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科研机构
兰州理工大学 [167]
内容类型
期刊论文 [120]
会议论文 [47]
发表日期
2022 [5]
2021 [18]
2020 [21]
2019 [14]
2018 [9]
2017 [9]
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专题:兰州理工大学
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A remaining useful life prediction method based on time–frequency images of the mechanical vibration signals
期刊论文
Measurement: Journal of the International Measurement Confederation, 2022, 卷号: 202
作者:
Du, Xianjun
;
Jia, Wenchao
;
Yu, Ping
;
Shi, Yaoke
;
Cheng, Shengyi
收藏
  |  
浏览/下载:32/0
  |  
提交时间:2022/09/22
Convolution
Forecasting
Preventive maintenance
Rotating machinery
Vibrations (mechanical)
Wavelet transforms
Attention mechanisms
Continuous Wavelet Transform
Convolutional neural network
Degradation trend
Feature map
Remaining useful life predictions
Rolling bearings
Spectral feature
Time frequency
Time–frequency spectral feature map
Study for the cross-flow coupling mechanism of tandem cylinder groups at low Reynolds number
期刊论文
Ocean Engineering, 2022, 卷号: 260
作者:
Tu, Jiahuang
;
He, Zhancheng
;
Tan, Xiaoling
;
Wang, Guanyu
;
Xu, Jixiang
收藏
  |  
浏览/下载:26/0
  |  
提交时间:2022/08/09
Circular cylinders
Navier Stokes equations
Oscillating cylinders
Oscillating flow
Reynolds number
Shear flow
Vibration analysis
Vortex flow
Cross flows
Cylinder groups
Downstream cylinders
Dynamic mechanism
Planar shear flow
Tandem cylinder
Tandem cylinder group
Vibration response
Vortex dynamic mechanism
Vortex dynamics
Study on the vibration isolation performance of an open trench-wave impedance block barrier using perfectly matched layer boundaries
期刊论文
JOURNAL OF VIBRATION AND CONTROL, 2022, 卷号: 28, 期号: 3-4, 页码: 329-338
作者:
Zhou, Fengxi
;
Zhou, Zhixiong
;
Ma, Qiang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2022/03/01
Ground vibration isolation
open trench-wave impedance block barrier
vibration isolation effect
perfectly matched layer
finite element method
Analysis of the Influence of Tunnel Blasting Construction on Initial Concrete
期刊论文
Journal of Railway Engineering Society, 2022, 卷号: 39, 期号: 1, 页码: 73-78 and 113
作者:
Tang, Xianxi
;
Xia, Dingding
;
Li, Danhe
;
Wang, Yaowu
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2022/04/21
Blasting
Railroad tunnels
Regression analysis
Vibration analysis
Blasting construction
Blasting vibrations
Different ages
Empirical formulas
Initial concrete
Safe step distance
Tunnel construction
Tunnel engineering
Velocity threshold
Vibration velocity
Microstructure Evolution of an Al-Si Alloy During Shear-vibration Coupling Sub-rapid Solidification and the Effects of Processing Parameters
期刊论文
International Journal of Metalcasting, 2022
作者:
Zhang, Zongxu
;
Chen, Tijun
;
Xue, Han
;
Bi, Guangli
;
Ma, Ying
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2022/07/20
Aluminum alloys
Shear flow
Silicon alloys
Textures
Vibrations (mechanical)
Al-alloy
Dissociation and proliferation of grain
Pouring temperatures
Primary particles
Semisolid slurries
Shear vibrations
Shear-vibration coupling sub-rapid solidification
Sub-rapid solidification
Vibration coupling
Vibration frequency
Modified GDQ method for vibration and buckling analyses of FGM nanobeams subjected to thermal-mechanical loads
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 18, 页码: 47-55
作者:
Zhou, Fengxi
;
Pu, Yu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2022/02/17
Beams and girders
Boundary conditions
Buckling
MATLAB
Nanowires
Temperature distribution
Vibrations (mechanical)
Buckling loads
Frequency
Functionally graded material nanobeam
Generalized beam theories
Generalized differential quadrature methods
Modified generalized differential quadrature method
N-th order generalized beam theory
Nano beams
Size-dependent effect
Thermal-mechanical load
Coherent and incoherent effects of nanopores on thermal conductance in silicene
期刊论文
International Journal of Thermal Sciences, 2021, 卷号: 167
作者:
Cui, Liu
;
Wei, Gaosheng
;
Li, Zhao
;
Ma, Jingjian
;
Du, Xiaoze
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2021/06/03
Calculations
Coherent scattering
Heat conduction
Metamaterials
Molecular dynamics
Nanopores
Phonons
Silicene
Thermal conductivity
% reductions
Artificial periodicity
First principles
Nanomesh
New approaches
Optical phonons
Phonon bandgap
Silicene
Thermal
Thermal conductance
Effect of Ultrasonic Vibration on Microstructure and Mechanical Properties of Welding-brazing Joint Between Aluminum and Copper by Plasma Welding
期刊论文
Cailiao Daobao/Materials Reports, 2021, 卷号: 35, 期号: 16, 页码: 16115-16119
作者:
Fan, Ding
;
Li, Yongpeng
;
Wu, Lijian
;
Huang, Jiankang
;
Liu, Shien
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2022/02/17
Aluminum
Aluminum alloys
Aluminum plating
Binary alloys
Copper alloys
Eutectics
Grain size and shape
Intermetallics
Plates (structural components)
Shearing
Tensile testing
Ultrasonic waves
Vibrations (mechanical)
Welds
Al-Cu eutectic
Aluminium plates
Brazing joints
Grainsize
Intermetallic compound layer
Intermetallics compounds
Microstructures and mechanical properties
Red coppers
Shearing strength
Ultrasonic-vibration
Structural, magnetic, optical, and impedance properties of SrxCo1-xFe2O4 nanoparticles prepared by sol-gel method
期刊论文
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 2021, 卷号: 32, 期号: 16, 页码: 21262-21277
作者:
Zhang, Yanchun
;
Sun, Aimin
;
Shao, Liqiong
;
Suonan, Zhaxi
;
Chen, Jingzhou
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2021/10/14
Structural, magnetic, optical, and impedance properties of SrxCo1−xFe2O4 nanoparticles prepared by sol–gel method
期刊论文
Journal of Materials Science: Materials in Electronics, 2021, 卷号: 32, 期号: 16, 页码: 21262-21277
作者:
Zhang, Yanchun
;
Sun, Aimin
;
Shao, Liqiong
;
Suonan, Zhaxi
;
Chen, Jingzhou
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2022/02/17
Chemical elements
Cobalt compounds
Ferrite
Iron compounds
Light absorption
Nanomagnetics
Optical properties
Scanning electron microscopy
Sols
Spectrometers
Strontium compounds
X ray photoelectron spectroscopy
Characteristic bands
Complex impedance spectroscopy
Energy dispersive spectrometers
Fourier transform infrared
Grain resistance
Impedance properties
Optical absorption properties
VIS spectroscopy
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