Article(id=1210282172200653046, tenantId=1146029695717560320, journalId=1189621681917173762, issueId=1210282168413188920, articleNumber=null, orderNo=null, doi=10.19620/j.cnki.1000-3703.20230589, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1766483355808, onlineDateStr=2025-12-23, pubDate=1719158400000, pubDateStr=2024-06-24, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766483355808, onlineIssueDateStr=2025-12-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766483355808, creator=13701087609, updateTime=1766483355808, updator=13701087609, issue=Issue{id=1210282168413188920, tenantId=1146029695717560320, journalId=1189621681917173762, year='2024', volume='', issue='6', pageStart='1', pageEnd='62', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1766483354904, creator=13701087609, updateTime=1766493709104, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1210325597130191651, tenantId=1146029695717560320, journalId=1189621681917173762, issueId=1210282168413188920, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1210325597130191652, tenantId=1146029695717560320, journalId=1189621681917173762, issueId=1210282168413188920, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=55, endPage=62, ext={EN=ArticleExt(id=1210282172519420158, articleId=1210282172200653046, tenantId=1146029695717560320, journalId=1189621681917173762, language=EN, title=Simulation and Optimization of A Seat Whipping Test, columnId=1210282169163969339, journalTitle=Automobile Technology, columnName=Feature Topic of Electric Vehicle to Grid (V2G) Optimization, runingTitle=null, highlight=null, articleAbstract=
The results of whiplash test show that whiplash injury is very serious and whiplash score is low. To solve this problem, the seat finite element model was established by HyperMesh software, and the whipping simulation analysis was carried out. The factors affecting substantially whipping injury were analyzed as follows: angle adjuster stiffness coefficient, head pillow rod diameter, thickness of backrest left support plate, thickness of backrest right support plate, thickness of backrest rear support plate, thickness of seat cushion left support plate and thickness of seat cushion right support plate. The above seven influencing factors were taken as design variables, sample points were collected by Hammersley experimental design, and approximate model fitting was carried out by moving least square method. The global response surface method was used to perform multi-objective optimization of the approximate model. The verification results show that the accuracy of the optimized model meets the requirements, and the whip score was increased, which greatly enhanced the seat’s ability to prevent whip injury.
