Article(id=1311999845435539923, tenantId=1146029695717560320, journalId=1311385739772133495, issueId=1311999647825101743, articleNumber=null, orderNo=null, doi=10.6041/j.issn.1000-1298.2025.12.032, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1747238400000, receivedDateStr=2025-05-15, revisedDate=1750694400000, revisedDateStr=2025-06-24, acceptedDate=null, acceptedDateStr=null, onlineDate=1790734738929, onlineDateStr=2026-09-30, pubDate=1766592000000, pubDateStr=2025-12-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1790734738929, onlineIssueDateStr=2026-09-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1790734738929, creator=13701087609, updateTime=1790734738929, updator=13701087609, issue=Issue{id=1311999647825101743, tenantId=1146029695717560320, journalId=1311385739772133495, year='2025', volume='56', issue='12', pageStart='1', pageEnd='818', issueExtLink='null', onlineDate='null', pubDate='1766592000000', pubDateStr='2025-12-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1790734691815, creator='13701087609', updateTime=1790738411040, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1312015247465083866, tenantId=1146029695717560320, journalId=1311385739772133495, issueId=1311999647825101743, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1312015247465083867, tenantId=1146029695717560320, journalId=1311385739772133495, issueId=1311999647825101743, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=354, endPage=365, ext={EN=ArticleExt(id=1311999845611700692, articleId=1311999845435539923, tenantId=1146029695717560320, journalId=1311385739772133495, language=EN, title=Discrete Element Method Based Modeling and Parameter Calibration for Millet Threshing Mixture, columnId=1311999707161919908, journalTitle=Transactions of the Chinese Society for Agricultural Machinery, columnName=Agricultural Equipment and Mechanization Engineering, runingTitle=null, highlight=null, articleAbstract=
In order to solve the problem of lack of accurate modeling and parameter support for multi-component heterogeneous particles in the clearing link during the combined millet harvesting process, a research on the modeling and parameter calibration of grain threshing mixture was carried out. Based on the compositional characteristics of millet threshing mixture, three types of typical particle models were constructed for seeds, millet panicle clusters and stalks, and the discrete element method combined with the auto-filling technology was used to model spheres, heteromorphs and cylinders, respectively, and the modeling morphology was optimized through the analysis of the number of filled spherical surfaces and the degree of morphological differences. Based on the determination of physical parameters of particles, using the angle of repose as an index, the parameter calibration method combining Plackett-Burman test, the steepest ascent test and Box-Behnken response surface optimization was adopted to realize the correction of contact parameters of seeds, millet panicle clusters and short stalks, and the average errors of simulation and actual angle of repose were 1.94%, 3.72% and 1.16%, respectively. In order to verify the accuracy of the model, high-speed camera validation tests were carried out, and the particle trajectories were extracted by using TEMA software and compared with the simulation results. The results showed that the overlap of the three types of particle trajectories was greater than 0.75, and the obtained mean absolute error and root mean square error were at a low level, indicating that the simulation trajectories were highly consistent with the measured results in terms of amplitude and trend, which verified the accuracy, and the model constructed was highly consistent with the measured results. The results showed that the modeling method and calibration parameters constructed had good physical consistency and engineering applicability, which can provide effective support for the particle dynamics simulation and mechanism research of millet cleaning process.
