汽轮发电机转子阻尼结构对大扰动低频振荡的影响
为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻尼结构作用的场-路耦合时步有限元模型,并通过实验进行了验证;然后采用该模型研究了汽轮发电机转子各部分阻尼结构大扰动低频振荡过程中的作用,分析了三部分阻尼单独作用和共同作用时,对大扰动低频振荡影响较大的阻尼结构;最后研究了不同材料转子槽楔对汽轮发电大扰动低频振荡过程的影响.结果表明:汽轮发电机转子阻尼作用可以有效抑制大扰动后的低频振荡过程;在三部分阻尼中转子槽楔所起的作用较大,且转子采用铝合金槽楔对于抑制大扰动低频振荡的效果明显好于不锈钢槽楔....
Saved in:
Published in | 电机与控制学报 Vol. 21; no. 8; pp. 9 - 17 |
---|---|
Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
华北电力大学 电气与电子工程学院,北京,102206%水力发电设备国家重点实验室(哈尔滨大电机研究所),黑龙江 哈尔滨,100084%中国电力国际有限公司,北京,100080
2017
|
Subjects | |
Online Access | Get full text |
ISSN | 1007-449X |
DOI | 10.15938/j.emc.2017.08.002 |
Cover
Abstract | 为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻尼结构作用的场-路耦合时步有限元模型,并通过实验进行了验证;然后采用该模型研究了汽轮发电机转子各部分阻尼结构大扰动低频振荡过程中的作用,分析了三部分阻尼单独作用和共同作用时,对大扰动低频振荡影响较大的阻尼结构;最后研究了不同材料转子槽楔对汽轮发电大扰动低频振荡过程的影响.结果表明:汽轮发电机转子阻尼作用可以有效抑制大扰动后的低频振荡过程;在三部分阻尼中转子槽楔所起的作用较大,且转子采用铝合金槽楔对于抑制大扰动低频振荡的效果明显好于不锈钢槽楔. |
---|---|
AbstractList | 为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻尼结构作用的场-路耦合时步有限元模型,并通过实验进行了验证;然后采用该模型研究了汽轮发电机转子各部分阻尼结构大扰动低频振荡过程中的作用,分析了三部分阻尼单独作用和共同作用时,对大扰动低频振荡影响较大的阻尼结构;最后研究了不同材料转子槽楔对汽轮发电大扰动低频振荡过程的影响.结果表明:汽轮发电机转子阻尼作用可以有效抑制大扰动后的低频振荡过程;在三部分阻尼中转子槽楔所起的作用较大,且转子采用铝合金槽楔对于抑制大扰动低频振荡的效果明显好于不锈钢槽楔. TM302; 为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻尼结构作用的场-路耦合时步有限元模型,并通过实验进行了验证;然后采用该模型研究了汽轮发电机转子各部分阻尼结构大扰动低频振荡过程中的作用,分析了三部分阻尼单独作用和共同作用时,对大扰动低频振荡影响较大的阻尼结构;最后研究了不同材料转子槽楔对汽轮发电大扰动低频振荡过程的影响.结果表明:汽轮发电机转子阻尼作用可以有效抑制大扰动后的低频振荡过程;在三部分阻尼中转子槽楔所起的作用较大,且转子采用铝合金槽楔对于抑制大扰动低频振荡的效果明显好于不锈钢槽楔. |
Abstract_FL | It aims to study the effect of rotor damping structure which contains damping bars,the rotor iron core and rotor slot wedges on low frequency oscillation (LFO) under large disturbance.Firstly,the time stepping finite element model of turbine generator was built to study the effect of rotor damping structure on LFO and the model was tested by the experiment of 7.5 kW model machine.Then,the influence of rotor damping on LFO under large disturbance was studied under the individual and combined effect of three components of rotor damping structures.Finally,the influence of different rotor slot wedge material on LFO was studied.The results show that the rotor damping structure can suppress LFO under large disturbance.The rotor slot wedge plays a more vital role during LFO after large disturbance and the aluminum alloy slot wedge has a better suppression effect than that made of stainless steel. |
Author | 许国瑞 李金香 付永旗 胡笳 孙玉田 刘晓芳 |
AuthorAffiliation | 华北电力大学 电气与电子工程学院,北京102206 水力发电设备国家重点实验室(哈尔滨大电机研究所),黑龙江 哈尔滨100084 中国电力国际有限公司,北京100080 |
AuthorAffiliation_xml | – name: 华北电力大学 电气与电子工程学院,北京,102206%水力发电设备国家重点实验室(哈尔滨大电机研究所),黑龙江 哈尔滨,100084%中国电力国际有限公司,北京,100080 |
