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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
收藏
  |  
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
Leakage source locating of safety valve based on improved KDE algorithm
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 11, 页码: 277-284
作者:
Li, Shuxun
;
Hou, Jianjun
;
Kang, Yunxing
;
Wang, Zhihui
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2022/02/17
Acoustic noise
Location
MATLAB
Safety testing
Safety valves
Signal to noise ratio
Spectrographs
Environmental noise
Frequency division
High frequency HF
Kernel Density Estimation
Kernel density function
Simulation computing
Source locating
Working pressures
Flow-inducedresonance analysis of valve stem for LNG ultra-low temperature control valve
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 3, 页码: 218-225
作者:
Wang, Weibo
;
Hao, Jiaoshan
;
Liu, Baiqi
;
Yang, Henghu
;
Li, Shuxun
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2021/04/12
Modal analysis
Resonance
Safety valves
Temperature
Temperature control
Fast fourier transformation (FFT)
Flow-induced resonance
Fluid pressures
Fluid-solid coupled
Pressure fluctuation
Software TECPLOT
Transient flow fields
Ultra low temperatures
Experiment and Numerical Analysis of Temperature Distribution of Hydraulic Valve Orifice Based on Embedded Miniature Thermocouple
期刊论文
Huanan Ligong Daxue Xuebao/Journal of South China University of Technology (Natural Science), 2021, 卷号: 49, 期号: 2, 页码: 120-130
作者:
Chen, Qianpeng
;
Ji, Hong
;
Zhao, Jing
;
Min, Wei
;
Zheng, Zhi
收藏
  |  
浏览/下载:19/0
  |  
提交时间:2021/06/03
Deformation
Drops
Heating
Pressure drop
Temperature distribution
Temperature measurement
Thermocouples
Accuracy prediction
Comprehensive analysis
Hydraulic machines
Maximum temperature differences
Miniature thermocouples
Multi-phase flow models
Temperature measurement methods
Thermal deformation
Cavitation characteristics and pressure pulsation response of piston type flow control valve
期刊论文
Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition), 2020, 卷号: 48, 期号: 12, 页码: 44-48 and 54
作者:
Li, Shuxun
;
Shen, Hengyun
;
Zhang, Wannian
;
Zhao, Yulong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2022/02/17
Air
Cavitation
Concentration (process)
Flow control
Pistons
Safety valves
Turbulence models
Cavitation characteristics
Cavitation model
Control valves
Flow control valves
Lower frequencies
Pressure pulsation
Standard k epsilons
Working process
Study on Aerodynamic Noise Numerical Simulation and Characteristics of Safety Valve Based on Dipole and Quadrupole
期刊论文
Acoustics Australia, 2020, 卷号: 48, 期号: 3, 页码: 441-454
作者:
Li, Shuxun
;
Hou, Jianjun
;
Pan, Weiliang
;
Wang, Zhihui
;
Kang, Yunxing
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2022/02/17
Acoustic fields
Acoustic generators
Acoustic variables measurement
Acoustic wave transmission
Aerodynamics
Forecasting
Numerical methods
Numerical models
Safety valves
Turbulence
Aerodynamic noise
Different operating conditions
Exhaust pressure
Numerical simulation method
Prediction accuracy
Sound pressure level
Steady-state flow field
Unsteady disturbance
Flow-induced noise of a high pressure drop control valve
期刊论文
Zhendong yu Chongji/Journal of Vibration and Shock, 2020, 卷号: 39, 期号: 14, 页码: 116-121
作者:
Li, Shuxun
;
Kang, Yunxing
;
Meng, Lingqi
;
Pan, Weiliang
;
Zhang, Wannian
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2020/11/14
Safety valves
Flow induced noise
Operation process
Parameter control
Parametric design
Pressure pulsation
Sound pressure level
Spectrum characteristic
Structure parameter
Visual experimental investigation on the stability of pressure regulating poppet valve
期刊论文
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2020, 卷号: 234, 期号: 12, 页码: 2329-2348
作者:
Min, Wei
;
Wang, Hongyu
;
Zheng, Zhi
;
Wang, Dong
;
Ji, Hong
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2022/02/17
Hydraulic equipment
Orifices
Cavitation phenomenon
Experimental investigations
Hydraulic system
Pipe-line systems
Pressure differences
Reliability and safeties
Vibration amplitude
Visual experiments
Visual experimental investigation on the stability of pressure regulating poppet valve
期刊论文
PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART C-JOURNAL OF MECHANICAL ENGINEERING SCIENCE, 2020
作者:
Min, Wei
;
Wang, Hongyu
;
Zheng, Zhi
;
Wang, Dong
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2020/06/02
Pressure regulating poppet valve
visual experimental
stability
vibration
cavitation
Grout diffusion in silty fine sand stratum with high groundwater level for tunnel construction
期刊论文
TUNNELLING AND UNDERGROUND SPACE TECHNOLOGY, 2019, 卷号: 93, 页码: 11
作者:
Liu, Xiaoli
;
Wang, Fang
;
Huang, Jin
;
Wang, Sijing
;
Zhang, Zhizeng
收藏
  |  
浏览/下载:126/0
  |  
提交时间:2019/11/14
Silty fine sand stratum with high water level
Bingham fluid
Grouting pressure
Grout diffusion radius
Discrete element method
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