, authors=Dongming ZHANG
1, Ziyang HUANG
1, Yifu CHEN
1, Shujuan YI
1, Yifei LI
1, 2, authorsList=Dongming ZHANG, Ziyang HUANG, Yifu CHEN, Shujuan YI, Yifei LI, authorCompany=null, correspAuthors=Shujuan YI, 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=1311999854482653719, articleId=1311999845435539923, tenantId=1146029695717560320, journalId=1311385739772133495, language=CN, title=基于离散元法的谷子脱出物建模与参数标定, columnId=1311999707321303462, journalTitle=农业机械学报, columnName=农业装备与机械化工程, runingTitle=null, highlight=null, articleAbstract=
针对谷子联合收获过程中清选环节对多组分异质颗粒缺乏精准建模与参数支撑的问题,本文开展了谷子脱出物建模与参数标定。基于谷子脱出物组成特性,构建了籽粒、谷码和茎秆3类典型颗粒模型,采用离散元方法结合自动填充技术分别进行球体、异形体和圆柱体建模,并通过填充球面数量与形态差异度分析优化建模形态。在颗粒物理参数测定基础上,以休止角为指标,采用Plackett-Burman试验、最陡爬坡法与Box-Behnken响应面优化相结合的参数标定方法,实现了籽粒、谷码、短茎秆接触参数修正,仿真与实际休止角平均误差分别为1.94%、3.72%、1.16%。为验证模型精度,开展高速摄像验证试验,利用TEMA软件提取颗粒轨迹并与仿真结果进行对比,结果显示3类颗粒轨迹重合度均大于0.75,所得平均绝对误差与均方根误差均处于较低水平,说明仿真轨迹在幅值与趋势方面均与实测结果高度一致,验证了模型预测动态行为的精度与可行性。研究结果表明,本文所构建的建模方法与标定参数具备良好的物理一致性与工程适用性,可为谷子清选过程颗粒动力学仿真与机理研究提供支撑。
, authors=张东明
1, 黄紫阳
1, 陈一夫
1, 衣淑娟
1, 李衣菲
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张东明(1994—),男,讲师,博士,主要从事农作物收获技术与装备研究,E-mail:1105561622@qq.com
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张东明(1994—),男,讲师,博士,主要从事农作物收获技术与装备研究,E-mail:1105561622@qq.com
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Structure of millet panicle cluster morphology, figureFileSmall=/ga82s6Qy5+XLuUipLUrSw==, figureFileBig=AzBnmLrhiBhAun01q6RJaA==, tableContent=null), ArticleFig(id=1311999859406766661, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图2, caption=
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自制斜面仪1. 牵引绳 2. 钢板 3. 数显角度尺 4. 支架
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物料临界滑动状态, figureFileSmall=X1V+5JZlKlTSXSRtAYMkvw==, figureFileBig=z4GQ/XSogQdluEH+Is8KQg==, tableContent=null), ArticleFig(id=1311999859889111626, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 5, caption=
Critical rolling state of material, figureFileSmall=57kOub/lGjnk7aHAqImzAg==, figureFileBig=fiT0hAI3hOsyaJuYMKaKYg==, tableContent=null), ArticleFig(id=1311999860073661003, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图5, caption=
物料临界滚动状态, figureFileSmall=57kOub/lGjnk7aHAqImzAg==, figureFileBig=fiT0hAI3hOsyaJuYMKaKYg==, tableContent=null), ArticleFig(id=1311999860144964172, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 6, caption=
Air-blown collision recovery coefficient measuring device, figureFileSmall=P4mJGvMYklXy8RllgaBVzg==, figureFileBig=UzXLKGS5YzOQ7OM9nxp83g==, tableContent=null), ArticleFig(id=1311999860216267341, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图6, caption=
气吹式碰撞恢复系数测定装置1. 照明灯 2. 高速摄像机 3. 支架 4. 拍摄系统 5. 调压阀 6. 进料口 7. 玻璃轨道 8. 输气管 9. 气泵
, figureFileSmall=P4mJGvMYklXy8RllgaBVzg==, figureFileBig=UzXLKGS5YzOQ7OM9nxp83g==, tableContent=null), ArticleFig(id=1311999860325319246, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 7, caption=
Free-fall collision recovery coefficient measuring device, figureFileSmall=KdId2+2mkxKPjmer1exUiw==, figureFileBig=MmKhUuRXIPFXPRbAjy5dBQ==, tableContent=null), ArticleFig(id=1311999860392428111, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图7, caption=
自由落体式碰撞恢复系数测定装置1. 拍摄系统 2. 高速摄像机 3. 照明灯 4. 钢板 5. 背景刻度板
, figureFileSmall=KdId2+2mkxKPjmer1exUiw==, figureFileBig=MmKhUuRXIPFXPRbAjy5dBQ==, tableContent=null), ArticleFig(id=1311999860455342672, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 8, caption=
