Article(id=1228295919465071271, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295917908980268, articleNumber=null, orderNo=null, doi=10.16385/j.cnki.issn.1004-4523.2025.03.003, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1683302400000, receivedDateStr=2023-05-06, revisedDate=1687881600000, revisedDateStr=2023-06-28, acceptedDate=null, acceptedDateStr=null, onlineDate=1770778167835, onlineDateStr=2026-02-11, pubDate=1741536000000, pubDateStr=2025-03-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770778167835, onlineIssueDateStr=2026-02-11, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770778167835, creator=13701087609, updateTime=1770778167835, updator=13701087609, issue=Issue{id=1228295917908980268, tenantId=1146029695717560320, journalId=1225147924628267009, year='2025', volume='38', issue='3', pageStart='449', pageEnd='662', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1770778167464, creator=13701087609, updateTime=1770949125482, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1229012967862235389, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295917908980268, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1229012967862235390, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1228295917908980268, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=469, endPage=479, ext={EN=ArticleExt(id=1228295919687369384, articleId=1228295919465071271, tenantId=1146029695717560320, journalId=1225147924628267009, language=EN, title=Multi-complex domain perturbation method for sensitivity analysis of rotor dynamic response, columnId=null, journalTitle=Journal of Vibration Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Rotor dynamic response sensitivity analysis is widely used in rotor model updating,parameter identification and structural optimization. In this paper,a first-order,second-order and mixed sensitivity analysis method for dynamic response of rotor system based on multi-complex domain perturbation method is proposed. The design parameters are perturbed in two complex directions respectively,and the motion equation of the rotor system in the double complex domain is obtained. Using the real matrix expression of the complex number,the complex motion equation is extended to obtain the equivalent real motion equation. By solving the equivalent real motion equation,the system response,first-order sensitivity and second-order sensitivity can be obtained simultaneously,and the Hessian matrix of dynamic response sensitivity can also be obtained. The numerical simulation analysis of single-disk rotor system and gas generator rotor system is carried out to verify the correctness of the rotor dynamic response sensitivity analysis method of multi-complex domain perturbation method. Compared with the traditional finite difference method,the multicomplex domain perturbation method shows insensitivity to the error caused by the perturbation step size,and the solution accuracy is higher.
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动响应灵敏度分析广泛应用于转子模型修正、参数识别和结构优化等问题。本文提出了一种基于多复域摄动的转子动响应一阶、二阶和混合灵敏度分析方法。分别在两个复数方向对设计参数进行摄动,得到双复数域的转子系统动力学方程,运用柯西-黎曼矩阵将复数运动方程扩维得到等价实数运动方程,求解等价实数运动方程,从而同时得到系统响应、一阶灵敏度和二阶灵敏度,并获得动响应灵敏度的Hessian矩阵。以单盘转子系统和燃气发生器转子系统为研究对象进行数值仿真分析,验证所提转子动响应灵敏度分析方法的正确性。相较于传统的有限差分法,多复域摄动法对摄动步长引起误差的不敏感,求解精度更高。
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1991., articleTitle=null, refAbstract=null)], funds=[Fund(id=1228312967402418892, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, awardId=11602112, language=CN, fundingSource=国家自然科学基金资助项目(11602112), fundOrder=null, country=null), Fund(id=1228312967519859409, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, awardId=52202445, language=CN, fundingSource=国家自然科学基金资助项目(52202445), fundOrder=null, country=null), Fund(id=1228312967616328404, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, awardId=null, language=CN, fundingSource=江苏高校“青蓝工程”优秀青年骨干教师项目, fundOrder=null, country=null), Fund(id=1228312967725380310, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, awardId=20KJB460003, language=CN, fundingSource=江苏省高校自然科学基金资助项目(20KJB460003), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1228312954433630533, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, xref=1., ext=[AuthorCompanyExt(id=1228312954442019143, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, companyId=1228312954433630533, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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Sensitivity