Dynamic Modeling and Analysis of 4UPS-UPU Spatial Parallel Mechanism with Spherical Clearance Joint Author NameAffiliationXiulong ChenCollege of Mechanical and Electronic Engineering, Shandong University of Science and Technology, Qingdao 266590, Shandong, ChinaMengqiang Cui ...

Representation of Dynamic Positioning on Hovering Type Autonomous Underwater Vehicle in Precise Welding Operations Author NameAffiliationAraz Hamayeli MehrabaniDepartment of Engineering, Hakim Sabzevari University, Sabzevar 9617976487, IranReza Hasanzadeh GhasemiDepartment o ...

Improving Deep Attractor Network by BGRU and GMM for Speech Separation Author NameAffiliationRawad MelhemHigher Institute for Applied Sciences and Technology, Damascus, SyriaAssef JafarHigher Institute for Applied Sciences and Technology, Damascus, SyriaRiad HamadehHigher In ...

Development and Application of Decision Support Model for the Performance Optimization of Office Buildings Based on Grasshopper Author NameAffiliationHui RenSchool of Architecture, Harbin Institute of Technology, Harbin 150001, ChinaShoulong WangDepartment of Chemical Engine ...

Bionic Design and Simulation Analysis of Energy-Efficient and Vibration-Damping Walking Mechanism Author NameAffiliationRui ZhangKey Laboratory of Bionic Engineering, Ministry of Education, Jilin University, Changchun 130022, ChinaHao PangKey Laboratory of Bionic Engineering ...

Multi-Scale Dilated Convolutional Neural Network for Hyperspectral Image Classification Author NameAffiliationShanshan ZhengSchool of Science, Yanshan University, Qinhuangdao 066004, Hebei, ChinaWen LiuSchool of Science, Yanshan University, Qinhuangdao 066004, Hebei, ChinaRu ...

Work Function Optimization Technology of Indium Tin Oxide Films Author NameAffiliationBo ZhangDepartment of Materials Research, AVIC Manufacturing Technology Institute, Beijing 100024, ChinaZhibo ZhangNational Key Laboratory of Science and Technology on Advanced Composite in ...

Balanced Consideration of Urban Park Green Space to Provide Services and Disservices Author NameAffiliationLiang MaoCollege of Landscape Architecture, Northeast Forestry University, Harbin 150040, ChinaXinyue CuiCollege of Landscape Architecture, Northeast Forestry Universit ...

Nonlinear Pre-deformation Method for Compressor Rotor Blade Author NameAffiliationYongliang WangNaval Architecture and Ocean Engineering College, Dalian Maritime University, Dalian 116026, ChinaShihao LiNaval Architecture and Ocean Engineering College, Dalian Maritime Univer ...

Kinematic Characteristics Analysis and Parametric Solving of SnowMelting Agent Throwing Mechanism with Variable Crank Length Author NameAffiliationWenwu LiuEngineering College, Northeast Agriculture University, Harbin 150030, ChinaNianli LuSchool of Electro-Mechanical Engine ...

Fully Developed Turbulence of Power-Law Fluids in Circular Pipe Based on Large Eddy Simulation Author NameAffiliationShuyan WangSchool of Petroleum Engineering, Northeast Petroleum University, Daqing 163318, Heilongjiang，China Key Laboratory of Enhanced Oil Recovery Northeas ...

Delamination of Birnessite MnO2 into Nanosheets as Anode Materials for Lithium Ion Batteries Author NameAffiliationAo XiaSchool of Materials Science and Engineering, Shaanxi Key Laboratory of Green Preparation and Functionalization for Inorganic Materials, Shaanxi University ...

Genetic Analysis of Quantitative Signs of White Lupin (Lupinus albus L.) Genotypes Author NameAffiliationValentin KosevInstitute of Forage Crops, Pleven 5800, BulgariaViliana VasilevaInstitute of Forage Crops, Pleven 5800, Bulgaria Abstract: ...

Robust Deep 3D Convolutional Autoencoder for Hyperspectral Unmixing with Hypergraph Learning Author NameAffiliationPeiyuan JiaDepartment of Control Science and Engineering, Harbin Institute of Technology, Harbin 150001, ChinaMiao ZhangDepartment of Control Science and Engine ...

Common Transceiver LIF-Lidar Based on Y-Type Optical Fiber for Marine Oil Spill Detection Author NameAffiliationZongjie BiInformation Optoelectronics Research Institute, Harbin Institute of Technology Weihai, Weihai 264209, Shandong, ChinaSonglin YinInformation Optoelectroni ...

