KeywordsandExpressionsCriteria:规范、标准Hurricane:飓风Categories:类别Circulationalcurrents:环流Loop:环、回路Astronomical:天文的API:美国石油协会Extratropicalcyclone:温带气旋Currentisacommonoccurrenceintheopenocean.Thecurrentattheseasurfaceismainlyintroducedbythewindeffecto...[继续阅读]

    KeywordsandExpressionsThelowestastronomicaltide:最低天文大潮Thehighestastronomicaltide:最　高天文大潮Meanstillwaterlevel:平均静水面　12.1　WaterDepthThewaterdepthatanyoffshorelocationconsistsofastationarycomponentandatime-varyingcomponent.Thevariationsareduetoastronomicaltid...[继续阅读]

    KeywordsandExpressionsViolate:违反、违背Thestill-waterlevel:静水面Sinusoidally:正弦函数Progressivewave:行进波Flatbottom:平底Intermediatewaterdepth:有限水深RAO(responseamplitudeoperator):单位振幅运动响应因子Hyberbolicfunction:双曲线函数Iteration:迭代Quantity:变量...[继续阅读]

    KeywordsandExpressionsRough:恶劣Irregularwaves:不规则波浪Theirregularwavesurfacecanberegardedasthecompoundofalargenumberofsmallwaves.Eachcomponentwavewillhaveitsownlengthandheight.Iftheywerealltravellinginthesamedirectiontheirregularpatternwouldbeconstantacrosst...[继续阅读]

    KeywordsandExpressionsOceanographic:海洋学的Knot:节Jonswappeaknessparameter:Jonswap谱谱峰因子Thedesigncriteriaforaspecificplatformshouldreflecttherisksinvolved.Theearlydesignguidelinesuchas,APIRP2A(1993)hadrecommendedtheworkingstressdesign(WSD)basedonasinglemaximum...[继续阅读]

    KeywordsandExpressionsEquilibriumposition:平衡位置Transverse:横向Diffraction/radiationtheory:辐射/绕射理论Sixdegreesoffreedom:6个自　由度Morisonequation:莫里森方程Longitudinal:纵向Non-linear:非线性16.1　IntroductionLoadsaredifferentiatedbetweenstaticanddynamic.Thestaticloa...[继续阅读]

    KeywordsandExpressionsFlow:流体Reynoldsnumber=Re:雷诺数VIV:涡激振动Inthedesignofoffshorestructures,currentisgenerallyconsideredtime-invariantrepresentedbyitsmeanvalue.Thecurrentstrength,however,mayhaveavariationwithwaterdepth.Thecurrentintroducesavaryingpressuredi...[继续阅读]

    KeywordsandExpressionsSubmerged:水中、水下的Acceleration:加速度Kinematics:运动学Free-stream:自由流动Asimpleharmonicmotion,theflowaroundthecylinderwillbemorecomplexthanthesteadyflow.Inasimplifieddescriptionwecansaythattheoscillatoryflowoveronecyclewillchangethelow-pressur...[继续阅读]

    KeywordsandExpressionsDecade:十年Bow:船头Hawser:缆索Drawback:缺点、劣势Valid:有用的Irrotational:无旋的Eulerian:欧拉Bernoulli:伯努利Haskindrelation:Haskind关系Harmonic:谐波,简谐19.1　IntroductionUptillafewdecadesago,themooringofshipshasbeenmainlyamatterofpracticalexperienc...[继续阅读]

    KeywordsandExpressionsSingle-pointmooring:单点系泊系统Fixtower:固定塔架式CALM(catenaryanchorlegmooring):悬链锚腿系泊SALM(single-anchorlegmooring):单锚腿系泊Turret:转塔Articulatedloadingplatform:铰接式平台Weathervanes:风向标Helideck:直升机甲板Buoys:浮筒Turretmoor...[继续阅读]