Article(id=1152342294218240253, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1152342291831681269, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1699372800000, receivedDateStr=2023-11-08, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1752669412426, onlineDateStr=2025-07-16, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752669412426, onlineIssueDateStr=2025-07-16, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752669412426, creator=13701087609, updateTime=1752669412426, updator=13701087609, issue=Issue{id=1152342291831681269, tenantId=1146029695717560320, journalId=1146119893612605453, year='2025', volume='43', issue='5', pageStart='569', pageEnd='710', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1752669411857, creator=13701087609, updateTime=1753694458107, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1156641647501894486, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1152342291831681269, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1156641647501894487, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1152342291831681269, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=629, endPage=636, ext={EN=ArticleExt(id=1152342294511841534, articleId=1152342294218240253, tenantId=1146029695717560320, journalId=1146119893612605453, language=EN, title=Integrated optimization study of aerodynamic shape and internal topology of wind turbine airfoils, columnId=null, journalTitle=Renewable Energy Resources, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to achieve good aerodynamic and structural performance of wind turbine airfoils simultaneously, an integrated optimization method for aerodynamic shape and internal topology of airfoils is proposed. The airfoil aerodynamic shape is represented using the Hicks Henne type function, and its aerodynamic performance is calculated by using XFOIL. A finite element model of the airfoil is established by using ANSYS, and the structural topology performance is computed. Based on this, a MATLAB program is developed by using a genetic algorithm with the objectives of maximizing the lifttodrag ratio and minimizing the compliance. Five basic airfoils of a 1.5 MW wind turbine blade are optimized under 3 objective weight factors, and the results showed that compared to the initial airfoils, all optimized airfoils exhibit increase in maximum lifttodrag ratio and decrease in structural compliance. At the same time, basically consistent internal structural conceptual design solutions are obtained with the spar caps on the upper and lower surfaces offset towards the leading and trailing edges, respectively. A comparison is made between the new blade using the optimized airfoils and the original blade, and the results indicate that the application of optimized airfoils combined with minor main spar caps offset, the aerodynamic and structural performance of the blades could be effectively improved.
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为使风力机翼型同时具有较好的气动与结构性能,文章提出了一种翼型气动外形与内部拓扑结构一体化优化方法。采用HicksHenne 型函数表征翼型气动外形,利用XFOIL 计算其气动性能;通过ANSYS 建立翼型有限元模型并计算其拓扑结构性能。在此基础上,采用MATLAB 编写基于遗传算法且以升阻比最大以及结构柔顺度最小为目标的优化程序。对某1.5MW风力机叶片的5种基本翼型进行3种目标权重因子下的优化设计,结果表明,相比于初始翼型,各优化翼型的最大升阻比均有提升,且结构柔顺度均有减小,并获得了基本一致的上、下表面主梁帽分别向前缘及后缘偏移的内部结构概念设计方案。与原叶片相比,采用优化翼型的新叶片结合微小的主梁帽偏移量可令叶片的气动与结构性能得到有效提升。
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1 宁波大学 科学技术学院 建筑工程学院 浙江 宁波 315300)])])], keywords=[Keyword(id=1159146006303854662, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, orderNo=1, keyword=wind turbine airfoil), Keyword(id=1159146006354186311, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, orderNo=2, keyword=aerodynamic shape), Keyword(id=1159146006417100872, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, orderNo=3, keyword=topology structure), Keyword(id=1159146006471626825, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, orderNo=4, keyword=integrated optimization), Keyword(id=1159146006538735690, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, orderNo=1, keyword=风力机翼型), Keyword(id=1159146006589067339, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, orderNo=2, keyword=气动外形), Keyword(id=1159146006677147724, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, orderNo=3, keyword=拓扑结构), Keyword(id=1159146006735867981, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, orderNo=4, keyword=一体化优化)], refs=[Reference(id=1159146008841408621, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, doi=null, pmid=null, pmcid=null, year=2018, volume=36, issue=6, pageStart=930, pageEnd=934, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=刘华威, 吴永忠, 张朋杨, journalName=可再生能源, refType=null, unstructuredReference=刘华威, 吴永忠, 张朋杨, 等. 基于自适应模拟退火遗传算法的风力机翼型优化设计[J].
