Article(id=1153790629051098020, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153790299898897185, articleNumber=null, orderNo=null, doi=10.19562/j.chinasae.qcgc.2025.01.014, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1728144000000, receivedDateStr=2024-10-06, revisedDate=1732118400000, revisedDateStr=2024-11-21, acceptedDate=null, acceptedDateStr=null, onlineDate=1753014722359, onlineDateStr=2025-07-20, pubDate=1737734400000, pubDateStr=2025-01-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753014722359, onlineIssueDateStr=2025-07-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753014722359, creator=13701087609, updateTime=1753014722359, updator=13701087609, issue=Issue{id=1153790299898897185, tenantId=1146029695717560320, journalId=1146120084050784272, year='2025', volume='47', issue='1', pageStart='1', pageEnd='200', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=0, articleOrder=1, issueType=-1, specialIssue=null, createTime=1753014643882, creator=13701087609, updateTime=1753067424351, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1154011677273084824, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153790299898897185, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1154011677273084825, tenantId=1146029695717560320, journalId=1146120084050784272, issueId=1153790299898897185, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=137, endPage=148, ext={EN=ArticleExt(id=1153790629420196773, articleId=1153790629051098020, tenantId=1146029695717560320, journalId=1146120084050784272, language=EN, title=
H2/
H∞ Control of Active Suspension Based on IUDE Algorithm, columnId=null, journalTitle=Automotive Engineering, columnName=null, runingTitle=null, highlight=null, articleAbstract=
High performance active suspension has significant advantages in improving driving experience,and robust control algorithm is an important guarantee for active suspension performance. To solve the problem that the typical robust control algorithms are difficult to achieve effective disturbance estimation and compensation,in this paper,a H2/H∞-H2-IUDE algorithm is proposed to estimate and compensate the disturbance by using IUDE algorithm and introducing in H2 state observer,which improves the robustness compared with H2/H∞ algorithm. Firstly,the model of half vehicle active suspension control systems is established,and the disturbance form is defined. Then,an IUDE algorithm for disturbance estimation and compensation decoupling is proposed,and a H2 state observer is proposed to redesign H2/H∞ algorithm. Finally,simulation analysis is carried out for typical working conditions such as random road surface and speed bump road surface. The results show that,compared to the H2/H∞ algorithm,the proposed algorithm reduces the root mean square values of the vehicle body center vertical acceleration and pitch angle by 7.6% and 5.9%,respectively,under random road conditions,demonstrating a significant improvement in vehicle ride comfort. Meanwhile,the proposed H2 observer can effectively estimate system states. The IUDE algorithm can accurately estimate disturbance,and can avoid the deterioration of suspension dynamic deflection caused by the non-decouple UDE method,which has outstanding characteristics of excellent disturbance estimation and flexible compensation.
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H2/
H∞控制
