Article(id=1324025116534911683, tenantId=1146029695717560320, journalId=1255847867265597444, issueId=1324025103306072959, 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=1186848000000, receivedDateStr=2007-08-12, revisedDate=1193155200000, revisedDateStr=2007-10-24, acceptedDate=null, acceptedDateStr=null, onlineDate=1793601786979, onlineDateStr=2026-11-02, pubDate=1281801600000, pubDateStr=2010-08-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793601786979, onlineIssueDateStr=2026-11-02, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793601786979, creator=13701087609, updateTime=1793601786979, updator=13701087609, issue=Issue{id=1324025103306072959, tenantId=1146029695717560320, journalId=1255847867265597444, year='2010', volume='24', issue='4', pageStart='241', pageEnd='320', issueExtLink='null', onlineDate='null', pubDate='1281801600000', pubDateStr='2010-08-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793601783825, creator='13701087609', updateTime=1793602712251, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1324028997528584361, tenantId=1146029695717560320, journalId=1255847867265597444, issueId=1324025103306072959, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1324028997528584362, tenantId=1146029695717560320, journalId=1255847867265597444, issueId=1324025103306072959, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=279, endPage=285, ext={EN=ArticleExt(id=1324025116723655364, articleId=1324025116534911683, tenantId=1146029695717560320, journalId=1255847867265597444, language=EN, title=Understanding and Interpreting of the Measured Wave Signals in Impact Dynamics Studies, columnId=null, journalTitle=Chinese Journal of High Pressure Physics, columnName=null, runingTitle=null, highlight=null, articleAbstract=

The significance and difficulty of the multi-position measuring were analyzed when understanding and interpreting the wave signals measured in impact dynamic experiments. By combining the Lagrange inverse analysis with the Hopkinson pressure bar technique, a new method was proposed, which substantially resolves the problem of measuring simultaneously both stress wave and particle velocity at a Lagrange position in impact tests. When the particle velocity wave signals at n (n≥3) Lagrange positions are measured, by using this new method, the dynamic stress-strain curves at n Lagrange positions of specimen can be determined and interpreted. The feasibility and validity of this new method was consistently confirmed by numerical tests for two viscoelastic materials (PMMA and cement mortar).

, authors=Li-Li WANG1, 2, Jue ZHU1, Hua-Wei LAI1, 3, authorsList=Li-Li WANG, Jue ZHU, Hua-Wei LAI, 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=1324025116941759173, articleId=1324025116534911683, tenantId=1146029695717560320, journalId=1255847867265597444, language=CN, title=冲击动力学研究中实测波信息的解读分析, columnId=0, journalTitle=高压物理学报, columnName=, runingTitle=null, highlight=null, articleAbstract=

分析了多点测量技术在解读和分析实测冲击波信息时的重要性和难点,提出了将Lagrange多点测量反分析与Hopkinson压杆技术相结合的新方法,解决了在同一个Lagrange位置上难以同时测量应力和质点速度波形的难题,对试样上不同Lagrange位置处实测质点速度波形进行了解读分析,由n个实测质点速度波形信息得到了各Lagrange位置处的动态应力-应变关系。以有机玻璃和水泥砂浆两种粘弹性试样为例,进行了数值计算,验证了该方法的可行性和有效性。

, authors=王礼立1, 2, 朱珏1, 赖华伟1, 3, authorsList=王礼立, 朱珏, 赖华伟, authorCompany=null, correspAuthors=null, authorNote=

王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

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王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

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王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

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冲击动力学研究中实测波信息的解读分析
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王礼立 1, 2 , 朱珏 1 , 赖华伟 1, 3
高压物理学报 | 2010,24(4): 279-285
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高压物理学报 | 2010 , 24 (4) : 279 -285
冲击动力学研究中实测波信息的解读分析
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王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

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王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

