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Abnormal vibration in the pipeline associated with large synchronous condensers not only reduces the lifespan of the pipeline but also affects the supply of the lubricating oil and coolant for the synchronous condenser, posing a serious risk of major safety accidents and jeopardizing the stability of the power system. The lubricating oil supply pipeline of a specific ultra-high voltage converter station synchronous condenser was taken as the research object. Multiple methods, including field measurements, fluid-structure coupling, and harmonic response analysis, were used to investigate the causes and mechanisms of the pipeline vibration. The results indicate that the periodic excitation force generated by the synchronous condenser itself is the main cause of pipeline vibration. Furthermore, a pipeline vibration reduction measure based on a tuned mass damper(TMD) was proposed. Experimental and simulation data shows that installing a TMD at the intermediate positions between suspension supports 4 and 5, as well as 6 and 7 in the lubricating oil supply pipeline system, yields the best vibration reduction effect. This approach can reduce the vibration acceleration of the pipeline system by over 90% and exhibits the excellent vibration reduction performance.
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大型同步调相机配套管道异常振动问题,不仅会降低管道的使用寿命,还会影响调相机润滑油和冷却液的供应,严重时甚至会造成重大安全事故,危害电力系统的稳定性。以某特高压换流站的同步调相机润滑油供油管道为研究对象,使用现场测量、流固耦合和谐响应分析等多种方法,研究了管道振动的产生原因和机制。结果表明,由调相机本身产生的周期性激振力是管道振动的主要原因。进一步提出基于调谐质量阻尼器(Tuned Mass Damper, TMD)的管道减振措施,试验和仿真数据表明,在润滑油供油管道系统4和5、6和7支吊架中间位置各安装一个TMD,减振效果最佳,可将该管系的振动加速度降低90%以上,具有良好的减振效果。
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, authorsList=万瑜, 金传领)}, authors=[Author(id=1241400378256847345, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=wanyujs@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241400378332344824, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, authorId=1241400378256847345, language=EN, stringName=Yu WAN, firstName=Yu, middleName=null, lastName=WAN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=Jiangsu Frontier Electric Technology Co, Ltd, Nanjing 211102, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241400378412036604, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, authorId=1241400378256847345, language=CN, stringName=万瑜, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=江苏方天电力技术有限公司,南京 211102, bio={"content":"
万瑜,男,1985年生,重庆人,硕士,高级工程师;主要研究方向为电力系统失效分析与结构分析;E-mail:wanyujs@163.com。
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万瑜,男,1985年生,重庆人,硕士,高级工程师;主要研究方向为电力系统失效分析与结构分析;E-mail:wanyujs@163.com。
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Pipeline system of the synchronous condenser, figureFileSmall=YCStKa+ZiOdrFiMslQ8n4A==, figureFileBig=eSdpSAO17mAJPpJJBqfgZA==, tableContent=null), ArticleFig(id=1241400379930374744, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图1, caption=
调相机管道系统, figureFileSmall=YCStKa+ZiOdrFiMslQ8n4A==, figureFileBig=eSdpSAO17mAJPpJJBqfgZA==, tableContent=null), ArticleFig(id=1241400380035232347, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.2, caption=
Field vibration test diagram, figureFileSmall=XMr8LVHwbR1B1smXglkngQ==, figureFileBig=2Ufomt9Atzb/oL3KwFZUoA==, tableContent=null), ArticleFig(id=1241400380106535520, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图2, caption=
