軸對稱場 的英文怎麼說

中文拼音 [zhóuduìchènchǎng]
軸對稱場 英文
axially symmetric field
  • : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 稱動詞(適合; 相當) fit; match; suit
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  1. By using the maxwell ' s equations and axial symmetry, a method on calculating non - static axial symmetry fields with unstable charge source is given

    摘要利用麥克斯韋方程組和性,給出了由的非靜態電計算含不穩定電荷源的非靜態空間電磁的一種方法。
  2. Fv mc hybrid algorithm for axisymmetric bluff body stabilised turbulent flows

    混合演算法求解鈍體后湍流流
  3. By means of analytical methods based on upper bound element technique ( ubet ), non - axisymmetric element, simulates the forming process of non - axisymmetric involute teeth spline has been introduced, formula of speed fields been derived and the deformation regularity of steady extrusion on the forming process successly described

    摘要本文運用上限單元技術( ubet ) ,引入非完全單元,模擬了非完全零件漸開線齒外花鍵的成形過程,推導出了成形過程中的速度公式,並成功地描述了擠壓過程中的變形規律。
  4. Many high - power microwave ( hpm ) sources utilize an azimuthally symmetric output mode such as the tm 01 circular waveguide or the coaxial tem mode as output mode. if radiated directly these azimuthally symmetric modes will generate a doughnut - shaped pattern, with a null on boresight

    許多高功率微波源產生的微波模式都是圓波導模式,由於其輸出埠的口徑分佈具有圓性,將導致向為零的環狀遠方向圖。
  5. In this paper, based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density, the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave

    所以本文採用了ftcs有限差分格式方法,利用二維三分量空間飛行體與壓縮區內等離子體非穩態相互作用過程進行數值模擬,得到了電荷密度擾動與電的變化情況。
  6. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有限元程序試樣缺口周圍及裂紋尖端附近進行了多維應力狀態下的應力、應變分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘回歸方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  7. Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method

    在此基礎上,具有任意界面角和結合角的橫觀各向同性雙壓電材料空間界面端一般模型的變形問題進行了理論分析,給出了該模型界面端的奇異性特徵方程以及界面端附近的位移、電勢、奇異應力和奇異電位移
  8. Because the field caused by the eddy - current transducer in the dissertation is not only axially symmetrical, but also plane symmetrical, there is no normal component of the electrical field strength and we cannot apply the condition en = 0 to solve such a problem

    由於本文中的渦流傳感器模型,其電磁不僅是軸對稱場,而且還是平面,不含有電強度的法向分量,所以無法利用邊界條件e _ n = 0來求解。
  9. 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

    本文以電磁矢量位有限元法為基礎二維軸對稱場的磁強度、渦流密度進行了計算求解,採用三角形單元和六面體單元建立了渦流數學模型,研究了電源頻率渦流密度、透入深度及集膚效應等量的作用影響。
  10. The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field

    本文建立了電磁加熱系統的渦流和溫度間接耦合的數學模型,分析了不同頻率下渦流和溫度的分佈情況,並以八節點六面體等參元為例給出了渦流應的離散格式,通過計算渦流獲得溫度所需要的內熱源強度,加熱部件的溫度格式進行離散求解,並瞬態溫度有限單元法的求解特點進行了分析。
  11. At the same time, the computing program is written by vc + +. in the program quadrilateral isoparametric element is used to calculate its temperature field and thermal stress field

    選取四邊形等參元來計算問題中的溫度和熱應力,用vc + +編制計算程序。
  12. The effects of elastic module and poisson ratio on the singular stress fields in dissimilar materials are studied in this paper. for many dissimilar materials are used under temperature loadings, the effects of materials " constants on the singular stress fields are also discussed

    本文主要利用有限元來討論平面和空間結合材料奇異應力隨材料常數變化規律,以及探討了在溫度載荷下的結合材料奇異應力隨彈性常數變化的情況。
  13. The main jobs and achievement is the following : 1. use the approximated - field theory to solve the dispersion relation of corrugated cylinder waveguide

    主要的工作和成績如下: 1 、用近似求解的方法求解了波紋波導非模式色散曲線。
  14. Based on the singular stress field with multiple singularities, numerical methods to determine the orders of the multiple stress singularities are proposed from the numerical solutions obtained by common numerical procedures

    其次,基於橫觀各向同性壓電材料空間變形問題的通解,利用特徵展開法,給出了奇異點附近的位移和奇異應力
  15. With this axial symmetric quasi - 3d model, the gas - flow field in such a wedge - shape air - gap is studied, the phenomena about taylor vortex in such a narrow wedge - shape air - gap is illuminated and the so caused gas - flow in axial direction is explained

    採用準三維的計算模型,楔形氣隙的流進行了研究,驗證了高速旋轉情況下,環形間隙流中充滿taylor渦流的現象及相關規律。
  16. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明: ( 1 )超音速霧化器的氣體流在導液管下端形成一個倒渦流錐,在二維空間上呈的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。
  17. The numerical simulation was made on this kind of energy dissipator by using the k - s turbulence model, the full - field distribution of the time - averaged parameter and the turbulence parameter are described in detail, the calculated time - averaged pressure has good agreement with the experimental results, some advice can be provided for the further study and application in this thesis, especially the calculated results can be used to check the lowest time - averaged pressure

    本文洞塞式消能工採用的k -模型進行了數值模擬,數值模擬結果詳細地描述了時均流參數和紊動參數的全分佈,計算所得的壁面時均壓力結果與實驗結果相吻合,獲得了實體試驗難以獲得的流動特徵。可供這種消能工的進一步研究和應用提供參考,特別是可用於檢驗壓力最低點的大小。
  18. The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in daqin line have been simulated by using fem and axial symmetry model results indicate that high stress area appears on the wheel web, and the strength of wheel meets the requirement of routine operation under current braking condition

    摘要採用模型和有限元方法,模擬了大秦線長大坡道循環制動條件下貨車車輪溫度和應力,結果表明車輪高應力區出現在輻板上,現行制動條件下車輪強度滿足使用要求。
  19. Firstly, the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated, and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration

    首先,在二維情況下模擬與分析了遠渦流的基本特性,證實了遠渦流現象的存在;全周向缺陷的遠渦流檢測進行了詳細研究,證實了遠渦流檢測缺陷位置和深度的可行性;點狀腐蝕、向與周向裂紋三種非缺陷進行三維有限元模擬,利用相位差和幅值變化曲線與電壓平面極坐標圖缺陷特徵進行分析,為缺陷形狀重構提供了依據。
  20. The gas - flow in the annular cross section is study, and it is clarified that in such a physical model when rotor is rotating at high speed, the nature - flow is restrained by rotating - flow, so the actual 3d gas - flow field in the wedge - shape air - gap can be simplified to an axial symmetric quasi - 3d gas - flow field

    通過環形橫截面內二維氣隙流的研究,說明在本文研究問題中,旋轉流自然流具有強烈的抑制作用,從而將實際上的三維流簡化為準三維流進行研究。
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