Article(id=1227591338070307630, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1227591330579284357, articleNumber=null, orderNo=null, doi=10.16385/j.cnki.issn.1004-4523.202307062, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1690128000000, receivedDateStr=2023-07-24, revisedDate=1696694400000, revisedDateStr=2023-10-08, acceptedDate=null, acceptedDateStr=null, onlineDate=1770610182539, onlineDateStr=2026-02-09, pubDate=1752076800000, pubDateStr=2025-07-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1770610182539, onlineIssueDateStr=2026-02-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1770610182539, creator=13701087609, updateTime=1770610182539, updator=13701087609, issue=Issue{id=1227591330579284357, tenantId=1146029695717560320, journalId=1225147924628267009, year='2025', volume='38', issue='7', pageStart='1363', pageEnd='1644', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1770610180719, creator=13701087609, updateTime=1770610389679, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1227592206953935678, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1227591330579284357, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1227592206953935679, tenantId=1146029695717560320, journalId=1225147924628267009, issueId=1227591330579284357, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1474, endPage=1485, ext={EN=ArticleExt(id=1227591338414240579, articleId=1227591338070307630, tenantId=1146029695717560320, journalId=1225147924628267009, language=EN, title=Controller design and vibration characteristics of an active magnetic bearings-flexible rotor system passing the first bending critical speed region, columnId=null, journalTitle=Journal of Vibration Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Active magnetic bearings (AMBs) are ideal bearings for high speed and high power rotating machinery for its adjustable stiffness and damp. In this paper,a dynamic model of AMBs-flexible rotor system is established. Aiming at suppressing vibration displacement of the rotor system in passing through the first bending critical speed region,a control which combines a decentralized PID controller and input second filter in series is designed and the controller performances are simulated. The experiments in simulated rotation and real acceleration operations are carried out in a platform of AMBs-flexible rotor system. The rotor system can smoothly pass through its first bending critical speed region and the maximum rotor vibration displacement in acceleration operation is less than half of backup bearing gap. The rotor vibration displacement and current responses of the rotor in different unbalances are measured in order to analyses the influence of the rotor unbalance on vibration characteristics of AMBs-flexible rotor system. It is shown that the proposed controller can make the rotor system smoothly pass through its first bending critical speed region. The rotor imbalance has a significantly influence on the control performance and stability of AMBs-flexible rotor system. The experiment results give a support on the high-performance control strategy of AMBs-flexible rotor system.
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主动电磁轴承(AMBs)由于具有刚度、阻尼可调的特性,是高速、高功率旋转机械的理想支承。本文建立了AMBs-柔性转子系统的动力学模型;设计了由输入2阶滤波器和分散PID控制器串联组成的转子系统过1阶弯曲临界转速区的控制器,并对控制器的性能进行了仿真分析;在搭建的AMBs-柔性转子系统试验台上进行了模拟旋转和实际旋转试验,转子能够平稳地通过1阶弯曲临界转速区,加速过程中转子的最大振动位移小于备用轴承间隙的1/2;最后测量了多组不平衡量条件下AMBs-柔性转子系统的不平衡位移响应及电流响应,分析了转子的不平衡分布对转子系统振动特性的影响。结果表明,所设计的控制器能够使转子系统顺利地通过1阶弯曲临界转速区,不平衡量对AMBs-柔性转子系统的控制性能和稳定性影响显著,结果为AMBs-柔性转子系统高效控制策略的研究提供了依据。
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Basic structure and size of AMBs-flexible rotor system (Unit:mm), figureFileSmall=TAOYL/YpS9gVuNeb2FbfGQ==, figureFileBig=LUeymy9Iq+0bXcNtkYTLpA==, tableContent=null), ArticleFig(id=1227654465352827896, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图1, caption=
AMBs-柔性转子系统基本结构及尺寸 (单位:mm), figureFileSmall=TAOYL/YpS9gVuNeb2FbfGQ==, figureFileBig=LUeymy9Iq+0bXcNtkYTLpA==, tableContent=null), ArticleFig(id=1227654465474461697, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 2, caption=
