Article(id=1325115012355863035, tenantId=1146029695717560320, journalId=1255847867265597444, issueId=1325114984098836691, 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=1293465600000, receivedDateStr=2010-12-28, revisedDate=1329148800000, revisedDateStr=2012-02-14, acceptedDate=null, acceptedDateStr=null, onlineDate=1793861638391, onlineDateStr=2026-11-05, pubDate=1350230400000, pubDateStr=2012-10-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793861638391, onlineIssueDateStr=2026-11-05, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793861638391, creator=13701087609, updateTime=1793861638391, updator=13701087609, issue=Issue{id=1325114984098836691, tenantId=1146029695717560320, journalId=1255847867265597444, year='2012', volume='26', issue='5', pageStart='481', pageEnd='600', issueExtLink='null', onlineDate='null', pubDate='1350230400000', pubDateStr='2012-10-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793861631654, creator='13701087609', updateTime=1793861631654, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=571, endPage=576, ext={EN=ArticleExt(id=1325115012615909884, articleId=1325115012355863035, tenantId=1146029695717560320, journalId=1255847867265597444, language=EN, title=Comparison of Multi-Channel VISAR and Electric Probe Technology in Measuring Free-Surface Velocity of Metal Flyer, columnId=null, journalTitle=Chinese Journal of High Pressure Physics, columnName=null, runingTitle=null, highlight=null, articleAbstract=

Parameters of high speed object are often measured by multi-channel velocity interferometer system for any reflector (VISAR) or electric probe technology. In order to validate experimental results, and analyze test system factors affecting measurement precision, the free-surface velocity history of metal flyer driven by detonation was measured by multi-channel VISAR and electric probes. The displacement-time curve of metal flyer was calculated from the measured velocity-time curve, and then contrasted with the results measured by electric probes. Experimental results show that all v-t curves measured by multi-channel VISAR are coincident well within the maximum difference of 1.45%. And the maximum difference of time at 5, 10, 15 mm standoff measured by VISAR and electric probe is respectively 0.02, 0.02, 0.07 μs after modified. The difference between two sets of system at the same position increases with the movement distance of flyer, it could be resulted from the increased waveform difference of the explosive lens with the flight distance of flyer.

, authors=Shan JIN, Yong-Tao CHEN, Tie-Gang TANG, Qi-Xian PENG, Jian-Hua MENG, authorsList=Shan JIN, Yong-Tao CHEN, Tie-Gang TANG, Qi-Xian PENG, Jian-Hua MENG, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1325115012875956733, articleId=1325115012355863035, tenantId=1146029695717560320, journalId=1255847867265597444, language=CN, title=多点激光干涉测速系统和电探针技术在飞片速度测量中的应用对比, columnId=0, journalTitle=高压物理学报, columnName=, runingTitle=null, highlight=null, articleAbstract=

多点激光干涉测速系统和电探针技术均可用于测量高速运动物体的运动参数,为了相互验证测试结果,分析测试系统各因素对测量精度的影响,在平面爆轰波驱动飞片的实验中,利用多点激光干涉测速系统和多组电探针,同时测量金属飞片的自由面速度。将多点激光干涉测速系统测得的飞片速度-时间曲线进行积分,得到飞片的位移-时间曲线,并与电探针测得的飞片到达预定位置的时刻进行对比。结果表明:多点激光干涉测速系统各测点测得的飞片自由面速度随时间的变化曲线一致,各测点测得的速度最大相对偏差为1.45%;对两套测试系统的零时及信号传输时间进行修正后得到,当飞片飞行至5、10、15 mm位置时,电探针测得的飞片到达时刻与多点激光干涉测速系统测试结果的最大偏差值分别为0.02、0.02、0.07 μs;两套系统在同一测点的测试差值随飞片飞行距离的增加而增加,其原因可能是,炸药透镜的波形差对飞片运动的影响随着飞片飞行距离的增加而增大。

, authors=金山, 陈永涛, 汤铁钢, 彭其先, 蒙建华, authorsList=金山, 陈永涛, 汤铁钢, 彭其先, 蒙建华, authorCompany=null, correspAuthors=null, authorNote=

金山(1981—),男,助理研究员,主要从事爆轰测试技术研究. E-mail:

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金山(1981—),男,助理研究员,主要从事爆轰测试技术研究. E-mail:

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金山(1981—),男,助理研究员,主要从事爆轰测试技术研究. E-mail:

