Article(id=1245373257579348145, tenantId=1146029695717560320, journalId=1241701559352995854, issueId=1245373256329441426, articleNumber=null, orderNo=null, doi=10.13197/j.eeed.2024.0104, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1665331200000, receivedDateStr=2022-10-10, revisedDate=1675267200000, revisedDateStr=2023-02-02, acceptedDate=null, acceptedDateStr=null, onlineDate=1774849722522, onlineDateStr=2026-03-30, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1774849722522, onlineIssueDateStr=2026-03-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1774849722522, creator=13701087609, updateTime=1774849722522, updator=13701087609, issue=Issue{id=1245373256329441426, tenantId=1146029695717560320, journalId=1241701559352995854, year='2024', volume='44', issue='1', pageStart='1', pageEnd='236', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1774849722225, creator=13701087609, updateTime=1774851286407, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1245379817042981204, tenantId=1146029695717560320, journalId=1241701559352995854, issueId=1245373256329441426, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1245379817042981205, tenantId=1146029695717560320, journalId=1241701559352995854, issueId=1245373256329441426, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=38, endPage=47, ext={EN=ArticleExt(id=1245373257831006389, articleId=1245373257579348145, tenantId=1146029695717560320, journalId=1241701559352995854, language=EN, title=Experimental study on seismic performance of assembly supports and hangers for mechanical and electrical pipelines, columnId=null, journalTitle=Earthquake Engineering and Engineering Dynamics, columnName=null, runingTitle=null, highlight=null, articleAbstract=
Assembly supports and hangers have been widely used in engineering, but there are few researches on their seismic performance. To investigate the failure mechanism, seismic behavior and influence factors of assembly portal supports and hangers under earthquakes, reverse cyclic loading were subjected to two different typologies of specimens to acquire the influence of seismic bracing and joint connectors on their seismic behavior. The results showed that specimens without seismic bracing were easy to fail at the right-angle or channel base connectors, specimens with seismic bracing were easy to fail at the connection of pipe hoop. The seismic performance of the joints connected by interlocking was poor, while the joints connected by bolt-through was superior. The elastic stiffness, ultimate strength, yield strength, strength and stiffness degradation, and energy dissipation of specimens with seismic bracing were better than those of the specimens without seismic bracing. The main reason affecting the seismic behavior of specimens without seismic bracing was the performance of joint connectors, while the main reason for specimens with seismic bracing was seismic connectors. The research can provide reference for the engineering application, quality inspection and standard formulation of supports and hangers.