Author_FL | FU Yong-qi LI Jin-xiang HU Jia XU Guo-rui SUN Yu-tian LIU Xiao-fang |
Author_FL_xml | – sequence: 1 fullname: XU Guo-rui – sequence: 2 fullname: LI Jin-xiang – sequence: 3 fullname: FU Yong-qi – sequence: 4 fullname: HU Jia – sequence: 5 fullname: SUN Yu-tian – sequence: 6 fullname: LIU Xiao-fang |
Author_xml | – sequence: 1 fullname: 许国瑞 李金香 付永旗 胡笳 孙玉田 刘晓芳 |
BookMark | eNotjz9PwkAAxW_ARES-gKOTS-v96V3bUYn_EhIXBjdyPa5IlaIQozizYEQlOBhjTDQmOqjA4KDYb-OV8i08g295b_jlvbw5kAproQRgAUETUZc4y4Epq8LEENkmdEwIcQqkEYS2YVnuzizINhoVD0JGGSEuToPVeBgl0bu67I6vP-K7ryR6VW9Xk5uRGnyPR734vqX6n-rpOW4P1NnLT3QxeezG5_2k8zC-baloqHqdeTDj8_2GzP57BhTW1wq5TSO_vbGVW8kbgkFsSO67sIRFSUgduccshDGjxHaQLblNCfKk5QuMOOVEQCocruVghC3kIkxJBixNa4956POwXAxqR_VQDxZLQXPv9MT7-wwd_Viji1NU7NbC8mFFwwf1SpXXm0VmE0wtpod_Ae04ckk |
ClassificationCodes | TM302 |
ContentType | Journal Article |
Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
Copyright_xml | – notice: Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
DBID | 2RA 92L CQIGP W92 ~WA 2B. 4A8 92I 93N PSX TCJ |
DOI | 10.15938/j.emc.2017.08.002 |
DatabaseName | 中文科技期刊数据库 中文科技期刊数据库-CALIS站点 中文科技期刊数据库-7.0平台 中文科技期刊数据库-工程技术 中文科技期刊数据库- 镜像站点 Wanfang Data Journals - Hong Kong WANFANG Data Centre Wanfang Data Journals 万方数据期刊 - 香港版 China Online Journals (COJ) China Online Journals (COJ) |
DatabaseTitleList | |
DeliveryMethod | fulltext_linktorsrc |
DocumentTitleAlternate | Influence of rotor damping structure of turbine generators on low frequency oscillation under large disturbance |
DocumentTitle_FL | Influence of rotor damping structure of turbine generators on low frequency oscillation under large disturbance |
EndPage | 17 |
ExternalDocumentID | djykzxb201708002 673254665 |
GrantInformation_xml | – fundername: 国家自然科学基金; 中央高校基本科研业务费专项资金资助 funderid: (51507059,51477049); (2015QN03) |
GroupedDBID | 2RA 92L ALMA_UNASSIGNED_HOLDINGS CDYEO CQIGP W92 ~WA 2B. 4A8 92I 93N PSX TCJ |
ID | FETCH-LOGICAL-c602-eaf90d2cdceeafab641226537817ea7531be4fc21a5a3c05c8aaaa82124191253 |
ISSN | 1007-449X |
IngestDate | Thu May 29 04:05:40 EDT 2025 Wed Feb 14 09:56:59 EST 2024 |
IsPeerReviewed | true |
IsScholarly | true |
Issue | 8 |
Keywords | rotor damping system 低频振荡 转子阻尼结构 大扰动 time stepping finite element model turbine generator 时步有限元 汽轮发电机 low frequency oscillation large disturbance |
Language | Chinese |
LinkModel | OpenURL |
MergedId | FETCHMERGED-LOGICAL-c602-eaf90d2cdceeafab641226537817ea7531be4fc21a5a3c05c8aaaa82124191253 |