Micro-control electronic universal material testing machine, figureFileSmall=T+7L6alGD4WIDRDczYIn7Q==, figureFileBig=yjw0gLMhW5JahXEfzjRcpg==, tableContent=null), ArticleFig(id=1311999860514062929, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图8, caption=
电子万能材料试验机1. 上端压头 2. 下端圆台 3. 数据采集系统 4. 活动横梁 5. 力传感器
, figureFileSmall=T+7L6alGD4WIDRDczYIn7Q==, figureFileBig=yjw0gLMhW5JahXEfzjRcpg==, tableContent=null), ArticleFig(id=1311999860602143314, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 9, caption=
Natural accumulation of millet threshing mixture, figureFileSmall=mUfpaRI0Kj5NvMzedxxeYQ==, figureFileBig=scA787EWwW1RgZ6I/4aNBw==, tableContent=null), ArticleFig(id=1311999860677640787, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图9, caption=
谷子脱出物自然堆积, figureFileSmall=mUfpaRI0Kj5NvMzedxxeYQ==, figureFileBig=scA787EWwW1RgZ6I/4aNBw==, tableContent=null), ArticleFig(id=1311999862271476308, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 10, caption=
Fitting procedure for extracting angle of repose of millet threshing mixture, figureFileSmall=73MtdCGK0wo9TcQOFkW1OQ==, figureFileBig=1y3fgQs01ToB1+UjRLoUWQ==, tableContent=null), ArticleFig(id=1311999862363750997, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图10, caption=
谷子脱出物休止角提取拟合过程, figureFileSmall=73MtdCGK0wo9TcQOFkW1OQ==, figureFileBig=1y3fgQs01ToB1+UjRLoUWQ==, tableContent=null), ArticleFig(id=1311999862586049110, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 11, caption=
Variation curves of number of filled spheres with smoothing value for millet panicle clusters, figureFileSmall=TDgHtebAqPJ2tkgd+BY4kg==, figureFileBig=UUNk3A2ImBB7jycLzkVp8w==, tableContent=null), ArticleFig(id=1311999862690906711, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图11, caption=
谷码填充球面数随平滑值变化曲线, figureFileSmall=TDgHtebAqPJ2tkgd+BY4kg==, figureFileBig=UUNk3A2ImBB7jycLzkVp8w==, tableContent=null), ArticleFig(id=1311999863022256728, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 12, caption=
Cone-like particle grayscale and binarization processing, figureFileSmall=Rm52QR8kCVEkanCLHShHCA==, figureFileBig=fPqPn4bjAajf0ri/RRuH4A==, tableContent=null), ArticleFig(id=1311999863093559897, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图12, caption=
类锥体颗粒灰度、二值化处理, figureFileSmall=Rm52QR8kCVEkanCLHShHCA==, figureFileBig=fPqPn4bjAajf0ri/RRuH4A==, tableContent=null), ArticleFig(id=1311999863915643482, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 13, caption=
Millet panicle cluster model, figureFileSmall=C/yTGExCUa3nK/GqGqsAAg==, figureFileBig=XiASnyd6jd5a8LvG1Sv/4w==, tableContent=null), ArticleFig(id=1311999864288936539, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图13, caption=
谷码模型, figureFileSmall=C/yTGExCUa3nK/GqGqsAAg==, figureFileBig=XiASnyd6jd5a8LvG1Sv/4w==, tableContent=null), ArticleFig(id=1311999864674812509, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 14, caption=
Short stalk model, figureFileSmall=KYq/7R+lQNcDdVQh20Mb6w==, figureFileBig=wZ0AeBlcpwvOzU+7kS2/Ig==, tableContent=null), ArticleFig(id=1311999864783864414, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图14, caption=
短茎秆模型, figureFileSmall=KYq/7R+lQNcDdVQh20Mb6w==, figureFileBig=wZ0AeBlcpwvOzU+7kS2/Ig==, tableContent=null), ArticleFig(id=1311999866771964512, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 15, caption=
Change curves of simulated angle of repose with ratio of smoothed values under control variable condition, figureFileSmall=bnUHR1wA/W2snp0Zlt4EEQ==, figureFileBig=kQnESqi/KyHUFxRBEFEyDQ==, tableContent=null), ArticleFig(id=1311999866851656289, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图15, caption=