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装配式支吊架在工程中已大范围投入使用,却鲜有关于其抗震性能的研究。为研究装配式支吊架的破坏机理、抗震性能及其影响因素,开展了两类门型支吊架的低周往复荷载试验,分析抗震斜撑、抗震连接件以及节点连接形式等对其抗震性能的影响。结果表明:无斜撑试件易在直角连接件或槽钢底座连接处失效,带斜撑试件易在管箍连接处失效;节点依靠咬合作用进行连接的试件抗震性能较差,采用螺栓对穿连接的试件抗震性能较好;抗震斜撑能显著提高门型支吊架的抗震性能,带斜撑试件的弹性刚度、极限承载力、屈服承载力、强度退化系数、刚度退化情况及耗能能力均优于无斜撑试件;节点连接形式是影响无斜撑试件抗震性能的主要因素,抗震连接件性能是影响带斜撑试件抗震性能的主要因素。研究成果可为支吊架产品的标准制定、设计施工、质量检验及工程应用提供参考依据。
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, authorsList=孙彬, 张雪芳, 张晋峰, 王景涛)}, authors=[Author(id=1245373263556231472, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=sunbinmail@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1245373263656894774, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, authorId=1245373263556231472, language=EN, stringName=Bin SUN, firstName=Bin, middleName=null, lastName=SUN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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孙彬(1978—),男,研究员,博士,主要从事工程质量检测技术与结构性能评定方法研究。E-mail:sunbinmail@163.com
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孙彬(1978—),男,研究员,博士,主要从事工程质量检测技术与结构性能评定方法研究。E-mail:sunbinmail@163.com
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Schematic diagram of supports and hangers with seismic bracing, figureFileSmall=zDeo/nmhLVSHMSy2ZKMl4Q==, figureFileBig=zE0TjPnRYnMt9huj+1Tt2g==, tableContent=null), ArticleFig(id=1245373266441912796, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图1, caption=
带斜撑门型支吊架示意图, figureFileSmall=zDeo/nmhLVSHMSy2ZKMl4Q==, figureFileBig=zE0TjPnRYnMt9huj+1Tt2g==, tableContent=null), ArticleFig(id=1245373266647433703, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 2, caption=
Joint connection, figureFileSmall=KYK6UlQnDgBg73pHxH9THg==, figureFileBig=QEhJQoCrwiCDJYDOOwznjA==, tableContent=null), ArticleFig(id=1245373266743902701, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图2, caption=
节点连接形式, figureFileSmall=KYK6UlQnDgBg73pHxH9THg==, figureFileBig=QEhJQoCrwiCDJYDOOwznjA==, tableContent=null), ArticleFig(id=1245373266848760306, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 3, caption=
Seismic connectors, figureFileSmall=LxeGojHCB/CVIi08du/gaQ==, figureFileBig=CPO2XYt80PlB0kYoQws8vw==, tableContent=null), ArticleFig(id=1245373266936840695, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图3, caption=
抗震连接件, figureFileSmall=LxeGojHCB/CVIi08du/gaQ==, figureFileBig=CPO2XYt80PlB0kYoQws8vw==, tableContent=null), ArticleFig(id=1245373267129778685, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 4, caption=
Schematic diagram of loading, figureFileSmall=iB7nJxTuYYmmL1jpgEQu4g==, figureFileBig=an/8Ng5aocjdks33lhIYvw==, tableContent=null), ArticleFig(id=1245373267205276160, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图4, caption=
试件加载示意图, figureFileSmall=iB7nJxTuYYmmL1jpgEQu4g==, figureFileBig=an/8Ng5aocjdks33lhIYvw==, tableContent=null), ArticleFig(id=1245373267289162245, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 5, caption=
Installation photo of specimens, figureFileSmall=pMRbNYRstqV4Vp2IKScGcA==, figureFileBig=mlwPlZZ5vRyuuZQAOvBeeg==, tableContent=null), ArticleFig(id=1245373267406602763, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图5, caption=