On the Transient Numerical Simulation of Solid Rocket Motor by Coupling Quasi One-Dimension Internal Flow with Three- Dimension Propellant Grain Burnback Author NameAffiliationJuan DuanDepartment of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, Chin ...

High-Efficiency Two-Port Encapsulated Low-Contrast Grating withSuppressed Zeroth Order under Normal Incidence Author NameAffiliationBowen GongDepartment of Engineering and Transportation, South China University of Technology, Guangzhou 510640, ChinaHuiying WenDepartment of E ...

Method for Calculating Cartesian Coordinates of Operator’s Arm Joints for Anthropomorphic Manipulator Master-Slave Control Using Exoskeleton Author NameAffiliationViacheslav PetrenkoInstitute of Information Technologies and Telecommunications, North-Caucasus Federal Universi ...

GPPre: A Python-Based Tool in Grasshopper for Office Building Performance Optimization Author NameAffiliationHui RenHeilongjiang Cold Region Architectural Science Key Laboratory, School of Architecture, Harbin Institute of Technology, Harbin 150001, ChinaShoulong WangDepartm ...

Subspace Minimization Conjugate Gradient Method Based on CubicRegularization Model for Unconstrained Optimization Author NameAffiliationTing ZhaoSchool of Mathematics and Statistics, Xidian University, Xi'an 710126, ChinaHongwei LiuSchool of Mathematics and Statistics, Xidia ...

Rethinking about the Formulae of the Relationship between Euler Angles and Texture Author NameAffiliationLiangwei ChenSchool of Materials Science and Engineering, Kunming University of Science and Technology, Kunming 650093, Yunnan, ChinaYuyu HuiSchool of Materials Science a ...

Shear Behavior of Open Steel Tube Connectors in Steel-UHPC Composite Decks Author NameAffiliationLin YeSchool of Civil Engineering, Fuzhou University, Fuzhou 350108, China School of Civil Engineering, Yango University, Fuzhou 350015, ChinaWenping CaiHunan Communication Resea ...

Comparative Study on Microstructures of Zincalume Steel (G550) Welded Joint Between Metal Inert Gas and Laser Beam Welding Author NameAffiliationWalisijiang TayierCenter for Advanced Materials and Intelligent Manufacturing, Faculty of Engineering, Built Environment and Infor ...

机器人行星复合铣削技术验证实验李晨旭1,王西彬2,颜培2,冯吕晨1,程明辉1,焦黎2,解丽静2,刘志兵2(1.北京理工大学机械与车辆学院,北京100081;2.先进加工技术国防重点学科实验室(北京理工大学),北京100081)摘要:为提高大型铝合金构件的机器人铣削加工效率而不降低加工质量,开展机器人 ...

改进胶囊网络的滚动轴承故障诊断方法孙岩,彭高亮(哈尔滨工业大学机电工程学院,哈尔滨150001)摘要:针对滚动轴承工作环境噪声复杂,振动信号信噪比低且呈现非平稳和非线性的特点,以及传统诊断方法在噪声环境下分类诊断准确率低等问题,提出一种基于改进胶囊网络特征提取结构和反向传播损失值计算方法的滚动轴承故 ...

手机屏幕轻微划痕检测方法任秉银,李智勇,代勇(哈尔滨工业大学机电工程学院,哈尔滨150001)摘要:针对手机屏幕等产品光滑表面轻微划痕的自动检测问题,提出一种基于分类网络+AttentionU-Net的小目标分割与微小缺陷检测方法.论述基于经典的U-Net网络进行光滑表面缺陷检测的数据集准备、语义分 ...

不同形态钠对伊敏褐煤碳黑生成特性的影响董鹤鸣1,甄诚1,杜谦1,李顿1,张宇1,冯冬冬1,高建民1,吴少华2(1.哈尔滨工业大学能源科学与工程学院,哈尔滨150001;2.山西大学环境工程系,太原030006)摘要:为揭示褐煤的碳黑生成特性与Na在煤衍生碳黑形成过程中的作用,采用电感耦合等离子体发射 ...

微波辐射强化焦炭还原NO的反应机制冷浩1,张天航2,徐力1,张宇1,杜谦1,高建民1,吴少华1(1.哈尔滨工业大学能源科学与工程学院,哈尔滨150001;2.燕山大学车辆与能源学院,河北秦皇岛066000)摘要:为探索高效、廉价的燃煤工业锅炉脱硝技术,以适宜工业应用的苹果木热解焦炭和热解兰炭作为NO ...