Structural schematic diagram of AMBs coil, figureFileSmall=y0OeLL685kIGx6AJUcjjcQ==, figureFileBig=uJxFSBGD/0OLWWVcY/nQYg==, tableContent=null), ArticleFig(id=1227654465591902215, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图2, caption=
AMBs线圈结构示意图, figureFileSmall=y0OeLL685kIGx6AJUcjjcQ==, figureFileBig=uJxFSBGD/0OLWWVcY/nQYg==, tableContent=null), ArticleFig(id=1227654465671593996, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 3, caption=
Current stiffness under different offset displacements and bias currents, figureFileSmall=5jpVRKxiiK1CTsWHM1NeHg==, figureFileBig=ipxP0uVkBk2AuDvuhJ2TWg==, tableContent=null), ArticleFig(id=1227654465755480082, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图3, caption=
不同偏移位移和偏置电流下的电流刚度, figureFileSmall=5jpVRKxiiK1CTsWHM1NeHg==, figureFileBig=ipxP0uVkBk2AuDvuhJ2TWg==, tableContent=null), ArticleFig(id=1227654465856143384, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 4, caption=
Displacement stiffness under different offset displacements and bias currents, figureFileSmall=Lz6aynb9WkCN1n33Krh4nw==, figureFileBig=UvKS0jz84JCLYXlNy+TACA==, tableContent=null), ArticleFig(id=1227654465977778205, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图4, caption=
不同偏移位移和偏置电流下的位移刚度, figureFileSmall=Lz6aynb9WkCN1n33Krh4nw==, figureFileBig=UvKS0jz84JCLYXlNy+TACA==, tableContent=null), ArticleFig(id=1227654466078441505, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 5, caption=
Modal vibration mode diagram of rotor, figureFileSmall=tQuQ33VaBxkcUbA+e2w2jA==, figureFileBig=jWOG416nuI+80a4GcPbv8w==, tableContent=null), ArticleFig(id=1227654466208464936, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图5, caption=
转子的模态振型图, figureFileSmall=tQuQ33VaBxkcUbA+e2w2jA==, figureFileBig=jWOG416nuI+80a4GcPbv8w==, tableContent=null), ArticleFig(id=1227654467584196651, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 6, caption=
Modal test of rotor in free-free condition, figureFileSmall=p87KWCk2qBAwVRGEpdxl/Q==, figureFileBig=SewqyrdOySDukB6iPpKxrg==, tableContent=null), ArticleFig(id=1227654467697442865, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图6, caption=
转子的自由-自由模态试验, figureFileSmall=p87KWCk2qBAwVRGEpdxl/Q==, figureFileBig=SewqyrdOySDukB6iPpKxrg==, tableContent=null), ArticleFig(id=1227654467806494775, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 7, caption=
The FRF fitting curve of experimental rotor, figureFileSmall=twWEpFy5hzYGHQ9ZqASHnw==, figureFileBig=T2HV5904uDp0vsGYnQcn/g==, tableContent=null), ArticleFig(id=1227654467890380864, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图7, caption=
试验转子的FRF拟合曲线, figureFileSmall=twWEpFy5hzYGHQ9ZqASHnw==, figureFileBig=T2HV5904uDp0vsGYnQcn/g==, tableContent=null), ArticleFig(id=1227654468012015683, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 8, caption=
Open-loop frequency characteristics of controller, figureFileSmall=7yeMSz0RQy4KI2d6980f/g==, figureFileBig=ry0mx3r6Mbtz57KBMEThwQ==, tableContent=null), ArticleFig(id=1227654468150427721, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图8, caption=
控制器开环频率特性, figureFileSmall=7yeMSz0RQy4KI2d6980f/g==, figureFileBig=ry0mx3r6Mbtz57KBMEThwQ==, tableContent=null), ArticleFig(id=1227654468242702416, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 9, caption=
Characteristic values of close-loop system, figureFileSmall=EVsHnYSQJroeHnu07TVA4g==, figureFileBig=30UBN3Q9XBiXFrknBNBfPg==, tableContent=null), ArticleFig(id=1227654468364337234, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图9, caption=
闭环系统特征值, figureFileSmall=EVsHnYSQJroeHnu07TVA4g==, figureFileBig=30UBN3Q9XBiXFrknBNBfPg==, tableContent=null), ArticleFig(id=1227654468481777753, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 10, caption=
Vibration displacement of rotor sensor node and AMBs node, figureFileSmall=Kkg2X06m9bm7fT8DtPpcBA==, figureFileBig=r4jwjD76uqiINVBsdvmsXw==, tableContent=null), ArticleFig(id=1227654468582441053, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图10, caption=