现场振动测试图, figureFileSmall=XMr8LVHwbR1B1smXglkngQ==, figureFileBig=2Ufomt9Atzb/oL3KwFZUoA==, tableContent=null), ArticleFig(id=1241400381578736227, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.3, caption=
Time-domain vibration data and spectrum analysis, figureFileSmall=O086k6HJHXCAPGvdVUPKGA==, figureFileBig=eXqNY4d8L/7XIMgUHlshTw==, tableContent=null), ArticleFig(id=1241400381675205222, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图3, caption=
时域振动数据和频谱分析, figureFileSmall=O086k6HJHXCAPGvdVUPKGA==, figureFileBig=eXqNY4d8L/7XIMgUHlshTw==, tableContent=null), ArticleFig(id=1241400381759091305, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.4, caption=
Fluid movement characteristic in the pipeline, figureFileSmall=P9L+GJTXzsI9UIk8wR27xg==, figureFileBig=AGYxw/ZPLvwpFdNnq9yAqw==, tableContent=null), ArticleFig(id=1241400381863948914, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图4, caption=
管道内流体运动特征, figureFileSmall=P9L+GJTXzsI9UIk8wR27xg==, figureFileBig=AGYxw/ZPLvwpFdNnq9yAqw==, tableContent=null), ArticleFig(id=1241400381931057783, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.5, caption=
Fluid-structure coupling analysis of the pipeline, figureFileSmall=+r4o9ghLXWUBCzE9xCu6/w==, figureFileBig=7dvoH2zaIGaDmy9yOZ+LYQ==, tableContent=null), ArticleFig(id=1241400381998166652, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图5, caption=
管道的流固耦合分析, figureFileSmall=+r4o9ghLXWUBCzE9xCu6/w==, figureFileBig=7dvoH2zaIGaDmy9yOZ+LYQ==, tableContent=null), ArticleFig(id=1241400382073664128, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.6, caption=
Harmonic response analysis of bearing lubricating oil supply tubing, figureFileSmall=repmRA5zlkfr2HuxV1qk4g==, figureFileBig=zFVMOozpTS6l6/b/RH9wqQ==, tableContent=null), ArticleFig(id=1241400382170133127, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图6, caption=
轴承润滑油供油管谐响应分析, figureFileSmall=repmRA5zlkfr2HuxV1qk4g==, figureFileBig=zFVMOozpTS6l6/b/RH9wqQ==, tableContent=null), ArticleFig(id=1241400382283379341, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.7, caption=
TMD structure diagram, figureFileSmall=eatZyAn3ZOZ9x27sP821iA==, figureFileBig=MdgOC50Qg+SEZZwWJSAIXg==, tableContent=null), ArticleFig(id=1241400382371459729, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图7, caption=
TMD结构示意图, figureFileSmall=eatZyAn3ZOZ9x27sP821iA==, figureFileBig=MdgOC50Qg+SEZZwWJSAIXg==, tableContent=null), ArticleFig(id=1241400382488900248, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.8, caption=
Vibration velocity of three vibration reduction modes, figureFileSmall=8IsEyjUFtSbD6sY6zPLrDA==, figureFileBig=wOY+j3VCa1Pft4iU3mk8Ag==, tableContent=null), ArticleFig(id=1241400382606340767, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图8, caption=
3种减振方式振动速度, figureFileSmall=8IsEyjUFtSbD6sY6zPLrDA==, figureFileBig=wOY+j3VCa1Pft4iU3mk8Ag==, tableContent=null), ArticleFig(id=1241400382686032550, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.9, caption=
Comparison of three different vibration reduction modes, figureFileSmall=rFG7ia5fO/3HXgIP07wYsg==, figureFileBig=vJc+TP8yngDmCPCNFkEjUA==, tableContent=null), ArticleFig(id=1241400382774112940, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图9, caption=