*, columnId=null, journalTitle=汽车工程, columnName=null, runingTitle=null, highlight=null, articleAbstract=
汽车高性能主动悬架对提升驾乘体验感具有显著优势,鲁棒性控制算法是发挥主动悬架性能的重要保障。针对典型鲁棒控制算法难以实现有效扰动估计和补偿的问题,本文提出了H2/H∞-H2-IUDE算法,采用IUDE算法估计并补偿扰动,并引入H2状态观测器,相比H2/H∞算法增强了鲁棒性。首先,建立了半车主动悬架控制系统模型,并定义了扰动形式。然后,提出能实现扰动估计和补偿解耦的IUDE算法,并提出一种H2状态观测器,进而实现了对H2/H∞算法的再设计。最后,针对随机路面和减速带路面等典型工况进行仿真分析。结果表明,所提出的算法相比H2/H∞算法,随机路面工况的车身质心垂向加速度和俯仰角均方根值分别下降了7.6%和5.9%,对汽车平顺性有明显改善。同时,所提出的H2观测器能有效估计系统状态,IUDE算法能准确估计扰动,并能够避免非解耦型UDE方法带来的悬架动挠度恶化问题,具有优异的扰动估计和灵活补偿的突出特点。
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H∞控制), Keyword(id=1170074557835653870, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, language=CN, orderNo=5, keyword=改进的UDE算法)], refs=[Reference(id=1170074560817804051, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=null, journalName=null, refType=null, unstructuredReference=吴骁,史文库,陈志勇.基于交互式多模型卡尔曼滤波的主动悬架控制[J].汽车工程,2023,45(7):1200-1211,1253., articleTitle=null, refAbstract=null), Reference(id=1170074560935244564, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[1], rfOrder=1, authorNames=null, journalName=null, refType=null, unstructuredReference=WU X,SHI W K,CHEN Z Y. Active suspension control based on interacting multiple model Kalman filter[J]. Automotive Engineering,2023,45(7):1200-1211,1253., articleTitle=null, refAbstract=null), Reference(id=1170074561040102165, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[2], rfOrder=2, authorNames=null, journalName=null, refType=null, unstructuredReference=陈潇凯,王泓晔,刘宏宇,等.智能底盘半主动悬架与地面切向力协调控制研究[J/OL].机械工程学报:1-10. http://kns.cnki.net/kcms/detail/11.2187.TH.20240509.0852.014.html., articleTitle=null, refAbstract=null), Reference(id=1170074561128182550, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[2], rfOrder=3, authorNames=null, journalName=null, refType=null, unstructuredReference=CHEN X K,WANG H Y,LIU H Y,et al. Research on coordinated control of semi-active suspension of intelligent chassis and ground tangential force[J/OL]. Journal of Mechanical Engineering :1-10. http://kns.cnki.net/kcms/detail/11.2187.TH.20240509.0852.014.html., articleTitle=null, refAbstract=null), Reference(id=1170074561199485719, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[3], rfOrder=4, authorNames=null, journalName=null, refType=null, unstructuredReference=陈潇凯,曾洺锴,刘向,等.基于VSL-MPC的半主动悬架预瞄控制研究[J].汽车工程,2022,44(10):1537-1546., articleTitle=null, refAbstract=null), Reference(id=1170074561245623064, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[3], rfOrder=5, authorNames=null, journalName=null, refType=null, unstructuredReference=CHEN X K,ZENG M K,LIU X,et al. Research on semi-active suspension preview control based on VSL-MPC[J]. Automotive Engineering,2022,44(10):1537-1546., articleTitle=null, refAbstract=null), Reference(id=1170074561295954713, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[4], rfOrder=6, authorNames=null, journalName=null, refType=null, unstructuredReference=庞辉,王延,刘凡.考虑参数不确定性的主动悬架
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| 符号与单位 | 含义 | 数值 |
| /kg | 车身质量 | 690 |
| / | 车身转动惯量 | 1 222 |
| /kg | 前轴簧下质量 | 40.5 |
| /kg | 后轴簧下质量 | 45.4 |
| / | 前/后轴弹簧刚度 | 18 000 |
| / | 前/后轴轮胎刚度 | 192 000 |
| /( ) | 前/后轴减振器阻尼 | 1 000 |
| /( ) | 前/后轴轮胎阻尼 | 20 |
| /m | 前轴距 | 1.07 |
| /m | 后轴距 | 0.76 |
| /m | 轴距 | 1.83 |
| / | 重力加速度 | 9.81 |
| /N | 前/后轴作动器控制力 | [-2 500,2 500] |
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模型参数
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| 符号与单位 | 含义 | 数值 |
