波浪動能 的英文怎麼說
中文拼音 [bōlàngdòngnéng]
波浪動能
英文
kinetic energy of wave-
On the occasions when they have pushed to shore an unconscious human being they have much more likely done it out of curiously or for sport, as in riding the bow waves of a ship
當他們把不醒人世的落水者推到海岸上時他們可能更多的處於好奇心或者是為了運動，就象他們騎在船頭的波浪一樣。A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )
採用一維2 . 5階湍封閉混合層模式，根據參數化方法對波浪破碎導致的能量耗散率進行了估計，通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響，計算了不同風應力強迫下的混合層流場結構和湍能量收支（下述給出的結果是取風速為20m s得到的） 。What ' s more, we put forward some experienced formulas on the basis of the cortical analysis. the result of the research show that by installing diffluent piers with low ridge, we can eliminate the root of oscillatiny water jump, perfect the energy dissipation effect of water jump, also, we can improve the flow condition of down - stream. the fact that the main flow of down - stream is in the middle, not only effectively lower the speed of the bottom flow in the ridge rear, alleviate the erosion to the river bed, but also avoid the heavy wave resulted from the main flow in the surface, thus improve the surface wave of down - stream obviously. we can work out the body style parameters of diffluent piers with low ridge according to the project flow condition and experience formulas, and then reckon the down - stream surface wave condition for the protected building of the down - stream bank
研究結果表明：設置低坎分流墩后，消除了擺動水躍水舌擺動的根源，提高了水躍的消能效果，改善了下游水流流態。下游水體的主流在中部，既有效的降低了坎后水流底流速，減輕水流對河床的沖刷，又避免了主流位於表面導致波浪過大的結果，下游的水面波浪明顯得到削減。依據經驗公式，可根據工程水流條件設計出低坎分流墩的體型參數，進而估算出下游沿程的水面波浪，為下游岸邊的砌護提供依據。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。Big error exists in the hydrodynamic experiment, especially on dynamic state ; it is more difficult to test the hydrodynamic property of fin stabilizer. so the lift comes from this kind of control method ca n ' t counteract the wave torque perfectly, thereby affecting the stabilizer ' s function
由於鰭的水動力試驗有很大的誤差，特別是在動態條件下鰭的水動力特性測試更是困難，所以這種控制方法產生的鰭升力不能很好地抵消波浪力矩，從而影響了減搖效果。In this paper, management entropy theory and its integrated evaluation system was introduced into enterprises ’ human resource and its management evaluation process, and we revealed the law of the decrease in the efficiency of human resources management systematically when enterprises ’ human resource and its management were under a closed system ; but in an open system, because of the exit of management dissipation and dissipation structure, human resource management system exchange materials, energy and information with the outside world constantly, the rule makes negative management entropy and management entropy showed shiftily in an enterprise
本文將管理熵理論的企業綜合集成評價體系引入到企業人力資源及其管理的評價中，系統地揭示企業人力資源及其管理在封閉系統地狀態下，人力資源管理效率遞減的規律;而在開放系統中，由於管理耗散、耗散結構的存在，人力資源管理系統通過不斷與外界進行物質、能量和信息的交換過程，使得管理負熵和熵處于交替運動的狀態，人力資源及其管理效率呈現波浪式運動的特徵。How to compute the slamming press of ship bow in waves is a complex problem which is not settled completely till now. it involves the dynamic features among air, fluid and structure
如何計算在波浪中運動的船舶底部的砰擊壓力，這是個相當復雜的問題，至今尚未能很好地解決，它涉及到空氣-流體-結構三者之間的動力特徵。From this thesis, it can be stated that the use of observation implement and active cable can produce timely active control to ship in the wave. because active cable can enhance ship ' s ability of anti - siamming but do n ' t affect ship ' s inward capability, it should be given some attention in the application research of active control method in ship structure vibration by slamming
從本文中可以看出，將觀測器和作動器相結合可以對航行於波浪中的船舶結構振動實施適時的主動控制，並且裝上作動器不但不會影響船體本來的性能，而且可以增加其抗波浪砰擊能力，因此主動控制方法在船舶結構砰擊響應控制方面的應用和研究應該給予一定的重視。The sliding mode controller with the line - of - sight ( los ) guidance is adopted for the rudder control to steer the ship in waves with the functions of track keeping and roll reduction, in which the design parameters are optimized from genetic algorithm
配合los導引的滑動模式控制器是以操舵控制的方式，使船隻在波浪中的航跡能維持在既定航線並降低橫搖量，而控制器的設計參數是以基因演演算法來求得最佳化。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。According to the theories of the energy dissipation of wave - water and sediment movement and based on the bottom sediment load formula developed by dou guoren, a formula to calculate the transport of the bottom sediment, which includes the bed load and part of suspended load, under the joint action of waves, tidal currents and wind - currents is derived