面向全生命周期的锂电池健康状态估计周雅夫1,2,孙宵宵1,2,黄立建1,2,连静1,2(1.工业装备结构分析国家重点实验室(大连理工大学),辽宁大连116024;2.大连理工大学运载工程与力学学部汽车工程学院,辽宁大连116024)摘要:为研究锂电池在动态工况下以及全生命周期内健康状态的准确估计问题 ...

韧性断裂准则参数标定及其在DP590中的应用张赛军,李康镇,张昆,周驰(华南理工大学机械与汽车工程学院,广州510640)摘要:为研究DP590高强钢板材的韧性断裂力学性能,以DF2012韧性断裂准则为理论基础,设计6种包含不同应力状态的拉伸试样来获取材料的塑性流动和断裂参数,采用一种实验-模拟混合 ...

超声振动辅助微镦粗仿真及试验研究庞思勤1,2,马春峰1,周天丰1,2,李广1,梁志强1,2,王西彬1,2(1.北京理工大学机械与车辆学院,北京100081;2.先进加工技术国防重点学科实验室(北京理工大学),北京100081)摘要:为改善材料塑性,降低微镦粗成形力,延长模具寿命,提高微镦粗成形质量, ...

约束边界和销轴简化对液压支架强度影响韩晨怡1,倪凯旋1,马辉1,2,王海3,林君哲1(1.东北大学机械工程与自动化学院,沈阳110819;2.航空动力装备振动及控制教育部重点试验室(东北大学),沈阳110819;3.三一重型装备有限公司,沈阳110027)摘要:为准确分析液压支架在顶梁扭转加载试验时 ...

塔式光热电站吸热器的壁面热流分布应兆平1,何伯述1,2(1.北京交通大学机械与电子控制工程学院燃烧与热力系统研究所,北京100044;2.北京交通大学海滨学院机械与动力工程学院,河北黄骅061199)摘要:为深入研究塔式光热电站吸热器壁面的热流密度分布,基于赤道聚光策略和基本光路原理,利用光学仿真分 ...

润滑油黏度对高速球轴承性能及损伤的影响袁巨龙1,佟耀力1,王金虎1,吕冰海1,马立兴1,王东峰1,2(1.浙江工业大学机械工程学院超精密加工研究中心,杭州310023;2.洛阳轴承研究所有限公司,河南洛阳471039)摘要:为探究高速工况下润滑油黏度对轴承润滑状态及性能的影响,试验研究了Si3N4陶 ...

改进灰狼算法及其在港口泊位调度中的应用李长安1,3,4,谢宗奎2,吴忠强2,张立杰1,3(1.先进锻压成形技术与科学教育部重点实验室(燕山大学),河北秦皇岛066004;2.燕山大学电气工程学院,河北秦皇岛066004;3.河北省重型机械流体动力传输与控制重点实验室(燕山大学),河北秦皇岛06600 ...

弹药传输机械臂固定时间终端滑模控制姚来鹏,侯保林(南京理工大学机械工程学院,南京210094)摘要:为提高坦克弹药传输机械臂在路面激励等外界扰动下位置控制的鲁棒性,设计一种固定时间终端滑模控制器（fixed-timeterminalslidingmodecontroller,FTSMC）.推导含垂直 ...

基于虚拟材料层燃机转子接触面建模方法赵润超,焦映厚,曲秀全,张赛,武祥林(振动与噪声控制实验室(哈尔滨工业大学),哈尔滨150001)摘要:为提高燃气轮机拉杆转子建模的准确性,在轮盘接触面处引入虚拟材料层对接触效应进行表征.结合数学统计模型和高斯分布函数得到接触面接触力学模型,分析了不同参数下的接触 ...

高超声速环境D6AC钢结构多物理场耦合模拟王文瑞1,2,叶伟1,王帅3,温晓东4(1.北京科技大学机械工程学院,北京100083;2.北京科技大学流体与物质相互作用教育部重点实验室,北京100083;3.中国航天科工集团有限公司磁悬浮与电磁推进技术研究院,北京100143;4.天津航天机电设备研究所 ...

基于形态学滤波的反电动势过零检测算法刘文杰,冯明(北京科技大学机械工程学院,北京100083)摘要:为了解决传统的反电动势过零点检测算法存在滤波延时以及相位补偿误差的缺点,将形态学滤波应用于二维信号,设计了固定延时的数字滤波器,使滤波延时不再随转速变化,且不需要额外的采样电路；同时采用数字锁相环算法 ...

