波浪傳播線 的英文怎麼說
中文拼音 [bōlàngzhuànbōxiàn]
波浪傳播線
英文
wave propagation line- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 浪 : Ⅰ名詞1 (波浪)wave; swell; billow; breaker 2 (像波浪起伏的東西) things undulating like waves 3...
- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 播 : 播名詞(姓氏) a surname
- 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...
- 波浪 : wave
- 傳播 : 1 (廣泛散布) disseminate; propagate; spread; (over); diffuse; transmit; run 2 [物理學] propag...
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In this report, mathematical models for combined refraction - diffraction waves in water of slowly varying topography are presented
本報告主要沿著適宜於中、小尺度空間的緩變水深水域波浪傳播的數學模型這條主線,對近岸水域中波浪的傳播進行研究。At the same time, being compared with application of the model for non - linear long waves, the knowledge of characteristics of wave propagation models in near shore area is deepened further
並通過和非線性長波的數學模型在具體應用中的對比分析,進一步深化了對近岸水域波浪傳播數學模型特點的認識。Boussinesq - type equations, which include the effect of the lowest order effects of nonlinear and frequency, has been shown to provide an accurate description of wave transformation in coastal regions
Boussinesq型方程包含了非線性和色散性,能夠模擬近岸淺水中的各種波浪傳播變形。In the end, in view of the fact that boussinesq - type equations and the mild slope equations are deduced from different hypothesis conditions and behave differently in simulation of wave propagation, the numerical results of wave propagation effected by strong non - linearity are given by the nonlinear three - dimensional mathematical model which was established for the calculation of 3 - d wave particle velocity and wave pressure and suitable to small size waters of arbitrarily varying depth
最後,鑒于boussinesq型方程和緩坡方程是在不同的假設條件下推導而來,應用於描述近岸水域波浪的傳播變形時具有不同的特點。本報告根據作者所建立的可以對任意水深點流場與波動凈壓力場進行求解、適宜水深任意變化水域非線性波傳播的數學模型,提供了在較強非線性作用下波浪傳播的數值模擬結果。Based on the nonlinear parabolic approximate wave reflection - diffraction equation of mild slope, a model of wave propagation on a fan - shaped coordinate is put forward considering winds, bottom friction and wave breaking, etc. the existing calculation shows that the model can be employed to determine wave fields in large water areas
接著以非線性的拋物型近似波浪緩坡方程為基礎,提出了扇形坐標下的波浪傳播模型,模型包括了風、底摩阻、波浪破碎等因素的影響,可以用於大水域的波浪場的確定;文章最後介紹了一些計算算例。Abstract : the propagation of waves passing over the abrupt changing topograghy can be simplified as a wave passing over a step. this flow process can be reasonably simulated by a 2 - d numerical wave flume developed in this paper, especially for the nonlinear transformation of the wave on the step. numerical results have been verified by experimental data
文摘:波浪在水深劇變地形上的傳播,可以簡化為波浪在臺階地形上的傳播.利用二維數值波浪水槽可以很好地模擬這一過程,特別是對波浪在臺階上的非線性變形.數值計算結果與實驗測量進行了比較,結果吻合良好Firstly, under the curvilinear coordinates, mathematical model for wave propagation in water of slowly topography is presented. the model is suitable to arbitrary boundary shapes and overcomes the limitation of other models with algorithm transformation
首先,基於曲線坐標系,建立了緩變水深水域波浪傳播的數值模擬模型,模型適宜於任意變化的邊界形狀,克服了各種代數坐標變換的局限性。In this paper, a quasi - 3d model of nearshore wave - induced currents and long waves is established based on the combination of an averaged integration of surface wave - induced currents equation along water depth, a 2d equation for the solution of vertical structures of the currents and a nonlinear parabolic approximate wave reflection - diffraction equation of mild slope
本文建立了將沿水深積分平均的平面波生流方程和求解波生流垂向結構的二維方程與非線性拋物型近似緩坡波浪折射-繞射傳播方程相結合的完整的準三維的近岸波浪引起的水流及其長波的模型。The model for non - linear long wave and the mild slope equation are respectively applied to simulation wave propagation on a classical topography for small size waters - submerged shoal with concentric contours. the differences between them in wave propagation are got through comparing the numerical solutions. and the results are accordant with actual cases
並將非線性長波傳播模型和緩坡方程,分別應用於非線性作用較摘要強、地形為平底與圓形暗礁的組合這一經典物模實驗,比較了二者應用於小尺度水域范圍內波浪傳播變形的具體差別。分享友人