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清华大学学报(自然科学版)最新文献

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Human resource management policies in project-based organizationswith project work churn 基于项目的组织中的人力资源管理政策与项目工作变动
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-08-31 DOI: 10.16511/J.CNKI.QHDXXB.2020.22.012
A. Nan, Qiang Maoshan, Zheng Junping, Wen Qi
{"title":"Human resource management policies in project-based organizationswith project work churn","authors":"A. Nan, Qiang Maoshan, Zheng Junping, Wen Qi","doi":"10.16511/J.CNKI.QHDXXB.2020.22.012","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.22.012","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"140 1","pages":"943-950"},"PeriodicalIF":0.0,"publicationDate":"2020-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86141652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Numerical investigation of vehicle occupant injury risks in underbody blast events 车底爆炸事故中乘员伤害风险的数值研究
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-08-31 DOI: 10.16511/J.CNKI.QHDXXB.2020.26.021
W. Bo, He Yangyang, Ni Bingbing, Xu Shucai, Zhang Jinhuan
{"title":"Numerical investigation of vehicle occupant injury risks in underbody blast events","authors":"W. Bo, He Yangyang, Ni Bingbing, Xu Shucai, Zhang Jinhuan","doi":"10.16511/J.CNKI.QHDXXB.2020.26.021","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.26.021","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"18 1","pages":"902-909"},"PeriodicalIF":0.0,"publicationDate":"2020-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83317866","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Dynamic braking torque characteristics of a band brake 带式制动器的动态制动扭矩特性
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-08-31 DOI: 10.16511/J.CNKI.QHDXXB.2020.21.005
Li Fei, Song Jian, Fang Shengnan, Lu Zhenghong, Nguyen Truong Sinh
{"title":"Dynamic braking torque characteristics of a band brake","authors":"Li Fei, Song Jian, Fang Shengnan, Lu Zhenghong, Nguyen Truong Sinh","doi":"10.16511/J.CNKI.QHDXXB.2020.21.005","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.21.005","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"57 1","pages":"887-894"},"PeriodicalIF":0.0,"publicationDate":"2020-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80968998","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Modeling and control of gear shifting of a non-synchronizer motor-transmission drive system 非同步电机-传动系统换挡建模与控制
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-08-31 DOI: 10.16511/J.CNKI.QHDXXB.2020.26.018
Zeng Yuanfan, Chen Hongxu, W. Lijun, Tian Guang-yu, Zhou Weibo
{"title":"Modeling and control of gear shifting of a non-synchronizer motor-transmission drive system","authors":"Zeng Yuanfan, Chen Hongxu, W. Lijun, Tian Guang-yu, Zhou Weibo","doi":"10.16511/J.CNKI.QHDXXB.2020.26.018","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.26.018","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"15 1","pages":"910-919"},"PeriodicalIF":0.0,"publicationDate":"2020-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78186583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Energy management of servo press lines based on flywheel speed adaptive planning 基于飞轮速度自适应规划的伺服压力机生产线能量管理
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-08-31 DOI: 10.16511/J.CNKI.QHDXXB.2020.22.014
Peng Fazhong, Zhang Peng, Wang Liping, Shao Zhufeng, Yang Di, Yang Kuai
{"title":"Energy management of servo press lines based on flywheel speed adaptive planning","authors":"Peng Fazhong, Zhang Peng, Wang Liping, Shao Zhufeng, Yang Di, Yang Kuai","doi":"10.16511/J.CNKI.QHDXXB.2020.22.014","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.22.014","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"111 1","pages":"927-933"},"PeriodicalIF":0.0,"publicationDate":"2020-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79078465","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