摘要根據波動水流能量及泥沙運動原理，參考了竇國仁推導底沙輸沙量的方法，推導出波浪、潮流和風吹流共同作用下的底沙輸沙量（包括推移質和部分懸移質輸沙）計算式。Test rolling table is an analogue equipment, which simulates the motions of a ship disturbed by the wave force, and it serves as the bench simulated ship motions for performance test of the anti - rolling tank
試驗搖擺臺是用於模擬船舶在波浪作用下的運動的一種模擬裝置，為減搖水艙性能試驗提供船舶運動模擬平臺。The analyses of the calculated current fields, wave fields and suspended sediment distributions under normal or typhoon weather show that the model system can preferably reflect hydrodynamic fields and sediment distributions in the yangtze estuary
分析流場、波浪場以及正常和臺風天氣下的懸沙場的計算結果，表明該模型系統能合理地反映長江河口區域的水動力場和泥沙場的分佈。Design procedure of u - shaped anti - rolling tank system is established, and program of scale design for tank is summarized, and an innovation selecting the natural frequency of controlled passive anti - rolling tank is put forward according to variation range of wave frequency, the natural frequency of rolling of a ship and other influencing factors, and causes of formation of tank damping and motion state of water in tank are studied, calculation formula of the u - tube tank damping and design method of tank damping configuration are given, and the influence of tank vertical location within the ship on ship parameters, stabilization performance of tank and water motion in tank is studied
建立了完整的u型減搖水艙系統設計程序；總結了u型減搖水艙尺度設計；提出了根據波浪頻率變化范圍、船舶固有頻率變化范圍和其它影響因素，選取可控被動式減搖水艙固有頻率的新方法；分析了u型減搖水艙阻尼的形成原因，給出了估算水艙阻尼和設計水艙阻尼結構的方法；研究了減搖水艙在船舶中的垂直位置布置對船舶參數、水艙減搖性能和艙內流體運動性能的影響。Several experiments with the developed nwt are carried out to prove its practicability and potential capability, through which it is expected that the developed nwt would find its application in the research on the process of ocean mixing
為檢驗該數值波浪水槽的實用性，對其進行了若干應用試驗，以便顯示該水槽在波動實驗中的應用潛力，並期望能在海洋混合過程及其機理研究中獲得應用。Based on the commonly used strip theory with the extension of taking into account the instantaneous variation of the wetted hull surface during the motion and its effects on the ship hydrodynamic characteristics, this dissertation mainly calculates the ship motions and loads in waves in time domain and elementarily investigates some nonlinear characteristic of ship motion and hydrodynamic coefficient. it is hoped that the research had an engineering value for the predication and evaluation of seakeeping performance in the concept ship design stage
本文基於擴展的切片理論，計入船體運動時濕表面的變化及其對船體流體動力性能的影響，在時域內計算了船舶在波浪中的運動和載荷，並對船舶水動力系數及運動中的一些非線性因素進行了初步的探討，本文的研究對船舶設計階段的耐波性能評估具有工程實用價值。( 4 ) wavy distribution of soil water along hillslope resulted from the fluctuation of runoff, upslope runoff infiltration, lateral downslope flow, and the difference of infiltration rate and evapotranspiration
（ 4 ）土壤水分沿坡面呈「波浪形」分佈是坡面徑流的波動性、上方來水（徑流）的沿程入滲、側向沿坡向下流以及坡面各處入滲性能和蒸發蒸騰作用的差異等綜合作用的結果。Then the three statues advanced towards him with looks of love, and approached the couch on which he was reposing, their feet hidden in their long white tunics, their throats bare, hair flowing like waves, and assuming attitudes which the gods could not resist, but which saints withstood, and looks inflexible and ardent like those with which the serpent charms the bird ; and then he gave way before looks that held him in a torturing grasp and delighted his senses as with a voluptuous kiss. it seemed to franz that he closed his eyes, and in a last look about him saw the vision of modesty completely veiled ; and then followed a dream of passion like that promised by the prophet to the elect
然後，這三尊石像脈脈含情地向他走過來，走到他躺著的床前，她們的腳遮在長袍裏面，她們的脖子是赤裸著的，頭發象波浪似的飄動著，她們那種妖媚的態度即使神仙也無法抗拒，只有聖人才能抵擋，她們的目光里充滿著火一般的熱情，一眨不眨地望著他，象一條赤練蛇盯住了一隻小鳥一樣在這些象被人緊握住的痛苦和接吻似的甜蜜的目光之前，他只能屈服了。S wave and tidal flows are the greatest in europe and i want to ensure we harness these immense natural resources to generate power for the
她繼續說： 「在歐洲范圍內，英國的波浪以及潮汐活動頻率最大，我相信英國能夠應用這些廣闊的自然資源進行發電，再生能源：風能、波浪能About motorwave limited motorwave limited is a hong kong company that was established in 2006. it has developed a series of widely applicable and cost effective renewable energy technologies ranging from wave and wind energy, to power produced from exercise equipment in gyms
Motorwave limited是一間香港公司，創立於2006年，主力發展應用范圍廣?及具成本效益的可再生能源技術，包括波浪能和風能，及運動器材產生的能量。分享友人