3种不同减振方式对比, figureFileSmall=rFG7ia5fO/3HXgIP07wYsg==, figureFileBig=vJc+TP8yngDmCPCNFkEjUA==, tableContent=null), ArticleFig(id=1241400382874776242, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.10, caption=
Effect of TMD near the excitation source, figureFileSmall=lMUR1+DBroEdPdc6tK/FLg==, figureFileBig=0I1Ap3GjolgD0r3dsZ4Bvg==, tableContent=null), ArticleFig(id=1241400382958662326, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图10, caption=
TMD靠近激振源效果, figureFileSmall=lMUR1+DBroEdPdc6tK/FLg==, figureFileBig=0I1Ap3GjolgD0r3dsZ4Bvg==, tableContent=null), ArticleFig(id=1241400383088685757, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.11, caption=
Test bench of the pipeline vibration, figureFileSmall=/UDxnHq3tPaCF/3b2guHpg==, figureFileBig=VCYhgUCRQ+H/GH1/xh9s7w==, tableContent=null), ArticleFig(id=1241400383193543358, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图11, caption=
管道振动试验台, figureFileSmall=/UDxnHq3tPaCF/3b2guHpg==, figureFileBig=VCYhgUCRQ+H/GH1/xh9s7w==, tableContent=null), ArticleFig(id=1241400383352926913, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.12, caption=
Schematic diagram of the pipeline modal test, figureFileSmall=Tn+BwqMESQJYa4EYrbD5iw==, figureFileBig=788h/YuKYdaY3Ibqns93eQ==, tableContent=null), ArticleFig(id=1241400383461978822, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图12, caption=
管道模态测试示意图, figureFileSmall=Tn+BwqMESQJYa4EYrbD5iw==, figureFileBig=788h/YuKYdaY3Ibqns93eQ==, tableContent=null), ArticleFig(id=1241400383579419339, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.13, caption=
Modal test results of the pipeline system, figureFileSmall=0D3FGjkErO2yoBuT5zl9Zg==, figureFileBig=MRymZxfRYDMdxByKfKcFKQ==, tableContent=null), ArticleFig(id=1241400383688471254, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图13, caption=
管道系统模态测试结果, figureFileSmall=0D3FGjkErO2yoBuT5zl9Zg==, figureFileBig=MRymZxfRYDMdxByKfKcFKQ==, tableContent=null), ArticleFig(id=1241400383793328860, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Fig.14, caption=
Comparison of vibration reduction effects when the exciting force frequency is 50 Hz, figureFileSmall=ViYz6jscDk5SoqIvzruiGQ==, figureFileBig=GvSwCQMMwitWNyhgDmDtPA==, tableContent=null), ArticleFig(id=1241400383919157988, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=图14, caption=
激振力频率为50 Hz时的减振效果对比, figureFileSmall=ViYz6jscDk5SoqIvzruiGQ==, figureFileBig=GvSwCQMMwitWNyhgDmDtPA==, tableContent=null), ArticleFig(id=1241400384015626986, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Tab.1, caption=
Vibration test results of the lubricating oil inlet pipe
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测点 Measure point | 1 | 2 | 3 | 4 |
|---|
| 位置 Location | 1号吊架 Hanging bracket 1 | 3号吊架Hanging bracket 3 | 三通Tee | 4号吊架 Hanging bracket 4 |
| 方向 Direction | Y | Z | Y | Z | Y | Z | Y | Z |
| 幅值 Amplitude/(mm/s) | 7.2 | 108 | 16.5 | 105 | 4.7 | 127 | 8.1 | 277 |
| 频率 Frequency/Hz | 50 | 50 | 100 | 50 | 50 | 50 | 50 | 50 |
| 测点 Measure point | 5 | 6 | 7 | 8 |
| 位置 Location | 5号吊架Hanging bracket 5 | 6号吊架Hanging bracket 6 | 7号吊架Hanging bracket 7 | 8号吊架Hanging bracket 8 |
| 方向 Direction | Y | Z | Y | Z | Y | Z | X | Y |
| 幅值 Amplitude/(mm/s) | 9.5 | 179 | 8.3 | 180 | 8.6 | 176.6 | 29.7 | 6.4 |
