraulic load simulator
通過實驗得出減搖鰭電液負載模擬臺的動靜態性能指標,證明本文提出的提高減搖鰭電液負載模擬臺綜合控制性能方法是有效的。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。An approach of static simulation of altitude measurement using a kgw - xx radio altimeter installed in a target drone model is introduced, experimental data are presented, and testing results are analyzed in theory
摘要介紹某型拖靶使用的kgw - xx型無線電高度表靜態模擬測高試驗方法,給出了試驗數據,並對試驗結果進行了理論分析。Second, the paper calculates some rfss ( radio frequency simulation system ) anechoic chamber to use go ( geometrical optics ) and gives the detailed calculating course and consequence. then compares it with measured consequence, observes that they tally well. so, the model of microwave anechoic chamber is right
本文採用幾何光學法計算了某射頻模擬微波暗室,並詳細給出了計算過程,最後得到了靜區反射率電平的計算結果,然後將其與實測結果進行比較,發現基本吻合。B ) equivalent circuit method and finite element analysis ( fea ) to compute the static force are presented, the results obtained by each method are compared one with the other. c ) the results of dynamic simulation by means of the software, ansoft show the hlfm " s characteristics when the motor works in the special frequency and single stroke and the conditions used for position control. d ) the measured static thrust - displacement characteristics and the dynamic characteristics during starting show good correlation with the calculated results
在設計並製作了實驗樣機的基礎上所做的研究內容包括; ( 1 )分別用能量法和麥克斯韋張量法推導電磁力的計算公式,並討論他們的不同應用范圍; ( 2 )分別用等效磁路法和有限元法作直線力電機的靜特性分析,並比較分析它們的計算結果; ( 3 )用有限元模擬軟體做直線力電機動態特性的模擬,分別分析直線力電機的頻率特性、動子開合閘特性和開環位置控制的工作特性; ( 4 )做直線力電機的靜推力?位移特性實驗和動子開合閘的動態實驗,並將實驗結果與計算結果進行對比,實驗驗證了計算模型及計算方法的正確性。In this paper, they are set forth at first that the kinds of computer - simulation of electronic devices, the development and the requirements of mosfet ' s model and the way of gain the models " parameters, the dc models have been bui it in chapter 2 and the models of big signals have been deduced in chapter 3, they are different from the equivalent circuit models in the traditional software pspice that they come from the numer i ca i - s i mu i at i on wh i ch is based on the essence equat i on, so the precision of simulation is enhanced ? mosfet ' s small signal models of low frequency, intermediate frequency and high frequency have been built in chapter 4 and chapter 5, although the equivalent circuit models in pspice are used for reference to bui id them, they have their own characteristics which are analyzed at a i i kinds of situations, so that the simulation software for mosfet can be written according them and it i s a i so benef i c i a i for us to catch the gen i us character i st i cs of mosfet and to d esign all kinds of applicable devices the correctness of the models is simply proved in chapter 6
本文首先介紹了電子器件計算機模擬的分類、 mosfet的建模發展動態、對器件模型的要求以及模型參數的提取方法。在第二章中建立了mos晶體管在直流端電壓條件下的工作模型;第三章推導了mosfet的大信號模型,這兩類模型不同於傳統模擬軟體例如pspice中的等效電路模型,而是從模型方程出發,採用數值模擬的方法,提高了模擬的精度。第四章和第五章分別建立了mos晶體管低頻、中頻、高頻的小信號模型,雖然借鑒了pspice模擬軟體中用等效電路模型的方法,但是本文分別討論了準靜態和非準靜態時器件的本徵部分以及包含非本徵部分工作于低頻、中頻和高頻條件時的模型,可以根據這些模型編寫相應的模擬軟體,這樣在做器件的模擬分析與器件設計的時候,就可以利用模擬軟體逐步深入地分析器件在不同的條件下和器件的不同部分在工作時的各種小信號特性,有利於抓住器件工作的本質特性,設計出符合要求的各類通用和特殊器件。Some practical method to lifting the rated capacity of vsc - hvdc is discussed. ( 4 ) the subsynchronous oscillation ( sso ) characteristics of a synchronous machine connected to a static var compensator is studied with the complex torque coefficient method realized by time domain simulation, and some important conclusions are obtained which can guide the design and operation of svcs to avoid sso problem