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articleId=1325115012355863035, language=CN, orderNo=1, keyword=激光干涉测速), Keyword(id=1325115014687896094, tenantId=1146029695717560320, journalId=1255847867265597444, articleId=1325115012355863035, language=CN, orderNo=2, keyword=电探针), Keyword(id=1325115014763393567, tenantId=1146029695717560320, journalId=1255847867265597444, articleId=1325115012355863035, language=CN, orderNo=3, keyword=爆轰)], refs=[Reference(id=1325115014968914465, tenantId=1146029695717560320, journalId=1255847867265597444, articleId=1325115012355863035, 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=Barker L M, Hollenbach R E. 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多点激光干涉测速系统和电探针技术在飞片速度测量中的应用对比
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金山 , 陈永涛 , 汤铁钢 , 彭其先 , 蒙建华
高压物理学报 | 2012,26(5): 571-576
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高压物理学报 | 2012 , 26 (5) : 571 -576
多点激光干涉测速系统和电探针技术在飞片速度测量中的应用对比
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金山 , 陈永涛, 汤铁钢, 彭其先, 蒙建华
作者信息
  • 中国工程物理研究院流体物理研究所,四川 绵阳 621900
作者简介:

金山(1981—),男,助理研究员,主要从事爆轰测试技术研究. E-mail:

Comparison of Multi-Channel VISAR and Electric Probe Technology in Measuring Free-Surface Velocity of Metal Flyer
Shan JIN , Yong-Tao CHEN, Tie-Gang TANG, Qi-Xian PENG, Jian-Hua MENG
Affiliations
  • Institute of Fluid Physics, CAEP, Mianyang 621900, China
出版时间: 2012-10-15
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多点激光干涉测速系统和电探针技术均可用于测量高速运动物体的运动参数,为了相互验证测试结果,分析测试系统各因素对测量精度的影响,在平面爆轰波驱动飞片的实验中,利用多点激光干涉测速系统和多组电探针,同时测量金属飞片的自由面速度。将多点激光干涉测速系统测得的飞片速度-时间曲线进行积分,得到飞片的位移-时间曲线,并与电探针测得的飞片到达预定位置的时刻进行对比。结果表明:多点激光干涉测速系统各测点测得的飞片自由面速度随时间的变化曲线一致,各测点测得的速度最大相对偏差为1.45%;对两套测试系统的零时及信号传输时间进行修正后得到,当飞片飞行至5、10、15 mm位置时,电探针测得的飞片到达时刻与多点激光干涉测速系统测试结果的最大偏差值分别为0.02、0.02、0.07 μs;两套系统在同一测点的测试差值随飞片飞行距离的增加而增加,其原因可能是,炸药透镜的波形差对飞片运动的影响随着飞片飞行距离的增加而增大。

激光干涉测速  /  电探针  /  爆轰

Parameters of high speed object are often measured by multi-channel velocity interferometer system for any reflector (VISAR) or electric probe technology. In order to validate experimental results, and analyze test system factors affecting measurement precision, the free-surface velocity history of metal flyer driven by detonation was measured by multi-channel VISAR and electric probes. The displacement-time curve of metal flyer was calculated from the measured velocity-time curve, and then contrasted with the results measured by electric probes. Experimental results show that all v-t curves measured by multi-channel VISAR are coincident well within the maximum difference of 1.45%. And the maximum difference of time at 5, 10, 15 mm standoff measured by VISAR and electric probe is respectively 0.02, 0.02, 0.07 μs after modified. The difference between two sets of system at the same position increases with the movement distance of flyer, it could be resulted from the increased waveform difference of the explosive lens with the flight distance of flyer.

velocity interferometer system for any reflector (VISAR)  /  electric probe  /  detonation
金山, 陈永涛, 汤铁钢, 彭其先, 蒙建华. 多点激光干涉测速系统和电探针技术在飞片速度测量中的应用对比. 高压物理学报, 2012 , 26 (5) : 571 -576 .
Shan JIN, Yong-Tao CHEN, Tie-Gang TANG, Qi-Xian PENG, Jian-Hua MENG. Comparison of Multi-Channel VISAR and Electric Probe Technology in Measuring Free-Surface Velocity of Metal Flyer[J]. Chinese Journal of High Pressure Physics, 2012 , 26 (5) : 571 -576 .
  • 国家自然科学基金(11272006; 10902102)
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2012年第26卷第5期
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  • 接收时间:2010-12-28
  • 首发时间:2026-11-05
  • 出版时间:2012-10-15
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  • 收稿日期:2010-12-28
  • 修回日期:2012-02-14
基金
国家自然科学基金(11272006; 10902102)
作者信息
    中国工程物理研究院流体物理研究所,四川 绵阳 621900
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