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针对某款座椅在鞭打试验中假人挥鞭伤较为严重,鞭打得分较低的问题,利用HyperMesh软件建立座椅有限元模型,并进行鞭打仿真分析,得到对鞭打伤害影响较大的因素分别为调角器刚度系数、头枕杆直径、靠背左侧支撑板厚度、靠背右侧支撑板厚度、靠背后部支撑板厚度、座垫右侧支撑板厚度和座垫左侧支撑板厚度,利用哈默斯雷试验设计方法对上述7个设计变量进行样本点采集,并利用移动最小二乘法进行近似模型拟合,采用全局响应面法对近似模型进行多目标优化,验证结果表明,优化模型的精度满足要求,优化后鞭打得分提高,座椅抗挥鞭伤性能显著提升。
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| 评价项目 | 高性能值 | 低性能值 | 试验值 | 单项得分 /分 | 综合得分 /分 | 总分 /分 |
| NIC/m2·s-2 | 8 | 30 | 15.54 | 1.31 | 1.31 | 2.32 |
| 上颈部剪切力/N | 340 | 730 | 207.15 | 1.50 | 0.22 |
| 上颈部拉力/N | 475 | 1 130 | 546.05 | 1.34 |
| 上颈部扭矩/N·m | 12 | 40 | 35.87 | 0.22 |
| 下颈部剪切力/N | 340 | 730 | 462.38 | 1.03 | 0.79 |
| 下颈部拉力/N | 257 | 1480 | 836.98 | 0.79 |
| 下颈部扭矩/N·m | 12 | 40 | 5.00 | 1.50 |
| 靠背动态张角/(°) | ≥25.5 | 否 | 0 | 0 |
| 头部干涉空间 | 是或否 | 否 | 0 | 0 |
| 滑轨动态位移/mm | ≥20 mm | 否 | 0 | 0 |
), ArticleFig(id=1210305228725948695, tenantId=1146029695717560320, journalId=1189621681917173762, articleId=1210282172200653046, language=CN, label=表1, caption=
座椅鞭打试验得分
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| 评价项目 | 高性能值 | 低性能值 | 试验值 | 单项得分 /分 | 综合得分 /分 | 总分 /分 |
| NIC/m2·s-2 | 8 | 30 | 15.54 | 1.31 | 1.31 | 2.32 |
| 上颈部剪切力/N | 340 | 730 | 207.15 | 1.50 | 0.22 |
| 上颈部拉力/N | 475 | 1 130 | 546.05 | 1.34 |
| 上颈部扭矩/N·m | 12 | 40 | 35.87 | 0.22 |
| 下颈部剪切力/N | 340 | 730 | 462.38 | 1.03 | 0.79 |
| 下颈部拉力/N | 257 | 1480 | 836.98 | 0.79 |
| 下颈部扭矩/N·m | 12 | 40 | 5.00 | 1.50 |
| 靠背动态张角/(°) | ≥25.5 | 否 | 0 | 0 |
| 头部干涉空间 | 是或否 | 否 | 0 | 0 |
| 滑轨动态位移/mm | ≥20 mm | 否 | 0 | 0 |
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| 设计变量 | 最小值 | 最大值 | 初始值 |
| 调角器刚度系数/kN·rad-1 | 60 000 | 120 000 | 90 000 |
| 头枕杆直径/mm | 8 | 12 | 10 |
| 靠背左侧支撑板厚度/mm | 1.2 | 1.8 | 1.5 |
| 靠背右侧支撑板厚度/mm | 1.2 | 1.8 | 1.5 |
| 靠背后部支撑板厚度/mm | 1.5 | 2.5 | 2.0 |
| 座垫右侧支撑板厚度/mm | 2.0 | 3.0 | 2.5 |
| 座垫左侧支撑板厚度/mm | 2.0 | 3.0 | 2.5 |
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设计变量取值范围
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| 设计变量 | 最小值 | 最大值 | 初始值 |
| 调角器刚度系数/kN·rad-1 | 60 000 | 120 000 | 90 000 |
| 头枕杆直径/mm | 8 | 12 | 10 |
| 靠背左侧支撑板厚度/mm | 1.2 | 1.8 | 1.5 |
| 靠背右侧支撑板厚度/mm | 1.2 | 1.8 | 1.5 |
| 靠背后部支撑板厚度/mm | 1.5 | 2.5 | 2.0 |
| 座垫右侧支撑板厚度/mm | 2.0 | 3.0 | 2.5 |
| 座垫左侧支撑板厚度/mm | 2.0 | 3.0 | 2.5 |
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序号
| V1 /kN·rad-1 | V2/mm | V3/mm | V4/mm | V5/mm | V6/mm | V7/mm |
| 1 | 60 417 | 10.00 | 1.40 | 1.32 | 1.64 | 2.45 | 2.45 |
