2024海上風電項目設計案例

海上風電項目設計案例IfandwhenpriceauctionsareimplementedinChina….letusworktogethertomeettherequirementforlowerpricesofthe

electricity如果中國的海上風電項目施行競價招標….讓我們一起努力，滿足低上網電價的要求Acasestudyaboutoptimizationofthedesignpartofa

project一個海上風電項目設計優(yōu)化的案例研究2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

2018RAMBOLL

WIND/RAMBOLL風電13,000staffengineering

consultant/13,000名工程顧問員工300staffwithinwindenergyengineering/300名員工從事風能工程咨詢Multidisciplinary

engineering

within

wind/提供風能多學科工程咨詢Detaileddesignformorethan50offshoreprojects

Worldwide/全球范圍內完成超過50個海上風電項目的詳細設計Detaileddesignfor11offshore

transformerplatforms/完成11個海上升壓站平臺的詳細設計DetailedDesignfor4Chineseoffshore

windprojects/完成4個中國海上風電項目的詳細設計CooperationwithChinesedesigninstitutes,ChinesecontractorandChineseTurbineVendors/與中國的設計院、承包商和風機供應商合作ChinesenationalwindengineerinourofficeinShanghai/上海辦公室雇傭中國風能工程師PROJECT

INFORMATION.

CURRENT

DESIGN/項目信息.當前設計General

information

fromclient/客戶提供的基本信息:Distance

to

shore:28kmto

42km

/

離岸距離：28km~

42kmWater

depths:

23m

to

32m

/

水深：

23m~

32mDepthofuppersiltlayer,measuredfromtheseabedlevel:3mto12m

/上層淤泥層厚度：

3m~12mWindturbine:5to6MWclassthree-bladedup-windturbines.300MWintotal

/

風電機組：5~

6MW3葉片上風向風機，總裝機容量為300MWWind

turbine

foundations

info.

received

fromclient/客戶提供的風機基礎信息:Plannedfoundationtype:Jackets,four-leggedapprox.weight890tonsFoundationpiles:Averageweightofasinglepileis210tonsandlength85m)

/

擬采用基礎類型：四樁導管架基礎，導管架平均重量890噸，4個小樁平均重量210噸，長度85mFoundation

type

suggested

by

Ramboll:

Monopiles/Ramboll建議基礎類型：單樁基礎Offshore

Substation

info.

received

from

client

/客戶提供的海上升壓站信息:Foundation

type:Jacket,

four-legged.

Approx.

weight

2100tons

/

基礎類型：四樁導管架基礎，大概重量2100噸Foundationjacketpiles:Averageweightofsinglepile160tonsand

length82m

/

導管架基礎樁：單個樁平均重量160噸，長度82mTopside:

Totalweight

Approx.

3500

tons

/

上部組塊：總重量約為3500噸POTENTIAL

SAVINGS

ON

WTG

FOUNDATIONS/風機基礎潛在優(yōu)化MostimportantWTGFoundationsavings/最重要的風機基礎優(yōu)化工程量:Substitutingjacketsbymonopilesachievingreducedsteelcostandinstallation

cost

savings./單樁基礎取代導管架基礎降低鋼材成本和施工成本。Monopileweightwillbeinthesameorderofmagnitudeasthetotalpinpileweight,andtherebysavethecostsoftheentirejacket,savingsome600to700tonsofsteelperturbine

position./單樁基礎的重量與導管架4個小樁的總重量近似，因此可以節(jié)約整個導管架的重量，每個風機機位可以節(jié)約600~700噸鋼材。Acceleratethefabricationandinstallation

schedule./減小加工制造和施工周期。Jacket MonopileMONOPILE

FOUNDATIONSDETAILEDDESIGN/單樁基礎的詳細設計SavingsachievedbyDetailedDesignoftheprimarysteelformonopilefoundations/單樁基礎主體鋼結構的詳細設計降低成本:Load

iterations

forseveral

turbine

positions

in

the

wind

farm./選擇風電場中幾個不同的機位進行載荷迭代。Individualdesignforeachturbinepositioninordertooptimize

steelconsumption./為節(jié)約鋼材，每個機位基礎進行單獨設計。Individual

design

of

each

steel

cansection

of

the

monopiles./單樁基礎的每個筒節(jié)截面進行單獨設計。Optimizationofnumberofcircumferentialweldsbetweencansectionsofthe

monopiles./優(yōu)化單樁基礎不同筒節(jié)之間的環(huán)焊縫。SCFfactors

for

attachment

welds

to

the

primary

steel./主體鋼結構上焊接預埋件的應力集中系數計算。Driveability

analysis

forthe

individual

monopiles

to

save

fatigue

life./每個單樁基礎單獨進行可打性分析確保疲勞損傷的安全性。POTENTIALSAVINGSONOFFSHORE

SUBSTATION/海上升壓站潛在優(yōu)化Expectedsteelsavingscomparedtotheexisting300MW

design/與當前300MW設計相比，預計可節(jié)省工程量:Jacket~500

tons/導管架基礎~500噸Topside~700to~1000tons/上部組快~700至~1000噸2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

20183.

POTENTIAL

SAVINGS

CONT./潛在優(yōu)化比較COMPARISON

BETWEENARAMBOLL450MWOSS(FIG.1)

ANDTHE300MWOSS

(FIG.2)TRUESCALE

/RAMBOLL

450MW上海上升壓站(FIG.1)

和當前300MW海上升壓站(FIG.2)比較基于真實比例模型Fig.1ARamboll450MW

OSSDesign/Ramboll

450MW

海上升壓站設計Fig.2

Existing

300MWOSS

Design/當前300MW海上升壓站設計2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

20183.

POTENTIAL

SAVINGSCONT./潛在優(yōu)化比較COMPARISON

BETWEENARAMBOLL450MWOSS(FIG.1)

ANDTHE300MWOSS

(FIG.2)-

TRUESCALE

/RAMBOLL

450MW上海上升壓站(FIG.1)

和當前300MW海上升壓站(FIG.2)比較-

基于真實比例模型Fig.1ARamboll450MWDesign/Ramboll

450MW設計Total

weight:

2500t

(5,6tons

perMW)

/總重量:2500噸

(5.6噸/MW)Decksize:17mx33

mJacket,

four-legged.

Approx.

1600tons

/甲板面積：

17mx

33m，四樁導管架基礎，重量約為1600噸Fig.2

Existing300MW

Design/當前300MW設計Total

weight:

3500t

(11,7tons

perMW)/總重量：3500噸（11.7噸/MW）Decksize:41mx43

mJacket,

four-legged.

Approx.

2100tons/甲板面積：41mx

43

m，四樁導管架基礎，重量約2100噸POTENTIAL

SAVINGS

FOR

THE

OSS

–VISUALIZATION/海上升壓站潛在優(yōu)化

–

視覺Ramboll‘sprojectedOSSsize(Green)positionedinsidetheinitialconceptualdesign(White)/Ramboll設計的海上升壓站尺寸（綠色）位于最初的概念設計升壓站（