转子传感器和电磁轴承节点的振动位移, figureFileSmall=Kkg2X06m9bm7fT8DtPpcBA==, figureFileBig=r4jwjD76uqiINVBsdvmsXw==, tableContent=null), ArticleFig(id=1227654468674715743, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 11, caption=
Vibration displacement amplitude of each model node of rotor, figureFileSmall=YcwF/IGl7IOGaZhnYqC5bg==, figureFileBig=u/PZhKo92hAbo891vCjKGg==, tableContent=null), ArticleFig(id=1227654468775379046, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图11, caption=
转子各个模型节点处的振动位移幅值, figureFileSmall=YcwF/IGl7IOGaZhnYqC5bg==, figureFileBig=u/PZhKo92hAbo891vCjKGg==, tableContent=null), ArticleFig(id=1227654468876042343, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 12, caption=
Test rig of AMBs-flexible rotor system, figureFileSmall=3BmcK/4NXuVLv7z7Mh2e7A==, figureFileBig=1mNdJ1bTdvjVxkTsvEOHiw==, tableContent=null), ArticleFig(id=1227654469052203123, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图12, caption=
AMBs-柔性转子系统试验台, figureFileSmall=3BmcK/4NXuVLv7z7Mh2e7A==, figureFileBig=1mNdJ1bTdvjVxkTsvEOHiw==, tableContent=null), ArticleFig(id=1227654469140283511, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 13, caption=
Schematic diagram of AMBs-flexible rotor control system, figureFileSmall=lfqc7Phb8U1qGkkO8Y/C3g==, figureFileBig=I+Zz90mD6YufRipkgvzM/Q==, tableContent=null), ArticleFig(id=1227654469245141116, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图13, caption=
AMBs-柔性转子控制系统示意图, figureFileSmall=lfqc7Phb8U1qGkkO8Y/C3g==, figureFileBig=I+Zz90mD6YufRipkgvzM/Q==, tableContent=null), ArticleFig(id=1227654469358387328, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 14, caption=
Simulate rotational displacement response of rotor, figureFileSmall=SbuLR2gSnP20kyvnFWSnZw==, figureFileBig=gs5cLQp4GMtUJkOIJvXW3g==, tableContent=null), ArticleFig(id=1227654469442273413, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图14, caption=
转子模拟旋转位移响应, figureFileSmall=SbuLR2gSnP20kyvnFWSnZw==, figureFileBig=gs5cLQp4GMtUJkOIJvXW3g==, tableContent=null), ArticleFig(id=1227654469526159495, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 15, caption=
Distribution of the applied unbalance (Unit:g·mm), figureFileSmall=yx7bGCPM2A6DhHzdOak2KA==, figureFileBig=uqAyOG4Bm+S0+xrpi14cWQ==, tableContent=null), ArticleFig(id=1227654469618434191, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图15, caption=
施加的不平衡量分布 (单元:g·mm), figureFileSmall=yx7bGCPM2A6DhHzdOak2KA==, figureFileBig=uqAyOG4Bm+S0+xrpi14cWQ==, tableContent=null), ArticleFig(id=1227654469731680405, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 16, caption=
Average distribution of unbalance displacement, figureFileSmall=85bpFSP6i1yISQaG2ycJJw==, figureFileBig=qnUIWaP7WFRL4kUD1pdPag==, tableContent=null), ArticleFig(id=1227654469790400664, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图16, caption=
不平衡位移平均值分布, figureFileSmall=85bpFSP6i1yISQaG2ycJJw==, figureFileBig=qnUIWaP7WFRL4kUD1pdPag==, tableContent=null), ArticleFig(id=1227654469878481052, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 17, caption=
Average distribution of control current, figureFileSmall=P7GAjI+zNsOjNjc5fSYSrA==, figureFileBig=mxpV+BtuXFPblTVMrtBKzw==, tableContent=null), ArticleFig(id=1227654469970755744, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图17, caption=
控制电流平均值分布, figureFileSmall=P7GAjI+zNsOjNjc5fSYSrA==, figureFileBig=mxpV+BtuXFPblTVMrtBKzw==, tableContent=null), ArticleFig(id=1227654470063030437, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 18, caption=
Unbalance displacement response of the rotor when the unbalance is 540 g∙mm∠20°, figureFileSmall=RaNOf5EiNp+iUqjQkqoaVQ==, figureFileBig=yJmcYhYxXv5f/TygKoHbww==, tableContent=null), ArticleFig(id=1227654470172082345, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图18, caption=
不平衡量为540 g∙mm∠20°时转子的不平衡位移响应, figureFileSmall=RaNOf5EiNp+iUqjQkqoaVQ==, figureFileBig=yJmcYhYxXv5f/TygKoHbww==, tableContent=null), ArticleFig(id=1227654470276939951, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 19, caption=
