系船荷載 的英文怎麼說
中文拼音 [xìchuánhézǎi]
系船荷載
英文
mooring load-
The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull
本文的研究分為二個部分：首先利用frank源匯法計算水動力系數，計算包括不同吃水時的附加質量和阻尼系數，吃水范圍涵蓋了船舶大幅度運動時所有可能的吃水；然後建立和求解船舶大幅度運動方程，在實際計算時一方面考慮了運動模態之間的耦合，另一方面在計算水動力時，考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水動力系數隨吃水瞬時變化，靜浮力的計算精確到船體瞬時濕表面積，最後用四階龍格?庫塔方法在時域內求解船舶運動方程，並進行了載荷計算。In combination with the work of < the design and technical construction rules of flexible dolphin pier in port engineering > of designing institute of water transport of transport, the data of some typical experiments of domestic and international pile foundation were analysed emphatically. through comparion of the relation of p - y curves between single pile and pile group under lateral loading and lateral reciprocating loading, the experience formula of p - y curve of single pile under reciprocating loading role is put forward
本文結合中交水運規劃設計院《港口工程柔性靠船墩設計與施工技術規程》的編制工作，著重分析了國內外幾組典型的試樁資料，通過對比水平靜載單樁、群樁和往復荷載單樁p ? y曲線的關系，提出了往復荷載作用下的單樁p ? y曲線的經驗公式。Firstly, the mathematical models on a large ship undocking numerical simulation forecasting are studied and tested systematically. the ship hydrodynamic forces, the wind, wave and current forces, the shallow water effect and the wall effect are studied in detail. the mathematical model for solving the problem is established
一、論文對大型船舶出塢過程模擬預報數學模型進行了系統的研究與實踐，對涉及船舶出塢過程中船舶水動力、船舶受到的風、浪、流各種環境力、淺水效應和壁岸效應等各種力都進行了深入的分析，採用了ocimf介紹的數學模型，求解環境載荷。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。The electro - hydraulic load simulator of fin stabilizer is physical half - objective simulative system. its function is to simulate, under laboratory conditions, different kinds of hydrodynamic force exerted on the fin stabilizer so as to detect technical performance index of the driving system of fin stabilizer. thus the classical self - destructing all - objective experiment will be converted to half - objective forecasting experiment in laboratory to achieve the aims such as shortening lead time, saving developing funds, enhancing reliability and success proportion
減搖鰭電液負載模擬臺是一種半實物物理模擬系統，其功能是在實驗室的條件下，模擬船舶航行過程中減搖鰭所受的海浪水動力載荷譜，從而檢測減搖鰭驅動系統的技術性能指標，將經典的自破壞全實物實驗轉化為在實驗室條件下的半實物預測性實驗，以達到縮短研製周期、節約研製經費、提高可靠性和成功率的目的。When ships are at their actual voyages the working conditions ( such as loading, depth of drafu ship speed ) and the navigating environments ( such as the sea route, depth of water, wind, wave, current ) are variable to a large extent. the whole during is a procedure of model varying with time nonlinear and large disturbance. the introduction of the intelligent controlling method can contribute to the improvement of automation degree for ship avoiding collision and maneuvering systems
由於船舶的運動在實際的航行過程中隨船舶的工作狀態（如載荷、吃水深度、航速等）及航行環境（如航線、水深、風、浪、流等）的不同而有很大的變化，是一個模型時變、非線性、大幹擾的過程，將智能化控制技術用於其中將會有助於船舶避碰與操縱系統的自動化程度的提高。分享友人