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1、drawingandship’Sparameters，wave’sparameters，seaconditionschanging，andalsoincludingsavingdata．Thesystemisa3Dsimulationsoftware；italsorealizesthree-dimensionaldisplay．Basedonthesystemwehavecreatedbefore，simulationanalysisforthemotionsofrolling，pitchingandheavinghasbeend
2、one．Alotofsimulatingcurvesforthemotionsofrolling，pitchingandheavingdrawnaredividedintothreeconditionstodiscuss．ThefirstiSinthesameseaconditionbutdifferentwaveangles，thesecondisinthesameseaconditionbutdifferentshipvelocities，andthethirdisinthedifferentseaconditionsbutt
3、hesamewaveangle．Byalargenumberofcurveswereanalyzed，alotoflawsforship’Smotionsofmanykindsof‘{々。，fjt{_毋≮，≯哈爾濱T程大學(xué)碩+學(xué)位論文目錄第1章緒論???????????????????????????11．1課題的背景及意義?????????????????????11．2課題的研究現(xiàn)狀??????????????????????21．2．1船舶運(yùn)動數(shù)學(xué)模型的研究現(xiàn)狀?????????????“21．2．2船舶在風(fēng)浪中運(yùn)動仿真工作
4、研究現(xiàn)狀??????????一31．3課題的研究內(nèi)容??????????????????????5第2章船舶運(yùn)動數(shù)學(xué)模型?????????????????????72．1船舶運(yùn)動方程???????????????????????·72．1．1坐標(biāo)系及運(yùn)動學(xué)物理量之間的關(guān)系???????????一72．1．2運(yùn)動方程式的建立??????????????????·102．1．3運(yùn)動參量的無因次化?????????????????132．2裸船體上的流體動力及力矩計(jì)算模型????????????“142．2．1慣性類流體動力及力矩模型?
5、?????????????152．2．2粘性類流體動力及力矩模型??????????????192．3螺旋槳及主機(jī)特性計(jì)算模型????????????????-．272．3．1螺旋槳推力及轉(zhuǎn)矩計(jì)算模型??????????????272．3．2螺旋槳處伴流系數(shù)和推力減額系數(shù)的計(jì)算????????272．3．3螺旋槳推力系數(shù)和轉(zhuǎn)矩系數(shù)的計(jì)算???????????292．3．4主機(jī)特性計(jì)算模型??????????????????302．4舵及舵機(jī)特性計(jì)算模型???????????????????322．4．1考慮螺旋槳、船體對舵的干涉時(shí)
6、正壓力的計(jì)算??????322．4．2舵處來流有效流速及有效沖角的計(jì)算??????????·332．4．3其它舵系數(shù)的計(jì)算????：??????????????352．4．4舵上流體動力、力矩和舵機(jī)模型????????????362．5本章小結(jié)????????????????????????一36第3章海浪干擾力模型?????????????????????”373．1規(guī)則波?????????????????????????”37廣√哈爾濱_T程人學(xué)碩十學(xué)位論文3．1．1規(guī)則波數(shù)學(xué)模型???????????????????373．
7、1．2波浪干擾力和力矩??????????????????4l3．2不規(guī)則波?????????????????????????453．2．1二維不規(guī)則長峰波海浪模型??????????????463．2．2三維不規(guī)則短峰波海浪模型??????????????463．3海浪譜密度公式?????????????????????··473．3．1P．M譜?????????????????????????????473．2．2ITTC譜?????????????????????????????·483．2．3短峰波海浪方向譜???????
8、???????????493．4本章小結(jié)????????????????????????··50第4章船舶運(yùn)動仿真軟件系統(tǒng)設(shè)計(jì)????????????????“5l4．1系統(tǒng)的結(jié)構(gòu)設(shè)計(jì)?????????????????????”514．1．1船舶運(yùn)