analysis flow chart of rotor system based on multi-complex domain perturbation method, figureFileSmall=7wkLIIucQtObp5IJ62zU+g==, figureFileBig=Yeg4V4RCSyuaQXWyZGVclg==, tableContent=null), ArticleFig(id=1228312961077408299, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图1, caption=
多复域摄动法转子系统灵敏度分析流程图, figureFileSmall=7wkLIIucQtObp5IJ62zU+g==, figureFileBig=Yeg4V4RCSyuaQXWyZGVclg==, tableContent=null), ArticleFig(id=1228312961215820340, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.2, caption=
Single disk rotor system, figureFileSmall=uKL75wUhjQiTHdbpFbb0sA==, figureFileBig=TB1sgm/2O6oXwJDQc0NPpA==, tableContent=null), ArticleFig(id=1228312961324872251, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图2, caption=
单盘转子系统, figureFileSmall=uKL75wUhjQiTHdbpFbb0sA==, figureFileBig=TB1sgm/2O6oXwJDQc0NPpA==, tableContent=null), ArticleFig(id=1228312961429729856, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.3, caption=
Results of three solving sensitivity methods, figureFileSmall=7LCmvIhKQAY3AUC3wf5tyA==, figureFileBig=IZNWMyDrdHY4BXOATvkzRQ==, tableContent=null), ArticleFig(id=1228312961547170373, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图3, caption=
三种求解灵敏度方法的结果, figureFileSmall=7LCmvIhKQAY3AUC3wf5tyA==, figureFileBig=IZNWMyDrdHY4BXOATvkzRQ==, tableContent=null), ArticleFig(id=1228312961685582414, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.4, caption=
First and second order sensitivity error analysis of two analysis methods, figureFileSmall=X3jzm9DQ2gVp0zo11tdlyA==, figureFileBig=Oe3PlTquOsfFiMRcCbzsDw==, tableContent=null), ArticleFig(id=1228312961803022929, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图4, caption=
两种分析方法求解的一、二阶灵敏度误差分析, figureFileSmall=X3jzm9DQ2gVp0zo11tdlyA==, figureFileBig=Oe3PlTquOsfFiMRcCbzsDw==, tableContent=null), ArticleFig(id=1228312961920463446, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.5, caption=
Gas generator simulated rotor system model and node division diagram, figureFileSmall=TBHFPxwqKNondt2xTXZ+tw==, figureFileBig=1Ue6/4u1xQpXuZ4LG6wdpw==, tableContent=null), ArticleFig(id=1228312962067264093, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图5, caption=
燃气发生器模拟转子系统模型与节点划分示意图, figureFileSmall=TBHFPxwqKNondt2xTXZ+tw==, figureFileBig=1Ue6/4u1xQpXuZ4LG6wdpw==, tableContent=null), ArticleFig(id=1228312962180510311, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.6, caption=
Multi-complex domain perturbation method and finite difference method to solve the first and second order sensitivity error of response, figureFileSmall=DB0xD8/EMpAOEMT4eJiH5g==, figureFileBig=CNAp0+SqxWk36Ub98IV4IA==, tableContent=null), ArticleFig(id=1228312962339893868, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图6, caption=
多复域摄动法和有限差分法求解响应一、二阶灵敏度误差, figureFileSmall=DB0xD8/EMpAOEMT4eJiH5g==, figureFileBig=CNAp0+SqxWk36Ub98IV4IA==, tableContent=null), ArticleFig(id=1228312962465722991, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.7, caption=
First-order sensitivity, figureFileSmall=6sq1K9fiRiQrT6ThcsiPOw==, figureFileBig=N5MHkQ3DaWyL8PWf9piLvw==, tableContent=null), ArticleFig(id=1228312962599940728, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图7, caption=
一阶灵敏度, figureFileSmall=6sq1K9fiRiQrT6ThcsiPOw==, figureFileBig=N5MHkQ3DaWyL8PWf9piLvw==, tableContent=null), ArticleFig(id=1228312962721575551, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Fig.8, caption=
Sensitivity contained in Hessian matrix, figureFileSmall=b6lWw9Ol3dt1GW5sFnKEHw==, figureFileBig=hCNscnjljLvN7tKARBJz9A==, tableContent=null), ArticleFig(id=1228312962851598980, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=图8, caption=
Hessian矩阵包含的灵敏度, figureFileSmall=b6lWw9Ol3dt1GW5sFnKEHw==, figureFileBig=hCNscnjljLvN7tKARBJz9A==, tableContent=null), ArticleFig(id=1228312962990011021, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Tab.1, caption=
