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兰州理工大学 [2]
金属研究所 [2]
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大连理工大学 [1]
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Health condition monitoring of bearings based on multifractal spectrum feature with modified empirical mode decomposition-multifractal detrended fluctuation analysis
期刊论文
STRUCTURAL HEALTH MONITORING-AN INTERNATIONAL JOURNAL, 2022
作者:
Chen, Guangyi
;
Yan, Changfeng
;
Meng, Jiadong
;
Wang, Zonggang
;
Wu, Lixiao
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  |  
浏览/下载:27/0
  |  
提交时间:2022/03/01
Empirical mode decomposition-multifractal detrended fluctuation analysis
scaling exponent
health condition monitoring
step-moving window
multifractal spectrum feature
deterministic
random separation
Noise reduction of a safety valve pressure relief signal based on an improved wavelet threshold function
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 12, 页码: 143-150
作者:
Li, Shuxun
;
Wang, Zhihui
;
Kang, Yunxing
;
Hou, Jianjun
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  |  
浏览/下载:11/0
  |  
提交时间:2022/02/17
Butterworth filters
Exponential functions
Safety valves
Wavelet decomposition
Adaptive wavelet thresholds
Adjustment factors
Attenuation characteristics
Mechanical systems
Noise reduction effect
Noise reduction methods
Simulated signals
Threshold functions
The spatial and angular domain decomposition method for radiation heat transfer in 2D rectangular enclosures with discontinuous boundary conditions
期刊论文
INTERNATIONAL JOURNAL OF THERMAL SCIENCES, 2019, 卷号: 146
作者:
Hu, Zhangmao
;
Zhu, Xuwu
;
Guo, Zhixiong
;
Tian, Hong
;
Li, Bewen
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  |  
浏览/下载:5/0
  |  
提交时间:2019/12/02
Decomposition
Angular domain
Spatial domain
Radiative transfer
Boundary discontinuity
Numerical method
Large time step wave adding scheme for systems of hyperbolic conservation laws
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2018, 卷号: 374, 页码: 331-360
作者:
Dong, Haitao
;
Liu, Fujun
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  |  
浏览/下载:7/0
  |  
提交时间:2019/12/30
Wave adding method
Large time step
Hyperbolic conservation laws
Euler equations
Discontinuity decomposition
Preventing numerical oscillations in the flux-split based finite difference method for compressible flows with discontinuities, II
期刊论文
INTERNATIONAL JOURNAL FOR NUMERICAL METHODS IN FLUIDS, 2016, 卷号: 80, 期号: 5, 页码: 306-316
作者:
He ZW
;
Zhang YS
;
Li XL(李新亮)
;
Tian BL
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  |  
浏览/下载:22/0
  |  
提交时间:2016/03/21
contact discontinuity
material interface
finite difference method
flux vector splitting
local characteristic decomposition
equation of state
WENO
Damage Detection on Sudden Stiffness Reduction Based on Discrete Wavelet Transform
期刊论文
http://dx.doi.org/10.1155/2014/807620, 2014
Chen, Bo
;
Chen, Zhi-wei
;
Wang, Gan-jun
;
Xie, Wei-ping
;
陈志为
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  |  
浏览/下载:3/0
  |  
提交时间:2015/07/22
HILBERT SPECTRUM
STEEL BRIDGES
DECOMPOSITION
Multi-domain Spectral Immersed Interface Method for Solving Elliptic Equation with a Global Description of Discontinuous Functions
期刊论文
CHINESE JOURNAL OF AERONAUTICS, 2012, 卷号: 25, 期号: 3, 页码: 297-310
作者:
Jiang Yongsong
;
Liang An
;
Sun Xiaofeng
;
Jing Xiaodong
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  |  
浏览/下载:13/0
  |  
提交时间:2021/02/02
BOUNDARY METHOD
GIBBS PHENOMENON
SINGULAR SOURCES
JUMP CONDITIONS
FLOW
ACCURACY
ORDER
COEFFICIENTS
SCHEMES
HEART
computational aerodynamics
immersed interface method
immersed boundary method
Chebyshev spectral method
domain decomposition method
The pressure-induced phase transition of the solid -HMX
期刊论文
Molecular Physics, 2009, 卷号: 107, 期号: 22, 页码: 2373-2385
L. Y. Lu
;
D. Q. Wei
;
X. R. Chen
;
G. F. Ji
;
X. J. Wang
;
J. Chang
;
Q. M. Zhang
;
Z. Z. Gong
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  |  
浏览/下载:14/0
  |  
提交时间:2012/04/13
-HMX crystal
octahydro-1
molecular dynamics
3
high pressure compression
5
phase
7-tetranitr
transition
vibrational frequencies
beta-cyclotetramethylene tetranitramine
molecular-dynamics simulations
compass force-field
vibrational-spectra
crystal structure
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