Article(id=1154430574610604891, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1154430573813682498, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1655740800000, receivedDateStr=2022-06-21, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753167297269, onlineDateStr=2025-07-22, pubDate=1713542400000, pubDateStr=2024-04-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753167297269, onlineIssueDateStr=2025-07-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753167297269, creator=13701087609, updateTime=1753167297269, updator=13701087609, issue=Issue{id=1154430573813682498, tenantId=1146029695717560320, journalId=1146119893612605453, year='2024', volume='42', issue='4', pageStart='427', pageEnd='568', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1753167297080, creator=13701087609, updateTime=1753694614436, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1156642303142912908, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1154430573813682498, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1156642303142912909, tenantId=1146029695717560320, journalId=1146119893612605453, issueId=1154430573813682498, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=493, endPage=498, ext={EN=ArticleExt(id=1154430575063589725, articleId=1154430574610604891, tenantId=1146029695717560320, journalId=1146119893612605453, language=EN, title=Research on fractional terminal sliding mode electro-hydraulic pitch control method based on perturbation observer, columnId=null, journalTitle=Renewable Energy Resources, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to improve the control performance of wind turbine electrohydraulic pitch system, a fractional terminal sliding mode control method based on perturbation observer is proposed. The mathematical model of the wind turbine electrohydraulic pitch system is established, and the slidingmode state and perturbation observer is used to compensate the uncertainty and unknown disturbance of the pitch system parameters in real time. Fractional calculus theory is used to design the sliding mode surface of the terminal sliding mode controller, which can improve the jitter of the sliding mode control itself while ensuring the finite time convergence. Simulink is used for experimental verification, and the results show that the method enhances the antiinterference ability of the pitch system, weakens the jitter of the system, improves the tracking accuracy of the pitch angle, and improves the stability of the pitch system.
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为改善风电机组电液变桨系统的控制性能,文章提出了基于扰动观测器的分数阶终端滑模控制方法。建立风电机组电液变桨系统数学模型,利用滑模状态扰动观测器(SMSPO)对变桨系统参数的不确定性和未知扰动进行实时补偿。采用分数阶微积分理论设计终端滑模控制器的滑模面,在保证有限时间收敛的同时,改善了滑模控制自身抖动。利用 Simulink 进行试验验证,结果表明,该方法增强了变桨系统的抗干扰能力,削弱了系统的抖动,提高了桨距角的跟踪精度和变桨系统的稳定性。
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(1960-),男,博士,教授,研究方向为机电液一体化系统仿真与应用。E-mail: wanghui9955@126.com。
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电力系统及其自动化学报,
2021,
33(12): 110-124., articleTitle=永磁同步电机分数阶改进快速终端滑模控制, refAbstract=null)], funds=[Fund(id=1154430622018822349, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, awardId=21-1024, language=CN, fundingSource=辽宁工程技术大学博士启动基金(21-1024), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1154430616633335857, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, xref=1, ext=[AuthorCompanyExt(id=1154430616645918770, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, companyId=1154430616633335857, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 College of Mechanical Engineering Liaoning Technical University Fuxin 123000 China), AuthorCompanyExt(id=1154430616658501683, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, companyId=1154430616633335857, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 辽宁工程技术大学 机械工程学院 辽宁 阜新 123000)])], figs=[ArticleFig(id=1154430620781502634, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 1, caption=
Structure block diagram of electro-hydraulic pitch system, figureFileSmall=KE/4AqwRyXTuqjv7k6KfSA==, figureFileBig=3uKZbRUWx8k9UH+AirnM5g==, tableContent=null), ArticleFig(id=1154430620919914671, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 1, caption=
电液变桨系统结构框图, figureFileSmall=KE/4AqwRyXTuqjv7k6KfSA==, figureFileBig=3uKZbRUWx8k9UH+AirnM5g==, tableContent=null), ArticleFig(id=1154430620974440625, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 2, caption=
Control block diagram of electro-hydraulic pitch system, figureFileSmall=YrdR/j8/uY68daqyqbGvVQ==, figureFileBig=R3hXzP0HTYwUGYaiLsyknA==, tableContent=null), ArticleFig(id=1154430621049938100, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 2, caption=