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150: 523-537., articleTitle=Multi-objective aerodynamic and structural integrated optimization design of wind turbines at the system level through a coupled blade-tower model, refAbstract=null)], funds=[Fund(id=1159146008652664939, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, awardId=51905214, language=CN, fundingSource=国家自然科学基金项目(51905214), fundOrder=null, country=null), Fund(id=1159146008719773804, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, awardId=202003N4156, language=CN, fundingSource=宁波市自然科学基金项目(202003N4156), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1159146004995231773, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, xref=1, ext=[AuthorCompanyExt(id=1159146005003620382, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146004995231773, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 School of Civil Engineering and Architecture, College of Science & Technology Ningbo University Ningbo 315300 China), AuthorCompanyExt(id=1159146005007814687, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146004995231773, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 宁波大学 科学技术学院 建筑工程学院 浙江 宁波 315300)]), AuthorCompany(id=1159146005062340640, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, xref=2, ext=[AuthorCompanyExt(id=1159146005066534945, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146005062340640, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 College of Civil Engineering and Architecture Jiaxing University Jiaxing 314001 China), AuthorCompanyExt(id=1159146005074923554, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146005062340640, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 嘉兴学院 建筑工程学院 浙江 嘉兴 314001)]), AuthorCompany(id=1159146005129449507, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, xref=3, ext=[AuthorCompanyExt(id=1159146005133643812, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146005129449507, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 Jiangsu Province Engineering Research Center of Wind Turbine Structures Hohai University Nanjing 210098 China), AuthorCompanyExt(id=1159146005142032421, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, companyId=1159146005129449507, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3 河海大学 江苏省风电机组结构工程研究中心 江苏 南京 210098)])], figs=[ArticleFig(id=1159146006886862926, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 1, caption=
Solid model and finite element model of airfoil, figureFileSmall=ZCZd62xA82QTxp3QLhD+jw==, figureFileBig=1X04IVGPHoqdMwe/dWGkdA==, tableContent=null), ArticleFig(id=1159146006937194575, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 1, caption=
翼型实体模型与有限元模型, figureFileSmall=ZCZd62xA82QTxp3QLhD+jw==, figureFileBig=1X04IVGPHoqdMwe/dWGkdA==, tableContent=null), ArticleFig(id=1159146006991720528, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 2, caption=
Flow chart for integrated optimization design of airfoil, figureFileSmall=S2y/ZeavHVBbdqfvIiWnvA==, figureFileBig=MxtdCy1SQC0aJPPzd/zUEw==, tableContent=null), ArticleFig(id=1159146007075606609, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 2, caption=
