波浪機 的英文怎麼說
中文拼音 [bōlàngjī]
波浪機
英文
ri le machine-
The wave is subscribed by regular and stochastic wave theory. the wave force acting on the offshore platform is calculated by the morison equation
分別採用規則波理論和隨機波理論描述海浪模型，通過線性化的morison方程計算平臺承受的波浪力。Especially for ship and ocean - platform structure, there are a lot of stochastic factors affecting their design, for example, wave, tidewater and wind which act on the ship surface are indeterminate ; material data and dimension data provided may be not completely consistent with that of real structure ; some hypothesis, for convenience and simplification, make the calculation model is not the same as the real structure
特別對船舶與海洋平臺等結構，影響結構設計的隨機因素很多，例如作用在船舶上的波浪、潮水和風荷載都是不確定的；結構中用的材料物理性能數據可能與提供的有所差異；名義尺寸也可能與實際結構不完全一致；計算中引進的一些假設，也會使計算模式與實際情況有所偏離等等。Firstly, a representative wind and wave model, which could both simulate the main characteristics of wig over sea waves and be suitable for numerical calculation, is presented. the model completely considers the fully nonlinear effect of wave surface on the wavy air flow, separates the disturbance of wave surface from the wing - air wave interaction flow, and overcomes the numerical calculation difficulties due to the large difference of dimensions between wing and water waves
首先針對機翼在風浪中的非定常非線性氣動力問題，提出了一個既能夠反映風浪場主要特徵又適合於數值計算的風浪場模型，該模型完整地考慮了波浪表面對氣流場的全非線性影響，使波面對流場的擾動分離出來，消除了機翼和波浪幾何尺度上的巨大差異帶來的數值計算上的困難。Finally, the paper introduces the test of wave simulation by wave - making system that has improved. the test data indicate that it is able to competent at wave simulation of sea wave spectrum for shipmodel test, we have changed the situation that the wave - making system ca n ' t simulated sea waves. and have established the foundation for the quality of improving the scientific research of our school and experiment teaching further
最後，本文介紹了對改造后的造波系統進行波浪模擬測試情況，試驗數據表明，該造波機經過升級改造，完全可以勝任對船模耐波性試驗所要求的海浪譜的模擬，並且還可以根據需要模擬任意的海浪譜，模擬精度達到試驗要求。The results show that the interface between the cultivated layer and the plough sole in the soil profile was undulated under the current cropping system mainly using small - sized four - wheeled tractors and flat under the cropping system of deep plowing annually in the fall
結果發現，現行的以小四輪拖拉機為主要動力的耕作制度下，土壤剖面中耕層與犁底層的界面為「波浪型」 ，而年年進行秋翻的玉米田，其耕層與梨底層的界面為「平面型」 。Long parts, ( such as axis, pole and so on ) varying along the profiled bar direction by the length or by a certain rule can be shortened to represent, and the broken part shall be represented by waved line or zipped lines, as shown in fig. 13
較長的機件（軸、桿、型材等）沿長度方向的形狀相同或按一定規律變化時，可斷開后縮短繪制，斷開后的結構應按實際長度標注尺寸；斷裂邊界可用波浪線、雙折線繪制，如圖13所示。This paper applies ittc single - parameter ocean wave spectrum to simulate a random long - crested ocean wave according to statistics superposition theory and real - time simulate disturbance on the ship by random wave. it simulates roll and pitch of the ship in random wave in the time domain and gains roll angle ( t ) and pitch angle ( t ) signal of ship rolling movement
本文根據統計疊加理論，採用ittc單參數標準海浪譜模擬模擬實際的長峰波隨機海浪，進而實時模擬長峰波隨機海浪對船舶的隨機擾動，對船舶在海浪中的橫搖和縱搖運動進行了時域模擬，得到船舶搖蕩運動的橫搖角信號（ t ）和縱搖角信號（ t ） 。Further research suggests that waves stir sediments and tidal currents transport the sediments, and waves and tidal current are combined into the dominant dynamic mechanism of coastal erosion, of which tidal residual current takes and transports sediment outward, thus it causes sediment to wane in the coast
進一步結合波、流動力的對應分析認為，波浪以掀沙為主，潮流以輸沙為主，波浪和潮流的聯合作用是飛雁灘海岸侵蝕的主要動力機制，其中潮流主要通過餘流攜沙外輸，造成近岸泥沙虧損。Simulating random movement of sea wave in the wave basin and making researchs into the action of sea wave on coastal and offshore structures could provide the reliable basis for engineering design and scientific experimentation