控制变量条件下仿真休止角随平滑值变化曲线, figureFileSmall=bnUHR1wA/W2snp0Zlt4EEQ==, figureFileBig=kQnESqi/KyHUFxRBEFEyDQ==, tableContent=null), ArticleFig(id=1311999866948125282, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 16, caption=
High-speed camera verification test rig, figureFileSmall=yAS6M4Hgy2MEwi/OMMbeqQ==, figureFileBig=MMv/1klYZHydoJ2o4mXisw==, tableContent=null), ArticleFig(id=1311999867048788579, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图16, caption=
高速摄像验证试验台架1. 清选装置 2. 高速摄像机 3. 拍摄系统 4. 支架 5. 照明灯
, figureFileSmall=yAS6M4Hgy2MEwi/OMMbeqQ==, figureFileBig=MMv/1klYZHydoJ2o4mXisw==, tableContent=null), ArticleFig(id=1311999867111703140, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 17, caption=
Comparison of actual and simulated particle motion, figureFileSmall=VaQly0pwjGNKEwi5ES8gmw==, figureFileBig=G8253x7+KbfWiNYxSD8hbw==, tableContent=null), ArticleFig(id=1311999867174617701, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图17, caption=
颗粒实际运动与仿真运动对比, figureFileSmall=VaQly0pwjGNKEwi5ES8gmw==, figureFileBig=G8253x7+KbfWiNYxSD8hbw==, tableContent=null), ArticleFig(id=1311999867271086694, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Fig. 18, caption=
Curves of actual and simulated particle trajectories, figureFileSmall=K3hQoICHcllE1/7GCFKBUg==, figureFileBig=fTBd+8MKr72DI7Ht/u8o5Q==, tableContent=null), ArticleFig(id=1311999867342389863, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=图18, caption=
颗粒实际运动轨迹与仿真运动轨迹曲线, figureFileSmall=K3hQoICHcllE1/7GCFKBUg==, figureFileBig=fTBd+8MKr72DI7Ht/u8o5Q==, tableContent=null), ArticleFig(id=1311999867417887336, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 1, caption=
Probability density of millet panicle cluster length distribution
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 13 | 5 | 19 | 0 |
| 5~7 | 32 | 32 | 36 | 28 |
| 7~9 | 33 | 36 | 24 | 45 |
| ≥9 | 22 | 27 | 21 | 27 |
), ArticleFig(id=1311999867497579113, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表1, caption=
谷码长度分布概率密度
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 13 | 5 | 19 | 0 |
| 5~7 | 32 | 32 | 36 | 28 |
| 7~9 | 33 | 36 | 24 | 45 |
| ≥9 | 22 | 27 | 21 | 27 |
), ArticleFig(id=1311999867602436714, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 2, caption=
Probability density of millet panicle cluster width distribution
, figureFileSmall=null, figureFileBig=null, tableContent=
| 宽度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 10 | 7 | 24 | 17 |
| 5~7 | 28 | 36 | 45 | 40 |
| 7~9 | 37 | 35 | 20 | 36 |
| ≥9 | 25 | 22 | 11 | 7 |
), ArticleFig(id=1311999867665351275, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表2, caption=
谷码宽度分布概率密度
, figureFileSmall=null, figureFileBig=null, tableContent=
| 宽度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 10 | 7 | 24 | 17 |
| 5~7 | 28 | 36 | 45 | 40 |
| 7~9 | 37 | 35 | 20 | 36 |
| ≥9 | 25 | 22 | 11 | 7 |
), ArticleFig(id=1311999867736654444, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 3, caption=
Probability density of millet panicle cluster height distribution
, figureFileSmall=null, figureFileBig=null, tableContent=
| 高度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 14 | 13 | 1 | 6 |
| 5~7 | 37 | 27 | 17 | 40 |
| 7~9 | 28 | 42 | 43 | 36 |
| ≥9 | 21 | 18 | 39 | 18 |
), ArticleFig(id=1311999867849900653, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表3, caption=
谷码高度分布概率密度
, figureFileSmall=null, figureFileBig=null, tableContent=
| 高度/mm | 分布概率密度/% |
|---|
| 类球体 | 类长方体 | 类锥体 | 类椭球体 |
|---|
| 0~5 | 14 | 13 | 1 | 6 |
| 5~7 | 37 | 27 | 17 | 40 |
| 7~9 | 28 | 42 | 43 | 36 |
| ≥9 | 21 | 18 | 39 | 18 |
), ArticleFig(id=1311999867950563950, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 4, caption=
Probability density of short stalk length distribution
