波浪運動理論 的英文怎麼說

中文拼音 [làngyùndònglún]
波浪運動理論 英文
theory of wave motion
  • : 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...
  • : Ⅰ名詞1 (波浪)wave; swell; billow; breaker 2 (像波浪起伏的東西) things undulating like waves 3...
  • : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
  • : 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...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 波浪 : wave
  • 運動 : 運動[舊時用語] arrange things or get things done through pull
  • 理論 : theory
  1. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片建立迎規則中船舶非線性方程,通過時域步進求解獲得船舶剛體的穩定時歷,進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射壓力、繞射壓力、輻射壓力和沖擊壓力諸分量。
  2. Super - resolution spatial spectrum estimation is applied in this dissertation to realize bearing resolution by utilizing the different bearings between targets and first - order sea echoes. the simulation of radar echoes in one resolution cell is presented based on the theoretically analyzing hf sea clutter sea clutter reflection characteristic and sea echo spectrum stretching mechanics

    本文從分析高頻海雜反射特性以及平臺引起海展寬機入手,建立便於研究的一階展寬的海雜和二階海雜模型;在分辨單元上對雷達回信號進行了模擬。
  3. Under the assumption of linear ocean waves, and in the light of the theoretical framework about the probabilistic distribution of wave characteristics ( sun fu 1988 ), several probabilistic distributions of wave characteristics that is necessary for the estimation of breaking probability and whitecap coverage are derived. afterwards, the models of breaking probability and whitecap coverage are set up with these distributions in addition to the kinematical criterion

    在線性海假設下,基於孫孚( 1988 )關於三維海要素統計分佈的框架,具體給出二維海峰處質點水平速度和表觀相速的聯合分佈等分佈函數,在此基礎上,根據學判據,分別建立起風破碎率和白覆蓋率的模式。
  4. 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,採用ittc單參數標準海譜模擬模擬實際的長峰隨機海,進而實時模擬長峰隨機海對船舶的隨機擾,對船舶在海中的橫搖和縱搖進行了時域模擬,得到船舶搖蕩的橫搖角信號( t )和縱搖角信號( t ) 。
  5. 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

    本文將管的企業綜合集成評價體系引入到企業人力資源及其管的評價中,系統地揭示企業人力資源及其管在封閉系統地狀態下,人力資源管效率遞減的規律;而在開放系統中,由於管耗散、耗散結構的存在,人力資源管系統通過不斷與外界進行物質、能量和信息的交換過程,使得管負熵和熵處于交替的狀態,人力資源及其管效率呈現的特徵。
  6. There is nearly no research on using active control method to reduce ship structural vibration stirred by slamming. this thesis studied theoretically on active cable and active tuned mass damper which were designed on the base of lqr theory. then the thesis studied concretely on the validity of active cable by an example

    文對船舶結構砰擊響應的主控制方法進行了研究,主要對基於線性二次型最優控制原設計出來的主纜作器和主式調諧阻尼器兩種控制器做了和作器構成上的探討,並進一步研究了主纜作用於船舶因砰擊引起的結構振控制的有效性。
  7. 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,用復模態研究了位於較深水位的固定式導管架海洋平臺在隨機力作用下考慮結構與相互作用時方程中非經典阻尼的解耦問題,獲得了結構響應的解析解。
  8. 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

    以現有的研究為基礎,通過分析海洋上混合層中考慮的能量平衡方程,探討了混合層中?湍相互作用的物機制,並對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。
  9. In the last chapter, the submarine motion tendencies under first order and second order wave force actions are illustrated through theory analysis and simulations, which established the foundation for studying the design of autopilot control system under wave force disturbances

    最後本文從、模擬兩個方面分析和顯示了艇體在一階、二階力作用下的趨勢,從而為研究潛艇近水面力干擾下的潛艇自舵設計奠定了基礎。
  10. Solution of nonlinear ship motion equations in oblique regular seas. in this thesis, a new method is presented about calculating nonlinear ship motion responses in oblique seas based on minimized theory

    哈爾濱工程大學博士學位文關于斜中非線性船舶方程的求解:本文提出了按極小化原確定斜規則中船舶非線性響應的新方法。
  11. Applying the method studied in this thesis, theoretical calculation of certain container ship in regular wave has been done on ship motion and hydrodynamic pressure. it also has the results compared with those obtained under multipole conditions in the model tests. as a consequence, we abstract some characteristics of the distribution of instantaneous hydrodynamic pressure on ship wet surface, and the distribution changes with forward speed and wave parameters

    利用本文方法對某集裝箱船進行了規則中的船舶和水壓力的計算,並與船模水池試驗所提供的多狀態的壓力分佈數據相比較,得出船體表面瞬時壓力的分佈及其隨航速和參數變化的某些規律。
  12. 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,計入船體時濕表面的變化及其對船體流體力性能的影響,在時域內計算了船舶在中的和載荷,並對船舶水力系數及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性能評估具有工程實用價值。
  13. Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely

    在流對的作用討中,依據的射線和由變分原導出的作用量守恆定律,闡明了穩定數矢量的無旋條件與費馬原的等價性,扼要討了背景流場影響海學效應和力學效應,首次指出水位(包括天文潮位與風暴潮位)變化對海成長與消衰的影響,為流潮聯合數值模式的發展提供必要的依據。
  14. Based on the potential theory, linear and fully nonlinear aerodynamic forces and motions of a wing flying above sea - waves are studied numerically. and the effects of the characteristic parameters of wing and sea waves on the aerodynamic forces are acting on the wig are analyzed systematically in this thesis

    本文基於勢流計算研究了二維和三維機翼在風中的線性和全非線性氣力及其響應,全面分析了機翼和的特徵參數對氣力的影響,得出了很多有意義的結果。
  15. Theory of ship motion in waves

    船舶在
  16. A new viewpoint to the albatross ' s high performance of flight near wave surface is presented in this paper. how the albatross can realize it high performance flight above waves by taking advantage of wavy effect and boundary effect is illustrated in details

    研究了信天翁在上飛行時的氣力和,對信天翁在風中高效飛行的機提出了新的見解,詳細證了信天翁利用效應和壁面效應在風場中實現低能耗飛行的原因。
  17. Theory of wave motion

    波浪運動理論
  18. Presently, the strip theory has become an ordinary and utility method for the calculation and prediction of ship motions and loads in waves, because of its virtues that other methods are beyond compare

    切片具有其它方法無法比擬的優點,目前已成為船舶在和載荷計算和預報的一種常規的實用手段。
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