| 2 | 61 250 | 9.00 | 1.60 | 1.44 | 1.79 | 2.51 | 2.49 |
| 3 | 62 083 | 11.00 | 1.27 | 1.56 | 1.93 | 2.56 | 2.54 |
| 4 | 62 917 | 8.50 | 1.47 | 1.68 | 2.07 | 2.62 | 2.58 |
| 5 | 63 750 | 10.50 | 1.67 | 1.22 | 2.21 | 2.67 | 2.63 |
| 6 | 64 583 | 9.50 | 1.33 | 1.34 | 2.36 | 2.73 | 2.68 |
| 7 | 65 417 | 11.50 | 1.53 | 1.46 | 1.52 | 2.78 | 2.72 |
| 8 | 66 250 | 8.25 | 1.73 | 1.58 | 1.66 | 2.84 | 2.77 |
| 9 | 67 083 | 10.25 | 1.22 | 1.70 | 1.81 | 2.89 | 2.82 |
| 10 | 67 917 | 9.25 | 1.42 | 1.25 | 1.95 | 2.95 | 2.86 |
| | | | | | | | |
| 63 | 112 083 | 11.94 | 1.24 | 1.62 | 1.54 | 2.86 | 2.92 |
| 64 | 112 917 | 8.03 | 1.44 | 1.74 | 1.69 | 2.92 | 2.97 |
| 65 | 113 750 | 10.03 | 1.64 | 1.28 | 1.83 | 2.97 | 2.42 |
| 66 | 114 583 | 9.03 | 1.30 | 1.40 | 1.97 | 2.43 | 2.46 |
| 67 | 115 417 | 11.03 | 1.50 | 1.52 | 2.12 | 2.48 | 2.51 |
| 68 | 116 250 | 8.53 | 1.70 | 1.64 | 2.26 | 2.54 | 2.56 |
| 69 | 117 083 | 10.53 | 1.37 | 1.76 | 2.40 | 2.59 | 2.60 |
| 70 | 117 917 | 9.53 | 1.57 | 1.31 | 1.56 | 2.65 | 2.65 |
| 71 | 118 750 | 11.53 | 1.77 | 1.43 | 1.71 | 2.70 | 2.69 |
| 72 | 119 583 | 8.28 | 1.26 | 1.55 | 1.85 | 2.76 | 2.74 |
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哈默斯雷设计变量采样数据
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序号
| V1 /kN·rad-1 | V2/mm | V3/mm | V4/mm | V5/mm | V6/mm | V7/mm |
| 1 | 60 417 | 10.00 | 1.40 | 1.32 | 1.64 | 2.45 | 2.45 |
| 2 | 61 250 | 9.00 | 1.60 | 1.44 | 1.79 | 2.51 | 2.49 |
| 3 | 62 083 | 11.00 | 1.27 | 1.56 | 1.93 | 2.56 | 2.54 |
| 4 | 62 917 | 8.50 | 1.47 | 1.68 | 2.07 | 2.62 | 2.58 |
| 5 | 63 750 | 10.50 | 1.67 | 1.22 | 2.21 | 2.67 | 2.63 |
| 6 | 64 583 | 9.50 | 1.33 | 1.34 | 2.36 | 2.73 | 2.68 |
| 7 | 65 417 | 11.50 | 1.53 | 1.46 | 1.52 | 2.78 | 2.72 |
| 8 | 66 250 | 8.25 | 1.73 | 1.58 | 1.66 | 2.84 | 2.77 |
| 9 | 67 083 | 10.25 | 1.22 | 1.70 | 1.81 | 2.89 | 2.82 |
| 10 | 67 917 | 9.25 | 1.42 | 1.25 | 1.95 | 2.95 | 2.86 |
| | | | | | | | |
| 63 | 112 083 | 11.94 | 1.24 | 1.62 | 1.54 | 2.86 | 2.92 |
| 64 | 112 917 | 8.03 | 1.44 | 1.74 | 1.69 | 2.92 | 2.97 |
| 65 | 113 750 | 10.03 | 1.64 | 1.28 | 1.83 | 2.97 | 2.42 |
| 66 | 114 583 | 9.03 | 1.30 | 1.40 | 1.97 | 2.43 | 2.46 |
| 67 | 115 417 | 11.03 | 1.50 | 1.52 | 2.12 | 2.48 | 2.51 |
| 68 | 116 250 | 8.53 | 1.70 | 1.64 | 2.26 | 2.54 | 2.56 |
| 69 | 117 083 | 10.53 | 1.37 | 1.76 | 2.40 | 2.59 | 2.60 |
| 70 | 117 917 | 9.53 | 1.57 | 1.31 | 1.56 | 2.65 | 2.65 |
| 71 | 118 750 | 11.53 | 1.77 | 1.43 | 1.71 | 2.70 | 2.69 |
| 72 | 119 583 | 8.28 | 1.26 | 1.55 | 1.85 | 2.76 | 2.74 |
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| 响应 | 精度 | 响应 | 精度 |
| R1 | 0.984 45 | R5 | 0.972 55 |