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 分布概率密度/% | 长度/mm | 分布概率密度/% |
|---|
| 0~10 | 6 | 70~90 | 19 |
| 10~30 | 18 | 90~110 | 5 |
| 30~50 | 23 | ≥110 | 2 |
| 50~70 | 27 | | |
), ArticleFig(id=1311999868030255727, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表4, caption=
短茎秆长度分布概率密度
, figureFileSmall=null, figureFileBig=null, tableContent=
| 长度/mm | 分布概率密度/% | 长度/mm | 分布概率密度/% |
|---|
| 0~10 | 6 | 70~90 | 19 |
| 10~30 | 18 | 90~110 | 5 |
| 30~50 | 23 | ≥110 | 2 |
| 50~70 | 27 | | |
), ArticleFig(id=1311999868105753200, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 5, caption=
Static friction coefficient measurement results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 物料-物料 | 静摩擦因数 | 物料-钢板 | 静摩擦因数 |
|---|
| 籽粒-籽粒 | 0.49~0.73 | 籽粒-钢板 | 0.41~0.69 |
| 籽粒-谷码 | 0.59~0.81 | 谷码-钢板 | 0.45~0.78 |
| 籽粒-茎秆 | 0.50~0.74 | 茎秆-钢板 | 0.38~0.74 |
| 谷码-茎秆 | 0.53~0.87 | | |
| 谷码-谷码 | 0.61~0.78 | | |
| 茎秆-茎秆 | 0.51~0.77 | | |
), ArticleFig(id=1311999868177056369, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表5, caption=
静摩擦因数测定结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 物料-物料 | 静摩擦因数 | 物料-钢板 | 静摩擦因数 |
|---|
| 籽粒-籽粒 | 0.49~0.73 | 籽粒-钢板 | 0.41~0.69 |
| 籽粒-谷码 | 0.59~0.81 | 谷码-钢板 | 0.45~0.78 |
| 籽粒-茎秆 | 0.50~0.74 | 茎秆-钢板 | 0.38~0.74 |
| 谷码-茎秆 | 0.53~0.87 | | |
| 谷码-谷码 | 0.61~0.78 | | |
| 茎秆-茎秆 | 0.51~0.77 | | |
), ArticleFig(id=1311999868252553842, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 6, caption=
Rolling friction coefficient measurement results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 物料-物料 | 滚动摩擦因数 | 物料-钢板 | 滚动摩擦因数 |
|---|
| 籽粒-籽粒 | 0.01~0.07 | 籽粒-钢板 | 0.01~0.05 |
| 籽粒-谷码 | 0.01~0.07 | 谷码-钢板 | 0.02~0.09 |
| 籽粒-茎秆 | 0.02~0.09 | 茎秆-钢板 | 0.01~0.04 |
| 谷码-茎秆 | 0.02~0.08 | | |
| 谷码-谷码 | 0.01~0.09 | | |
| 茎秆-茎秆 | 0.01~0.07 | | |
), ArticleFig(id=1311999868466463347, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表6, caption=
滚动摩擦因数测定结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 物料-物料 | 滚动摩擦因数 | 物料-钢板 | 滚动摩擦因数 |
|---|
| 籽粒-籽粒 | 0.01~0.07 | 籽粒-钢板 | 0.01~0.05 |
| 籽粒-谷码 | 0.01~0.07 | 谷码-钢板 | 0.02~0.09 |
| 籽粒-茎秆 | 0.02~0.09 | 茎秆-钢板 | 0.01~0.04 |
| 谷码-茎秆 | 0.02~0.08 | | |
| 谷码-谷码 | 0.01~0.09 | | |
| 茎秆-茎秆 | 0.01~0.07 | | |
), ArticleFig(id=1311999868554543732, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 7, caption=
Measurement results of coefficient of recovery of inter-particle collisions of threshing mixture of millet
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 碰撞恢复系数 | 项目 | 碰撞恢复系数 |
|---|
| 籽粒-籽粒 | 0.38~0.42 | 籽粒-谷码 | 0.24~0.33 |
| 谷码-谷码 | 0.26~0.31 | 谷码-茎秆 | 0.24~0.39 |
| 茎秆-茎秆 | 0.30~0.45 | 籽粒-茎秆 | 0.28~0.40 |
), ArticleFig(id=1311999868953002613, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表7, caption=
谷子脱出物颗粒间碰撞恢复系数测定结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 碰撞恢复系数 | 项目 | 碰撞恢复系数 |
|---|
| 籽粒-籽粒 | 0.38~0.42 | 籽粒-谷码 | 0.24~0.33 |
| 谷码-谷码 | 0.26~0.31 | 谷码-茎秆 | 0.24~0.39 |
| 茎秆-茎秆 | 0.30~0.45 | 籽粒-茎秆 | 0.28~0.40 |
), ArticleFig(id=1311999869305324150, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 8, caption=
Measurement results of collision recovery coefficients between millet threshing mixture particles and steel plates
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 碰撞恢复系数 |
|---|
| 籽粒-钢板 | 0.38~0.48 |
| 谷码-钢板 | 0.26~0.38 |
| 茎秆-钢板 | 0.32~0.46 |
), ArticleFig(id=1311999869401793143, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表8, caption=
谷子脱出物颗粒与钢板间碰撞恢复系数测定结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 碰撞恢复系数 |
|---|
| 籽粒-钢板 | 0.38~0.48 |
| 谷码-钢板 | 0.26~0.38 |
| 茎秆-钢板 | 0.32~0.46 |
), ArticleFig(id=1311999869699588728, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 9, caption=
