Article(id=1319293556422988692, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1319293383915454866, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2025.09.012, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1740326400000, receivedDateStr=2025-02-24, revisedDate=1748620800000, revisedDateStr=2025-05-31, acceptedDate=null, acceptedDateStr=null, onlineDate=1792473695139, onlineDateStr=2026-10-20, pubDate=1759161600000, pubDateStr=2025-09-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792473695139, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792473695139, creator=13701087609, updateTime=1792473695139, updator=13701087609, issue=Issue{id=1319293383915454866, tenantId=1146029695717560320, journalId=1316781260334530699, year='2025', volume='53', issue='9', pageStart='1', pageEnd='118', issueExtLink='null', onlineDate='null', pubDate='1759161600000', pubDateStr='2025-09-30', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792473654011, creator='13701087609', updateTime=1792473654011, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=87, endPage=94, ext={EN=ArticleExt(id=1319293556624315285, articleId=1319293556422988692, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Study of radial force and rotor shaft system response of high temperature molten salt circulating main pumps, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Aiming at addressing issues such as noise,vibration,and component wear caused by rotor system imbalance and hydraulic excitation in high‑temperature molten salt circulation main pumps,this paper analyzes the influence of fluid‑induced forces on the dynamic response of the pump rotor system.Taking a new type of cold salt pump as the research object,the unsteady flow field inside the pump is calculated using Ansys CFX software to obtain the radial forces on each stage impeller under different operating conditions.Based on the SAMCEF platform,the critical speed and mode shapes of the pump rotor are analyzed,and the transient response of the rotor system under radial forces at different flow rates is investigated,with validation through clear water experiments.The results show that the discrepancy between the performance curves of clear water and 300 °C molten salt is within 5%;under the 1.0Q condition,the radial force on the first‑stage impeller is 4 350 N,which is significantly greater than that on the other impellers;under different flow conditions ranging from 0.6Q to 1.4Q,the radial forces on the first‑stage and fifth‑stage impellers exhibit opposite variation patterns due to rotor-stator interaction;the critical speed of the rotor system is 1 894.5 r/min,indicating that resonance will not occur at the rated speed;when radial forces are not considered,the transient displacements of all impellers show regular elliptical patterns,with the fourth‑stage impeller having the largest displacement of 7.1×10⁻⁶ mm;when radial forces are considered,the radial displacements of all impellers become complex due to shaft system constraints,and the fifth‑stage impeller exhibits the largest transient displacement of 0.289 4 mm.The research findings can provide a reference for the optimal design of the cold salt pump rotor system.
, authors=Xiongfa GAO
1, Zhiyu ZHU
1, Desheng ZHANG
1, Weidong SHI
2, Daohong WANG
3, Xinyi ZHANG
1, authorsList=Xiongfa GAO, Zhiyu ZHU, Desheng ZHANG, Weidong SHI, Daohong WANG, Xinyi ZHANG, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1319293560793453486, articleId=1319293556422988692, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=高温熔盐循环主泵径向力及转子轴系响应研究, columnId=1317484287230853622, journalTitle=流体机械, columnName=设计计算, runingTitle=null, highlight=null, articleAbstract=