电液变桨系统控制框图, figureFileSmall=YrdR/j8/uY68daqyqbGvVQ==, figureFileBig=R3hXzP0HTYwUGYaiLsyknA==, tableContent=null), ArticleFig(id=1154430621096075447, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 3, caption=
Pitch angle output curves of three controllers without perturbation, figureFileSmall=g5vBFhAHOdh1eLycAgJJqA==, figureFileBig=mDKiBMoROYbNbOV1bQ1yYw==, tableContent=null), ArticleFig(id=1154430621179961529, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 3, caption=
无扰动下 3 种控制器的桨距角输出曲线, figureFileSmall=g5vBFhAHOdh1eLycAgJJqA==, figureFileBig=mDKiBMoROYbNbOV1bQ1yYw==, tableContent=null), ArticleFig(id=1154430621226098876, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 4, caption=
Output curves of STSMC and TSMC control variable $u$ without perturbation, figureFileSmall=r9xg/MI5EYsgr74n+oJ9Kw==, figureFileBig=9cDSKjgEIAIn4s9slgmwUw==, tableContent=null), ArticleFig(id=1154430621276430525, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 4, caption=
无扰动下 STSMC 和 TSMC 控制量 $u$ 的输出曲线, figureFileSmall=r9xg/MI5EYsgr74n+oJ9Kw==, figureFileBig=9cDSKjgEIAIn4s9slgmwUw==, tableContent=null), ArticleFig(id=1154430621351927999, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 5, caption=
Pitch angle output curves of two controllers with perturbation, figureFileSmall=SRp3npOsbwT1Lv2NXLLyCg==, figureFileBig=JItzovWif/M1hJlpg0s6TQ==, tableContent=null), ArticleFig(id=1154430621402259648, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 5, caption=
有扰动下两种控制器的桨距角输出曲线, figureFileSmall=SRp3npOsbwT1Lv2NXLLyCg==, figureFileBig=JItzovWif/M1hJlpg0s6TQ==, tableContent=null), ArticleFig(id=1154430621456785602, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 6, caption=
Perturbation signal, figureFileSmall=HuXTlRyCfWaKEh+TmXDKhA==, figureFileBig=6fm3GpsWq7dS2T+08R6ISQ==, tableContent=null), ArticleFig(id=1154430621523894468, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 6, caption=
扰动信号, figureFileSmall=HuXTlRyCfWaKEh+TmXDKhA==, figureFileBig=6fm3GpsWq7dS2T+08R6ISQ==, tableContent=null), ArticleFig(id=1154430621578420422, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 7, caption=
Pitch angle tracking curves of three controllers, figureFileSmall=K6HArPes6hxQH4Vd1UHRkw==, figureFileBig=YWGvbdnSKEmjsJF8N3Eb1w==, tableContent=null), ArticleFig(id=1154430621628752072, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 7, caption=
3 种控制器的桨距角跟踪曲线, figureFileSmall=K6HArPes6hxQH4Vd1UHRkw==, figureFileBig=YWGvbdnSKEmjsJF8N3Eb1w==, tableContent=null), ArticleFig(id=1154430621691666633, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Fig. 8, caption=
Pitch angle tracking error curves of three controllers, figureFileSmall=r+bPpQlC/Y3kqouOAP3Ffw==, figureFileBig=Bwq6lhAnrakTO+xb09DOTg==, tableContent=null), ArticleFig(id=1154430621758775498, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=图 8, caption=
3 种控制器的桨距角跟踪误差曲线, figureFileSmall=r+bPpQlC/Y3kqouOAP3Ffw==, figureFileBig=Bwq6lhAnrakTO+xb09DOTg==, tableContent=null), ArticleFig(id=1154430621817495755, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=EN, label=Table 1, caption=
Electro-hydraulic pitch system parameters, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
| 伺服电机增益 ${k}_{\mathrm{m}}/\left( {\mathrm{{rad}}/\mathrm{s}}\right) \cdot {\mathrm{v}}^{-1}$ | 3.2 |
| 双向定量泵排量 ${D}_{\mathrm{b}}/{\mathrm{m}}^{3} \cdot {\mathrm{{rad}}}^{-1}$ | ${1.6} \times {10}^{-6}$ |
| 液压马达排量 ${D}_{\mathrm{m}}/{\mathrm{m}}^{3} \cdot {\mathrm{{rad}}}^{-1}$ | ${6.4} \times {10}^{-4}$ |
| 液压马达轴上的总惯量 ${J}_{\mathrm{t}}/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 850 |
| 粘性阻尼系数 ${B}_{\mathrm{m}}/\mathrm{N} \cdot {\left( \mathrm{{rad}}/\mathrm{s}\right) }^{-1}$ | 80 |
| 总泄露系数 ${C}_{i}/{\mathrm{m}}^{3} \cdot {\left( \mathrm{{Pa}} \cdot \mathrm{s}\right) }^{-1}$ | $8 \times {10}^{-{12}}$ |
| 内啮合齿轮组传动比 ${k}_{i}$ | 0.125 |
), ArticleFig(id=1154430621884604620, tenantId=1146029695717560320, journalId=1146119893612605453, articleId=1154430574610604891, language=CN, label=表 1, caption=
电液变桨距系统参数, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 |
| 伺服电机增益 ${k}_{\mathrm{m}}/\left( {\mathrm{{rad}}/\mathrm{s}}\right) \cdot {\mathrm{v}}^{-1}$ | 3.2 |
| 双向定量泵排量 ${D}_{\mathrm{b}}/{\mathrm{m}}^{3} \cdot {\mathrm{{rad}}}^{-1}$ | ${1.6} \times {10}^{-6}$ |
| 液压马达排量 ${D}_{\mathrm{m}}/{\mathrm{m}}^{3} \cdot {\mathrm{{rad}}}^{-1}$ | ${6.4} \times {10}^{-4}$ |
| 液压马达轴上的总惯量 ${J}_{\mathrm{t}}/\mathrm{{kg}} \cdot {\mathrm{m}}^{2}$ | 850 |
| 粘性阻尼系数 ${B}_{\mathrm{m}}/\mathrm{N} \cdot {\left( \mathrm{{rad}}/\mathrm{s}\right) }^{-1}$ | 80 |
| 总泄露系数 ${C}_{i}/{\mathrm{m}}^{3} \cdot {\left( \mathrm{{Pa}} \cdot \mathrm{s}\right) }^{-1}$ | $8 \times {10}^{-{12}}$ |
| 内啮合齿轮组传动比 ${k}_{i}$ | 0.125 |
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