Number of filled spheres and degree of morphological variability of millet panicle cluster model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 平滑值 | 球体 | 长方体 | 锥体 | 椭球体 |
|---|
| N | DSI/% | N | DSI/% | N | DSI% | N | DSI/% |
|---|
| 1 | 320 | 1.96 | 590 | 9.13 | 934 | 9.04 | 565 | 4.81 |
| 2 | 32 | 1.92 | 233 | 9.05 | 216 | 8.86 | 78 | 4.62 |
| 3 | 4 | 1.88 | 156 | 8.81 | 115 | 8.72 | 17 | 4.15 |
| 4 | 2 | 1.88 | 93 | 8.25 | 83 | 7.56 | 8 | 3.58 |
| 5 | 2 | 1.88 | 74 | 7.64 | 52 | 6.21 | 4 | 3.06 |
| 6 | 1 | 1.85 | 55 | 6.63 | 43 | 5.12 | 3 | 2.89 |
| 7 | 1 | 1.85 | 39 | 6.09 | 30 | 3.43 | 3 | 3.11 |
| 8 | 1 | 1.85 | 37 | 5.13 | 26 | 2.61 | 3 | 3.25 |
| 9 | 1 | 1.85 | 35 | 3.82 | 25 | 3.09 | 3 | 3.79 |
| 10 | 1 | 1.85 | 23 | 2.02 | 21 | 3.83 | 3 | 5.17 |
), ArticleFig(id=1311999871268258425, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表9, caption=
谷码模型填充球面数量与形态差异度指标结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 平滑值 | 球体 | 长方体 | 锥体 | 椭球体 |
|---|
| N | DSI/% | N | DSI/% | N | DSI% | N | DSI/% |
|---|
| 1 | 320 | 1.96 | 590 | 9.13 | 934 | 9.04 | 565 | 4.81 |
| 2 | 32 | 1.92 | 233 | 9.05 | 216 | 8.86 | 78 | 4.62 |
| 3 | 4 | 1.88 | 156 | 8.81 | 115 | 8.72 | 17 | 4.15 |
| 4 | 2 | 1.88 | 93 | 8.25 | 83 | 7.56 | 8 | 3.58 |
| 5 | 2 | 1.88 | 74 | 7.64 | 52 | 6.21 | 4 | 3.06 |
| 6 | 1 | 1.85 | 55 | 6.63 | 43 | 5.12 | 3 | 2.89 |
| 7 | 1 | 1.85 | 39 | 6.09 | 30 | 3.43 | 3 | 3.11 |
| 8 | 1 | 1.85 | 37 | 5.13 | 26 | 2.61 | 3 | 3.25 |
| 9 | 1 | 1.85 | 35 | 3.82 | 25 | 3.09 | 3 | 3.79 |
| 10 | 1 | 1.85 | 23 | 2.02 | 21 | 3.83 | 3 | 5.17 |
), ArticleFig(id=1311999871364727418, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 10, caption=
Discrete element method for simulating experimental particles and geometry base parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 | 参数 | 数值 |
|---|
| 籽粒泊松比 | 0.39 | 茎秆泊松比 | 0.25 |
| 籽粒剪切模量/MPa | 1.46 | 茎秆剪切模量/MPa | 1.44 |
| 籽粒密度/(kg·m-3) | 1 200 | 茎秆密度/(kg·m-3) | 300 |
| 谷码泊松比 | 0.36 | 45号钢泊松比 | 0.28 |
| 谷码剪切模量/MPa | 0.42 | 45号钢剪切模量/GPa | 209 |
| 谷码密度/(kg·m-3) | 800 | 45号钢密度/(kg·m-3) | 7 850 |
), ArticleFig(id=1311999871444419195, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表10, caption=
离散元仿真试验颗粒与几何体基础参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | 数值 | 参数 | 数值 |
|---|
| 籽粒泊松比 | 0.39 | 茎秆泊松比 | 0.25 |
| 籽粒剪切模量/MPa | 1.46 | 茎秆剪切模量/MPa | 1.44 |
| 籽粒密度/(kg·m-3) | 1 200 | 茎秆密度/(kg·m-3) | 300 |
| 谷码泊松比 | 0.36 | 45号钢泊松比 | 0.28 |
| 谷码剪切模量/MPa | 0.42 | 45号钢剪切模量/GPa | 209 |
| 谷码密度/(kg·m-3) | 800 | 45号钢密度/(kg·m-3) | 7 850 |
), ArticleFig(id=1311999871532499580, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 11, caption=
Plackett-Burman test code table
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| 因素 | 编码 | 因素 | 编码 |
|---|
| -1 | 1 | -1 | 1 |
|---|
| 籽粒与籽粒静摩擦因数x1 | 0.45 | 0.75 | 籽粒与45号钢静摩擦因数x2 | 0.40 | 0.70 |
| 籽粒与籽粒滚动摩擦因数x3 | 0.01 | 0.09 | 籽粒与45号钢滚动摩擦因数x4 | 0.01 | 0.05 |
| 籽粒与籽粒碰撞恢复系数x5 | 0.35 | 0.43 | 籽粒与45号钢碰撞恢复系数x6 | 0.35 | 0.50 |
), ArticleFig(id=1311999871616385661, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表11, caption=
Plackett-Burman试验编码
, figureFileSmall=null, figureFileBig=null, tableContent=
| 因素 | 编码 | 因素 | 编码 |
|---|
| -1 | 1 | -1 | 1 |
|---|
| 籽粒与籽粒静摩擦因数x1 | 0.45 | 0.75 | 籽粒与45号钢静摩擦因数x2 | 0.40 | 0.70 |
| 籽粒与籽粒滚动摩擦因数x3 | 0.01 | 0.09 | 籽粒与45号钢滚动摩擦因数x4 | 0.01 | 0.05 |
| 籽粒与籽粒碰撞恢复系数x5 | 0.35 | 0.43 | 籽粒与45号钢碰撞恢复系数x6 | 0.35 | 0.50 |
), ArticleFig(id=1311999871683494526, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 12, caption=
Plackett-Burman test program and results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 因素 | 休止角θ1/(°) |
|---|
| x1 | x2 | x3 | x4 | x5 | x6 |
|---|
| 1 | 0.75 | 0.70 | 0.01 | 0.05 | 0.43 | 0.50 | 32.37 |
| 2 | 0.45 | 0.70 | 0.09 | 0.01 | 0.43 | 0.50 | 30.48 |
