成果/Result
- Capturing molecular multimode relaxation processes in excitable gases based on decomposition of acoustic relaxation spectra被引量:13收藏
- 作者:Zhu, Ming Liu, Tingting Wang, Shu Zhang, Kesheng
- 机构:Huazhong Univ Sci & Technol;Guizhou Inst Technol
- 来源:MEASUREMENT SCIENCE AND TECHNOLOGY 2017
- 关键词:measurement of molecular relaxation multimode relaxation in gases acoustic relaxation spectra relaxation time relaxation strength
- Calculating vibrational mode contributions to sound absorption in excitable gas mixtures by decomposing multi-relaxation absorption spectroscopy被引量:12收藏
- 作者:Zhang, Kesheng Ding, Yi Zhu, Ming Hu, Mingzhe Wang, Shu
- 机构:Guizhou Inst Technol;Guizhou Inst Technol;Huazhong Univ Sci & Technol;Liupanshui Normal Univ
- 来源:APPLIED ACOUSTICS 2017
- 关键词:Sound absorption Molecular vibrational relaxation Mode contributions Decomposing multi-relaxation absorption spectra
- 基于声吸收谱峰值点的天然气燃烧特性检测理论被引量:6收藏
- 作者:张克声 陈刘奎 欧卫华 蒋学勤 龙飞
- 机构:贵州理工学院信息工程学院;重庆科技学院电气与信息工程学院;贵州师范大学数学与计算科学学院;贵州大学智能信息处理研究所
- 来源:《物理学报》 2015
- 关键词:分子弛豫 气体检测 声吸收谱 声传感器
- 摘要:天然气的成分构成会随产地来源变化而不同,使其具有不同的燃烧特性和经济价值.本文利用声吸收谱峰值点随气体成分变化而改变的声分子弛豫现象,提出一种天然气燃烧特性检测理论.它基于两频点上声测量值可合成声吸收谱峰值点,且依赖于频...
- 其他来源数据库:万方期刊数据库同方期刊数据库
- 可激发气体振动弛豫时间的两频点声测量重建算法被引量:4收藏
- 作者:张克声 朱明 唐文勇 欧卫华 蒋学勤
- 机构:贵州理工学院信息工程学院;华中科技大学电子信息与通信学院;贵州师范大学大数据与计算机科学学院
- 来源:《物理学报》 2016
- 关键词:弛豫时间 声弛豫吸收 弛豫过程 弛豫频率
- 摘要:振动弛豫时间是可激发气体分子内外自由度能量转移速率的宏观体现,它决定了声吸收谱峰值点对应的弛豫频率.本文给出了等温、绝热定压和绝热定容三种不同热力学过程下振动弛豫时间的相互关系;基于Petculescu和Lueptow[...
- 其他来源数据库:万方期刊数据库同方期刊数据库
- A 2-D DOA Estimation Algorithm for Closely Spaced Sources with L-Shaped Array被引量:3收藏
- 作者:Nie Xi Qian Guobing Xie Xianbing Zeng Kai Zhang Kesheng
- 机构:Guizhou Inst Technol;Southwest Univ
- 来源:CIRCUITS SYSTEMS AND SIGNAL PROCESSING 2017
- 关键词:Two-dimensional DOA estimation L-shaped array Closely spaced sources
- Design and Simulation of a Spoof SPPs Microwave Filter被引量:0收藏
- 作者:Hu, Mingzhe Huo, Xia Zhang, Kesheng Ji, Denghui
- 机构:Liupanshui Normal Univ;Environm Protect Agcy;Guizhou Inst Technol
- 来源:2017 IEEE 2ND ADVANCED INFORMATION TECHNOLOGY, ELECTRONIC AND AUTOMATION CONTROL CONFERENCE (IAEAC) 2017
- 关键词:Spoof SPP microwave filter computer simulation ultra bandwidth component
- 声弛豫过程影响下的气体平衡态热容合成方法及其在气体检测中的应用被引量:0收藏
- 作者:张克声 张向群 邵芳
- 机构:贵州理工学院电气与信息工程学院;华中科技大学电子信息与通信学院;贵州理工学院机械工程学院
- 来源:《声学学报》 2020
- 关键词:弛豫过程 吸收系数 气体分子 背景气体 摩尔分数 平衡态 混合气体 合成方法 气体检测
- 摘要:声扰动形成的分子振动弛豫过程使得气体热容成为依赖于声频率的有效热容,导致随频率变化的声速频散和声弛豫吸收。本文基于单弛豫过程合成算法,提出一种基于两频点声速和声吸收测量值的气体平衡态热容合成方法。该方法两个测量声频点只需...
