A5102924035- Advanced Fiber Optic Sensors
- Icing and De-icing Technologies
- Analytical Chemistry and Sensors
- Turbomachinery Performance and Optimization
- Thermal Analysis in Power Transmission
- Combustion and flame dynamics
- Photonic and Optical Devices
- Advanced Battery Technologies Research
- Advanced Biosensing Techniques and Applications
- Wave and Wind Energy Systems
- Power Systems and Renewable Energy
- Nuclear reactor physics and engineering
- Gas Sensing Nanomaterials and Sensors
- Geochemistry and Elemental Analysis
- Wind and Air Flow Studies
- High voltage insulation and dielectric phenomena
- Magneto-Optical Properties and Applications
- Spectroscopy Techniques in Biomedical and Chemical Research
- Advanced Sensor and Control Systems
- Advanced MEMS and NEMS Technologies
- Computational Fluid Dynamics and Aerodynamics
- Acoustic Wave Resonator Technologies
- Advanced Fiber Laser Technologies
- Atmospheric chemistry and aerosols
- Smart Grid Energy Management
Nanchang Hangkong University
2023-2025
Nanchang University
2021-2023
Nanjing Hydraulic Research Institute
2017
Kunming University of Science and Technology
2013
Xi'an Jiaotong University
2005
The advancement of artificial intelligence technology has led to the widespread adoption deep learning techniques within spectral analysis over recent years. In this study, we introduce an advanced demodulation approach utilizing a one-dimensional convolutional neural network (1D-CNN) for feature extraction and signals from surface plasmon resonance (SPR) fiber refractive index sensors featuring multimode-no-core-multimode (MNM) structure while simultaneously forecasting changes in due...
Temperature has a significant impact on the health and safety lifespan of lithium-ion batteries. In this article, we propose monitoring network consisting 32 fiber Bragg grating (FBG) sensors for real-time battery surface temperature. The temperature points measured by FBG are used to construct distribution entire surface, enabling hotspots during charging discharging processes. was subjected 0.5-, 1-, 1.5-C rate tests experiment. results show that decreases gradually from position close...
Solution concentration (SC) measurement is of great significance in various fields. Various optical fiber SC sensors have been developed accordingly, which the Fresnel refraction-based sensor has advantages avoiding damage to sensing units, reusability, and low maintenance cost. In this study, a tilted Bragg grating (TFBG) side modes reflection-based system for proposed. Theoretically experimentally, nonuniformity period causing forming irregular TFBG mode fringes simulated proved,...
Sliding grid and dual-time step method-based unsteady flow simulation on the final two stages of a steam turbine is performed without geometry scaling. The behavior characteristic pressure fluctuations blade surfaces stator rotor blades are investigated in details. FFT surface fluctuation to estimate region covered by perturbation from upstream downstream. Results show that for long stage investigated, loading significant, with maximum amplitude being equivalent up level 61% loading. follows...
On-line monitoring of high voltage transmission lines can prevent or reduce the accidents reduced by icing,wave,breeze vibrations electric wires and dropping electrical insulators.An on-line system based on optical fiber sensing technology is setted in this paper.Fiber optic signal demodulation instrument transformer substation receives sent Bragg grating sensors fitted power towers,and then was to line center network.Field hang net experiments shows that monitor accurately for a long time.
Snow and ice disasters on power system safe reliable operation of the transmission line has a great threaten.An overhead conductor tension sensor based fiber Bragg grating is developed.The contains strain module temperature compensation which can offer for sensing module.The connected to tower insulator with metallic clamps.If there line,the center wavelength will corresponding change,and condition wires be reflected by variation.Experiment indicates that sensitivity coefficient 9.8...
To investigate the performances of last stage a huge power and half-rotation speed nuclear steam turbine, 3-stage wet turbine performance test rig is designed. Experiments are carried out to modeled at design off-design operating points. Frozen-rotor steady-state computations performed on point as well The calculated massflow rate, efficiency validated with experimental data flow details discussed. Steam humidity, temperature pressure compared tested results. With detailed 3D results derived...
On-line monitoring of lightning,ice,short circuit on electric transmission line and insulator's operation state is great significance to ensure the safe stable line.An intelligent composite insulator,in which core rod has fiber Bragg gratings developed.lightning,ice,short can be reflected by center wavelengths gratings.The temperature, strain response electrical performance testing experiments 110 kV insulator were done,the result indicates that optical measure temperature accurately;the...
An all-fiber hydrofluoric acid (HF) sensor based on the dynamic corrosion process of end face (DCPEF) a fiber tip is proposed in this study. The HF detection can be easily realized by inserting protected ceramic ferrule into solution. Theoretically and experimentally, feasibility DCPEF for demonstrated. Results show that achieve concentration wide range 0-40.00 wt.%, which widest among previous reported methods. At 1.12 exhibits high sensitivity low corresponding error -3114 s/wt.% 0.005...