翼型一体化优化设计流程, figureFileSmall=S2y/ZeavHVBbdqfvIiWnvA==, figureFileBig=MxtdCy1SQC0aJPPzd/zUEw==, tableContent=null), ArticleFig(id=1159146007125938258, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 3, caption=
Comparison of airfoil contour line, figureFileSmall=FRsC7HP9zdxYlzp0/zjYLQ==, figureFileBig=iTA8JmH2c4bXPyum5C0iAA==, tableContent=null), ArticleFig(id=1159146007176269907, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 3, caption=
翼型外形轮廓线对比, figureFileSmall=FRsC7HP9zdxYlzp0/zjYLQ==, figureFileBig=iTA8JmH2c4bXPyum5C0iAA==, tableContent=null), ArticleFig(id=1159146007230795860, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 4, caption=
Comparison of lift coefficient, figureFileSmall=xp0EQar0gOsbQMi2e5rbgA==, figureFileBig=BfZyHxaqT7x69v8USb0zvA==, tableContent=null), ArticleFig(id=1159146007293710421, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 4, caption=
升力系数对比, figureFileSmall=xp0EQar0gOsbQMi2e5rbgA==, figureFileBig=BfZyHxaqT7x69v8USb0zvA==, tableContent=null), ArticleFig(id=1159146007344042070, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 5, caption=
Comparison of lift to drag ratio, figureFileSmall=DXnOiZ67HWvjWKNI+hjEQg==, figureFileBig=BJO3GU9NOOXi0BsUe8FyzQ==, tableContent=null), ArticleFig(id=1159146007398568023, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 5, caption=
升阻比对比, figureFileSmall=DXnOiZ67HWvjWKNI+hjEQg==, figureFileBig=BJO3GU9NOOXi0BsUe8FyzQ==, tableContent=null), ArticleFig(id=1159146007453093976, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 6, caption=
Internal material density distribution of NACA_64_618 optimization airfoil, figureFileSmall=I5u5pFB7Z1nMdHm55CHbDA==, figureFileBig=bqyjcfDEVXj56FmkKOaaEg==, tableContent=null), ArticleFig(id=1159146007524397145, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 6, caption=
NACA_64_618 各优化翼型内部材料密度分布, figureFileSmall=I5u5pFB7Z1nMdHm55CHbDA==, figureFileBig=bqyjcfDEVXj56FmkKOaaEg==, tableContent=null), ArticleFig(id=1159146007583117402, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 7, caption=
Internal material density distribution of optimization schemes of other 4 airfoils, figureFileSmall=VW3pHlHXj6xFvp5WJA4z2Q==, figureFileBig=xGwDppFn3KljJuLdehXs7w==, tableContent=null), ArticleFig(id=1159146007633449051, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 7, caption=
其余 4 种翼型各优化方案内部材料密度分布, figureFileSmall=VW3pHlHXj6xFvp5WJA4z2Q==, figureFileBig=xGwDppFn3KljJuLdehXs7w==, tableContent=null), ArticleFig(id=1159146007692169308, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 8, caption=
Comparison of power coefficient, figureFileSmall=SNHBwpNCOeLOQC+u90RQlA==, figureFileBig=UO5AKPV2Y9qUwunesE/QdA==, tableContent=null), ArticleFig(id=1159146007755083869, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 8, caption=
风能利用系数对比, figureFileSmall=SNHBwpNCOeLOQC+u90RQlA==, figureFileBig=UO5AKPV2Y9qUwunesE/QdA==, tableContent=null), ArticleFig(id=1159146007809609822, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 9, caption=
Comparison of normal force and tangential force, figureFileSmall=9Eo7Bw4GwWEisucRl+SpjQ==, figureFileBig=MKKDz5xWBtpTOgHCcbDaGA==, tableContent=null), ArticleFig(id=1159146007859941471, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 9, caption=