Notes | 23-1408/TM rotor damping system;large disturbance;low frequency oscillation;turbine generator;time stepping finite element model It aims to study the effect of rotor damping structure which contains damping bars,the rotor iron core and rotor slot wedges on low frequency oscillation (LFO) under large disturbance.Firstly,the time stepping finite element model of turbine generator was built to study the effect of rotor damping structure on LFO and the model was tested by the experiment of 7.5 kW model machine.Then,the influence of rotor damping on LFO under large disturbance was studied under the individual and combined effect of three components of rotor damping structures.Finally,the influence of different rotor slot wedge material on LFO was studied.The results show that the rotor damping structure can suppress LFO under large disturbance.The rotor slot wedge plays a more vital role during LFO after large disturbance and the aluminum alloy slot wedge has a better suppression effect than that made of stainless s |
PageCount | 9 |
ParticipantIDs | wanfang_journals_djykzxb201708002 chongqing_primary_673254665 |
PublicationCentury | 2000 |
PublicationDate | 2017 |
PublicationDateYYYYMMDD | 2017-01-01 |
PublicationDate_xml | – year: 2017 text: 2017 |
PublicationDecade | 2010 |
PublicationTitle | 电机与控制学报 |
PublicationTitleAlternate | Electric Machines and Control |
PublicationTitle_FL | Electric Machines and Control |
PublicationYear | 2017 |
Publisher | 华北电力大学 电气与电子工程学院,北京,102206%水力发电设备国家重点实验室(哈尔滨大电机研究所),黑龙江 哈尔滨,100084%中国电力国际有限公司,北京,100080 |
Publisher_xml | – name: 华北电力大学 电气与电子工程学院,北京,102206%水力发电设备国家重点实验室(哈尔滨大电机研究所),黑龙江 哈尔滨,100084%中国电力国际有限公司,北京,100080 |
SSID | ssib006563392 ssib025702231 ssib000271328 ssib051374584 ssib036435450 ssib017479520 ssib001129775 ssib023166998 |
Score | 2.132285 |
Snippet | 为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻尼结构... TM302; 为了研究汽轮发电机转子大齿导条、导电槽楔和转子铁心等转子阻尼结构在大扰动低频振荡过程中的作用,首先建立了用于研究大扰动低频振荡过程中汽轮发电机转子各部分阻... |
SourceID | wanfang chongqing |
SourceType | Aggregation Database Publisher |
StartPage | 9 |
SubjectTerms | 低频振荡 大扰动 时步有限元 汽轮发电机 转子阻尼结构 |
Title | 汽轮发电机转子阻尼结构对大扰动低频振荡的影响 |
URI | http://lib.cqvip.com/qk/90977A/201708/673254665.html https://d.wanfangdata.com.cn/periodical/djykzxb201708002 |
Volume | 21 |
hasFullText | 1 |
inHoldings | 1 |
isFullTextHit | |
isPrint | |
journalDatabaseRights | – providerCode: PRVEBS databaseName: Inspec with Full Text issn: 1007-449X databaseCode: ADMLS dateStart: 20140101 customDbUrl: isFulltext: true dateEnd: 99991231 titleUrlDefault: https://www.ebsco.com/products/research-databases/inspec-full-text omitProxy: false ssIdentifier: ssib025702231 providerName: EBSCOhost |