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王礼立1, 2 , 朱珏1, 赖华伟1, 3
作者信息
  • 1.宁波大学力学和材料科学研究中心,浙江 宁波 315211
  • 2.爆炸科学与技术国家重点实验室,北京 100081
  • 3.浙江水电水利高等专科学校土木系,浙江 杭州 310018
作者简介:

王礼立(1934—),男,教授,博士生导师,主要从事冲击动力学研究. E-mail:

Understanding and Interpreting of the Measured Wave Signals in Impact Dynamics Studies
Li-Li WANG1, 2 , Jue ZHU1, Hua-Wei LAI1, 3
Affiliations
  • 1.Mechanics & Materials Science Research Center, Ningbo University, Ningbo 315211, China
  • 2.State Key Laboratory for Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China
  • 3.Department of Civil Engineering, Zhejiang Water Conservancy andHydropower College, Hangzhou 310018, China
出版时间: 2010-08-15
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分析了多点测量技术在解读和分析实测冲击波信息时的重要性和难点,提出了将Lagrange多点测量反分析与Hopkinson压杆技术相结合的新方法,解决了在同一个Lagrange位置上难以同时测量应力和质点速度波形的难题,对试样上不同Lagrange位置处实测质点速度波形进行了解读分析,由n个实测质点速度波形信息得到了各Lagrange位置处的动态应力-应变关系。以有机玻璃和水泥砂浆两种粘弹性试样为例,进行了数值计算,验证了该方法的可行性和有效性。

冲击动力学  /  多点测量  /  Lagrange分析  /  Hopkinson压杆技术  /  动态应力-应变关系

The significance and difficulty of the multi-position measuring were analyzed when understanding and interpreting the wave signals measured in impact dynamic experiments. By combining the Lagrange inverse analysis with the Hopkinson pressure bar technique, a new method was proposed, which substantially resolves the problem of measuring simultaneously both stress wave and particle velocity at a Lagrange position in impact tests. When the particle velocity wave signals at n (n≥3) Lagrange positions are measured, by using this new method, the dynamic stress-strain curves at n Lagrange positions of specimen can be determined and interpreted. The feasibility and validity of this new method was consistently confirmed by numerical tests for two viscoelastic materials (PMMA and cement mortar).

impact dynamics  /  multi-position measurement  /  Lagrange analysis  /  Hopkinson pressure bar technique  /  dynamic stress-strain relationship
王礼立, 朱珏, 赖华伟. 冲击动力学研究中实测波信息的解读分析. 高压物理学报, 2010 , 24 (4) : 279 -285 .
Li-Li WANG, Jue ZHU, Hua-Wei LAI. Understanding and Interpreting of the Measured Wave Signals in Impact Dynamics Studies[J]. Chinese Journal of High Pressure Physics, 2010 , 24 (4) : 279 -285 .
  • 北京理工大学爆炸科学与技术国家重点实验室基金(KFJJ05-2)
  • 中国工程物理研究院专项科研合作项目
  • 宁波大学王宽诚幸福基金
参考文献 引证文献
排序方式:
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王礼立, 杨黎明. 固体高分子材料非线性粘弹性本构关系[M]//王礼立, 余同希, 李永池. 冲击动力学进展. 合肥: 中国科技大学出版社, 1992: 88-116.
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2010年第24卷第4期
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  • 接收时间:2007-08-12
  • 首发时间:2026-11-02
  • 出版时间:2010-08-15
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  • 收稿日期:2007-08-12
  • 修回日期:2007-10-24
基金
北京理工大学爆炸科学与技术国家重点实验室基金(KFJJ05-2)
中国工程物理研究院专项科研合作项目
宁波大学王宽诚幸福基金
作者信息
    1.宁波大学力学和材料科学研究中心,浙江 宁波 315211
    2.爆炸科学与技术国家重点实验室,北京 100081
    3.浙江水电水利高等专科学校土木系,浙江 杭州 310018
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2种不同金属材料的力学参数
科
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属数
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genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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