Article(id=1319293485212087290, tenantId=1146029695717560320, journalId=1316781260334530699, issueId=1319293383915454866, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1005-0329.2025.09.015, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1742486400000, receivedDateStr=2025-03-21, revisedDate=1755360000000, revisedDateStr=2025-08-17, acceptedDate=null, acceptedDateStr=null, onlineDate=1792473678162, onlineDateStr=2026-10-20, pubDate=1759161600000, pubDateStr=2025-09-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792473678162, onlineIssueDateStr=2026-10-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792473678162, creator=13701087609, updateTime=1792473678162, 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=112, endPage=118, ext={EN=ArticleExt(id=1319293485384053755, articleId=1319293485212087290, tenantId=1146029695717560320, journalId=1316781260334530699, language=EN, title=Research on vibration suppression design of centrifugal exhaust fan, columnId=null, journalTitle=Fluid Machinery, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In response to issues such as damage to bearing seats or motor bearings,as well as damage to blades and air ducts,caused by excessive vibration of exhaust fans,a vibration reduction method combining flow‑induced excitation suppression design and precision machining for centrifugal exhaust fans was proposed on the basis of traditional design and manufacturing.Using numerical simulation and experimental testing methods,the effects of airfoil‑shaped blades and circular‑section volutes on the flow state of flow‑induced excitation sources and structural strength were studied.The results show that there is no significant flow separation in the flow field near the surface of flow‑passing components.The vibration acceleration of circular section casing fans at blade frequency (483.3 Hz) is 8.3 dB lower than that of square section casing fans at blade frequency (773.3 Hz),and 9 dB lower in the overall vibration acceleration level (10~10 000 Hz).The adoption of high‑precision manufacturing processes (such as integral milling and welding) for the impeller effectively improve the uneven distribution of its mass center.Vibration test results show that the rotational fundamental frequency vibration acceleration at the machine feet reduce by approximately 11 dB,and the high‑frequency vibration is 8.5 dB lower than that of the original design.This study demonstrates that flow‑induced excitation suppression and precision machining methods can effectively reduce the vibration of exhaust fans,providing a reference for the vibration and noise reduction design of fans.
, authors=Miaogen WANG, Diegang LI, Meijun DAI, Sheng ZHAO, Fei HANG, authorsList=Miaogen WANG, Diegang LI, Meijun DAI, Sheng ZHAO, Fei HANG, 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=1319293489347670038, articleId=1319293485212087290, tenantId=1146029695717560320, journalId=1316781260334530699, language=CN, title=离心式排风机振动抑制设计研究, columnId=1317484300472271469, journalTitle=流体机械, columnName=应用技术, runingTitle=null, highlight=null, articleAbstract=
针对排风机振动超标引起轴承座或电机轴承的损坏、叶片和风道的破坏等问题,在传统设计和制造的基础上,提出了离心式排风机的流致激励抑制设计和精密加工两种路径结合的减振方法。采用数值模拟和试验测试的方法,研究了机翼型叶片和圆形断面蜗壳对流致激励源的流动状态和结构强度的影响。结果表明,过流部件接近表面流场无明显流动分离现象;圆形截面机壳风机在叶频(483.3 Hz)上的振动加速度较方形截面机壳风机在叶频(773.3 Hz)上的振动加速度低8.3 dB,在振动加速度总级上(10~10 000Hz)要低9 dB;对叶轮采用整体铣加工和焊接等高精度制造工艺可以改善叶轮质心分布不均的问题,机脚振动加速度旋转基频降低了约11 dB,高频相较原设计低8.5 dB;流致激励抑制和精密加工制造方法能有效降低排风机的振动。研究结果可为风机减振降噪设计提供参考和借鉴。