| 3 | 0.75 | 0.40 | 0.09 | 0.05 | 0.35 | 0.50 | 34.52 |
| 4 | 0.45 | 0.70 | 0.01 | 0.05 | 0.43 | 0.35 | 31.39 |
| 5 | 0.45 | 0.40 | 0.09 | 0.01 | 0.43 | 0.50 | 29.16 |
| 6 | 0.45 | 0.40 | 0.01 | 0.05 | 0.35 | 0.50 | 30.59 |
| 7 | 0.75 | 0.40 | 0.01 | 0.01 | 0.43 | 0.35 | 27.48 |
| 8 | 0.75 | 0.70 | 0.01 | 0.01 | 0.35 | 0.50 | 21.47 |
| 9 | 0.75 | 0.70 | 0.09 | 0.01 | 0.35 | 0.35 | 24.69 |
| 10 | 0.45 | 0.70 | 0.09 | 0.05 | 0.35 | 0.35 | 30.88 |
| 11 | 0.75 | 0.40 | 0.09 | 0.05 | 0.43 | 0.35 | 35.64 |
| 12 | 0.45 | 0.40 | 0.01 | 0.01 | 0.35 | 0.35 | 24.62 |
), ArticleFig(id=1311999871754797695, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表12, caption=
Plackett-Burman试验方案与结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 因素 | 休止角θ1/(°) |
|---|
| x1 | x2 | x3 | x4 | x5 | x6 |
|---|
| 1 | 0.75 | 0.70 | 0.01 | 0.05 | 0.43 | 0.50 | 32.37 |
| 2 | 0.45 | 0.70 | 0.09 | 0.01 | 0.43 | 0.50 | 30.48 |
| 3 | 0.75 | 0.40 | 0.09 | 0.05 | 0.35 | 0.50 | 34.52 |
| 4 | 0.45 | 0.70 | 0.01 | 0.05 | 0.43 | 0.35 | 31.39 |
| 5 | 0.45 | 0.40 | 0.09 | 0.01 | 0.43 | 0.50 | 29.16 |
| 6 | 0.45 | 0.40 | 0.01 | 0.05 | 0.35 | 0.50 | 30.59 |
| 7 | 0.75 | 0.40 | 0.01 | 0.01 | 0.43 | 0.35 | 27.48 |
| 8 | 0.75 | 0.70 | 0.01 | 0.01 | 0.35 | 0.50 | 21.47 |
| 9 | 0.75 | 0.70 | 0.09 | 0.01 | 0.35 | 0.35 | 24.69 |
| 10 | 0.45 | 0.70 | 0.09 | 0.05 | 0.35 | 0.35 | 30.88 |
| 11 | 0.75 | 0.40 | 0.09 | 0.05 | 0.43 | 0.35 | 35.64 |
| 12 | 0.45 | 0.40 | 0.01 | 0.01 | 0.35 | 0.35 | 24.62 |
), ArticleFig(id=1311999871842878080, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 13, caption=
Plackett-Burman test results significance test
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| 方差来源 | 平方和 | 自由度 | 均方 | F | P |
|---|
| 模型 | 185.94 | 6 | 30.99 | 18.42 | 0.002 9** |
| x1 | 0.075 | 1 | 0.075 | 0.045 | 0.840 9 |
| x2 | 9.59 | 1 | 9.59 | 5.70 | 0.062 5 |
| x3 | 25.38 | 1 | 25.38 | 15.08 | 0.011 6* |
| x4 | 117.13 | 1 | 117.13 | 69.62 | 0.000 4** |
| x5 | 32.51 | 1 | 32.51 | 19.32 | 0.007** |
| x6 | 1.26 | 1 | 1.26 | 0.75 | 0.426 2 |
), ArticleFig(id=1311999871901598337, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表13, caption=
Plackett-Burman试验结果显著性检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方差来源 | 平方和 | 自由度 | 均方 | F | P |
|---|
| 模型 | 185.94 | 6 | 30.99 | 18.42 | 0.002 9** |
| x1 | 0.075 | 1 | 0.075 | 0.045 | 0.840 9 |
| x2 | 9.59 | 1 | 9.59 | 5.70 | 0.062 5 |
| x3 | 25.38 | 1 | 25.38 | 15.08 | 0.011 6* |
| x4 | 117.13 | 1 | 117.13 | 69.62 | 0.000 4** |
| x5 | 32.51 | 1 | 32.51 | 19.32 | 0.007** |
| x6 | 1.26 | 1 | 1.26 | 0.75 | 0.426 2 |
), ArticleFig(id=1311999871981290114, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 14, caption=
Steepest climb test protocol and results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 因素 | 休止角θ1/(°) | 相对误差δ/% |
|---|
| x3 | x4 | x5 |
|---|
| 1 | 0.01 | 0.01 | 0.35 | 23.36 | 16.12 |
| 2 | 0.03 | 0.02 | 0.37 | 25.27 | 9.26 |
| 3 | 0.05 | 0.03 | 0.39 | 28.96 | 3.99 |
| 4 | 0.07 | 0.04 | 0.41 | 30.78 | 10.52 |
| 5 | 0.09 | 0.05 | 0.43 | 31.83 | 14.3 |
), ArticleFig(id=1311999872102924931, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表14, caption=
最陡爬坡试验方案与结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 因素 | 休止角θ1/(°) | 相对误差δ/% |
|---|
| x3 | x4 | x5 |
|---|
| 1 | 0.01 | 0.01 | 0.35 | 23.36 | 16.12 |
| 2 | 0.03 | 0.02 | 0.37 | 25.27 | 9.26 |
| 3 | 0.05 | 0.03 | 0.39 | 28.96 | 3.99 |
| 4 | 0.07 | 0.04 | 0.41 | 30.78 | 10.52 |
| 5 | 0.09 | 0.05 | 0.43 | 31.83 | 14.3 |
), ArticleFig(id=1311999872174228100, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 15, caption=
Box-Behnken test factors and levels coding
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| 编码 | 因素 |
|---|
| x3 | x4 | x5 |
|---|
| -1 | 0.03 | 0.02 | 0.37 |
