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浏览/检索结果: 共27条，第1-10条 帮助 限定条件 发表日期：2020    专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 The action mechanism of rotor-stator interaction on the hydraulic and hydroacoustic characteristics of the guide vane in a jet centrifugal pump 期刊论文 MODERN PHYSICS LETTERS B, 2020, 卷号: 34, 期号: 34 作者:  Guo, Rong;  Li, Rennian;  Zhang, Renhui;  Wei, Han 收藏  |  浏览/下载：11/0  |  提交时间：2022/03/01 Jet centrifugal pump  rotor–  stator interaction  hydraulic performance  hydroacoustic characteristics  sound pressure level  static and dynamic cascades   Inhomogeneities of charge distribution in porous graphitic carbon nitride g-CxNy nanosheets 期刊论文 European Physical Journal D, 2020, 卷号: 74, 期号: 12 作者:  Liang, Zefen;  He, Tianxiang;  Xue, Hongtao;  Tang, Fuling;  Fan, Ding 收藏  |  浏览/下载：12/0  |  提交时间：2022/02/18 Charge distribution  Graphitic Carbon Nitride  Molecular orbitals  Orbital calculations  Porous materials   Numerical simulation of effects of solid particles on oil film characteristics of port pair of high-pressure vane pump 期刊论文 Nongye Gongcheng Xuebao/Transactions of the Chinese Society of Agricultural Engineering, 2020, 卷号: 36, 期号: 19, 页码: 38-49 作者:  Li, Shaonian;  Zhang, Lei;  Chang, Ludan;  Wang, Yu;  Dai, Pengyun 收藏  |  浏览/下载：10/0  |  提交时间：2022/02/17 Efficiency  Equations of motion  Friction  High pressure effects  Lubricating oils  Numerical models  Particle size  Rotating machinery  Temperature distribution  Vane pumps  Volume fraction  Flow field characteristics  Friction characteristics  Oil film temperature  Operating parameters  Particle diameters  Surface temperatures  Temperature changes  Volumetric efficiency   Internal Pressure Calculation Model of Roto-jet Pump Based on Cylinder Effect of Rotating Shell 期刊论文 Nongye Jixie Xuebao/Transactions of the Chinese Society for Agricultural Machinery, 2020, 卷号: 51, 期号: 9, 页码: 127-134 作者:  Huang, Qi;  Liu, Zailun;  Quan, Hui;  Li, Qifei;  Guo, Guangqiang 收藏  |  浏览/下载：13/0  |  提交时间：2020/11/14 Calculations  Cylinders (shapes)  Ejectors (pumps)  Factor analysis  Impellers  Liquids  Rotation  Sensitivity analysis  Shells (structures)  Installation heights  Low specific speed pumps  Numerical calculation  Performance curve  Pressure calculation  Pressure increase  Research results  Theoretical calculations   Meso-damage evolution analysis of magnesium oxychloride cement concrete based on X-CT and grey-level co-occurrence matrix 期刊论文 Construction and Building Materials, 2020, 卷号: 255 作者:  Wang, Penghui;  Qiao, Hongxia;  Zhang, Yunsheng;  Li, Yuanke;  Feng, Qiong 收藏  |  浏览/下载：2/0  |  提交时间：2022/02/17 Cements  Eigenvalues and eigenfunctions  Magnesium compounds  Normal distribution  Textures  Characteristic value  Co-occurrence-matrix  Concrete specimens  Grey level co-occurrence matrixes  Internal damages  Magnesium oxychloride cement  Texture features  X-CT technologies   Magnetic Property Simulation and Verification With Improved Preisach Hysteresis Model Based on Levenberg-marquardt Algorithm 期刊论文 Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering, 2020, 卷号: 40, 期号: 18, 页码: 6006-6014 作者:  Huang, Lei;  Bao, Guangqing;  Chen, Junquan 收藏  |  浏览/下载：19/0  |  提交时间：2020/11/14 Data Sharing  Hysteresis loops  Machinery  Magnetic hysteresis  Magnetic materials  Mean square error  Silicon steel  Analytical expressions  Hysteresis characteristics  Levenberg-Marquardt algorithm  Numerical efficiency  Phenomenological modeling  Preisach hysteresis model  Root mean square errors  Theoretical foundations   Meso-damage evolution analysis of magnesium oxychloride cement concrete based on X-CT and grey-level co-occurrence matrix 期刊论文 Construction and Building Materials, 2020, 卷号: 255 作者:  Wang, Penghui;  Qiao, Hongxia;  Zhang, Yunsheng;  Li, Yuanke;  Feng, Qiong 收藏  |  浏览/下载：2/0  |  提交时间：2020/11/14 Cements  Eigenvalues and eigenfunctions  Magnesium compounds  Normal distribution  Textures  Characteristic value  Co-occurrence-matrix  Concrete specimens  Grey level co-occurrence matrixes  Internal damages  Magnesium oxychloride cement  Texture features  X-CT technologies   Preparation and magnetic properties of CoFe2O4 oriented fiber arrays by electrospinning 期刊论文 Materials, 2020, 卷号: 13, 期号: 17 作者:  Cheng, Chen;  Dai, Jianfeng;  Li, Zengpeng;  Feng, Wei 收藏  |  浏览/下载：6/0  |  提交时间：2020/11/14 Cobalt compounds  Electrospinning  Hysteresis  Hysteresis loops  Iron compounds  Magnetic materials  Magnetic moments  Nanofibers  Nanoparticles  Aligned fibers  Domain distribution  Electrospinning method  Experimental values  Fiber array  Micromagnetics  Nanofiber arrays  Strong anisotropy   Effects of the Ni electrodeposit on microstructure evolution and electrical resistance of the P-type Bi2Te3 solder joint 期刊论文 Journal of Alloys and Compounds, 2020, 卷号: 832 作者:  Cheng, Jinxuan;  Hu, Xiaowu;  Li, Qinglin 收藏  |  浏览/下载：23/0  |  提交时间：2020/11/14 Bismuth compounds  Diffusion  Electric resistance  Electrodes  Growth rate  IV-VI semiconductors  Microstructure  Scanning electron microscopy  Tin  Tin compounds  Transmission electron microscopy  Diffusion process  Electrical resistances  Micro-structure evolutions  Porous structures  Thermodynamically stable  Thermoelectric  Volume diffusion  X ray diffractometers   Study of Lifetime Prediction of Concrete in Western Region Based on Weibull Distribution 期刊论文 Yingyong Jichu yu Gongcheng Kexue Xuebao/Journal of Basic Science and Engineering, 2020, 卷号: 28, 期号: 4, 页码: 993-1005 作者:  Qiao, Hongxia;  Feng, Qiong;  Zhu, Binrong;  Z., Wei;  C., Lu 收藏  |  浏览/下载：5/0  |  提交时间：2022/02/17 Concrete testing  Concretes  Distribution functions  Failure (mechanical)  Forecasting  Least squares approximations  Maximum likelihood estimation  Parameter estimation  Probability density function  Reliability  Degradation process  Experimental values  Lifetime prediction  Natural environments  Parameter estimation method  Parametric estimation  Reliability Evaluation  Reliability functions