BIM-based automatic compliance checking 基于bim的自动遵从性检查
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-07-09 DOI: 10.16511/J.CNKI.QHDXXB.2020.25.013
Lin Jiarui, Guo Jian-feng
{"title":"BIM-based automatic compliance checking","authors":"Lin Jiarui, Guo Jian-feng","doi":"10.16511/J.CNKI.QHDXXB.2020.25.013","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.25.013","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"108 1","pages":"873-879"},"PeriodicalIF":0.0,"publicationDate":"2020-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76263446","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
γ-radiation field reconstruction method basedon source activity inversion calculations 基于震源活度反演计算的γ辐射场重建方法
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-07-09 DOI: 10.16511/J.CNKI.QHDXXB.2020.25.014
Li Hua, Zhao Yuan, Cao Qinjian, He Liang, Li Junli, Liu Liye
{"title":"γ-radiation field reconstruction method basedon source activity inversion calculations","authors":"Li Hua, Zhao Yuan, Cao Qinjian, He Liang, Li Junli, Liu Liye","doi":"10.16511/J.CNKI.QHDXXB.2020.25.014","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.25.014","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"9 1","pages":"880-886"},"PeriodicalIF":0.0,"publicationDate":"2020-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87214477","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Influence of time interval between particle images on the measurement accuracy of stereoscopic PIV 粒子图像间时间间隔对立体PIV测量精度的影响
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-07-09 DOI: 10.16511/J.CNKI.QHDXXB.2019.26.044
Chen Qigang, Zhong Qiang
{"title":"Influence of time interval between particle images on the measurement accuracy of stereoscopic PIV","authors":"Chen Qigang, Zhong Qiang","doi":"10.16511/J.CNKI.QHDXXB.2019.26.044","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2019.26.044","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"42 1","pages":"864-872"},"PeriodicalIF":0.0,"publicationDate":"2020-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86882332","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
基于旋转 x-t 平面的河渠水流反向演算 基于旋转 x-t 平面的河渠水流反向演算
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-07-09 DOI: 10.16511/J.CNKI.QHDXXB.2020.22.015
王家彪, 赵建世, 雷晓辉, 王浩, 廖卫红
{"title":"基于旋转 x-t 平面的河渠水流反向演算","authors":"王家彪, 赵建世, 雷晓辉, 王浩, 廖卫红","doi":"10.16511/J.CNKI.QHDXXB.2020.22.015","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.22.015","url":null,"abstract":"水流反向演算在水利工程中应用广泛。由于水流具有沿程坦化的特性，直接反向求解水动力方程存在误差放大、结果不稳定的问题。该文将水流正向演算模型所在的x-t平面逆时针旋转90°后，构建了水流反向演算模型。该研究将正向模型的初始、边界条件分别变换为反向模型的边界、初始条件，解决了逆向数值迭代不稳定、不收敛的问题。经理想河道案例验证后，将反向模型应用于西江天然河道案例，结果表明模型稳定性好、模拟精度高，能有效反算出不同情景下的水流入流过程。该研究对于使用水流反向演算的水利工程具有实用价值。","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"204 1","pages":"855-863"},"PeriodicalIF":0.0,"publicationDate":"2020-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76916474","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Random forest instruction level detection model for data race in multithreaded programs 多线程程序中数据竞争的随机森林指令级检测模型
Qinghua Daxue Xuebao/Journal of Tsinghua University Pub Date : 2020-07-09 DOI: 10.16511/J.CNKI.QHDXXB.2020.22.002
Sun Jiaze, Yang Jiawei, Yang Zijiang
{"title":"Random forest instruction level detection model for data race in multithreaded programs","authors":"Sun Jiaze, Yang Jiawei, Yang Zijiang","doi":"10.16511/J.CNKI.QHDXXB.2020.22.002","DOIUrl":"https://doi.org/10.16511/J.CNKI.QHDXXB.2020.22.002","url":null,"abstract":"","PeriodicalId":52422,"journal":{"name":"Qinghua Daxue Xuebao/Journal of Tsinghua University","volume":"24 1","pages":"804-813"},"PeriodicalIF":0.0,"publicationDate":"2020-07-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78900285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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