针对高温熔盐循环主泵转子系统不平衡、水力激励等因素引起噪声、振动、部件磨损等问题,本文分析了高温熔盐循环主泵流体激励力对泵转子系统动力学响应的影响,以某新型冷盐泵为研究对象,通过Ansys CFX软件对冷盐泵的内部流场进行非定常计算,得到不同工况下各级叶轮受到的径向力,基于SAMCEF平台对冷盐泵转子的临界转速和振型进行分析,研究不同流量下叶轮受径向力作用时,转子系统的瞬态响应,并进行了清水试验验证。结果表明:清水与300 ℃熔盐的外特性曲线误差在5%以内;1.0Q工况下,第1级叶轮受到的径向力为4 350 N,远大于其余叶轮;在0.6Q~1.4Q不同流量工况下,第1级叶轮和第5级叶轮的径向力受动静相干作用变化规律相反;转子系统临界转速为1 894.5 r/min,转子系统在额定转速下不会发生共振;当不考虑径向力作用时,各级叶轮瞬态位移呈规律椭圆形,第四级叶轮瞬态位移最大,位移量为7.1×10-6 mm;当考虑径向力时,各级叶轮的径向位移变化复杂,受轴系约束作用,第5级叶轮瞬态位移最大,位移量为0.289 4 mm。研究结果可冷盐泵转子系统的优化设计提供参考。
, authors=高雄发
1, 朱智彧
1, 张德胜
1, 施卫东
2, 王道红
3, 张欣怡
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高雄发(1984),男,博士,副研究员,主要从事水力机械(泵)的优化设计与内流研究,通信地址:212013江苏省镇江市学府路301号,E-mail:gxfyq@ujs.edu.cn。
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作者向本刊所投稿件一经本刊录用,则该论文的复制权、发行权、信息网络传播权、翻译权、汇编权等权利视为自动转让给本刊。本刊为国内各主要数据库收录期刊,本刊所发表的稿件将同时通过互联网进行网络出版或提供信息服务。, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=2InqfAPNJoBwNU/UtLPoQQ==, magXml=bPHgjYeiITtlX4ncS4anRg==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=RMSHuamjwsOsK38ox4Tkbg==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=BaDfe5vbUILGzPrZZ5Gv0A==, mapNumber=null, fund=null)}, authors=[Author(id=1319293561338713017, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=gxfyq@ujs.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293561418404795, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, authorId=1319293561338713017, language=EN, stringName=Xiongfa GAO, firstName=Xiongfa, middleName=null, lastName=GAO, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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高雄发(1984),男,博士,副研究员,主要从事水力机械(泵)的优化设计与内流研究,通信地址:212013江苏省镇江市学府路301号,E-mail:gxfyq@ujs.edu.cn。
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高雄发(1984),男,博士,副研究员,主要从事水力机械(泵)的优化设计与内流研究,通信地址:212013江苏省镇江市学府路301号,E-mail:gxfyq@ujs.edu.cn。
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1江苏大学 流体机械工程技术研究中心,江苏 镇江 212013, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1319293561019945903, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, xref=1, ext=[AuthorCompanyExt(id=1319293561032528816, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, companyId=1319293561019945903, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2School of Mechanical Engineering,Nantong University,Nantong 226000,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293562190156747, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, authorId=1319293562047550408, language=CN, stringName=施卫东, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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Science Edition,2018,39(3):290-295., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1319293561019945903, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, xref=1, ext=[AuthorCompanyExt(id=1319293561032528816, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, companyId=1319293561019945903, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1江苏大学 流体机械工程技术研究中心,江苏 镇江 212013)]), AuthorCompany(id=1319293561141580722, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, xref=2, ext=[AuthorCompanyExt(id=1319293561154163635, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, companyId=1319293561141580722, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2南通大学 机械工程学院,江苏 南通 226000)]), AuthorCompany(id=1319293561246438325, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, xref=3, ext=[AuthorCompanyExt(id=1319293561254826934, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, companyId=1319293561246438325, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3江苏飞跃机泵集团有限公司,江苏靖江 214500)])], figs=[ArticleFig(id=1319293565088420832, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.1, caption=
Structure of cold salt pumps, figureFileSmall=iV4WhOP0KzZ8Nn8k1X+U1A==, figureFileBig=RMSHuamjwsOsK38ox4Tkbg==, tableContent=null), ArticleFig(id=1319293565151335393, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图1, caption=