法向力与切向力对比, figureFileSmall=9Eo7Bw4GwWEisucRl+SpjQ==, figureFileBig=MKKDz5xWBtpTOgHCcbDaGA==, tableContent=null), ArticleFig(id=1159146007927050337, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Fig. 10, caption=
Finite element shell model of blade, figureFileSmall=I7RoidQNidp5GXgYjxkmRA==, figureFileBig=0CPf82o3QNJG9eeQpEetGg==, tableContent=null), ArticleFig(id=1159146007994159202, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=图 10, caption=
叶片有限元壳体模型, figureFileSmall=I7RoidQNidp5GXgYjxkmRA==, figureFileBig=0CPf82o3QNJG9eeQpEetGg==, tableContent=null), ArticleFig(id=1159146008044490851, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Table 1, caption=
Information of basic airfoils, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | 最大 相对 厚度 % | | 马赫数 | 所处 位置 %R | 对应 弦长 m | 对应 扭角 (°) | 气动 中心 |
| NACA_ 64_618 | 18 | 6.9 | 0.1 | 77~ 100 | 1.72~ 0.90 | -0.1~ -0.3 | (0.355,0) |
| DU98_ W_210 | 21 | 6.0 | 0.1 | 55 | 2.05 | 1.7 | (0.351,0) |
| DU91_ W2_250 | 25 | 5.0 | 0.1 | 36 | 2.51 | 4.4 | (0.325,0) |
| DU300EU | 30 | 4.5 | 0.1 | 25.5 | 2.96 | 8.2 | (0.292,0) |
| DU350EU | 35 | 4.0 | 0.1 | 20 | 3.08 | 8.9 | (0.303,0) |
), ArticleFig(id=1159146008103211108, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=表 1, caption=
基本翼型相关信息, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | 最大 相对 厚度 % | | 马赫数 | 所处 位置 %R | 对应 弦长 m | 对应 扭角 (°) | 气动 中心 |
| NACA_ 64_618 | 18 | 6.9 | 0.1 | 77~ 100 | 1.72~ 0.90 | -0.1~ -0.3 | (0.355,0) |
| DU98_ W_210 | 21 | 6.0 | 0.1 | 55 | 2.05 | 1.7 | (0.351,0) |
| DU91_ W2_250 | 25 | 5.0 | 0.1 | 36 | 2.51 | 4.4 | (0.325,0) |
| DU300EU | 30 | 4.5 | 0.1 | 25.5 | 2.96 | 8.2 | (0.292,0) |
| DU350EU | 35 | 4.0 | 0.1 | 20 | 3.08 | 8.9 | (0.303,0) |
), ArticleFig(id=1159146008157737061, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Table 2, caption=
Comparison of airfoil geometric parameters, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | 最大相对厚度 | 弦向位置 | 最大弯度/% | 弦向位置 |
| 初始翼型 | 18.00 | 0.358 | 3.04 | 0.528 |
| 优化翼型 1 | 18.12 | 0.383 | 3.30 | 0.503 |
| 优化翼型 2 | 18.01 | 0.358 | 3.23 | 0.503 |
| 优化翼型 3 | 18.11 | 0.391 | 3.09 | 0.523 |
), ArticleFig(id=1159146008241623142, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=表 2, caption=
翼型几何参数对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | 最大相对厚度 | 弦向位置 | 最大弯度/% | 弦向位置 |
| 初始翼型 | 18.00 | 0.358 | 3.04 | 0.528 |
| 优化翼型 1 | 18.12 | 0.383 | 3.30 | 0.503 |
| 优化翼型 2 | 18.01 | 0.358 | 3.23 | 0.503 |
| 优化翼型 3 | 18.11 | 0.391 | 3.09 | 0.523 |
), ArticleFig(id=1159146008312926311, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Table 3, caption=
Comparison of aerodynamic parameters and loads before and after optimization of airfoils, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | | | | |
| DU98_W_210 初始翼型 | 1.859 | 165.8 | 3385.0 | 618.0 |
| DU98_W_210 优化翼型 1 | 1.815 | 184.8 | 3433.2 | 620.0 |
| DU98_W_210 优化翼型 2 | 1.816 | 177.7 | 3414.9 | 619.7 |
| DU98_W_210 优化翼型 3 | 1.827 | 174.7 | 3 364.4 | 615.6 |
| DU91_W2_250 初始翼型 | 1.685 | 134.2 | 2081.9 | 589.4 |
| DU91_W2_250 优化翼型 1 | 1.667 | 155.9 | 2070.5 | 578.5 |
| DU91_W2_250 优化翼型 2 | 1.693 | 147.9 | 2044.4 | 579.4 |
| DU91_W2_250 优化翼型 3 | 1.667 | 144.8 | 2036.3 | 576.0 |
| DU300EU 初始翼型 | 1.737 | 131.2 | 1403.4 | 562.1 |
| DU300EU 优化翼型 1 | 1.786 | 148.3 | 1 345.8 | 536.4 |
| DU300EU 优化翼型 2 | 1.791 | 141.9 | 1 310.9 | 524.5 |
| DU300EU 优化翼型 3 | 1.745 | 138.2 | 1312.1 | 526.1 |