- 其他来源数据库:万方期刊数据库同方期刊数据库
- Experimental study on high-temperature wear behaviors of Al2O3 ceramic tool in machining of typical workpiece materials based on thermodynamic characteristics被引量:0收藏
- 作者:Shao, Fang Jiang, Hongwan Wang, Renwei Niu, Chengcheng Zhang, Fa
- 机构: School of Mechanical Engineering; School of Mechanical Engineering; Key Laboratory of Advanced Manufacturing Technology Ministry of Education; School of Mechanical Engineering; Center of Analysis and Testing
- 来源:IPPTA: Quarterly Journal of Indian Pulp and Paper Technical Association 2018
- 关键词:Alumina - Aluminum oxide - Cast iron - Ceramic cutting tools - Cutting tools - Diffusion - Dissolution - Free energy - Gibbs free energy - Temperature - Tribology - Wear of materials
- Multi-view non-negative matrix factorization by patch alignment framework with view consistency被引量:0收藏
- 作者:Ou, Weihua Yu, Shujian Li, Gai Lu, Jian Zhang, Kesheng
- 机构: School of Big Data and Computer Science; Department of Electrical and Computer Engineering; Department of Electronics and Information Engineering; School of Information Science and Engineering; School of Information Engineering
- 来源:Neurocomputing 2016
- 关键词:Geometry - Alignment - Matrix algebra
- 非线性声波方程二次谐波高阶近似解及实验验证被引量:0收藏
- 作者:张世功 张克声 丁凯 吴先梅
- 机构:贵州理工学院;近地面探测技术重点实验室;贵州省医工交叉工程研究中心;中国科学院声学研究所
- 来源:《声学学报》 2021
- 关键词:二次谐波 非线性声学 声波方程 符号计算 偏微分方程 二阶近似 摄动法 非线性系数
- 摘要:非线性声波方程的传统二次谐波二阶近似解不够精确,对测量材料的非线性系数造成较大误差.利用摄动法展开非线性声波方程得到一系列非齐次偏微分方程,根据低阶解的性质拟定高阶特解的形式,通过符号计算求出高次谐波特解,对所有二次谐波...
- 其他来源数据库:万方期刊数据库同方期刊数据库
- Wear of PCBN tool when cutting materials difficult-to-cut based on thermodynamics solubility被引量:0收藏
- 作者:Shao, Fang Wang, Yuting Xiao, Yingqun Xiao, Lihua Zhang, Kesheng
- 机构: School of Mechanical Engineering; School of Finance Management; School of Electrical Engineering; School of Materials Engineering; School of Information Engineering
- 来源:Key Engineering Materials 2016
- 关键词:Cutting - Diffusion - Free energy - Gibbs free energy - Oxidation - Solubility - Temperature - Thermodynamics - Wear of materials
- Multi-view Embedding Learning via Robust Joint Nonnegative Matrix Factorization被引量:0收藏
- 作者:Ou, Weihua Zhang, Kesheng You, Xinge Long, Fei
- 机构:Guizhou Normal Univ;Guizhou Inst Technol;Huazhong Univ Sci & Technol;Guizhou Inst Technol;Guizhou Univ
- 来源:2014 INTERNATIONAL CONFERENCE ON SECURITY, PATTERN ANALYSIS, AND CYBERNETICS (SPAC) 2014
- 关键词:Classification (of information) - Clustering algorithms - Embeddings - Factorization
- The Wireless Network Optimization of Power Amplification via User Volume in the Microcell Terrain被引量:0收藏
- 作者:Guo Shengnan Jiang Xueqin Zhang Kesheng
- 机构:Guizhou Inst Technol;Guizhou Inst Technol
- 来源:KSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS 2018
- 关键词:Microcell terrain wireless network optimization B spline interpolation PCCPCH RSCP power amplification