曲渦線 的英文怎麼說

中文拼音 [qūguōxiàn]
曲渦線 英文
curved vortex line
  • 曲 : 曲名詞1 （一種韻文形式） qu a type of verse for singing which emerged in the southern song and ji...
  • 渦 : 渦名詞1. （漩渦） eddy; whirlpool; vortex 2. （酒窩） dimple
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  1. Turbine performance characteristic curve

    渦輪機特性曲線
  2. Calibrating the electric eddy sensor by the interpolation method and curve fitting method

    利用插值法和曲線擬合法標定電渦流傳感器
  3. The basic parameters, such as temperature, pressure, turbulence kinetic energy and the turbulent kinetic energy dissipation rate, are also analyzed

    繪制了壓力和溫度曲線，以及壓力、溫度、渦流動能、渦流動能擴散率等值線圖。
  4. The primary of linear induction motor which drives the metro is installed on the chassis bogie, and because it is quite strict with laying down railway rail to use flat linear induction motor to drive metro, its secondary - - - - reaction board ( called induction board ), which is a kind of compound board of aluminum and steel, is fixed on the rail sleeper between the track. it is the airgap which is a gap between the primary and secondary of lim. the electromagnetic airgap is a very important parameter of lim

    利用有限元法對直線感應電動機二維非線性渦流場進行了數值計算，並在此基礎上，運用電磁場有限元分析的專用軟體ansoftmaxwell2d對單邊型直線感應電動機的瞬態特性進行了模擬分析，得到電機運行過程中的電磁推力、法向力、初級電流、氣隙磁密等曲線，通過改變直線電機參數，分析了電機氣隙對其瞬態性能的影響。
  5. In arbitrary curvilinear coordinate systems, three dimensional turbulent combustion flow fields of the three kinds of turbofan engine afterburner with the longitudinal heat shield 、 outer cold flow and the jet nozzle are simulated. the three - dimensional body - fitted grids are generated by an elliptical grid generation procedure and zone method

    本文在任意曲線坐標系統下對三種帶有縱向隔熱屏、外冷卻通道和尾噴管的渦扇發動機加力燃燒室的三維紊流燃燒流場進行數值模擬。
  6. Buoyancy instability ; neutral curve ; vortex wave ; eigenmode

    浮力不穩定性中性曲線渦量波特徵振型
  7. The equation of the pressure of scroll chambers 、 the force of axis 、 the force of radial 、 the force of tangent 、 inertial force 、 the composition of forces and the inertial movement is given. a dynamic model of scroll compressor of combination profile is developed, based on the analysis of the movement of the moving parts. this can provide base of theory for dynamical balance design 、 intensity design and reliability analysis

    論文利用pro / e軟體建立新型組合曲線渦旋壓縮機動渦盤的三維實體模型，在此基礎上根據受力情況對動渦盤的渦圈進行了有限元分析，探討動渦盤在工作過程中由於氣體力的作用而產生的應力與應變規律，為進一步完善動渦盤的設計提供了理論依據。
  8. In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal

    在傳感器設計一章中，首先對渦流傳感器進行等效電路分析，在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路，並通過微調電容獲得了標準頻率的載波信號；接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案，同時通過旋轉耦合變壓器的引入，使得測量信號輸出問題很好地解決；本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。
  9. A model of letting out of no oil ubricated double whirlpools vortex air compressor was set up, the length of leak line of one cycle was calculated the change of the leak line at work, the change of the length of leak line varying with the crank corner, and the change of the leak amount varying with the pressure of revealing atmospheric and crank corner were analyzed

    摘要建立了無油潤滑雙渦圈渦旋壓縮機的泄露模型，根據型線的幾何理論計算了一個周期內泄漏線的長度，分析了在工作過程中泄漏線的變化，泄漏線長度隨曲柄轉角的變化，以及泄露量隨排氣壓力，曲柄轉角的變代情況。
  10. The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data

    採用面元法預報大側斜螺旋槳水動力性能，螺旋槳表面及尾渦面離散為四邊形雙曲面元，每個面元上布置等強度源匯和偶極子分佈.對于大側斜螺旋槳而言，槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側斜和扭曲面元，這容易使槳葉表面速度的計算結果不正確，甚至會導致迭代過程發散及計算失敗.文中建立了一種「非常規網格」劃分方法，能有效地解決大側斜螺旋槳的計算和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件
  11. In lifting - surface theory, the non - liner phenomena of the trailing vortex in the transition wake area and of the tip vortex separation are considered. in surface panel method hyperboloidal quadrilateral panels are employed and the morino ' s analytical formulation is used to determine the influence coefficients. the more reasonable pressure kutta condition is satisfied at the trailing edge of propeller blade