, authors=王淼根, 李谍钢, 戴美军, 赵圣, 杭飞, authorsList=王淼根, 李谍钢, 戴美军, 赵圣, 杭飞, authorCompany=null, correspAuthors=null, authorNote=
王淼根(1966),男,高级工程师,主要从事风机技术研发、设计等工作,通信地址:312363浙江省绍兴市上虞区章镇镇工业园区浙江金盾风机股份有限公司,E-mail:sfwmg@163.vip.com。
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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=otDHfh/BidXnlzY6/KR0mA==, magXml=hAZW2PduaHisbU+VDeSfPg==, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=5cZDcbb4a3ICiD27u2TNLA==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=1MZWhOxwWoR8q0sJLv8z3w==, mapNumber=null, fund=null)}, authors=[Author(id=1319293489775489051, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=sfwmg@163.vip.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1319293489846792221, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, authorId=1319293489775489051, language=EN, stringName=Miaogen WANG, firstName=Miaogen, middleName=null, lastName=WANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=Zhejiang Jindun Fan Co.,Ltd.,Shaoxing 312363,China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1319293489918095390, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, authorId=1319293489775489051, language=CN, stringName=王淼根, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=浙江金盾风机股份有限公司,浙江 绍兴 312363, bio={"content":"
王淼根(1966),男,高级工程师,主要从事风机技术研发、设计等工作,通信地址:312363浙江省绍兴市上虞区章镇镇工业园区浙江金盾风机股份有限公司,E-mail:sfwmg@163.vip.com。
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王淼根(1966),男,高级工程师,主要从事风机技术研发、设计等工作,通信地址:312363浙江省绍兴市上虞区章镇镇工业园区浙江金盾风机股份有限公司,E-mail:sfwmg@163.vip.com。
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province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Zhejiang Jindun Fan Co.,Ltd.,Shaoxing 312363,China), AuthorCompanyExt(id=1319293489699991577, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, companyId=1319293489683214359, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=浙江金盾风机股份有限公司,浙江 绍兴 312363)])], figs=[ArticleFig(id=1319293493168681021, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.1, caption=
Fan impeller, figureFileSmall=S8cpaRUA+AzkEvoKsoFMdQ==, figureFileBig=5cZDcbb4a3ICiD27u2TNLA==, tableContent=null), ArticleFig(id=1319293493256761406, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图1, caption=
风机叶轮, figureFileSmall=S8cpaRUA+AzkEvoKsoFMdQ==, figureFileBig=5cZDcbb4a3ICiD27u2TNLA==, tableContent=null), ArticleFig(id=1319293493634248767, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.2, caption=
Blade schematic diagram, figureFileSmall=9WpRY73TJgA7ED4xMUKVHQ==, figureFileBig=ljPJjXMTUm89/5dwAX+mWg==, tableContent=null), ArticleFig(id=1319293493697163328, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图2, caption=
叶片示意, figureFileSmall=9WpRY73TJgA7ED4xMUKVHQ==, figureFileBig=ljPJjXMTUm89/5dwAX+mWg==, tableContent=null), ArticleFig(id=1319293493781049410, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.3, caption=
Schematic diagram of square cross‑section casing fan, figureFileSmall=SIbxLulGE4iI8FHAXaAZOA==, figureFileBig=acGo0TP+g7e1/EwJWvUArw==, tableContent=null), ArticleFig(id=1319293493932044356, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图3, caption=
方形截面机壳风机示意, figureFileSmall=SIbxLulGE4iI8FHAXaAZOA==, figureFileBig=acGo0TP+g7e1/EwJWvUArw==, tableContent=null), ArticleFig(id=1319293493999153220, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.4, caption=
Schematic diagram of circular cross‑section casing fan, figureFileSmall=XYJRTNFL7nkxFRxM6koAQg==, figureFileBig=sTUpGViPaECm01xMEAGovQ==, tableContent=null), ArticleFig(id=1319293494062067781, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图4, caption=