Unbalance displacement response of the rotor when the unbalance is 1026 g∙mm∠180°, figureFileSmall=/zywr6MCr35FyEQTtT0h9Q==, figureFileBig=BqO4+KfcOTviGaHBtkzViA==, tableContent=null), ArticleFig(id=1227654470381797553, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图19, caption=
不平衡量为1026 g∙mm∠180°时转子的不平衡位移响应, figureFileSmall=/zywr6MCr35FyEQTtT0h9Q==, figureFileBig=BqO4+KfcOTviGaHBtkzViA==, tableContent=null), ArticleFig(id=1227654470482460856, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 20, caption=
Displacement signal spectrum in AY direction when the unbalance is 540 g∙mm∠20°, figureFileSmall=aSy2wOiRuOvK9yVEq8/U0g==, figureFileBig=QU9yeg416R1zssEfjqefPg==, tableContent=null), ArticleFig(id=1227654470583124157, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图20, caption=
不平衡量为540 g∙mm∠20°时AY方向的位移信号频谱, figureFileSmall=aSy2wOiRuOvK9yVEq8/U0g==, figureFileBig=QU9yeg416R1zssEfjqefPg==, tableContent=null), ArticleFig(id=1227654470662815936, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 21, caption=
Displacement signal spectrum in BY direction when the unbalance is 540 g∙mm∠20°, figureFileSmall=whU9X4+xoNwDAsU/sKCwqA==, figureFileBig=npwCo8AE7Ow+AUp9Whjw6w==, tableContent=null), ArticleFig(id=1227654471967244483, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图21, caption=
不平衡量为540 g∙mm∠20°时BY方向的位移信号频谱, figureFileSmall=whU9X4+xoNwDAsU/sKCwqA==, figureFileBig=npwCo8AE7Ow+AUp9Whjw6w==, tableContent=null), ArticleFig(id=1227654472076296392, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Fig. 22, caption=
Displacement signal waveform and spectrum of rotor when the rotational speed is 13500 r/min, figureFileSmall=Js8o69cd38gl3D/9dYiWGQ==, figureFileBig=B0pxtAV7r1BfqwDQAYF97w==, tableContent=null), ArticleFig(id=1227654472176959692, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=图22, caption=
转速为13500 r/min 时转子的位移信号波形和频谱, figureFileSmall=Js8o69cd38gl3D/9dYiWGQ==, figureFileBig=B0pxtAV7r1BfqwDQAYF97w==, tableContent=null), ArticleFig(id=1227654472273428687, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Tab. 1, caption=
Structural parameters of AMBs
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 取值 |
|---|
| 磁极面积A/mm2 | 1408 |
| 磁极与电磁力夹角/rad | |
| 磁极线圈匝数N | 200 |
| 保护轴承气隙/mm | 0.25 |
| 电磁轴承气隙/mm | 0.4 |
), ArticleFig(id=1227654472382480599, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=表1, caption=
AMBs的结构参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 取值 |
|---|
| 磁极面积A/mm2 | 1408 |
| 磁极与电磁力夹角/rad | |
| 磁极线圈匝数N | 200 |
| 保护轴承气隙/mm | 0.25 |
| 电磁轴承气隙/mm | 0.4 |
), ArticleFig(id=1227654472449589467, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Tab. 2, caption=
Comparison of simulated and experimental mode frequencies
, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶次 | 计算值/Hz | 试验值/Hz | 误差/% |
|---|
| 1阶 | 163 | 162 | 0.60 |
| 2阶 | 354 | 366 | 3.40 |
| 3阶 | 730 | 687 | 6.20 |
| 4阶 | 1086 | 992 | 9.48 |
), ArticleFig(id=1227654472533475552, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=表2, caption=
仿真和试验模态频率对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶次 | 计算值/Hz | 试验值/Hz | 误差/% |
|---|
| 1阶 | 163 | 162 | 0.60 |
| 2阶 | 354 | 366 | 3.40 |
| 3阶 | 730 | 687 | 6.20 |
| 4阶 | 1086 | 992 | 9.48 |
), ArticleFig(id=1227654472638333158, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=EN, label=Tab. 3, caption=
Controller parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 取值 |
|---|
| 滤波器截止频率滤波器阻尼比比例系数 | 10000.86500 |
| 积分系数 | 10000 |
| 微分系数 | 7 |
| 偏置电流 | 0.6 |
| 电流刚度 | 187 |
| 位移刚度 | 199 |
), ArticleFig(id=1227654472734802154, tenantId=1146029695717560320, journalId=1225147924628267009, articleId=1227591338070307630, language=CN, label=表3, caption=
控制器参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 取值 |
|---|
| 滤波器截止频率滤波器阻尼比比例系数 | 10000.86500 |
| 积分系数 | 10000 |
| 微分系数 | 7 |
| 偏置电流 | 0.6 |
| 电流刚度 | 187 |
| 位移刚度 | 199 |
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