在實驗水池中模擬海上多向不規則波浪的隨機運動現象，進而研究波浪對海洋工程與港口建築物的作用，可為工程設計與科學實驗提供可靠的依據。Approach of wave generation by snake - type multidirectional irregular wave maker and properties of waves
蛇形多向不規則波造波機波浪產生方法及特性And the similarities and differences between the properties of regular wave impact pressure and that of the irregular wave impact pressure are discussed
比較碼頭面板所受的隨機波浪沖擊作用和規則波沖擊作用的異同點。Joe aguirre, wavy hair the color of cigarette ash and parted down the middle, gave them his point of view
喬留著一頭中分的煙灰色波浪發，在給他倆面授機宜。Then a simplified computational modal of damping isolation systems is established for a platform structure, and the relationships between the parameters of isolation layer and structural damping ratio, including their vibration - suppressed effect on the whole structure and the relative displacement of isolation layer are studied, and the simulation analysis under several representative load case of random wave force and earthquake affairs is performed. under random wave force, using complex mode theories, non - classically damp problems considering the interaction between the structure and wave, lying in deepwater, are studied. and the resolution solution of structural response are achieved. the results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms
針對某一典型平臺結構，建立了海洋平臺結構阻尼隔振體系簡化計算模型，進行了波浪荷載工況和地震工況的數值模擬，研究了隔振參數與結構阻尼比的關系以及它們對結構整體和隔振層層間相對位移的控制效果，運用復模態理論研究了位於較深水位的固定式導管架海洋平臺在隨機波浪力作用下考慮結構與波浪相互作用時運動方程中非經典阻尼的解耦問題，獲得了結構響應的解析解。Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones
本論文主要是在總結國內外研究成果基礎上，從波浪與水流共同作用下海床上直立大直徑圓柱建築物周圍的局部沖刷機理出發，研究和探討了圓柱周圍的沖淤形態；分析各種海洋環境參數對最大沖刷深度的影響，並利用已取得的實驗資料，採用量綱分析原理和多元線性回歸分析方法，建立一個波流共同作用下海床上直立大直徑圓柱建築物周圍的最大沖刷深度計算公式。What eventually won over even the most diehard sceptics were images of the random way the beads were embedded in the layers of rock rather than sorted by size, as they would have been by wind or waves
終于，圖像中嵌入石層的小球呈隨機分佈，而非像在有風或波浪參與時，應呈現的按大小排列這一事實，使最頑固的懷疑者也不得不繳械了。We analyze the energy balance equations for mean flow, turbulence and wave motion in the ocean surface mixed layer, and discuss the wave - turbulence interaction involved. the observed phenomena, in which vertical turbulence mixing and turbulence dissipation are enhanced by the action of breaking wave, are explained
以現有的理論研究為基礎，通過分析海洋上混合層中考慮波浪運動的能量平衡方程，探討了混合層中波?湍相互作用的物理機制，並對波浪破碎導致混合層內湍流混合加強和耗散增加的現象進行了分析。The primary incident wave period has a minor effect on the long period oscillations in hwa - lien harbor, and the incident wave energy merely acts as an amplifier affecting the magnitude of the oscillations
顯示其發生機制中，波浪的主頻相關性不大，而波浪能量可能僅是增幅的作用；並非臺風波浪作用才會發生長周期振蕩。Generally speaking, exterior excitations that act on structure such as earthquake and wind wavelet, etc. are markov procedure. the random response of structure as well as exterior excitations is markov procedure
一般來說，結構受到的外激勵（地震、風波浪等）屬于markov過程，結構的隨機反應也屬于markov過程。Based on the experimental results for different wave height, wave period and the relative clearance of underside of the wharf deck, the properties of wave impact pressure on wharf deck are studied. the distribution of impact pressure along the underside of the deck model is analyzed. the influence of different incident wave parameters, structure dimension and relative clearance s / h1 / 3 on the impact pressure is discussed
通過對不同波浪參數、結構物尺度、結構物與靜水面的距離等情形的試驗結果的比較分析，研究隨機波浪對不同接岸型式碼頭面板的沖擊壓力特性，分析波浪沖擊壓力沿碼頭面板底面的分佈規律，討論入射波要素、結構物尺度、結構物相對凈空等要素對碼頭面板底面所受的沖擊壓力的影響規律，給出便於工程應用的計算波浪沖擊壓力的經驗公式。The chicago tribune recently listed a few of these plums : boston university, for instance, has a big pool with a wave machine, so young scholars can jump waves with their boogie boards
芝加哥論壇報最近列出其中幾家招生好康福利：比如說，波士頓大學有一個裝備波浪機的大水池，年輕學子可以乘著沖浪板板沖浪。分享友人