| DU350EU 初始翼型 | 1.929 | 127.6 | 1081.9 | 436.1 |
| DU350EU 优化翼型 1 | 2.034 | 141.8 | 1 053.9 | 445.6 |
| DU350EU 优化翼型 2 | 1.950 | 136.0 | 1029.8 | 461.3 |
| DU350EU 优化翼型 3 | 1.961 | 131.9 | 1004.9 | 448.4 |
), ArticleFig(id=1159146008392618088, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=表 3, caption=
翼型优化前后气动参数与荷载对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 翼型 | | | | |
| DU98_W_210 初始翼型 | 1.859 | 165.8 | 3385.0 | 618.0 |
| DU98_W_210 优化翼型 1 | 1.815 | 184.8 | 3433.2 | 620.0 |
| DU98_W_210 优化翼型 2 | 1.816 | 177.7 | 3414.9 | 619.7 |
| DU98_W_210 优化翼型 3 | 1.827 | 174.7 | 3 364.4 | 615.6 |
| DU91_W2_250 初始翼型 | 1.685 | 134.2 | 2081.9 | 589.4 |
| DU91_W2_250 优化翼型 1 | 1.667 | 155.9 | 2070.5 | 578.5 |
| DU91_W2_250 优化翼型 2 | 1.693 | 147.9 | 2044.4 | 579.4 |
| DU91_W2_250 优化翼型 3 | 1.667 | 144.8 | 2036.3 | 576.0 |
| DU300EU 初始翼型 | 1.737 | 131.2 | 1403.4 | 562.1 |
| DU300EU 优化翼型 1 | 1.786 | 148.3 | 1 345.8 | 536.4 |
| DU300EU 优化翼型 2 | 1.791 | 141.9 | 1 310.9 | 524.5 |
| DU300EU 优化翼型 3 | 1.745 | 138.2 | 1312.1 | 526.1 |
| DU350EU 初始翼型 | 1.929 | 127.6 | 1081.9 | 436.1 |
| DU350EU 优化翼型 1 | 2.034 | 141.8 | 1 053.9 | 445.6 |
| DU350EU 优化翼型 2 | 1.950 | 136.0 | 1029.8 | 461.3 |
| DU350EU 优化翼型 3 | 1.961 | 131.9 | 1004.9 | 448.4 |
), ArticleFig(id=1159146008455532649, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=EN, label=Table 4, caption=
Comparison of blade mass and structural performance, figureFileSmall=null, figureFileBig=null, tableContent=
| 主梁帽偏移量/m | 叶片方案 | 叶片质量/kg | 最大叶尖挥舞位移/m | 最大等效应变/μ | 一阶自振频率/Hz |
| 0.02 | 新叶片 1 | 6 548.6 | 2.81 | 2497.8 | 1.039 |
| 新叶片 2 | 6 547.0 | 2.77 | 2 476.5 | 1.039 |
| 新叶片 3 | 6 549.2 | 2.69 | 2407.7 | 1.039 |
| 0.04 | 新叶片 1 | 6550.2 | 2.83 | 2 605.7 | 1.042 |
| 新叶片 2 | 6 548.6 | 2.79 | 2 482.2 | 1.042 |
| 新叶片 3 | 6550.8 | 2.71 | 2486.7 | 1.042 |
| 0.06 | 新叶片 1 | 6 554.2 | 2.87 | 3 059.9 | 1.037 |
| 新叶片 2 | 6 552.6 | 2.83 | 3014.4 | 1.037 |
| 新叶片 3 | 6 554.8 | 2.74 | 2919.4 | 1.037 |
| 0.08 | 新叶片 1 | 6 558.9 | 2.92 | 3 559.6 | 1.025 |
| 新叶片 2 | 6 557.3 | 2.88 | 3 506.2 | 1.025 |
| 新叶片 3 | 6 559.5 | 2.79 | 3 395.5 | 1.025 |
| 0.10 | 新叶片 1 | 6 564.5 | 3.01 | 4 372.1 | 1.002 |
| 新叶片 2 | 6 562.9 | 2.96 | 4 266.8 | 1.002 |
| 新叶片 3 | 6 565.1 | 2.86 | 4 173.9 | 1.002 |
), ArticleFig(id=1159146008514252906, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1152342294218240253, language=CN, label=表 4, caption=
叶片质量以及结构性能对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 主梁帽偏移量/m | 叶片方案 | 叶片质量/kg | 最大叶尖挥舞位移/m | 最大等效应变/μ | 一阶自振频率/Hz |
| 0.02 | 新叶片 1 | 6 548.6 | 2.81 | 2497.8 | 1.039 |
| 新叶片 2 | 6 547.0 | 2.77 | 2 476.5 | 1.039 |
| 新叶片 3 | 6 549.2 | 2.69 | 2407.7 | 1.039 |
| 0.04 | 新叶片 1 | 6550.2 | 2.83 | 2 605.7 | 1.042 |
| 新叶片 2 | 6 548.6 | 2.79 | 2 482.2 | 1.042 |
| 新叶片 3 | 6550.8 | 2.71 | 2486.7 | 1.042 |
| 0.06 | 新叶片 1 | 6 554.2 | 2.87 | 3 059.9 | 1.037 |
| 新叶片 2 | 6 552.6 | 2.83 | 3014.4 | 1.037 |
| 新叶片 3 | 6 554.8 | 2.74 | 2919.4 | 1.037 |
| 0.08 | 新叶片 1 | 6 558.9 | 2.92 | 3 559.6 | 1.025 |
| 新叶片 2 | 6 557.3 | 2.88 | 3 506.2 | 1.025 |
| 新叶片 3 | 6 559.5 | 2.79 | 3 395.5 | 1.025 |
| 0.10 | 新叶片 1 | 6 564.5 | 3.01 | 4 372.1 | 1.002 |
| 新叶片 2 | 6 562.9 | 2.96 | 4 266.8 | 1.002 |
| 新叶片 3 | 6 565.1 | 2.86 | 4 173.9 | 1.002 |
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