试件测试安装照片, figureFileSmall=pMRbNYRstqV4Vp2IKScGcA==, figureFileBig=mlwPlZZ5vRyuuZQAOvBeeg==, tableContent=null), ArticleFig(id=1245373267549209106, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 6, caption=
Schematic diagram of loading curves, figureFileSmall=9ZMNG/wYSiLtpTbhAMMFAw==, figureFileBig=WwacOq5n6Hc+mJg9os/FHA==, tableContent=null), ArticleFig(id=1245373267662455321, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图6, caption=
加载曲线示意图, figureFileSmall=9ZMNG/wYSiLtpTbhAMMFAw==, figureFileBig=WwacOq5n6Hc+mJg9os/FHA==, tableContent=null), ArticleFig(id=1245373267784090142, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 7, caption=
Hysteretic curves of specimens for stability tests, figureFileSmall=6xnVYCkgcCtDn4eUyL+VWw==, figureFileBig=aMNQdZ36c0iXNeUVm+0O8A==, tableContent=null), ArticleFig(id=1245373267884753443, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图7, caption=
稳定性测试试件滞回曲线, figureFileSmall=6xnVYCkgcCtDn4eUyL+VWw==, figureFileBig=aMNQdZ36c0iXNeUVm+0O8A==, tableContent=null), ArticleFig(id=1245373267956056616, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 8, caption=
Failure phenomenon of specimens, figureFileSmall=GMtFruKYptnzu+sGJb5Lxg==, figureFileBig=wss1lcSQL5Gb5xDKOMVwig==, tableContent=null), ArticleFig(id=1245373268153188910, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图8, caption=
试件破坏形态, figureFileSmall=GMtFruKYptnzu+sGJb5Lxg==, figureFileBig=wss1lcSQL5Gb5xDKOMVwig==, tableContent=null), ArticleFig(id=1245373268308378166, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 9, caption=
Hysteretic curves, figureFileSmall=27Oi2ZeeCnd+/ofix4BDGA==, figureFileBig=ok/pkp9eSzrgTJW0PHajXA==, tableContent=null), ArticleFig(id=1245373268446790208, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图9, caption=
滞回曲线, figureFileSmall=27Oi2ZeeCnd+/ofix4BDGA==, figureFileBig=ok/pkp9eSzrgTJW0PHajXA==, tableContent=null), ArticleFig(id=1245373268572619338, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 10, caption=
Envelope curves, figureFileSmall=/ODOXn5z61q2UcQnszSobA==, figureFileBig=G4thpMKlOTzNkHb0oljvlw==, tableContent=null), ArticleFig(id=1245373268698448466, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图10, caption=
骨架曲线, figureFileSmall=/ODOXn5z61q2UcQnszSobA==, figureFileBig=G4thpMKlOTzNkHb0oljvlw==, tableContent=null), ArticleFig(id=1245373268803306072, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 11, caption=
Coefficient curves of strength degradation, figureFileSmall=t3fUVbW8zJ9KSdeDMMwAeA==, figureFileBig=oFF6Cye3HoEkUramCRDyCQ==, tableContent=null), ArticleFig(id=1245373268920746594, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图11, caption=
强度退化系数曲线, figureFileSmall=t3fUVbW8zJ9KSdeDMMwAeA==, figureFileBig=oFF6Cye3HoEkUramCRDyCQ==, tableContent=null), ArticleFig(id=1245373269033992813, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 12, caption=
Stiffness degradation curves, figureFileSmall=dcCUrlLgmuaqCLSYM3o5YA==, figureFileBig=XJtjZqKvtQhlQvflWTWPuw==, tableContent=null), ArticleFig(id=1245373269143044722, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图12, caption=