Fe3O4@MSCe/H2O2多相芬顿体系的分解性能及放热规律研究闫云涛,张柯,程星星,董勇(山东大学能源与动力工程学院,燃煤污染物减排国家工程实验室,环境热工技术教育部工程研究中心,山东省能源碳减排技术与资源化利用重点实验室,济南250061)摘要:以5~8mm粒径半焦为载体,制备了半焦负载Fe3 ...

湍流槽道流并行直接求解方法习令楚,谢嘉斌,包芸(中山大学航空航天学院,广州510275)摘要:采用并行直接求解方法（PDM-DNS）进行湍流槽道流的DNS模拟.该方法能够实现较高效并行的DNS直接求解,在“天河二号”超级计算机上应用256核计算达到95%以上的并行效率.4个算例的计算雷诺数分别为Re ...

多频波动线谱自适应控制算法及试验高伟鹏,贺国,刘树勇(海军工程大学动力工程学院,武汉430033)摘要:研究了多频波动线谱激励下的主动隔振控制问题,提出一种改进小波包自适应控制算法.传统的自适应算法难以同时控制多线谱,当线谱存在频率波动时,窄带滤波算法难以取得理想的控制效果.因此,将小波包分解算法应 ...

水泥稳定碎石材料孔隙特性研究吕悦晶1,刘标1,张蕾2,汤文1(1.武汉科技大学汽车与交通工程学院,武汉430065;2.交通运输部公路科学研究院,北京100088)摘要:为研究水泥稳定碎石材料细观孔隙特性以及探究荷载作用时孔隙空间结构的变化过程,通过建立孔隙三维模型量化断面孔隙和三维孔隙,并转换为孔 ...

山地轨道运载机牵引钢丝绳空间结构分析与几何建模欧阳玉平1,4,王天玉1,孙晗1,孙旭东1,2,洪添胜3,黄志平4,姜小刚1,2(1.华东交通大学机电与车辆工程学院,南昌330013;2.载运工具与装备教育部重点实验室(华东交通大学),南昌330013;3.华南农业大学工程学院,广州510642;4. ...

基于气候突变年的太阳辐射模型统计时长选取方法于瑛,贾晓宇,陈笑(西安建筑科技大学机电工程学院,西安710055)摘要:建立太阳辐射模型,通过气象参数估算太阳辐射是完善太阳辐射数据的重要途径.建模数据统计时长的选取影响辐射模型系数,进而影响其估算误差.为选择适当的数据统计时长,减小辐射模型估算误差,本 ...

深空双质量块无拖曳卫星H∞鲁棒控制器设计马浩君1,2,韩鹏1,高东1,2,郑建华1,2(1.中国科学院国家空间科学中心,北京100190;2.中国科学院大学,北京100049)摘要:针对执行深空任务的双质量块无拖曳卫星模型复杂、控制自由度多且精度要求高的问题,提出了一种基于频域约束规范的GS/T混合 ...

卫星VCM数传高效低功耗LDPC编码器康婧1,2,安军社1,王冰冰1,2,张伟东1,2(1.中国科学院复杂航天系统电子信息技术重点实验室(中国科学院国家空间科学中心),北京100190;2.中国科学院大学,北京100190)摘要:随着空间探测任务需求愈加复杂,卫星有效载荷传感器精度不断提高,星地链路 ...

锂电池混合盐体系的界面作用及研究进展韩璟熠1,刘松松1,孙宇1,石斌2,马玉林1(1.哈尔滨工业大学特种化学电源研究所,哈尔滨150001;2.特种化学电源国家重点实验室,贵州遵义563003)摘要:为进一步提升锂电池的能量密度,解决常规单盐电解质存在的热稳定性差、电导率低、锂枝晶等问题,发展新型混 ...

卷积神经网络混合模型的心律失常分类算法熊慧,梁美玲,刘近贞(天津工业大学电气工程与自动化学院,天津300387)摘要:心律失常表现为不规则的心跳,心律失常类型的判断是心血管疾病早期预防和诊断的关键.为提高心律失常分类的准确率和速度,实现心律失常类型的自动识别,研究并提出了一种以卷积神经网络(conv ...

无监督域适应的表示学习算法许亚雲,严华(四川大学电子信息学院,成都610065)摘要:在传统模式识别的训练方法中,拥有大量标签的有监督学习方法在识别准确率上取得了很好的效果.然而在实际生活中样本常常缺失标签,或现存有标签的样本与目标样本具有较大分布差异而不能直接使用.为了解决这些问题,无监督域自适应 ...