圆形截面机壳风机示意, figureFileSmall=XYJRTNFL7nkxFRxM6koAQg==, figureFileBig=sTUpGViPaECm01xMEAGovQ==, tableContent=null), ArticleFig(id=1319293494116593734, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.5, caption=
Comparison of performance curves of two types of casings, figureFileSmall=3EE9M8YwtjtSlZ3S2IejTw==, figureFileBig=t1KS5h2AYletZcQM0OeZOQ==, tableContent=null), ArticleFig(id=1319293494175313991, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图5, caption=
两种机壳性能曲线对比, figureFileSmall=3EE9M8YwtjtSlZ3S2IejTw==, figureFileBig=t1KS5h2AYletZcQM0OeZOQ==, tableContent=null), ArticleFig(id=1319293494238228552, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.6, caption=
Speed distribution under rated conditions for two types of casings, figureFileSmall=Ykwl1IZQIhIg8+CCMSlZVw==, figureFileBig=FKnRaRsosbAH413iDL4GwQ==, tableContent=null), ArticleFig(id=1319293494397612105, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图6, caption=
两种机壳额定工况下速度分布, figureFileSmall=Ykwl1IZQIhIg8+CCMSlZVw==, figureFileBig=FKnRaRsosbAH413iDL4GwQ==, tableContent=null), ArticleFig(id=1319293494481498187, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.7, caption=
Equivalent stress distribution for two types of cross‑section casings, figureFileSmall=8lLsB9FcJmHSs3LvFwHMkA==, figureFileBig=qvRmpRrgclXc9AjEQTcLrQ==, tableContent=null), ArticleFig(id=1319293494544412748, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图7, caption=
两种截面机壳等效应力分布, figureFileSmall=8lLsB9FcJmHSs3LvFwHMkA==, figureFileBig=qvRmpRrgclXc9AjEQTcLrQ==, tableContent=null), ArticleFig(id=1319293494611521613, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.8, caption=
Schematic diagram of impeller rear component, figureFileSmall=HHXY6rvtqKC1WeOqab6JTg==, figureFileBig=6UziTh0gos02H83FqElO0Q==, tableContent=null), ArticleFig(id=1319293494682824782, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图8, caption=
叶轮后部件示意, figureFileSmall=HHXY6rvtqKC1WeOqab6JTg==, figureFileBig=6UziTh0gos02H83FqElO0Q==, tableContent=null), ArticleFig(id=1319293494741545039, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.9, caption=
Model diagram after rough machining of the impeller rear disc, figureFileSmall=AuNcxtkDexb5TcN+wGVyCw==, figureFileBig=vrGfUQdRVrOwAlhe0dt6Cg==, tableContent=null), ArticleFig(id=1319293494812848208, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图9, caption=
叶轮后盘粗加工后模型示意, figureFileSmall=AuNcxtkDexb5TcN+wGVyCw==, figureFileBig=vrGfUQdRVrOwAlhe0dt6Cg==, tableContent=null), ArticleFig(id=1319293494879957073, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.10, caption=
Schematic diagram of impeller front component, figureFileSmall=/nrJQYeiXVPv4TH5ZC5yCQ==, figureFileBig=NQ+wwf0dzOuoFr8v0bB+iA==, tableContent=null), ArticleFig(id=1319293496503152724, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图10, caption=
叶轮前部件示意, figureFileSmall=/nrJQYeiXVPv4TH5ZC5yCQ==, figureFileBig=NQ+wwf0dzOuoFr8v0bB+iA==, tableContent=null), ArticleFig(id=1319293496574455893, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.11, caption=
Model diagram after rough machining of the impeller front disc, figureFileSmall=clvmcrDApqgew2D1zHRzFw==, figureFileBig=UfKCN5NL/PIpjBSbE2tIxg==, tableContent=null), ArticleFig(id=1319293496637370454, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图11, caption=