刚度退化曲线, figureFileSmall=dcCUrlLgmuaqCLSYM3o5YA==, figureFileBig=XJtjZqKvtQhlQvflWTWPuw==, tableContent=null), ArticleFig(id=1245373269231125114, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 13, caption=
Schematic diagram of hysteretic loop, figureFileSmall=rfo2Q3rjQkPxhXkWDPQc3A==, figureFileBig=gP2w+y8H1UyKFwZZM94QWg==, tableContent=null), ArticleFig(id=1245373269348565636, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图13, caption=
滞回环示意图, figureFileSmall=rfo2Q3rjQkPxhXkWDPQc3A==, figureFileBig=gP2w+y8H1UyKFwZZM94QWg==, tableContent=null), ArticleFig(id=1245373269478589068, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 14, caption=
Change of hysteretic loop with loading displacement of different specimens, figureFileSmall=daLYwRYbrBOvLCtpKmARkA==, figureFileBig=InZnYIM2/o/dpdy/nbYjBg==, tableContent=null), ArticleFig(id=1245373269583446675, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图14, caption=
不同试件滞回环随加载位移的变化情况, figureFileSmall=daLYwRYbrBOvLCtpKmARkA==, figureFileBig=InZnYIM2/o/dpdy/nbYjBg==, tableContent=null), ArticleFig(id=1245373269696692890, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Fig. 15, caption=
Equivalent viscous damping coefficient, figureFileSmall=n44iiLdvwfayY6XsO5P/CQ==, figureFileBig=ggCnSzNIrM+5dmGdI7qZjg==, tableContent=null), ArticleFig(id=1245373269809939103, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=图15, caption=
等效黏滞阻尼系数, figureFileSmall=n44iiLdvwfayY6XsO5P/CQ==, figureFileBig=ggCnSzNIrM+5dmGdI7qZjg==, tableContent=null), ArticleFig(id=1245373269939962540, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Table 1, caption=
Parameters of specimens
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 有无斜撑 | 高×宽/mm | 槽钢类型 | 直角连接件设置部位 | 直角连接件受力方式 | 底座连接件受力方式 | 管箍连接件受力方式 | 抗震连接件类型 | 抗震斜撑安装角度/(°) | 紧固扭矩/(N•m) | 试件材料 |
|---|
| A1 | 无 | 580×400 | 单拼 | 横梁上侧 | 咬合连接 | 咬合连接 | 咬合连接 | — | — | 50 | Q235 |
| A2 | 有 | 580×400 | 底座型 | 45 | 50 | Q235 |
| B1 | 无 | 580×400 | 双拼 | 横梁上下两侧 | 咬合连接 | 对穿连接 | 咬合连接 | — | — | 50 | Q235 |
| B2 | 有 | 580×400 | 铰链型 | 45 | 50 | Q235 |
), ArticleFig(id=1245373270053208757, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=表1, caption=
试件参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 有无斜撑 | 高×宽/mm | 槽钢类型 | 直角连接件设置部位 | 直角连接件受力方式 | 底座连接件受力方式 | 管箍连接件受力方式 | 抗震连接件类型 | 抗震斜撑安装角度/(°) | 紧固扭矩/(N•m) | 试件材料 |
|---|
| A1 | 无 | 580×400 | 单拼 | 横梁上侧 | 咬合连接 | 咬合连接 | 咬合连接 | — | — | 50 | Q235 |
| A2 | 有 | 580×400 | 底座型 | 45 | 50 | Q235 |
| B1 | 无 | 580×400 | 双拼 | 横梁上下两侧 | 咬合连接 | 对穿连接 | 咬合连接 | — | — | 50 | Q235 |
| B2 | 有 | 580×400 | 铰链型 | 45 | 50 | Q235 |
), ArticleFig(id=1245373270174843579, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Table 2, caption=
Eigen values of envelope curves for specimens
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 屈服点 | 极限点 | 破坏点 |
|---|
| Py/kN | Δy/mm | Pu/kN | Δu/mm | Pb/kN | Δb/mm |
|---|
| A1(+) | 3.81 | 25.59 | 4.68 | 45.56 | 4.43 | 92.07 |
| A1(-) | 3.69 | 24.73 | 4.78 | 62.65 | 4.36 | 92.07 |
| A2(+) | 13.05 | 22.15 | 18.26 | 46.27 | 18.26 | 46.27 |
| A2(-) | 12.80 | 24.73 | 19.52 | 45.81 | 13.58 | 58.27 |