冷盐泵结构, figureFileSmall=iV4WhOP0KzZ8Nn8k1X+U1A==, figureFileBig=RMSHuamjwsOsK38ox4Tkbg==, tableContent=null), ArticleFig(id=1319293565352661986, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.2, caption=
Fluid domain, figureFileSmall=jQ5tPWoR0+HYPKh+d4mrbg==, figureFileBig=ViDVrH/0piJBsuHWAJCzAA==, tableContent=null), ArticleFig(id=1319293565436548067, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图2, caption=
流体域, figureFileSmall=jQ5tPWoR0+HYPKh+d4mrbg==, figureFileBig=ViDVrH/0piJBsuHWAJCzAA==, tableContent=null), ArticleFig(id=1319293565503656932, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.3, caption=
Test system of cold salt pump, figureFileSmall=hug69HM1fWb835sE2qFIQw==, figureFileBig=bfFSl9zHXh+SG1K/r/uIUg==, tableContent=null), ArticleFig(id=1319293565587543013, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图3, caption=
冷盐泵试验系统, figureFileSmall=hug69HM1fWb835sE2qFIQw==, figureFileBig=bfFSl9zHXh+SG1K/r/uIUg==, tableContent=null), ArticleFig(id=1319293565667234790, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.4, caption=
Head and hydraulic efficiency performance curves, figureFileSmall=A8La2RK9Y/9boKqLgRFHEQ==, figureFileBig=0lhq/mEtvO5azIbsgcDaLQ==, tableContent=null), ArticleFig(id=1319293565730149351, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图4, caption=
扬程和水力效率性能曲线, figureFileSmall=A8La2RK9Y/9boKqLgRFHEQ==, figureFileBig=0lhq/mEtvO5azIbsgcDaLQ==, tableContent=null), ArticleFig(id=1319293565797258216, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.5, caption=
Time‑domain diagram of radial force of impeller at all levels under rated working condition of molten salt medium, figureFileSmall=Z2OiEtsYBU0HlnydXzBLHQ==, figureFileBig=RzPSPrQ5wVKf0sf4ebhVKg==, tableContent=null), ArticleFig(id=1319293565876949993, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图5, caption=
熔盐介质额定工况下各级叶轮径向力时域图, figureFileSmall=Z2OiEtsYBU0HlnydXzBLHQ==, figureFileBig=RzPSPrQ5wVKf0sf4ebhVKg==, tableContent=null), ArticleFig(id=1319293565948253162, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.6, caption=
Polar plot of radial force of molten salt medium for the first stage impeller, figureFileSmall=+Ebel0raCLVWWHHWoz2m1Q==, figureFileBig=S1smlVn7QNS/woxTNOhgKQ==, tableContent=null), ArticleFig(id=1319293566040527851, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图6, caption=
第1级叶轮熔盐介质径向力极坐标图, figureFileSmall=+Ebel0raCLVWWHHWoz2m1Q==, figureFileBig=S1smlVn7QNS/woxTNOhgKQ==, tableContent=null), ArticleFig(id=1319293566103442412, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.7, caption=
Polar plot of radial force of molten salt medium for fifth stage impeller, figureFileSmall=gLjkpAqG73oq66AKM/qwMA==, figureFileBig=EMN7cTwKsZBZTc4M+EF7Ow==, tableContent=null), ArticleFig(id=1319293566216688621, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图7, caption=
第5级叶轮熔盐介质径向力极坐标图, figureFileSmall=gLjkpAqG73oq66AKM/qwMA==, figureFileBig=EMN7cTwKsZBZTc4M+EF7Ow==, tableContent=null), ArticleFig(id=1319293566279603182, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.8, caption=
Three‑dimensional structure of the solid domain of a cold salt pump, figureFileSmall=w34sB0FizaDdElDgFVceAw==, figureFileBig=ZJ30ciFCNbUqsaBdxob5lQ==, tableContent=null), ArticleFig(id=1319293566376072175, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图8, caption=
冷盐泵固体域三维结构, figureFileSmall=w34sB0FizaDdElDgFVceAw==, figureFileBig=ZJ30ciFCNbUqsaBdxob5lQ==, tableContent=null), ArticleFig(id=1319293566464152560, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.9, caption=
The first 6 steps of the vibration pattern, figureFileSmall=ULXduA3HlaBBLb6eAu8t9w==, figureFileBig=u5NY00vqWkDGaMHeBtcDXw==, tableContent=null), ArticleFig(id=1319293566527067121, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图9, caption=
