Article(id=1217470735413596829, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1217470732511134007, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20230178, 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=1768197242835, onlineDateStr=2026-01-12, pubDate=1692460800000, pubDateStr=2023-08-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1768197242835, onlineIssueDateStr=2026-01-12, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1768197242835, creator=13701087609, updateTime=1768197242835, updator=13701087609, issue=Issue{id=1217470732511134007, tenantId=1146029695717560320, journalId=1189873562199433220, year='2023', volume='', issue='8', pageStart='1', pageEnd='72', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1768197242143, creator=13701087609, updateTime=1768198131318, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1217474462023336595, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1217470732511134007, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1217474462023336596, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1217470732511134007, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=7, endPage=14, ext={EN=ArticleExt(id=1217470735631700639, articleId=1217470735413596829, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Comparative Research on Material Fracture Cards for Automobile Safety Collision Simulation, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to study the influence of different hardening and fracture models on the simulation accuracy of automotive materials, the material-level mechanical tests of DP590 sheet under various stress states were designed and carried out. According to the test results, 5 hardening models of Ludwik, Swift, Voce, Hockett-Sherby (H-S), Swift-HockettSherby (S-HS) and 3 fracture models of Modified Mohr-Coulomb (MMC), Damage Initiation and Evolution Model (DIEM) and Johnson-Cook (J-C) were calibrated. The above models were applied to conduct specimen-level simulation and anti-collision beam drop weight test and simulation. The comparison results show that the S-HS hardening model and MMC fracture model have the most accurate prediction results for the deformation behavior and fracture behavior of materials. Combined with other research results, it is recommended to utilize the S-HS hardening model combined with the MMC fracture model to predict the plastic deformation and fracture behavior of high-strength steel plates.
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为研究不同硬化和断裂模型对汽车材料仿真精度的影响,设计并进行了DP590板材在多种应力状态下的材料级别力学试验。根据试验结果标定了路德维克(Ludwik)、斯威夫特(Swift)、沃斯(Voce)、霍克特-谢尔比(H-S)、斯威夫特-霍克特谢尔比(S-HS)5种硬化模型和修正摩尔库仑(MMC)、损伤起始和演化模型(DIEM)、约翰逊-库克(J-C)3种断裂模型。使用上述模型进行了试样级仿真和防撞梁落锤试验及仿真。对比结果表明,S-HS硬化模型和MMC断裂模型对于材料的变形行为和断裂行为的预测结果最精确。结合其他研究成果,推荐使用S-HS硬化模型结合MMC断裂模型预测高强钢板材塑性变形和断裂行为。
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姜子涵(1997—),男,助理工程师,学士学位,研究方向为材料本构与断裂模型开发。
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姜子涵(1997—),男,助理工程师,学士学位,研究方向为材料本构与断裂模型开发。
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准静态单向拉伸试验数据处理, figureFileSmall=StcRQbq/GPHiCgfP0pkl0A==, figureFileBig=hrLpJAa5Ikh74dONIrvRjw==, tableContent=null), ArticleFig(id=1217498890484499448, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=NraCaZzVpdvRPqv0n6rzQA==, figureFileBig=Rllcob6YlBBuL3mfvHH8oQ==, tableContent=null), ArticleFig(id=1217498891805704194, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=图6, caption=
不同硬化模型拟合结果对比, figureFileSmall=NraCaZzVpdvRPqv0n6rzQA==, figureFileBig=Rllcob6YlBBuL3mfvHH8oQ==, tableContent=null), ArticleFig(id=1217498891872813062, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=TLDoCj1teDJi9KdG5qxh4g==, figureFileBig=vwBl0P2Pyvllm2p2Lyf2ow==, tableContent=null), ArticleFig(id=1217498891939921931, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=图7, caption=
断裂试验数值模型, figureFileSmall=TLDoCj1teDJi9KdG5qxh4g==, figureFileBig=vwBl0P2Pyvllm2p2Lyf2ow==, tableContent=null), ArticleFig(id=1217498892015419410, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=WS3eA15DpnrUqDkT7Alscw==, figureFileBig=PAYfu7FrqjRLs664Ow7Sdw==, tableContent=null), ArticleFig(id=1217498892141248534, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=图8, caption=