| B1(+) | 7.37 | 38.92 | 11.32 | 92.07 | 11.32 | 92.07 |
| B1(-) | 7.38 | 42.37 | 11.36 | 92.07 | 11.36 | 92.07 |
| B2(+) | 10.13 | 37.50 | 16.64 | 92.07 | 16.64 | 92.07 |
| B2(-) | 8.61 | 38.76 | 15.37 | 92.07 | 15.37 | 92.07 |
), ArticleFig(id=1245373270279701186, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=表2, caption=
骨架曲线特征值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 屈服点 | 极限点 | 破坏点 |
|---|
| Py/kN | Δy/mm | Pu/kN | Δu/mm | Pb/kN | Δb/mm |
|---|
| A1(+) | 3.81 | 25.59 | 4.68 | 45.56 | 4.43 | 92.07 |
| A1(-) | 3.69 | 24.73 | 4.78 | 62.65 | 4.36 | 92.07 |
| A2(+) | 13.05 | 22.15 | 18.26 | 46.27 | 18.26 | 46.27 |
| A2(-) | 12.80 | 24.73 | 19.52 | 45.81 | 13.58 | 58.27 |
| B1(+) | 7.37 | 38.92 | 11.32 | 92.07 | 11.32 | 92.07 |
| B1(-) | 7.38 | 42.37 | 11.36 | 92.07 | 11.36 | 92.07 |
| B2(+) | 10.13 | 37.50 | 16.64 | 92.07 | 16.64 | 92.07 |
| B2(-) | 8.61 | 38.76 | 15.37 | 92.07 | 15.37 | 92.07 |
), ArticleFig(id=1245373270418113225, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Table 3, caption=
Energy dissipation parameters of specimens
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 状态 | Δ/Δy | 总耗能/(kN•mm) | 等效黏滞系数ξe | 能量耗散系数E |
|---|
| A1 | 初始状态 | 1 | 121 | 0.043 | 0.267 |
| 破坏状态 | 14 | 387450 | 0.154 | 0.965 |
| A2 | 初始状态 | 1 | 2660 | 0.188 | 1.179 |
| 破坏状态 | 12 | 692452 | 0.125 | 0.782 |
| B1 | 初始状态 | 1 | 439 | 0.082 | 0.513 |
| 破坏状态 | 14 | 720147 | 0.112 | 0.703 |
| B2 | 初始状态 | 1 | 1134 | 0.164 | 1.029 |
| 破坏状态 | 14 | 1349711 | 0.147 | 0.922 |
), ArticleFig(id=1245373270623634131, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=表3, caption=
试件耗能参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | 状态 | Δ/Δy | 总耗能/(kN•mm) | 等效黏滞系数ξe | 能量耗散系数E |
|---|
| A1 | 初始状态 | 1 | 121 | 0.043 | 0.267 |
| 破坏状态 | 14 | 387450 | 0.154 | 0.965 |
| A2 | 初始状态 | 1 | 2660 | 0.188 | 1.179 |
| 破坏状态 | 12 | 692452 | 0.125 | 0.782 |
| B1 | 初始状态 | 1 | 439 | 0.082 | 0.513 |
| 破坏状态 | 14 | 720147 | 0.112 | 0.703 |
| B2 | 初始状态 | 1 | 1134 | 0.164 | 1.029 |
| 破坏状态 | 14 | 1349711 | 0.147 | 0.922 |
), ArticleFig(id=1245373270757851866, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=EN, label=Table 4, caption=
Ductility coefficient of specimens
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | Δy/mm | Δu/mm | μ |
|---|
| A1(+) | 25.59 | 92.07 | 3.60 |
| A1(-) | 24.73 | 92.07 | 3.72 |
| A2(+) | 22.15 | 46.27 | 2.09 |
| A2(-) | 24.73 | 58.27 | 2.36 |
| B1(+) | 38.92 | 92.07 | 2.37 |
| B1(-) | 42.37 | 92.07 | 2.17 |
| B2(+) | 37.50 | 92.07 | 2.46 |
| B2(-) | 38.76 | 92.07 | 2.38 |
), ArticleFig(id=1245373270896263908, tenantId=1146029695717560320, journalId=1241701559352995854, articleId=1245373257579348145, language=CN, label=表4, caption=
试件延性系数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试件编号 | Δy/mm | Δu/mm | μ |
|---|
| A1(+) | 25.59 | 92.07 | 3.60 |
| A1(-) | 24.73 | 92.07 | 3.72 |
| A2(+) | 22.15 | 46.27 | 2.09 |
| A2(-) | 24.73 | 58.27 | 2.36 |
| B1(+) | 38.92 | 92.07 | 2.37 |
| B1(-) | 42.37 | 92.07 | 2.17 |
| B2(+) | 37.50 | 92.07 | 2.46 |
| B2(-) | 38.76 | 92.07 | 2.38 |
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