前6阶振型, figureFileSmall=ULXduA3HlaBBLb6eAu8t9w==, figureFileBig=u5NY00vqWkDGaMHeBtcDXw==, tableContent=null), ArticleFig(id=1319293566589981682, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.10, caption=
Axial trajectory of impeller at all levels in dry state at rated speed, figureFileSmall=v193+kAqdjz9r/mGU4UYdw==, figureFileBig=xSCYxm5wZq5SCw5uomyFmw==, tableContent=null), ArticleFig(id=1319293566673867763, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图10, caption=
额定转速下干态各级叶轮轴心轨迹, figureFileSmall=v193+kAqdjz9r/mGU4UYdw==, figureFileBig=xSCYxm5wZq5SCw5uomyFmw==, tableContent=null), ArticleFig(id=1319293568318034932, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.11, caption=
Axial trajectory of impeller at all levels under wet rated condition, figureFileSmall=aLEiV142U7TLyzYqU/IPlw==, figureFileBig=js7r9NjjXmu7TBQ7qohvPA==, tableContent=null), ArticleFig(id=1319293568389338101, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图11, caption=
湿态额定工况下各级叶轮轴心轨迹, figureFileSmall=aLEiV142U7TLyzYqU/IPlw==, figureFileBig=js7r9NjjXmu7TBQ7qohvPA==, tableContent=null), ArticleFig(id=1319293568452252662, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Fig.12, caption=
Histogram of axial displacement of impeller at various stages, figureFileSmall=R/GClDBdSE6+KOmn5hmP+Q==, figureFileBig=r+wxPNzsAmrRW0NRjUTXUA==, tableContent=null), ArticleFig(id=1319293568523555831, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=图12, caption=
各级叶轮轴心位移量柱状图, figureFileSmall=R/GClDBdSE6+KOmn5hmP+Q==, figureFileBig=r+wxPNzsAmrRW0NRjUTXUA==, tableContent=null), ArticleFig(id=1319293568615830520, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Tab.1, caption=
Material properties
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 常温 | 300 ℃ |
|---|
| 密度ρ/(kg·m-3) | 7 960 | 7 960 |
| 杨氏模量E/GPa | 189 | 179 |
| 泊松比ν | 0.268 | 0.281 |
| 抗拉强度δb/MPa | 432 | 412 |
| 屈服强度δs/MPa | 259 | 242 |
| 热导率K/(W·m-1·K-1) | 10.7 | 15.9 |
), ArticleFig(id=1319293568682939385, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=表1, caption=
材料属性
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 常温 | 300 ℃ |
|---|
| 密度ρ/(kg·m-3) | 7 960 | 7 960 |
| 杨氏模量E/GPa | 189 | 179 |
| 泊松比ν | 0.268 | 0.281 |
| 抗拉强度δb/MPa | 432 | 412 |
| 屈服强度δs/MPa | 259 | 242 |
| 热导率K/(W·m-1·K-1) | 10.7 | 15.9 |
), ArticleFig(id=1319293568754242554, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Tab.2, caption=
Grid independence analysis
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 网格数 | 平均y+ | 扬程/m | 效率/% |
|---|
| 1 | 6 715 321 | 89.4 | 366.2 | 79.99 |
| 2 | 8 922 733 | 73.4 | 363.4 | 79.97 |
| 3 | 12 212 276 | 50.8 | 360.0 | 80.00 |
| 4 | 17 344 372 | 42.6 | 360.3 | 79.75 |
), ArticleFig(id=1319293568825545723, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=表2, caption=
网格无关性验证
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 网格数 | 平均y+ | 扬程/m | 效率/% |
|---|
| 1 | 6 715 321 | 89.4 | 366.2 | 79.99 |
| 2 | 8 922 733 | 73.4 | 363.4 | 79.97 |
| 3 | 12 212 276 | 50.8 | 360.0 | 80.00 |
| 4 | 17 344 372 | 42.6 | 360.3 | 79.75 |
), ArticleFig(id=1319293568913626108, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=EN, label=Tab.3, caption=
Critical speed of the first 6 orders of the rotor system
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模态阶数 | 旋转方向 | 稳定性 | 临界转速/(r·min-1) |
|---|
| 1 | FW | 稳定 | 1 894.5 |
| 2 | BW | 稳定 | 2 603.9 |
| 3 | FW | 稳定 | 2 625.1 |
| 4 | BW | 稳定 | 2 629.0 |
| 5 | FW | 稳定 | 2 687.6 |
| 6 | BW | 稳定 | 2 838.7 |
), ArticleFig(id=1319293568997512189, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293556422988692, language=CN, label=表3, caption=
转子系统前6阶临界转速
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模态阶数 | 旋转方向 | 稳定性 | 临界转速/(r·min-1) |
|---|
| 1 | FW | 稳定 | 1 894.5 |
| 2 | BW | 稳定 | 2 603.9 |
| 3 | FW | 稳定 | 2 625.1 |
| 4 | BW | 稳定 | 2 629.0 |
| 5 | FW | 稳定 | 2 687.6 |
| 6 | BW | 稳定 | 2 838.7 |
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