| /kg | 车身质量 | 690 |
| / | 车身转动惯量 | 1 222 |
| /kg | 前轴簧下质量 | 40.5 |
| /kg | 后轴簧下质量 | 45.4 |
| / | 前/后轴弹簧刚度 | 18 000 |
| / | 前/后轴轮胎刚度 | 192 000 |
| /( ) | 前/后轴减振器阻尼 | 1 000 |
| /( ) | 前/后轴轮胎阻尼 | 20 |
| /m | 前轴距 | 1.07 |
| /m | 后轴距 | 0.76 |
| /m | 轴距 | 1.83 |
| / | 重力加速度 | 9.81 |
| /N | 前/后轴作动器控制力 | [-2 500,2 500] |
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| 指标 | 被动 悬架 | 算法1 | 算法2 | 算法3 | 算法4 |
| | 0.330 | 0.289 (12.4%) | 0.287 (13.0%) | 0.238 (27.9%) | 0.264 (20.0%) |
| / | 1.88 | 1.09 (42.0%) | 1.17 (37.8%) | 0.921 (51.0%) | 0.979 (47.9%) |
| / | 5.48 | 5.42 (1.09%) | 5.52 (-0.7%) | 6.25 (-14.1%) | 5.69 (-3.83%) |
| / | 3.80 | 4.28 (-13%) | 4.35 (-14%) | 5.23 (-37.6%) | 4.51 (-18.7%) |
| / | 1.83 | 2.00 (-9.3%) | 2.01 (-9.8%) | 3.06 (-67.2%) | 2.32 (-26.8%) |
| / | 1.76 | 2.03 (-15%) | 2.02 (-15%) | 2.99 (-69.9%) | 2.10 (-19.3%) |
| | | | 0.428 | 0.502 | 0.455 |
| / | | | 0.474 | 0.552 | 0.471 |
| | | | 4.83 | 5.23 | 4.93 |
| | | | 4.53 | 4.85 | 4.55 |
| | | | | 0.024 | 0.016 |
| | | | | 0.021 | 0.013 |
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C级随机路面上性能指标的均方根值
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| 指标 | 被动 悬架 | 算法1 | 算法2 | 算法3 | 算法4 |
| | 0.330 | 0.289 (12.4%) | 0.287 (13.0%) | 0.238 (27.9%) | 0.264 (20.0%) |
| / | 1.88 | 1.09 (42.0%) | 1.17 (37.8%) | 0.921 (51.0%) | 0.979 (47.9%) |
| / | 5.48 | 5.42 (1.09%) | 5.52 (-0.7%) | 6.25 (-14.1%) | 5.69 (-3.83%) |
| / | 3.80 | 4.28 (-13%) | 4.35 (-14%) | 5.23 (-37.6%) | 4.51 (-18.7%) |
| / | 1.83 | 2.00 (-9.3%) | 2.01 (-9.8%) | 3.06 (-67.2%) | 2.32 (-26.8%) |
| / | 1.76 | 2.03 (-15%) | 2.02 (-15%) | 2.99 (-69.9%) | 2.10 (-19.3%) |
| | | | 0.428 | 0.502 | 0.455 |
| / | | | 0.474 | 0.552 | 0.471 |
| | | | 4.83 | 5.23 | 4.93 |
| | | | 4.53 | 4.85 | 4.55 |
| | | | | 0.024 | 0.016 |
| | | | | 0.021 | 0.013 |
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| 指标 | 被动 悬架 | 算法1 | 算法2 | 算法3 | 算法4 |
| | 3.54 | 2.75 (22.3%) | 2.72 (23.2%) | 1.49 (57.9%) | 2.33 (34.2%) |
| | 0.865 | 0.719 (16.9%) | 0.715 (17.3%) | 0.547 (36.8%) | 0.611 (29.4%) |
| | 15.5 | 18.4 (-19%) | 18.4 (-19%) | 21.4 (-38.1%) | 19.9 (-28.4%) |
| | 14.6 | 16.9 (-16%) | 16.9 (-16%) | 21.3 (-45.9%) | 17.2 (-17.8%) |
| | 48.3 | 48.2 (0.21%) | 48.2 (0.21%) | 48.2 (0.21%) | 48.2 (0.21%) |
| | 48.5 | 49.5 (-2.06%) | 49.3 (-1.7%) | 49.5 (-2.06%) | 49.5 (-2.06%) |
| | | | 2.50 | 3.04 | 2.68 |
| | | | 2.55 | 2.92 | 2.33 |
| | | | 15.5 | 17.9 | 16.7 |
| | | | 14.1 | 17.9 | 14.5 |
| | | | | 0.266 | 0.263 |
| | | | | 0.195 | 0.179 |
), ArticleFig(id=1170074560431928080, tenantId=1146029695717560320, journalId=1146120084050784272, articleId=1153790629051098020, language=CN, label=表3, caption=
减速带路面上性能指标的绝对值最大值
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| 指标 | 被动 悬架 | 算法1 | 算法2 | 算法3 | 算法4 |
| | 3.54 | 2.75 (22.3%) | 2.72 (23.2%) | 1.49 (57.9%) | 2.33 (34.2%) |
| | 0.865 | 0.719 (16.9%) | 0.715 (17.3%) | 0.547 (36.8%) | 0.611 (29.4%) |
| | 15.5 | 18.4 (-19%) | 18.4 (-19%) | 21.4 (-38.1%) | 19.9 (-28.4%) |
| | 14.6 | 16.9 (-16%) | 16.9 (-16%) | 21.3 (-45.9%) | 17.2 (-17.8%) |
| | 48.3 | 48.2 (0.21%) | 48.2 (0.21%) | 48.2 (0.21%) | 48.2 (0.21%) |
| | 48.5 | 49.5 (-2.06%) | 49.3 (-1.7%) | 49.5 (-2.06%) | 49.5 (-2.06%) |
| | | | 2.50 | 3.04 | 2.68 |
| | | | 2.55 | 2.92 | 2.33 |
| | | | 15.5 | 17.9 | 16.7 |
| | | | 14.1 | 17.9 | 14.5 |
| | | | | 0.266 | 0.263 |
| | | | | 0.195 | 0.179 |
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