| R2 | 0.983 58 | R6 | 0.965 23 |
| R3 | 0.962 45 | R7 | 0.988 76 |
| R4 | 0.975 63 | | |
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近似模型精度
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| 响应 | 精度 | 响应 | 精度 |
| R1 | 0.984 45 | R5 | 0.972 55 |
| R2 | 0.983 58 | R6 | 0.965 23 |
| R3 | 0.962 45 | R7 | 0.988 76 |
| R4 | 0.975 63 | | |
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| 设计变量 | 初始值 | 优化值 |
| 调角器刚度系数V1/kN·rad-1 | 90 000 | 119 825 |
| 头枕杆直径V2/mm | 10 | 8.09 |
| 靠背左侧支撑板厚度V3/mm | 1.5 | 1.20 |
| 靠背右侧支撑板厚度V4/mm | 1.5 | 1.20 |
| 靠背后部支撑板厚度V5/mm | 2.0 | 1.50 |
| 座垫右侧支撑板厚度V6/mm | 2.5 | 2.00 |
| 座垫左侧支撑板厚度V7/mm | 2.5 | 2.99 |
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优化前、后设计变量取值对比
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| 设计变量 | 初始值 | 优化值 |
| 调角器刚度系数V1/kN·rad-1 | 90 000 | 119 825 |
| 头枕杆直径V2/mm | 10 | 8.09 |
| 靠背左侧支撑板厚度V3/mm | 1.5 | 1.20 |
| 靠背右侧支撑板厚度V4/mm | 1.5 | 1.20 |
| 靠背后部支撑板厚度V5/mm | 2.0 | 1.50 |
| 座垫右侧支撑板厚度V6/mm | 2.5 | 2.00 |
| 座垫左侧支撑板厚度V7/mm | 2.5 | 2.99 |
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| 输出响应 | 近似值 | 仿真值 | 误差/% |
| 上颈部剪切力R1/N | 260.23 | 272.87 | 4.8 |
| 上颈部拉力R2/N | 385.87 | 400.97 | 3.9 |
| 上颈部弯矩R3/N·m | 23.52 | 22.89 | 2.6 |
| 下颈部剪切力R4/N | 380.87 | 385.59 | 1.2 |
| 下颈部拉力R5/N | 478.85 | 485.25 | 1.3 |
| 下颈部弯矩R6/N·m | 6.25 | 6.48 | 3.6 |
| 颈部伤害指数R7/m2·s-2 | 17.80 | 16.7 | 6.1 |
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仿真结果与近似值对比
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| 输出响应 | 近似值 | 仿真值 | 误差/% |
| 上颈部剪切力R1/N | 260.23 | 272.87 | 4.8 |
| 上颈部拉力R2/N | 385.87 | 400.97 | 3.9 |
| 上颈部弯矩R3/N·m | 23.52 | 22.89 | 2.6 |
| 下颈部剪切力R4/N | 380.87 | 385.59 | 1.2 |
| 下颈部拉力R5/N | 478.85 | 485.25 | 1.3 |
| 下颈部弯矩R6/N·m | 6.25 | 6.48 | 3.6 |
| 颈部伤害指数R7/m2·s-2 | 17.80 | 16.7 | 6.1 |
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| 评价项目 | 优化前得分 | 优化后得分 |
| 单项得分 | 综合得分 | 总分 | 单项得分 | 综合得分 | 总分 |
| 颈部伤害指数 | 0.80 | 0.8 | 2.14 | 1.21 | 1.21 | 3.35 |
| 上颈部剪切力 | 1.50 | 0.28 | 1.50 | 0.92 |
| 上颈部拉力 | 1.50 | 1.50 |
| 上颈部弯矩 | 0.28 | 0.92 |
| 下颈部剪切力 | 1.23 | 1.06 | 1.32 | 1.22 |
| 下颈部拉力 | 1.06 | 1.22 |
| 下颈部弯矩 | 1.50 | 1.50 |
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优化前后座椅鞭打得分对比 分
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| 评价项目 | 优化前得分 | 优化后得分 |
| 单项得分 | 综合得分 | 总分 | 单项得分 | 综合得分 | 总分 |
| 颈部伤害指数 | 0.80 | 0.8 | 2.14 | 1.21 | 1.21 | 3.35 |
| 上颈部剪切力 | 1.50 | 0.28 | 1.50 | 0.92 |
| 上颈部拉力 | 1.50 | 1.50 |
| 上颈部弯矩 | 0.28 | 0.92 |
| 下颈部剪切力 | 1.23 | 1.06 | 1.32 | 1.22 |
| 下颈部拉力 | 1.06 | 1.22 |
| 下颈部弯矩 | 1.50 | 1.50 |
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