渦線理論 的英文怎麼說

中文拼音 [guōxiànlǐlún]
渦線理論 英文
line-vortex theory
  • 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...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 理論 : theory
  1. In the first part, the steady nonlinear vortex lattice method is adopted to calculate the hydrodynamic characteristics of open water ichthyoid rudder, and the induced velocity of ichthyoid rudder is calculated using panel method

    本文理論計算部分，採用定常非線性渦格法計算魚形舵的水動力性能，用面元方法計算舵流場的誘導速度。
  2. The probe ' s linearity, temperature and dynamic characteristics are analyzed base on principal theory of eddy - current displacement sensor, such as the influence of the coil q value to the linearity characteristic, influence of the diameter of coil to the linearity characteristic, influence of coil resistance to the temperature characteristic, influence of the measuring coil to the syntony loop

    在介紹渦流位移傳感器的基本理論的基礎上，分析了傳感器探頭線性特性、溫度特性、動態特性的影響因素。從探頭線圈q值對線性特性的影響；探頭直徑對線性的影響；探頭線圈電阻對溫度特性的影響；激勵信號溫度特性的影響：檢測線圈?振迴路動態響應特性等方面分析並提出製作高質量傳感器探頭的改進措施。
  3. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點，將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區，並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點，提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上，對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析，提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式，得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解，並與實測資料吻合較好
  4. The paper synoptically and comprehensively introduces eddy current theory, equivalent circuit, excitation coils, test circuit and application of the eddy - current sensors. a feasible solution of motor core height control based on silicon steel sheet thickness measuring with double eddy - current sensors is presented

    論文在系統全面的分析了電渦流傳感器的基本原理、等效電路、激勵線圈、測量電路及應用后，提出將雙探頭測厚系統應用於電機鐵芯疊控制。
  5. Based on the electromagnetic theories, this dissertation presents an analytical method to analyze the el ectromagnetic field caused by the solenoid coil with ferrite core that is popularly used in eddy - current non - destructing test ( not )

    本論文從電磁場理論出發，應用解析方法分析了渦流無損檢測用帶磁芯的放置式線圈的阻抗，並利用數值方法和實驗驗證了分析結果。
  6. 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。
  7. In the 1960 ' s, the circumfluence theory has been used to design the shroud - propeller, and it can be divided to two methods, one is that the profile of die shroud is provided, the other is that the pressure distribution of the shroud is provided.

    到六十年代，函道螺旋槳的環流理論就可用來計算這種推進器的設計問題。本文中使用的方法是：函道用圓環渦系和圓環源、匯系模擬，用線性理論計算；螺旋槳用一個變負載的鼓動盤模擬。
  8. This program can be used to calculate continuous enclosure type isolated - phase bus of different volt and current conveniently. secondly, it calculates a series of rational continuous enclosure type isolated - phase bus for the external diameter of the enclosure is 900mm, analyzes and calculates the magnetic fields of the continuous enclosure type isolated - phase bus by using limited unit method. from this it acquires the distributions of magnetic fields and magnetic density as well as the eddy current

    其次，以全連離相封閉母線外殼外徑為900mm的情況進行了理論計算，計算了多種預選方案，採用有限元方法對全連離相封閉母線場域的電磁場進行了數值計算，得出了設計母線的電磁場及電密分佈以及渦流等情況，並對所得結果進行了分析。
  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. Then, four different computation methods are applied to compute the hydrodynamic performance of the rotor, which are single - disk single - tube method ( sdst ), double - disk single - tube method ( ddst ), multi - tube method ( mtt ) that are based on momentum theorem and vortex method ( vtth ) that is based on potential eddy theory

    然後，採用基於動量定理的單盤面?單流管方法（ sdst ） 、雙盤面?單流管（ ddst ）方法、多流管（ mtt ）方法以及基於勢渦理論的渦方法（ vtth ）計算直葉擺線式水輪機的水動力性能。
  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. Lifting vortex line theory

    升力渦線理論
  13. Compared with the scroll compressor of traditional circle profile, it has the advantages of high efficiency, little leakage and high quotient of volume using. the research work is given as follows. a whole volume theory for the scroll chamber working process of new type combination profile compressor is set up

    論文的研究工作主要表現在以下幾個方面:論文對新型分段組合曲線渦旋壓縮機的容積理論進行了論述，系統地研究了組合曲線渦旋壓縮機各個壓縮腔容積的求解方法。
  14. In chapter 2, eddy - current test theory is analyzed from several aspects. though analyzed the equivalent circuit of eddy - current test, the reliability of eddy - current test technology on aluminum foil thickness test on line is given and the eddy - current sensor design method and the eddy - current sensor parameters selecting are discussed

    論文第二章從多個角度分析了電渦流檢測的原理，在對電渦流檢測等效電路分析的基礎上，提出了電渦流檢測技術在鋁箔厚度在線檢測系統中應用的可行性，文中還詳細討論了電渦流傳感器的設計方法及課題中電渦流傳感器參數地選擇。
  15. ( 2 ) the flow in the vicinity of riblets is investigated numerically by a vorticity formulation, and two drag reducing features of riblets are obtained and analyzed

    （ 2 ）利用渦理論方法對近壁面流場進行數值計算，得到層流和湍流狀態下的兩組降阻曲線，並加以分析。
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