( 4 )基於時域模擬實現的復轉矩系數法,對與靜止無功補償器svc相聯接的同步發電機組的次同步振蕩( sso )特性進行了深入的研究,得出了一些重要結論,可為svc的設計和運行提供避免sso的依據。Stochastic and uncertain performance of power systems is thoroughly studied with a probabilistic simulation method in this paper. based on modeling of element failure and dispatching measures, static, dynamic and integrated securities are analyzed, and hence operation states are quantitatively classified. in probabilistic static security assessment, sequential and non - sequential monte - carlo sampling techniques are applied considering time varying parameter and constraints
本文採用概率模擬方法,深入研究了電力系統運行中的隨機和不確定特性,在對元件隨機故障和調度控制措施建模的基礎上,對系統的靜態安全、動態安全和綜合安全進行概率評估,建立了電力系統運行狀態的量化分析模型。Recently, there have been some significant advances in this direction, a fast and simple method is still not available for accurate prediction of experimental observation
近年來,用計算機模擬方法對包括水化作用在內的生物分子靜電效應的研究取得了一些進展,但是仍缺少相對快速且有效的預測方法。In this paper, on the basis of existing tracing method and differential coefficient method, five new methods are put forward, superposing of infinitesimal element - tangent method, differential coefficient - tangent method and equation method, by taking advantage of fast calculating ability of the computer. two - dimensional planar electrostatic field of complicated charged bodies are simulated successfully with these methods. the changing trend of electric field along a certain direction of a set of point charges are also given in this paper
本文利用計算機快速準確的計算能力及其強大的圖形處理功能,在現有循跡法和微分法的基礎上,提出了微元疊加一切線法、微分一切線法以及方程法方法,成功地模擬了一些復雜帶電體的二維平面靜電場以及平面分佈的點電荷系的電場沿空間某方向的變化趨勢。In this paper, a new method is proposed, using the instant response of the induction motor to voltage pulse and current break when the motor stops
本文首先利用感應電動機對脈沖電壓和階躍電流的瞬態響應,對電機參數進行了靜態測量,模擬結果表明了方法的可行性。Based on netomac, a software package for power system simulation, the model and algorithm of pre - dispatch schedule in generation markets, excitation system parameter setting, and power system small signal stability anaylsis are studied in this thesis. the main work is as follows : a model of pre - dispatch schedule is proposed, whose target is to minimize the market purchasing price ( mpp ) in the whole pre - dispatch period. then according to the characteristics of pre - dispatch schedule, the model of pre - dispatch schedule is simplified to minimize the mpp in each pre - dispatch time, and a three - step algorithm of pre - dispatch schedule is designed : dealing with the optimal problem in the whole period of pre - dispatch with static planning method, solving the problem of combination of machines with pr1 method, resolving problem of optimal power flow ( opf ) with modified powell method
本文基於netomac模擬軟體,以發電市場預調度計劃模型及演算法、勵磁系統參數整定和電力系統小擾動穩定性分析為研究內容,主要做了以下工作:建立了以整個預調度計劃周期內的市場購電價格最小為目標的發電市場預調度計劃模型,並根據預調度計劃問題狀態數多、變量多、混合整數、非解析的特點,將預調度計劃模型的目標函數簡化為各時段的市場清算電價最小,設計了三段式預調度演算法:用靜態規劃法求解整個預調度計劃周期內的優化問題;用優先級法求解機組組合問題;用改進的powell法求解最優潮流問題。This thesis is devoted to studying those issues relevant to the interaction of ultra - short ultra - intense laser pulses with overdense plasmas, including the generation and transport of relativistic electron beams, the generation of quasistatic magnetic field, the energetic ions production, and the influence of preplasma on electrons acceleration