叶轮前盘粗加工后模型示意, figureFileSmall=clvmcrDApqgew2D1zHRzFw==, figureFileBig=UfKCN5NL/PIpjBSbE2tIxg==, tableContent=null), ArticleFig(id=1319293496717062231, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Fig.12, caption=
Model diagram after rough machining of the impeller front disc, figureFileSmall=YR0Zo86w5exbNOVIQAz/sw==, figureFileBig=DaKwk/uA695ynTcibisG9Q==, tableContent=null), ArticleFig(id=1319293496788365400, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=图12, caption=
叶轮精加工后模型示意, figureFileSmall=YR0Zo86w5exbNOVIQAz/sw==, figureFileBig=DaKwk/uA695ynTcibisG9Q==, tableContent=null), ArticleFig(id=1319293496851279961, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Tab.1, caption=
Square cross‑section casing fan basic parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 机壳中心尺寸a×b/(mm×mm) | 36.4×36.4 |
| 机壳尺寸/mm | 327.6 |
| 机壳尺寸/mm | 254.8 |
| 机壳尺寸/mm | 291.2 |
| 机壳尺寸/mm | 218.4 |
| 出风口尺寸B×C/(mm×mm) | 182×109.2 |
| 蜗舌/mm | 14.56 |
| 叶轮直径/mm | ∅364 |
| 叶轮入口直径/mm | ∅203.84 |
| 叶片入口最小直径/mm | ∅184.91 |
| 叶片入口最大直径/mm | ∅209.66 |
| 叶片圆弧中心圆直径/mm | ∅263.54 |
| 叶片出口角度/(°) | 40 |
| 叶片出口宽度/mm | 38.22 |
| 叶轮前盘锥度α/(°) | 10 |
| 叶片数量 | 16 |
| 叶片型式 | 圆弧单板型叶片 |
| 叶片弧度/mm | 200.2 |
| 进风口直段内径/mm | ∅195.1 |
| 进风口喇叭口外径D5/mm | ∅265 |
), ArticleFig(id=1319293496926777434, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=表1, caption=
方形截面机壳风机基本参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 机壳中心尺寸a×b/(mm×mm) | 36.4×36.4 |
| 机壳尺寸/mm | 327.6 |
| 机壳尺寸/mm | 254.8 |
| 机壳尺寸/mm | 291.2 |
| 机壳尺寸/mm | 218.4 |
| 出风口尺寸B×C/(mm×mm) | 182×109.2 |
| 蜗舌/mm | 14.56 |
| 叶轮直径/mm | ∅364 |
| 叶轮入口直径/mm | ∅203.84 |
| 叶片入口最小直径/mm | ∅184.91 |
| 叶片入口最大直径/mm | ∅209.66 |
| 叶片圆弧中心圆直径/mm | ∅263.54 |
| 叶片出口角度/(°) | 40 |
| 叶片出口宽度/mm | 38.22 |
| 叶轮前盘锥度α/(°) | 10 |
| 叶片数量 | 16 |
| 叶片型式 | 圆弧单板型叶片 |
| 叶片弧度/mm | 200.2 |
| 进风口直段内径/mm | ∅195.1 |
| 进风口喇叭口外径D5/mm | ∅265 |
), ArticleFig(id=1319293497002274907, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Tab.2, caption=
Basic parameters of a circular casing fan
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 机壳弧线尺寸/mm | 221.1 |
| 机壳弧线尺寸/mm | 252 |
| 机壳弧线尺寸/mm | 277.8 |
| 机壳弧线尺寸/mm | 301.6 |
| 机壳弧线尺寸/mm | 320.9 |
| 机壳弧线尺寸/mm | 332.7 |
| 蜗舌/mm | 3.4 |
| 机壳出口尺寸/mm | ∅200 |
| 机壳出口锥度/(°) | 11.3 |
| 叶轮外径1/mm | ∅364 |
| 叶片入口直径/mm | ∅124 |
| 叶片出口宽度/mm | 49.5 |
| 叶片出口角度/(°) | 41 |
| 叶片数量 | 10 |
| 叶片型式 | 机翼型叶片 |
), ArticleFig(id=1319293497069383772, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=表2, caption=
圆机壳风机基本参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
|---|
| 机壳弧线尺寸/mm | 221.1 |
| 机壳弧线尺寸/mm | 252 |
| 机壳弧线尺寸/mm | 277.8 |
| 机壳弧线尺寸/mm | 301.6 |
| 机壳弧线尺寸/mm | 320.9 |
| 机壳弧线尺寸/mm | 332.7 |
| 蜗舌/mm | 3.4 |
| 机壳出口尺寸/mm | ∅200 |
| 机壳出口锥度/(°) | 11.3 |
| 叶轮外径1/mm | ∅364 |
| 叶片入口直径/mm | ∅124 |
| 叶片出口宽度/mm | 49.5 |
| 叶片出口角度/(°) | 41 |
| 叶片数量 | 10 |
| 叶片型式 | 机翼型叶片 |
), ArticleFig(id=1319293497132298333, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=EN, label=Tab.3, caption=
Basic parameters of a circular casing fan
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 方形截面风机 | 圆形截面风机 |
|---|
| 风量/(m3·h-1) | 1 500 | 1 500 |
| 全压/Pa | 1 921 | 2 010 |
| 振动烈度/(mm·s-1) | 0.84 | 0.38 |
), ArticleFig(id=1319293497203601502, tenantId=1146029695717560320, journalId=1316781260334530699, articleId=1319293485212087290, language=CN, label=表3, caption=
圆机壳风机基本参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 方形截面风机 | 圆形截面风机 |
|---|
| 风量/(m3·h-1) | 1 500 | 1 500 |
| 全压/Pa | 1 921 | 2 010 |
| 振动烈度/(mm·s-1) | 0.84 | 0.38 |
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