    在計算中，對于升力面理論，本論文考慮了過渡區尾渦收縮和葉梢分離的非線型現象的影響；對于面元法，本論文採用的是計算較為簡便的基於擾動速度勢的基本公式及雙曲面形狀的面元，在槳葉隨邊滿足更趨合理的壓力kutta條件，並用morino導出的解析公式計算面元的影響系數的快速有效的數值預報方法。
  12. The results showed that process parameters varied with time in fermentation was distinct for different agitator and the hydrofoil impeller instead of the disc turbine impeller might significantly reduce power consumption under the same condition

    研究結果表明： （ 1 ）與傳統的渦輪攪拌槳相比，翼形軸流槳攪拌其發酵過程參數（粘度、溶氧、效價等）隨時間的變化曲線有明顯的差異； （ 2 ）在相同的生產條件下，用冀形軸流槳代替渦輪槳可有效提高生產效率。
  13. Simulator curves and programs will work well in the design of torpedo turbine propulsion system and have important reference value in the design and simulation of whole torpedo

    相信得到的模擬曲線和模擬程序在魚雷渦輪動力裝置的設計過程中發揮良好的作用，並在未來魚雷總體設計、模擬中同樣具有重要的參考價值。
  14. 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，在二維軸對稱情況下模擬與分析了遠場渦流的基本特性，證實了遠場渦流現象的存在;對全周向缺陷的遠場渦流檢測進行了詳細研究，證實了遠場渦流檢測缺陷位置和深度的可行性;對點狀腐蝕、軸向與周向裂紋三種非軸對稱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對缺陷特徵進行分析，為缺陷形狀重構提供了依據。
  15. The results are compared with the cases in a single - layer fluid, showing that the density stratification can have a relative large effect on the drag and lift coefficients as well as the vortex shedding

    計算受迫振蕩圓柱體的升力系數、阻力系數隨時間的演化曲線和圓柱體的尾渦分佈，以及圓柱體的受迫振蕩激發兩層流體內界面的擾動，並與均勻流體的情況進行了比較分析。
  16. The performance of energy separation on the vortex tube designed by the author is studied at different cold mass flow ratios, and the characteristic curve has been drawn

    對于本文設計的渦流管，研究了不同冷氣流率時渦流管的能量分離特性，並且繪制了性能曲線。
  17. A " saddle " shape appears in the curve of relationship between smd ( sauter mean diameter ) and charging voltage, the droplets " size distribution fluctuates with the change of charging voltage. the influence of electric field on flow field is apparent. the distribution of velocity and turbulent energy, structure and size of vortex appear different changes with the increase of voltage of charging

    索太爾粒徑隨電壓的變化曲線中出現「馬鞍」現象，粒徑的分佈情況隨電壓的升高出現波動性變化；電場對流場的作用明顯，速度與湍能的分佈及渦的結構等流場特性隨電場的改變均有不同規律的變化。
  18. With the pressure measurement system for the swirl chamber diesel engine, by using the methods of equivalent power and the seven point three degree average for the indicator diagram, we can correct the tdc, smooth the pressure curve and make more accurate pressure data that is a well basis for the calculation of combustion heat release rate

    摘要本文在自行開發的渦流室柴油機壓力數據測錄系統的基礎上，利用等效功法和七點三次加權移動平均法，分別對示功圖進行了上止點校正和壓力曲線光順，使壓力數據更精確，為燃燒放熱率的計算打下了良好的基礎。
  19. Turbojet engine is selected as propulsion system according to the practical situation. the work of this part ranges from design to characteristic analysis. the characteristic curves of engine in various situation are shown, which provides preparation for trajectory computation

    並對渦噴發動機從設計到特性分析做了大量的工作，給出發動機在不同工作狀態下的特性曲線，為進一步研究彈道設計提供了前期的準備工作。
  20. Due to the existence of the eddy and the abrupt bend of the stream line, the pressure on the four faces has the distribution as follow : the lowest pressure appears at several centimeters after the angle point along the top boundary, the highest pressure appears near the center line of the vertical shaft on the bottom boundary, near the angle point, the pressure on the inner boundary decreases with the decreasing height, the pressure on the external boundary decreases slightly in the right - angle region, and increases obviously near the corner

    迴流漩渦的存在，以及直彎處流線的急劇彎曲，導致壁面壓力分佈在上表面距彎點一定距離后出現壓力最小值，下表面上，在豎井中心線略偏下游的位置出現壓力最大值，豎井內表面接近彎點處出現壓力沿程降低的現象，豎井外表面壓力在進入直彎后先是沿程略有降低，在直彎角落處又明顯升高。
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