2024海上风电项目设计案例

海上风电项目设计案例IfandwhenpriceauctionsareimplementedinChina….letusworktogethertomeettherequirementforlowerpricesofthe

electricity如果中国的海上风电项目施行竞价招标….让我们一起努力，满足低上网电价的要求Acasestudyaboutoptimizationofthedesignpartofa

project一个海上风电项目设计优化的案例研究2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

2018RAMBOLL

WIND/RAMBOLL风电13,000staffengineering

consultant/13,000名工程顾问员工300staffwithinwindenergyengineering/300名员工从事风能工程咨询Multidisciplinary

engineering

within

wind/提供风能多学科工程咨询Detaileddesignformorethan50offshoreprojects

Worldwide/全球范围内完成超过50个海上风电项目的详细设计Detaileddesignfor11offshore

transformerplatforms/完成11个海上升压站平台的详细设计DetailedDesignfor4Chineseoffshore

windprojects/完成4个中国海上风电项目的详细设计CooperationwithChinesedesigninstitutes,ChinesecontractorandChineseTurbineVendors/与中国的设计院、承包商和风机供应商合作ChinesenationalwindengineerinourofficeinShanghai/上海办公室雇佣中国风能工程师PROJECT

INFORMATION.

CURRENT

DESIGN/项目信息.当前设计General

information

fromclient/客户提供的基本信息:Distance

to

shore:28kmto

42km

/

离岸距离：28km~

42kmWater

depths:

23m

to

32m

/

水深：

23m~

32mDepthofuppersiltlayer,measuredfromtheseabedlevel:3mto12m

/上层淤泥层厚度：

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

/

风电机组：5~

6MW3叶片上风向风机，总装机容量为300MWWind

turbine

foundations

info.

received

fromclient/客户提供的风机基础信息:Plannedfoundationtype:Jackets,four-leggedapprox.weight890tonsFoundationpiles:Averageweightofasinglepileis210tonsandlength85m)

/

拟采用基础类型：四桩导管架基础，导管架平均重量890吨，4个小桩平均重量210吨，长度85mFoundation

type

suggested

by

Ramboll:

Monopiles/Ramboll建议基础类型：单桩基础Offshore

Substation

info.

received

from

client

/客户提供的海上升压站信息:Foundation

type:Jacket,

four-legged.

Approx.

weight

2100tons

/

基础类型：四桩导管架基础，大概重量2100吨Foundationjacketpiles:Averageweightofsinglepile160tonsand

length82m

/

导管架基础桩：单个桩平均重量160吨，长度82mTopside:

Totalweight

Approx.

3500

tons

/

上部组块：总重量约为3500吨POTENTIAL

SAVINGS

ON

WTG

FOUNDATIONS/风机基础潜在优化MostimportantWTGFoundationsavings/最重要的风机基础优化工程量:Substitutingjacketsbymonopilesachievingreducedsteelcostandinstallation

cost

savings./单桩基础取代导管架基础降低钢材成本和施工成本。Monopileweightwillbeinthesameorderofmagnitudeasthetotalpinpileweight,andtherebysavethecostsoftheentirejacket,savingsome600to700tonsofsteelperturbine

position./单桩基础的重量与导管架4个小桩的总重量近似，因此可以节约整个导管架的重量，每个风机机位可以节约600~700吨钢材。Acceleratethefabricationandinstallation

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

FOUNDATIONSDETAILEDDESIGN/单桩基础的详细设计SavingsachievedbyDetailedDesignoftheprimarysteelformonopilefoundations/单桩基础主体钢结构的详细设计降低成本:Load

iterations

forseveral

turbine

positions

in

the

wind

farm./选择风电场中几个不同的机位进行载荷迭代。Individualdesignforeachturbinepositioninordertooptimize

steelconsumption./为节约钢材，每个机位基础进行单独设计。Individual

design

of

each

steel

cansection

of

the

monopiles./单桩基础的每个筒节截面进行单独设计。Optimizationofnumberofcircumferentialweldsbetweencansectionsofthe

monopiles./优化单桩基础不同筒节之间的环焊缝。SCFfactors

for

attachment

welds

to

the

primary

steel./主体钢结构上焊接预埋件的应力集中系数计算。Driveability

analysis

forthe

individual

monopiles

to

save

fatigue

life./每个单桩基础单独进行可打性分析确保疲劳损伤的安全性。POTENTIALSAVINGSONOFFSHORE

SUBSTATION/海上升压站潜在优化Expectedsteelsavingscomparedtotheexisting300MW

design/与当前300MW设计相比，预计可节省工程量:Jacket~500

tons/导管架基础~500吨Topside~700to~1000tons/上部组快~700至~1000吨2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

20183.

POTENTIAL

SAVINGS

CONT./潜在优化比较COMPARISON

BETWEENARAMBOLL450MWOSS(FIG.1)

ANDTHE300MWOSS

(FIG.2)TRUESCALE

/RAMBOLL

450MW上海上升压站(FIG.1)

和当前300MW海上升压站(FIG.2)比较基于真实比例模型Fig.1ARamboll450MW

OSSDesign/Ramboll

450MW

海上升压站设计Fig.2

Existing

300MWOSS

Design/当前300MW海上升压站设计2018OFFSHOREWINDSUMMIT

FUZHOUJUNE14,

20183.

POTENTIAL

SAVINGSCONT./潜在优化比较COMPARISON

BETWEENARAMBOLL450MWOSS(FIG.1)

ANDTHE300MWOSS

(FIG.2)-

TRUESCALE

/RAMBOLL

450MW上海上升压站(FIG.1)

和当前300MW海上升压站(FIG.2)比较-

基于真实比例模型Fig.1ARamboll450MWDesign/Ramboll

450MW设计Total

weight:

2500t

(5,6tons

perMW)

/总重量:2500吨

(5.6吨/MW)Decksize:17mx33

mJacket,

four-legged.

Approx.

1600tons

/甲板面积：

17mx

33m，四桩导管架基础，重量约为1600吨Fig.2

Existing300MW

Design/当前300MW设计Total

weight:

3500t

(11,7tons

perMW)/总重量：3500吨（11.7吨/MW）Decksize:41mx43

mJacket,

four-legged.

Approx.

2100tons/甲板面积：41mx

43

m，四桩导管架基础，重量约2100吨POTENTIAL

SAVINGS

FOR

THE

OSS

–VISUALIZATION/海上升压站潜在优化

–

视觉Ramboll‘sprojectedOSSsize(Green)positionedinsidetheinitialconceptualdesign(White)/Ramboll设计的海上升压站尺寸（绿色）位于最初的概念设计升压站（