本文的研究目的是:利用粒子模擬方法,對超短超強激光脈沖與高密度等離子體相互作用中高能強電流的產生和輸運、準靜態磁場產生、高能離子產生等物理過程進行研究。At the same time, the mathematical models of the electric field and the flow field distribution were established from the theory of electrostatic enhancement of heat transfer. employed finite differential method and over - relaxation iteration method, according to certain boundary conditions in the wire - plate electrode space, the electric field and the flow field in the wire - plate space were numerically simulated under different initial velocities of r11 stream and different magnitudes of applied voltage. the calculation results agreed with theoretical analysis satisfactorily
同時從靜電強化換熱理論出發,建立了表徵線板電極間的電場和流場分佈的數學模型,並根據線-板電極間的邊界條件,利用有限差分法和超鬆弛迭代法,分別就不同氣流初速度和不同外施電壓的情況下,對線-板空間的電場和流場進行了數值模擬,計算結果與理論分析基本一致。In this dissertation, the principle of fem in em was discussed, then the pulse radar and three - layered pavements were analyzed with 20 - noded and 4 - noded isoparametric elements respectively. then, corresponding fem programs are compiled in fortran90. so a forward model was built up to describe the transmitting of electromagnetic in the radar and pavements, according to the system identification method
針對上述情況,本文系統闡述了電磁場有限單元法的基本原理,然後採用二十節點、四節點等參單元分別對pulse雷達實體及三層路面系統進行了靜態場和時變場的有限元分析,初步建立了電磁波在三層路面中傳播的正演模型,同實測波形相比,模擬效果較好,並用fortran90語言編制了相應的三維、二維有限元程序,具有較好的可讀性和可移植性。Lastly, according to correlation theoretics of advanced education and application theoretics of computer multimedia technology, the paper researched and empoldered college physical experiments " multimedia textbook. on the base of abundant investigation and practice in practical work, some research and development principles about multimedia textbook were concluded, and the basic frame of college physical experiments " multimedia textbook was constructed. and thereinto, five multimedia experiments such as measuring electrostatic field with simulation method, michelson interferometer, measuring the tensility of liquid surface, air cushion navigation experiment, and drawing lissajous figures were empoldered
最後,論文根據高等教育的相關理論和計算機多媒體技術的應用理論,開展了「大學物理實驗」多媒體教材的研究與開發工作,並在大量調查研究和研發實踐的基礎上,歸納出多媒體教材的研發原則,構建起「大學物理實驗」多媒體教材的基本框架,同時研發了「模擬法測靜電場」 、 「邁克爾遜干涉儀」 、 「氣墊導軌」 、 「液體表面張力的測定」以及「李薩如圖形」等五個實驗內容的多媒體教材。This thesis carries out studies around the impact of load characteristics on voltage stability - the key problem of power system voltage stability analysis. the impact of load characteristics on static voltage stability is analyzed with the methods based on v - p - and - v - q curves, and the dynamic voltage stability of different loads in the context of both small disturbances and large disturbances is studied with the method of time domain simulation
本文圍繞電力系統電壓穩定性分析中的關鍵問題-負荷特性對電壓穩定性的影響這一問題展開研究,採用v - p , v - q曲線分析法分析了負荷特性對靜態電壓穩定性的影響,並採用時域模擬法研究了大擾動和小擾動下負荷的動態電壓穩定性。The impact of load characteristics and on load tap changer on static voltage stability is analyzed with the methods based on v - q and v - p curves, and the phenomenon of voltage stability voltage instability and voltage collapse are studied with steady - state simulation. finally the thesis presents the essential explanations of both voltage stability and the mechanism of voltage collapse. xu yonghua ( electrical engineering ) directed by prof
通過電壓?功率曲線分析法定性分析了不同負荷特性和有載調壓變壓器對靜態電壓穩定性的影響,並通過靜態模擬法從物理現象上研究了電壓失穩和電壓崩潰現象,最後針對這些現象給出了關于電壓穩定、以及電壓崩潰的本質解釋。分享友人