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不同断裂模型拟合获得二维断裂曲线, figureFileSmall=431dQDsK5yc/fhp6iaSQIQ==, figureFileBig=XUxjY6nt8cZs1wAM5qq1Tw==, tableContent=null), ArticleFig(id=1217498892426461220, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=WAcC3rxkT9dR3rjZUAXstg==, figureFileBig=NpEm7KIcegvoVoE1Ii0LWA==, tableContent=null), ArticleFig(id=1217498892535513130, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=图10, caption=
不同断裂模型力与位移数值仿真结果, figureFileSmall=WAcC3rxkT9dR3rjZUAXstg==, figureFileBig=NpEm7KIcegvoVoE1Ii0LWA==, tableContent=null), ArticleFig(id=1217498892627787827, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=ry8fzXZobjla6jIoTW1SPg==, figureFileBig=hBQANiAfZGumkFvQxCmmGw==, tableContent=null), ArticleFig(id=1217498892711673907, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=图11, caption=
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| 硬化模型 | σ0 屈服强度/MPa | εo 屈服应变 | a 材料常数/MPa | b 材料常数 | c 材料常数 | K 材料常数/MPa | n 材料常数 | p 加权系数 |
| Ludwik | 391 | | | | | 1 143 | 0.51 | |
| Swift | | 3.98×10-3 | | | | 1 144 | 0.19 | |
| H-S | 391 | | 389 | 13.29 | 0.82 | | | |
| Voce | 391 | | 343 | 31.63 | | | | |
| S-HS | 391 | 3.98×10-3 | 389 | 13.29 | 0.82 | 1 144 | 0.19 | 0.71 |
), ArticleFig(id=1217498893244350547, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=表1, caption=
不同硬化模型拟合参数表
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| 硬化模型 | σ0 屈服强度/MPa | εo 屈服应变 | a 材料常数/MPa | b 材料常数 | c 材料常数 | K 材料常数/MPa | n 材料常数 | p 加权系数 |
| Ludwik | 391 | | | | | 1 143 | 0.51 | |
| Swift | | 3.98×10-3 | | | | 1 144 | 0.19 | |
| H-S | 391 | | 389 | 13.29 | 0.82 | | | |
| Voce | 391 | | 343 | 31.63 | | | | |
| S-HS | 391 | 3.98×10-3 | 389 | 13.29 | 0.82 | 1 144 | 0.19 | 0.71 |
), ArticleFig(id=1217498893340819547, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
硬化 模型 | 剪切试验精度 | 圆孔试验精度 | R10试验精度 | R5试验精度 | 杯突试验精度 | 模型综合精度 |
| Ludwik | 81.47 | 90.23 | 91.25 | 92.50 | 73.62 | 85.81 |
| Swift | 92.32 | 88.03 | 79.66 | 86.35 | 93.94 | 88.06 |
| H-S | 81.29 | 68.94 | 77.23 | 72.35 | 54.68 | 70.90 |
| Voce | 76.48 | 59.01 | 69.90 | 64.34 | 49.49 | 63.84 |
| S-HS | 97.13 | 97.42 | 90.67 | 96.39 | 95.86 | 95.49 |
), ArticleFig(id=1217498893416317020, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=表2, caption=
不同硬化模型仿真结果精度 %
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硬化 模型 | 剪切试验精度 | 圆孔试验精度 | R10试验精度 | R5试验精度 | 杯突试验精度 | 模型综合精度 |
| Ludwik | 81.47 | 90.23 | 91.25 | 92.50 | 73.62 | 85.81 |
| Swift | 92.32 | 88.03 | 79.66 | 86.35 | 93.94 | 88.06 |
| H-S | 81.29 | 68.94 | 77.23 | 72.35 | 54.68 | 70.90 |
| Voce | 76.48 | 59.01 | 69.90 | 64.34 | 49.49 | 63.84 |
| S-HS | 97.13 | 97.42 | 90.67 | 96.39 | 95.86 | 95.49 |
), ArticleFig(id=1217498893516980321, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 断裂试验 | 剪切 试验 | 圆孔 试验 | R10 试验 | R5 试验 | 杯突 试验 |
应力 三轴度η | 0.025 | 0.370 | 0.445 | 0.531 | 0.638 |
| 断裂应变 | 0.829 | 0.827 | 0.627 | 0.535 | 1.080 |
), ArticleFig(id=1217498893600866402, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=表3, caption=
不同应力状态下DP590断裂参数
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| 断裂试验 | 剪切 试验 | 圆孔 试验 | R10 试验 | R5 试验 | 杯突 试验 |
应力 三轴度η | 0.025 | 0.370 | 0.445 | 0.531 | 0.638 |
| 断裂应变 | 0.829 | 0.827 | 0.627 | 0.535 | 1.080 |
), ArticleFig(id=1217498893680558180, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
断裂 模型 | 剪切试验精度 | 圆孔试验精度 | R10试验精度 | R5试验精度 | 杯突试验精度 | 模型综合精度 |
| MMC | 98.61 | 94.21 | 95.08 | 95.42 | 97.23 | 96.11 |
| DIEM | 97.78 | 89.78 | 96.55 | 96.59 | 98.44 | 95.83 |
| J-C | 未断裂 | 86.00 | 99.42 | 98.22 | 73.65 | |
), ArticleFig(id=1217498893747667048, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1217470735413596829, language=CN, label=表4, caption=
不同断裂模型仿真结果断裂位移精度 %
, figureFileSmall=null, figureFileBig=null, tableContent=
断裂 模型 | 剪切试验精度 | 圆孔试验精度 | R10试验精度 | R5试验精度 | 杯突试验精度 | 模型综合精度 |
| MMC | 98.61 | 94.21 | 95.08 | 95.42 | 97.23 | 96.11 |
| DIEM | 97.78 | 89.78 | 96.55 | 96.59 | 98.44 | 95.83 |
| J-C | 未断裂 | 86.00 | 99.42 | 98.22 | 73.65 | |
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