| 0 | 0.05 | 0.03 | 0.39 |
| 1 | 0.07 | 0.04 | 0.41 |
), ArticleFig(id=1311999872253919877, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表15, caption=
Box-Behnken试验因素编码
, figureFileSmall=null, figureFileBig=null, tableContent=
| 编码 | 因素 |
|---|
| x3 | x4 | x5 |
|---|
| -1 | 0.03 | 0.02 | 0.37 |
| 0 | 0.05 | 0.03 | 0.39 |
| 1 | 0.07 | 0.04 | 0.41 |
), ArticleFig(id=1311999872375554695, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 16, caption=
Box-Behnken test program and results
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| 序号 | 因素 | 休止角θ1/(°) |
|---|
| x3 | x4 | x5 |
|---|
| 1 | 0.03 | 0.03 | 0.37 | 26.86 |
| 2 | 0.03 | 0.03 | 0.41 | 29.67 |
| 3 | 0.07 | 0.03 | 0.37 | 29.32 |
| 4 | 0.07 | 0.03 | 0.41 | 31.46 |
| 5 | 0.05 | 0.02 | 0.37 | 26.57 |
| 6 | 0.05 | 0.02 | 0.41 | 28.74 |
| 7 | 0.05 | 0.04 | 0.37 | 30.88 |
| 8 | 0.05 | 0.04 | 0.41 | 31.71 |
| 9 | 0.03 | 0.02 | 0.39 | 25.97 |
| 10 | 0.07 | 0.02 | 0.39 | 26.71 |
| 11 | 0.03 | 0.04 | 0.39 | 27.01 |
| 12 | 0.07 | 0.04 | 0.39 | 32.38 |
| 13 | 0.05 | 0.03 | 0.39 | 29.42 |
| 14 | 0.05 | 0.03 | 0.39 | 30.09 |
| 15 | 0.05 | 0.03 | 0.39 | 29.59 |
| 16 | 0.05 | 0.03 | 0.39 | 30.23 |
| 17 | 0.05 | 0.03 | 0.39 | 29.88 |
), ArticleFig(id=1311999872505578121, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表16, caption=
Box-Behnken试验方案与结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 因素 | 休止角θ1/(°) |
|---|
| x3 | x4 | x5 |
|---|
| 1 | 0.03 | 0.03 | 0.37 | 26.86 |
| 2 | 0.03 | 0.03 | 0.41 | 29.67 |
| 3 | 0.07 | 0.03 | 0.37 | 29.32 |
| 4 | 0.07 | 0.03 | 0.41 | 31.46 |
| 5 | 0.05 | 0.02 | 0.37 | 26.57 |
| 6 | 0.05 | 0.02 | 0.41 | 28.74 |
| 7 | 0.05 | 0.04 | 0.37 | 30.88 |
| 8 | 0.05 | 0.04 | 0.41 | 31.71 |
| 9 | 0.03 | 0.02 | 0.39 | 25.97 |
| 10 | 0.07 | 0.02 | 0.39 | 26.71 |
| 11 | 0.03 | 0.04 | 0.39 | 27.01 |
| 12 | 0.07 | 0.04 | 0.39 | 32.38 |
| 13 | 0.05 | 0.03 | 0.39 | 29.42 |
| 14 | 0.05 | 0.03 | 0.39 | 30.09 |
| 15 | 0.05 | 0.03 | 0.39 | 29.59 |
| 16 | 0.05 | 0.03 | 0.39 | 30.23 |
| 17 | 0.05 | 0.03 | 0.39 | 29.88 |
), ArticleFig(id=1311999872618824331, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=EN, label=Tab. 17, caption=
Analysis of variance of angle of repose of seeds
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方差来源 | 平方和 | 自由度 | 均方 | F | P |
|---|
| 模型 | 59.72 | 9 | 6.64 | 33.1 | <0.000 1** |
| x3 | 13.42 | 1 | 13.42 | 66.92 | <0.000 1** |
| x4 | 24.47 | 1 | 24.47 | 122.02 | <0.000 1** |
| x5 | 7.90 | 1 | 7.90 | 39.40 | 0.000 4** |
| x3x4 | 5.36 | 1 | 5.36 | 26.73 | 0.001 3** |
| x3x5 | 0.11 | 1 | 0.11 | 0.56 | 0.478 7 |
| x4x5 | 0.45 | 1 | 0.45 | 2.24 | 0.178 2 |
 | 4.09 | 1 | 4.09 | 20.42 | 0.002 7** |
 | 2.96 | 1 | 2.96 | 14.77 | 0.006 4** |
 | 0.94 | 1 | 0.94 | 4.67 | 0.067 5 |
| 残差 | 1.4 | 7 | 0.2 | 2.78 | 0.174 3 |
| 失拟项 | 0.95 | 3 | 0.32 |
| 纯误差 | 0.46 | 4 | 0.11 |
| 总和 | 61.13 | 16 | |
), ArticleFig(id=1311999872706904716, tenantId=1146029695717560320, journalId=1311385739772133495, articleId=1311999845435539923, language=CN, label=表17, caption=
籽粒休止角方差分析结果
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| 方差来源 | 平方和 | 自由度 | 均方 | F | P |
|---|
| 模型 | 59.72 | 9 | 6.64 | 33.1 | <0.000 1** |
| x3 | 13.42 | 1 | 13.42 | 66.92 | <0.000 1** |
| x4 | 24.47 | 1 | 24.47 | 122.02 | <0.000 1** |
| x5 | 7.90 | 1 | 7.90 | 39.40 | 0.000 4** |
| x3x4 | 5.36 | 1 | 5.36 | 26.73 | 0.001 3** |
| x3x5 | 0.11 | 1 | 0.11 | 0.56 | 0.478 7 |
| x4x5 | 0.45 | 1 | 0.45 | 2.24 | 0.178 2 |
 | 4.09 | 1 | 4.09 | 20.42 | 0.002 7** |
 | 2.96 | 1 | 2.96 | 14.77 | 0.006 4** |
 | 0.94 | 1 | 0.94 | 4.67 | 0.067 5 |
| 残差 | 1.4 | 7 | 0.2 | 2.78 | 0.174 3 |
| 失拟项 | 0.95 | 3 | 0.32 |
| 纯误差 | 0.46 | 4 | 0.11 |
| 总和 | 61.13 | 16 | |
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