发明人：卢继平，潘晨，韩亚峰，曾心耘

申请日期：2023.01.07

摘要：本发明提供一种具有双稳态性能的血管支架结构设计方法，包括，采用双向演化结构优化方法，对单胞进行拓扑优化；灵敏度计算为结构总应变能U的总和，其中包括弹性应变能Ue和塑性应变能Up，即U＝Ue+Up，经过多次迭代演化得到具有双稳态性能的单胞结构；根据优化得到的双稳态单胞结构，进一步确定单胞的双稳态性能与 ...

作者：Chenchen Jing^1,2;Hao Mao³;Tianqiu Xu¹;Qianru Wu⁴;Bin Liu⁵;Jiping Lu¹;Xihui Liang²;Changmeng Liu¹;CA1 （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;²Department of Mechanical Engineering, University of Manitoba, Winnipeg, Manitoba R3T 5V6, Canada;³Key Laboratory on Deep Geo-Drilling Technology of the Ministry of Land and Resources, China University of Geosciences, Beijing 100083, China;⁴School of Electrical & Automation Engineering, Nanjing Normal University, Nanjing 210023, China;⁵China Academy of Launch Vehicle Technology, Beijing Institute of Astronautical Systems Engineering, Beijing 100076, China）

出处：Journal of Materials Processing Technology 2023

摘要：Fabricating unsupported inclined rods using additive manufacturing poses significant challenges, limiting the design and manufacturing of lattice stru ...

发明人：郝娟，曹同泰，周世圆，卢继平，刘贞，史志杰，金鑫

申请日期：2021.10.29

摘要：本发明提出一种避免奇异性的工业机器人与线轮廓传感器手眼标定数据采集与处理方法。在标定手眼关系矩阵的姿态矩阵时，为避免计算过程中出现矩阵奇异，工业机器人需在保持末端姿态不变的情况下，带动传感器向不同方向线性移动至少4个位置，其中，至少4个位置不能共面，至少3个位置不能共线，采集各个位置点的信息参与计算 ...

作者：Chen Pan¹;Jingwen Xu²;Qiqi Gao³;Wei Li³;Tao Sun⁴;Jiping Lu⁵;Qing Shi⁴;Yafeng Han⁶;Ge Gao³;Jinhua Li³; （¹ School of Mechanical Engineering; Institute of Engineering Medicine, Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Haidian District, Beijing, 100081, CHINA. ² School of Biomedical Sciences and Engineering, South China University of Technology, 381 Wushan Road, Tianhe District, Guangzhou, Guangdong, 510640, CHINA. ³ School of Medical Technology, Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Haidian District, Beijing, 100081, CHINA. ⁴ School of Mechatronical Engineering, Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Haidian District, Beijing, 100081, CHINA. ⁵ Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Haidian District, Beijing, 100081, CHINA. ⁶ School of Mechanical Engineering, Beijing Institute of Technology, No. 5, South Street, Zhongguancun, Haidian District, Beijing, 100081, CHINA.）

出处：Biofabrication 2023

关键词：3D Bioprinting;arterial equivalent;bioink;in vitro disease modeling;pathophysiology recapitulation.

摘要：As the main precursor of arterial disorders, endothelial dysfunction preferentially occurs in regions of arteries prone to generate turbulent flow, pa ...

发明人：魏剑峰，张发平，卢继平，杨向飞

申请日期：2023.06.21

摘要：本发明公开的基于评估指标平面角度的时间序列加速退化点辨识方法，属于机械装备状态评估与剩余寿命预测领域。本发明采集被测滚动轴承的水平振动信号；将时间序列分割成多个时间单位，提取每个时间单位内绝对峰值；将累积和绝对峰值作为滚动轴承状态评估指标，表征滚动轴承运行过程中的累积退化效应；求取评估指标与坐标系x ...

作者：张艳岗，苏铁熊，王连宏，卢继平，毛虎平 （中北大学机电工程学院；北方通用动力集团有限公司；北京理工大学机械与车辆学院）

出处：Coal Mine Machinery 2013

关键词：柴油机；正时齿轮；过盈量；结构参数；影响机理

摘要：通过对不同结构参数下曲轴齿轮过盈联接状态的数值模拟,考察了曲轴齿轮装配预应力的分布状态,重点分析了结构参数对曲轴齿轮装配过盈量的影响机理.研究结果表明齿轮内径和曲轴内径对过盈量的影响较为显著.研究结果可为后续柴油机曲轴、正时齿轮设计提供依据,同时也可以为机械行业过盈联接设计提供参考.

作者：魏剑峰¹;，张发平¹;，卢继平¹;，杨向飞¹;，杨鹏楷²; （¹北京理工大学机械与车辆学院；²北京理工大学计算机学院）

出处：兵工学报 2023

关键词：高斯模型；火炮反后坐装置；证据理论；故障诊断

摘要：针对变工况作战环境下火炮反后坐装置状态信号的模糊性和高冲突性等特点所导致的故障诊断可信性不高的问题，提出一种基于高斯模型和均方根偏移（RMSD）-Dempster-Shafer（DS）故障诊断方法，实现信号的模糊化定量表征以及高度冲突证据融合的高可信性诊断。采用高斯模型求解火炮反后坐装置的多个故障特 ...

作者：Shuiyuan Tang¹;Jiping Lu¹;CA1;Hongli Fan¹;Ruizhao Du¹;Zhonghua Jiang²;Ning Ma³; （¹School of Mechanical Engineering, Beijing Institute of Technology, 100081, Beijing, China;²Institute of Science & Technology, China North Industries Group Corporation, 100089, Beijing, China;³Department of Mechanical Engineering, Karlsruhe Institute of Technology, 76131, Karlsruhe, Germany）

出处：International Journal of Computational Intelligence Systems 2011

关键词：ring rolling;rolling parameters;forming quality

摘要：Ring rolling is a complicated process, in which rolling parameters influence directly the quality of ring. It is a process method with high productivi ...

发明人：郝娟，张子哲，陈金虎，史志杰，薛福晨，卢继平，李奕航，张宇龙

申请日期：2023.10.27

摘要：本发明提出一种应用于复杂场景下运动部件相对定位基准的位置尺寸测量方法。在大型车体自动化工装平台的复杂场景下，工业机器人加持双目相机获取待测部件特征面实测点云，通过ICP配准实测点云与最佳观测姿态下的设计点云，获取位姿变换关系，校正双目相机观测姿态，达到最佳观测姿态。从位姿校正后获取的实测点云中，分离 ...

作者：Faping Zhang¹;Jiping Lu¹;CA1;Yan Yan¹;Shuiyuan Tang¹;Chao Meng²; （¹School of Mechanical Engineering, Beijing Institute of Technology, 100081, Beijing, China;²Department of Mechanical Engineering, RWTH Aachen, 52062, Aachen, Germany）

出处：International Journal of Computational Intelligence Systems 2011

关键词：state space model;mutative chaos optimization algorithm;process reliability modeling;multistage machining process

摘要：The stability of process is certainly one of the most important aspects to fulfill the task. Now, it is still a challenge to put forward a model to de ...