vector potential造句
例句與造句
- Robot soccer path planning based on vector potential field
基于矢量勢場法的機器人足球路徑規(guī)劃 - The boundary value problem on the magnetic vector potential a is derived by introducing the magnetic vector potential a and using maxwell ' s equations
通過引入矢量磁位a并利用麥克斯韋方程組推出了以矢量磁位a為求解對象的邊值問題。 - Finally , the impedance analytical expression for the solenoid coil with a finite - length ferrite core carrying time - harmonic current is obtained through the magnetic vector potential
最后由矢量磁位得到帶有限長磁芯的放置式通電圓柱線圈的阻抗解析表達(dá)式。 - The main work is as follows : for the magnetic vector potential , the principle of calculus of variations is applied to convert the elliptical boundary value problem into
隨著磁芯高度和半徑的增大，線圈阻抗增量增大，當(dāng)磁芯高度超過某一值時，線圈阻抗趨于穩(wěn)定。 - Then , using the principle of superposition and integrating the delta - coils , we can obtain the expressions for the magnetic vector potential caused by the cylindrical coils carrying current
然后，應(yīng)用疊加原理，并對圓環(huán)線圈進(jìn)行積分，求得各場區(qū)通電圓柱線圈的矢量磁位表達(dá)式。 - It's difficult to find vector potential in a sentence. 用vector potential造句挺難的
- Based on the deduced vector potentials , the expressions of the electric fields are derived . also the numerical evaluation method of sommerfeld integrals appeared in the expressions is discussed
接著推導(dǎo)出半空間界面附近電偶極子的電場強度的表達(dá)式，并討論表達(dá)式中索末菲積分的數(shù)值求解方法。 - With the study of boundary condition of vector potentials and the application of image method and sommerfeld integrals , this thesis deduces the vector potentials of vertical and horizontal dipoles near an interface ( both above and below the interface )
本文通過磁矢位邊界條件的研究，應(yīng)用鏡象法和索末菲積分，推導(dǎo)出半空間界面附近(包括上、下半空間中)的垂直電偶極子和水平電偶極子的磁矢位。 - Regarding the discrete magnetic vector potential and loop currents as the state variables , and combining the fem with the multi - loop method , a mathematical model of the synchronous machine with internal faults is set up in this paper
本文以矢量磁位和回路電流為求解變量，把電機的電磁場方程與反映繞組聯(lián)接情況的電路方程聯(lián)立起來同時求解，提出了同步發(fā)電機定子繞組內(nèi)部故障的瞬態(tài)電磁場與多回路耦合的數(shù)學(xué)模型。 - And the expression of magnetic flux density b is got by making use of the relation of magnetic vector potential a and magnetic flux density b . finally , the equation of the magnetic flux lines is given by way of describing the distributing of the magnetic field
通過求解該邊值問題得到了相應(yīng)的矢量磁位a的解析表達(dá)式，然后利用矢量磁位a和磁感應(yīng)強度召的關(guān)系求得了磁感應(yīng)強度b的解析表達(dá)式。最后為了更直觀地描述磁場的分布給出了相應(yīng)的磁力線方程。 - Using the vector potential , the expression for calculating inductance of air - cored solenoid coil is derived in the dissertation . and the calculating methods of function t in the calculating expression are given for the convenience of the calculation of inductance while the precision is not strictly requested
利用矢量磁位a直接推導(dǎo)出了通電空心圓柱線圈電感的計算表達(dá)式，給出了求解計算式中函數(shù)t的計算方法，以方便精度要求不高時的電感計算。 - With the development of edge finite element , the gauge problem is necessary to be solved when magnetic vector potential a . is used . tree - gauge is used in the edge element to assure the unity a . but tree - gauge will lead that the equation is not convergence , and that precision of result turn bad
隨著棱邊有限元( edgefiniteelement )法的發(fā)展，以矢量磁位a為求解變量時規(guī)范問題成為需要解決的一個問題。棱單元法中常采用樹規(guī)范( tree - gauge )來保證a的唯一性。 - In chapter 3 , the mathematical modal of electromagnetic and temperature fields is presented by a complex magnetic vector potential , which is also applied to solve eddy current field in ansys software . then , the electromagnetic field analysis , thermal analysis and coupled - field analysis in ansys are introduced
第三章：介紹了ansys中引入復(fù)矢量磁位計算電磁場、渦流場的方法以及溫度場求解的數(shù)學(xué)模型，簡述了ansys軟件中的電磁場、溫度場以及耦合場分析。 - In this thesis , studies are made on the problem of time - harmonic electromagnetic fields excited by an arbitrary current dipole in spherical conductor . the problem is presented in eddy - current nondestructive test and geophysical prospecting . under the condition of magnetic quasi - static state , the boundary - value problem about modified magnetic vector potential is solved and the analytical solution is obtained
本論文針對渦流無損檢測和地球物理勘探領(lǐng)域用到的球?qū)w中時諧電流元的電磁問題做了研究，在磁準(zhǔn)靜態(tài)近似下，求解了修正磁矢量位的邊值問題，獲得了問題的解析解，并利用通用有限元分析軟件做了數(shù)值驗證。 - Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential , an eddy current field math model is build by triangle cell , this article has researched the effect of power frequency to eddy current density , penetration depth and the skin effect
本文以電磁場矢量位有限元法為基礎(chǔ)對二維軸對稱場的磁場強度、渦流密度進(jìn)行了計算求解，采用三角形單元和六面體單元建立了渦流場數(shù)學(xué)模型，研究了電源頻率對渦流密度、透入深度及集膚效應(yīng)等場量的作用影響。 - The solving steps are as follows : the field is divided into three regions by the cylindrical surface of the finite - length cylinder and the location of the delta - coils . because " the surface current source is placed at the interface , the non - homogenous restricted equation on the magnetic vector potential is transformed into the homogenous helmholtz equation . by using the method of separation of variables to solve equation and according to the interface conditions and the condition at infinity to determine the unknown constants , the expressions for the magnetic vector potential of the three regions are solved out
在求解過程中，假定放置式圓柱線圈是由無窮多個對稱圓環(huán)線圈密饒而成，首先求解含有有限長磁芯的通電對稱圓環(huán)線圈的電磁場：以有限長圓柱磁芯的側(cè)面和圓環(huán)線圈所在圓柱面為分界面將場域劃分為三個小區(qū)域，由于場源放置在內(nèi)邊界面上，使得關(guān)于矢量磁位的非齊次約束方程轉(zhuǎn)化成齊次亥姆霍茲方程，利用分離變量法求解，根據(jù)分界面鄭州大學(xué)碩十研究生畢業(yè)論文摘要條件以及無限遠(yuǎn)條件確定待定常數(shù)，從而得到各場區(qū)矢量磁位的表達(dá)式。
更多例句： 下一頁