link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwnV1LbxMxEF6V9sIFgQBRCggkfKpS9mGv7ePuZqMKUS4Uqbdqd7NpVUR4tRL03AuIAlU5IISQQEhwANoeOEDJvyFp-y-YsZ3EfYAKOawce9bz-ZtJdmblh-Nczt2cF2XWqMgGDSo090QlK0VW4SUvClZASJLhe8iJ6-H4TXp1ik0NDCXWrKWF-XysWDxwXcn_WBXqwK64SvYfLNvrFCqgDPaFK1gYroeyMUlDEnskrpJU4DVKScqIqBHpkZQTSUnMUEYmJI66MgnKRFUiXZJKIqEyxprYJXGCd8FXGai7UiKoEq6RWKoCJRHHJiFRHnVFJBIkpdizSLHDyFfaQSbBG0GpAKUaT2Q6BGGADQVQJKp2fHwQbPgqVOchXhEA6AXYoRlIFKomQMK67oNqgQy4D5XEiiGOuGTaFwEFXdBCNSJ6qJR9EarYEIpnV3UH7SDLbUUiMOMDauPAfo2i14sql1egtTqG1EAv_aEqHmVsUWwGNrqLD4AA5T4f1v3GnkAtwGAKDMjEFkNgamUcP7EQUCQYYPsJpuRuSPyuopjugrXXpzS9qUEsuMUzU02hoVUo5oXf9aAU3QqJjhCDroEefNF1B2GcEUcaIv2RsHjZ7x0wUi0MBan0KvfEKa1SDVYqGyrrAmAgQf9oZG30byqRETwFQjGiGI-qu51pn-lMkyJadCECFF2jzQP1-gcIhMbiz8bAFMuKF_BNP6XqNOheQKGX_Js_TmFFB9IKM7UH7gtgmFTnFcyNlbdxg1WPj-nJ3v1wrTeJtj736NbiwxyFVNp3xBnyOYTbg85QVJ24dsOeXODZW3JhisWtrAFSuiDoT67wOOWS9bNIyADD0Horg-de-tbkgQCSGsjDevLMCzjOvlDzTAw9Zrkiju7KvrHhtjazd5oz9yBYV2snm42sOWOF-ZPHnWMmP78Y6T_bE87A4uxJJ-5stLZbX9vPV7Zefuu8-bHd-tz-8mLn1WZ7_efW5mrn7VJ77Xv7w8fO4_X2k0-_Ws923q90nq5tL7_ber3Ubm20V5dPOZO1dDIZr5jDZypFCEEiPL6kW_eLOiQRWSPLQ-pBosoCLjxeZhwil7ykjcL3MpYFhcsKkcFHQCJAPQlJY3DaGWzeaZZncFcMvwzdrJS4E1gjDzKMskIBz0FWh0gzH3ZGesOfvqv3GMLptnhSSciGnUuGkGnz5HkwvdfyZw8hM-IcxbJ-e3zOGZy_v1Ceh3xqPr9g_OU3dN8J1g |
linkProvider | EBSCOhost |
openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=%E6%B1%BD%E8%BD%AE%E5%8F%91%E7%94%B5%E6%9C%BA%E8%BD%AC%E5%AD%90%E9%98%BB%E5%B0%BC%E7%BB%93%E6%9E%84%E5%AF%B9%E5%A4%A7%E6%89%B0%E5%8A%A8%E4%BD%8E%E9%A2%91%E6%8C%AF%E8%8D%A1%E7%9A%84%E5%BD%B1%E5%93%8D&rft.jtitle=%E7%94%B5%E6%9C%BA%E4%B8%8E%E6%8E%A7%E5%88%B6%E5%AD%A6%E6%8A%A5&rft.au=%E8%AE%B8%E5%9B%BD%E7%91%9E&rft.au=%E6%9D%8E%E9%87%91%E9%A6%99&rft.au=%E4%BB%98%E6%B0%B8%E6%97%97&rft.au=%E8%83%A1%E7%AC%B3&rft.date=2017&rft.pub=%E5%8D%8E%E5%8C%97%E7%94%B5%E5%8A%9B%E5%A4%A7%E5%AD%A6+%E7%94%B5%E6%B0%94%E4%B8%8E%E7%94%B5%E5%AD%90%E5%B7%A5%E7%A8%8B%E5%AD%A6%E9%99%A2%2C%E5%8C%97%E4%BA%AC%2C102206%25%E6%B0%B4%E5%8A%9B%E5%8F%91%E7%94%B5%E8%AE%BE%E5%A4%87%E5%9B%BD%E5%AE%B6%E9%87%8D%E7%82%B9%E5%AE%9E%E9%AA%8C%E5%AE%A4%28%E5%93%88%E5%B0%94%E6%BB%A8%E5%A4%A7%E7%94%B5%E6%9C%BA%E7%A0%94%E7%A9%B6%E6%89%80%29%2C%E9%BB%91%E9%BE%99%E6%B1%9F+%E5%93%88%E5%B0%94%E6%BB%A8%2C100084%25%E4%B8%AD%E5%9B%BD%E7%94%B5%E5%8A%9B%E5%9B%BD%E9%99%85%E6%9C%89%E9%99%90%E5%85%AC%E5%8F%B8%2C%E5%8C%97%E4%BA%AC%2C100080&rft.issn=1007-449X&rft.volume=21&rft.issue=8&rft.spage=9&rft.epage=17&rft_id=info:doi/10.15938%2Fj.emc.2017.08.002&rft.externalDocID=djykzxb201708002 |
thumbnail_s | http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fimage.cqvip.com%2Fvip1000%2Fqk%2F90977A%2F90977A.jpg http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fwww.wanfangdata.com.cn%2Fimages%2FPeriodicalImages%2Fdjykzxb%2Fdjykzxb.jpg |