The calculation time of the two methods
, figureFileSmall=null, figureFileBig=null, tableContent=
| 求解方法 | 求解时间/s |
|---|
| 有限差分法 | 5.419 |
| 多复域摄动法 | 23.1717 |
), ArticleFig(id=1228312963090674320, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=表1, caption=
两种方法的计算时长
, figureFileSmall=null, figureFileBig=null, tableContent=
| 求解方法 | 求解时间/s |
|---|
| 有限差分法 | 5.419 |
| 多复域摄动法 | 23.1717 |
), ArticleFig(id=1228312963199726229, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Tab.2, caption=
Gas generator rotor model parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 部件名称 | 弹性模量/GPa | 密度/(kg‧m−3) | 泊松比 |
|---|
| 压气机一级盘 | 196 | 7800 | 0.3 |
| 压气机二级盘 | 121 | 4480 | 0.3 |
| 压气机三级盘 | 121 | 4480 | 0.3 |
| 离心叶轮盘 | 121 | 4480 | 0.3 |
| 燃气涡轮盘 | 214 | 8200 | 0.3 |
| 中心拉杆 | 204 | 7850 | 0.3 |
), ArticleFig(id=1228312963333943963, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=表2, caption=
燃发转子模型参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 部件名称 | 弹性模量/GPa | 密度/(kg‧m−3) | 泊松比 |
|---|
| 压气机一级盘 | 196 | 7800 | 0.3 |
| 压气机二级盘 | 121 | 4480 | 0.3 |
| 压气机三级盘 | 121 | 4480 | 0.3 |
| 离心叶轮盘 | 121 | 4480 | 0.3 |
| 燃气涡轮盘 | 214 | 8200 | 0.3 |
| 中心拉杆 | 204 | 7850 | 0.3 |
), ArticleFig(id=1228312964688704160, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Tab.3, caption=
Wheel shaft segment parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 外径/mm | 内径/mm |
|---|
| L1-5=92 | D1-5=48 | d1-5=34.5 |
| L5-7=41.5 | D5-7=65 | d5-7=55 |
| L7-8=31 | D7-8=84 | d7-8=77 |
| L8-13=146.5 | D8-13=111 | d8-13=98 |
| L13-14=26 | D13-14=134.6 | d13-14=42.5 |
| L14-15=17.8 | D14-15=91 | d14-15=54.5 |
| L15-18=93.9 | D15-18=88 | d15-18=42.4 |
| L18-19=20 | D18-19=80 | d18-19=40 |
| L19-22=73.6 | D19-22=54 | d19-22=34.5 |
), ArticleFig(id=1228312966689387174, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=表3, caption=
轮盘轴段参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 外径/mm | 内径/mm |
|---|
| L1-5=92 | D1-5=48 | d1-5=34.5 |
| L5-7=41.5 | D5-7=65 | d5-7=55 |
| L7-8=31 | D7-8=84 | d7-8=77 |
| L8-13=146.5 | D8-13=111 | d8-13=98 |
| L13-14=26 | D13-14=134.6 | d13-14=42.5 |
| L14-15=17.8 | D14-15=91 | d14-15=54.5 |
| L15-18=93.9 | D15-18=88 | d15-18=42.4 |
| L18-19=20 | D18-19=80 | d18-19=40 |
| L19-22=73.6 | D19-22=54 | d19-22=34.5 |
), ArticleFig(id=1228312966773273260, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Tab.4, caption=
Centralized mass disk unit parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 质量/kg | 直径惯性矩/(10−4 kg∙m2) | 极惯性矩/(10−4 kg∙m2) |
|---|
| m1=1.02 | Jd1=19.5 | Jp1=10.6 |
| m2=0.135 | Jd2=1.7 | Jp2=0.9 |
| m3=0.121 | Jd3=1.5 | Jp3=0.7 |
| m4=0.106 | Jd4=0.7 | Jp4=4.5 |
| m5=1.424 | Jd5=98.1 | Jp5=49.4 |
| m6=2.573 | Jd6=102.2 | Jp6=51.7 |
), ArticleFig(id=1228312966852965041, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=表4, caption=
集中质量盘单元参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 质量/kg | 直径惯性矩/(10−4 kg∙m2) | 极惯性矩/(10−4 kg∙m2) |
|---|
| m1=1.02 | Jd1=19.5 | Jp1=10.6 |
| m2=0.135 | Jd2=1.7 | Jp2=0.9 |
| m3=0.121 | Jd3=1.5 | Jp3=0.7 |
| m4=0.106 | Jd4=0.7 | Jp4=4.5 |
| m5=1.424 | Jd5=98.1 | Jp5=49.4 |
| m6=2.573 | Jd6=102.2 | Jp6=51.7 |
), ArticleFig(id=1228312966978794166, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=EN, label=Tab.5, caption=
Center tie rod shaft segment parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 外径/mm | 内径/mm |
|---|
| L1-9=320 | D1-9=40 | d1-9=36.9 |
| L9-10=41.5 | D9-10=42.5 | d9-10=34.5 |
| L10-11=31 | D10-11=68 | d10-11=34.5 |
| L11-12=146.5 | D11-12=52 | d11-12=34.5 |
| L12-16=26 | D12-16=37.7 | d12-16=34.5 |
), ArticleFig(id=1228312967104623295, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1228295919465071271, language=CN, label=表5, caption=
中心拉杆轴段参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 外径/mm | 内径/mm |
|---|
| L1-9=320 | D1-9=40 | d1-9=36.9 |
| L9-10=41.5 | D9-10=42.5 | d9-10=34.5 |
| L10-11=31 | D10-11=68 | d10-11=34.5 |
| L11-12=146.5 | D11-12=52 | d11-12=34.5 |
| L12-16=26 | D12-16=37.7 | d12-16=34.5 |
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