offshore wave 中文意思是什麼

offshore wave 解釋
近海波
  • offshore : adj. (風等)(從海岸)向海面吹的;離岸的;海面上的。 an offshore bar 濱外沙洲。adv. 向海面;離岸;近海岸。
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  1. They include the ship kelvin wave pattern and wave resistance, the interaction of surface waves with floating bodies, the seakeeping of ships high - speed vessels and offshore platforms, the evaluation of the drift forces and other nonlinear wave effects responsible for the slow - drift responses of compliant offshore platforms and their mooring systems designed for hydrocarbon recovery from large water depths

    這包含了船波和波的阻抗、波和浮體的交互作用、高速行駛船舶與近岸結構物之耐海性、拖曳力評估及其他造成順應式近岸結構物緩慢飄移現象的非線性效應,與結構物設計于深海中以重獲碳氫化合物之錨定系統。
  2. 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。
  3. In coast and offshore engineering, the safety of the structures whose superstructures located in the splash zone such as piled wharves, shore trestles, oil drilling platforms, etc, have great relation to wave slamming

    在海岸和近海工程中,近海採油平臺、樁基碼頭和海上棧橋等上部結構位於浪濺區的建築物的安全與波浪沖擊作用關系極大。
  4. Oceanographic information is indispensable in many activities including astronomical tides for maritime operations, storm surge levels to warn of possible sea flooding and for reclamation projects, and wave heights for shore protection, sea wall design and offshore operations

    例如海上作業要參考潮汐資料和填海工程要考慮風暴潮可能導致的水浸威脅。此外,海岸防護工作、防波堤設計和離岸工程都要應用到海浪高度資料。
  5. Hf radar can measure the sea surface parameters. on oceanography, hf radar can be used in researching the property of ocean wave, supervising the sea status timely, getting offshore wind field picture as well

    它在海洋學上可用於研究海浪性質,能實時監測海況而服務于航海業、海洋工程、海洋警戒、海洋漁業和海洋平臺作業等,還能獲取氣象預報中所需要的海面風場圖。
  6. 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。
  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。
  8. Offshore wave climate

    離岸波況
  9. The analysis for dynamic stability of seabed or offshore foundation under wave loading is of practical significance in the design and construction of offshore and coastal structures

    波浪作用下海床或海洋地基的動力穩定性是近海和離岸工程建築物在設計和建造過程中必須考慮的重要問題之一。
  10. Abstract : the offshore breakwater of dayaowan 1st - phase project adopted “ comb ” structure, which successfully solved the technical problems of both wave absorption and permeation

    文摘:大連大窯灣一期工程的島堤採用梳式結構,成功地解決了既要防浪、又要透流的技術難題。
  11. As a better kind of modeling technology, absorbing wave - maker can solve the problem of multi - reflective waves in hydraulic laboratory, thus improve the precision of hydraulic experiment when model is used to resolve the problems of harbor, offshore and coastal. engineering

    作為一種較新的試驗模擬技術的設備,吸收式造波機可以解決水力學試驗中的多次反射問題,因而在解決港口、海岸及近海工程問題的時候,可以提高模型試驗的實驗精度。
  12. The horizontal load actions of wind, wave, current and ice may cause the offshore platform sliding, and the platform sliding resistance includes soil cohesion, friction and soil resistance, so the bucket foundation platform should be designed to meet the requirements of stability against sliding to ensure the overall stability of platform

    平臺在海上受風、浪、流、冰等水平載荷作用產生滑移,而土壤粘結力、摩擦力和土抗力是平臺的抗滑力,桶基平臺應滿足抗滑穩定的要求,以保證平臺的整體穩定性。
  13. A nonlinear numerical model for wave transformation is established in time domain based on integral equation transformed from two dimensional laplace equation. then the model is applied to compute the linear wave and nonlinear wave deformation in offshore flow field. a new 0 - 1 combined bem ( boundary element method ) is adopted in this thesis to avoid computational errors accumulated with time steps