| 频率 Frequency/Hz | 50 | 50 | 50 | 50 | 100 | 50 | 50 | 100 |
), ArticleFig(id=1241400384112095985, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=表1, caption=
润滑油供油管振动测试结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测点 Measure point | 1 | 2 | 3 | 4 |
|---|
| 位置 Location | 1号吊架 Hanging bracket 1 | 3号吊架Hanging bracket 3 | 三通Tee | 4号吊架 Hanging bracket 4 |
| 方向 Direction | Y | Z | Y | Z | Y | Z | Y | Z |
| 幅值 Amplitude/(mm/s) | 7.2 | 108 | 16.5 | 105 | 4.7 | 127 | 8.1 | 277 |
| 频率 Frequency/Hz | 50 | 50 | 100 | 50 | 50 | 50 | 50 | 50 |
| 测点 Measure point | 5 | 6 | 7 | 8 |
| 位置 Location | 5号吊架Hanging bracket 5 | 6号吊架Hanging bracket 6 | 7号吊架Hanging bracket 7 | 8号吊架Hanging bracket 8 |
| 方向 Direction | Y | Z | Y | Z | Y | Z | X | Y |
| 幅值 Amplitude/(mm/s) | 9.5 | 179 | 8.3 | 180 | 8.6 | 176.6 | 29.7 | 6.4 |
| 频率 Frequency/Hz | 50 | 50 | 50 | 50 | 100 | 50 | 50 | 100 |
), ArticleFig(id=1241400384200176373, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Tab.2, caption=
Constraint simplification of supports and hangers
, figureFileSmall=null, figureFileBig=null, tableContent=
| 约束方向Constraint direction | 1、3、4、5、6、7、10 | 2 | 8、9、11 |
|---|
| X | × | × | √ |
| Y | √ | √ | √ |
| Z | × | √ | × |
), ArticleFig(id=1241400384296645369, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=表2, caption=
支吊架约束简化
, figureFileSmall=null, figureFileBig=null, tableContent=
| 约束方向Constraint direction | 1、3、4、5、6、7、10 | 2 | 8、9、11 |
|---|
| X | × | × | √ |
| Y | √ | √ | √ |
| Z | × | √ | × |
), ArticleFig(id=1241400384397308672, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Tab.3, caption=
Summary of harmonic response analysis results of the lubricating oil supply tubing
, figureFileSmall=null, figureFileBig=null, tableContent=
振源位移 Vibration source displacement/mm | 振动位移 Vibration displacement/mm | 振动速度 Vibration velocity/(mm/s) | 振动加速度 Vibration acceleration/(m/s2) |
|---|
| 0.065 | 0.286 | 89.933 | 28.253 |
| 0.085 | 0.374 | 117.600 | 36.947 |
| 0.105 | 0.462 | 145.280 | 45.640 |
| 0.125 | 0.551 | 172.95 | 55.333 |
), ArticleFig(id=1241400384514749192, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=表3, caption=
润滑油供油管谐响应分析结果汇总
, figureFileSmall=null, figureFileBig=null, tableContent=
振源位移 Vibration source displacement/mm | 振动位移 Vibration displacement/mm | 振动速度 Vibration velocity/(mm/s) | 振动加速度 Vibration acceleration/(m/s2) |
|---|
| 0.065 | 0.286 | 89.933 | 28.253 |
| 0.085 | 0.374 | 117.600 | 36.947 |
| 0.105 | 0.462 | 145.280 | 45.640 |
| 0.125 | 0.551 | 172.95 | 55.333 |
), ArticleFig(id=1241400384615412496, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=EN, label=Tab.4, caption=
Equipment parameter of the excitation system
, figureFileSmall=null, figureFileBig=null, tableContent=
扫频信号发生器 Swept signal generator | 功率放大器 Power amplifier |
|---|
电压 Voltage/mV | 频率 Frequency/Hz | 电压 Voltage/V | 电流 Electricity/A | 增益 Gain/dB |
| 28 | 50 | 2.7 | 1.6 | 40 |
), ArticleFig(id=1241400386129556245, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241394831289806989, language=CN, label=表4, caption=
激振系统设备参数
, figureFileSmall=null, figureFileBig=null, tableContent=
扫频信号发生器 Swept signal generator | 功率放大器 Power amplifier |
|---|
电压 Voltage/mV | 频率 Frequency/Hz | 电压 Voltage/V | 电流 Electricity/A | 增益 Gain/dB |
| 28 | 50 | 2.7 | 1.6 | 40 |
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