    本文以波動勢函數的laplace方程的green積分轉換得到的邊界積分方程為基本控制方程,建立了一種新的時域內波浪變形計算的數值模型,籍此對非線性波浪在結構物周圍的波浪形態進行了數值模擬,並通過數值造波水槽內的波浪試驗對數值模擬結果進行檢驗。
  14. Topics include the principles of conservation of mass, momentum and energy ; hydrostatic behavior of floating and submerged bodies ; lift and drag forces ; dimensional anaylsis ; wave forces on ships and offshore platforms ; laminar and turbulent flows

    主題涵蓋質量守恆、動量守恆及能量守恆等原理、浮體及沈體之流體靜力行為、升力、拖曳力、因次分析、船舶及離岸平臺上作用的波力、層流及紊流。
  15. The effects of waves transformation, refraction, diffration, reflection and breaking are all due to the depth of water, varying topography, bottom friction, obstacles and current as waves proceed from offshore to near shore regions. some basic parameters which are relevant to the cost of buildings as well as the type of structures are determined by the wave factors since these projects are placed in near shore area, so it is of great importance to study the regularity of wave transforming

    外海波浪傳入近岸淺水區受水深、地形、底摩擦、障礙物以及水流等因素的影響,會發生變形、折射、繞射、反射和破碎等各種現象,然而大部分海洋及海岸工程位於近岸地區,該地區的波浪要素將是確定工程造價、建築物型式等最基本的參數,因此研究近岸地區波浪的變化規律具有重要意義。
  16. Wave off into shallow waters, seabed by the friction effect change steep wave front, trough ice, water points trajectory showed reciprocating flow, but also to the shore into the flow speed usually return rate greater than offshore, the net result of sediment at the bottom to the shore handling, and was the shock waves on the shore with the water current - riviera online accumulation

    外海波浪傳入近岸淺水區,受到海底的摩擦作用,波鋒變陡、波谷變緩,水質點運動軌跡呈現往復流動,而且向岸進流速度通常大於離岸迴流速度,導致底部泥沙凈向岸搬運,並被激岸浪的上沖水流帶至海濱線上堆積。
  17. ( 3 ) reliability analysis of vibration discomfort of wind - excited buildings was carried out, which presented a reliability - base design formulation that accounted for the uncertainties existed in the dynamic parameters, human response and design methods. ( 4 ) the serviceability - based optimization of tall building was also carried in the chapter and optimization methods and strategies were proposed. the application of ar model in fixed offshore platform was discussed in chapter 6 and chapter 7, which included problems of vibrations induced by sea wave and vibrations induced by sea ice

    論文第六章、第七章研究了煩惱率方法在海洋平臺結構設計中的應用,本章研究表明: ( 1 )合理選擇波浪譜是進行波浪作用下平臺結構振動舒適度分析的前提; ( 2 )平臺結構振動舒適度的設計水準應該考慮到結構的不同設計壽命; ( 3 )平臺冰激振動舒適度的設計水準應該和海冰區劃相結合。
  18. The realization of this scheme not only can improve the working and living condition on the platform but also can prolong its operational life span. this is bond to bring huge economic profit to offshore engineering, so it has a promising future. to validate the effectiveness of this vibration control method experimentally, a real control system is made to control the vibration of an oil platform model under simulated wave loadings and the experiment will be conducted in the next term

    根據理論分析結果,本文後面又針對一個近海平臺的實驗模型給出了該模型在模擬波浪載荷作用下的振動控制系統設計方案,並進行了系統設計,用於將來的實驗模型振動控制實驗,以驗證文中所設計變剛度調諧質量阻尼器對由波浪載荷引起的平臺振動的控制效果。
  19. The primary objective of the present dissertation focuses on the techniques of system identification and vibration control for offshore platforms subjected to wave loading. three efforts are as follows : research on system identification on offshore platforms includes two topics. one is modal parameter identification and the other is the structural parameter identification

    但對海洋結構物而言,這方面的研究卻相對較少,本文是針對海洋平臺結構進行系統辨識和振動控制技術兩方面的研究,主要包含以下幾方面的內容海洋平臺結構系統辨識研究主要包括模態參數識別和結構參數識別。
  20. Problems of the second order multicoloredwater wave diffraction on offshore structures

    二階多色波對結構的繞射問題
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