1,082 Result(s)
within
Engineering
Energy Systems
Qi** Li
Chapter
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Chapter and Conference Paper
Research on Online Compensation of Electronic Transformer Based on Ensemble Learning Stacking Algorithm
The electronic transformer is affected by factors such as running time and environment, and the error performance in the long-term operation process is not stable enough to cause inaccurate energy measurement....
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Chapter and Conference Paper
Research and Application of Intelligent Detection Device of Voltage Potential at Both Ends of Platen
In the substation, combined with the maintenance of protection, safety, measurement and control device, defect treatment or the adjustment of the power grid operation mode, sometimes it is necessary to throw b...
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Chapter and Conference Paper
Research on High-Speed Uniaxial Stretching Method Based on Magnetic Pulse Drive
During the launch of electromagnetic railguns, the deformation of high strain rate materials in armature and orbit will affect the orbital launch performance, and it is of great significance to study the insta...
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Chapter and Conference Paper
Parameter Identification of Retired Batteries Based on Improved Adaptive Particle Swarm Optimization
To address the issue of traditional Particle swarm optimization algorithms easily falling into local extremes and exhibiting low identification accuracy when identifying parameters in decommissioned batteries,...
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Chapter and Conference Paper
Simulation of Magneto-Acousto-Electrical Tomography Based on Approximately Realistic Numerical Breast Model
Magneto-acousto-electrical tomography (MAET) is a multi-physics coupled imaging technology that combine high contrast advantage of tissue electromagnetic parameters with high resolution advantage of ultrasound...
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Chapter and Conference Paper
Research on Life Detection Algorithm Based on UWB
In order to address the issue of inaccurate identification and localization of the instrument when employing ultra-wideband radar (UWB) for indirect detection of human signals, this paper investigates a prepro...
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Chapter and Conference Paper
Two-Stage Optimization Strategy for Managing Electrochemical Energy Storage in Power Grid Peak Shaving and Frequency Regulation
Due to the large-scale access of new energy, its volatility and intermittent have brought great challenges to the power grid dispatching operation, increasing the workload and work difficulty of the power grid...
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Chapter and Conference Paper
Current Characteristics and Overcurrent Suppression in Segmented Power Switching Process of Long Primary Dual Three-Phase Linear Motors
In high-speed applications, thyristor-based switches are usually used to achieve fast power supply switching for segmented linear motors. However, thyristor-based switches can only be turned off at zero-crossi...
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Chapter and Conference Paper
Evaluation of Control Ability of Multi-type Energy Storage Power Station Based on AHP
Due to the characteristics of fast response and bidirectional adjustment, the new energy storage technology can effectually solve the challenges of grid stability and reliability brought by a high proportion o...
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Chapter and Conference Paper
Multi-microgrid Coordination Control Strategy Based on Improved Virtual Synchronous Motor
Research on the coordinated control of sub-microgrids in multi-microgrid systems is limited, with issues such as large overshoot and slow response speed in control methods. Firstly, the virtual synchronous mot...
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Chapter and Conference Paper
Investigation, Analysis and Improvement of Induction Lamp Based on SPSS and MATLAB
Firstly finding out the main existing problems of common induction lamps by interviews and questionnaires, this paper, with SPSS analyzing the collected questionnaire data after summarizing and find out its fu...
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Chapter and Conference Paper
Correction to: Development of Contact Resistance Measurement Device for GIS Main Circuit Contacts
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Chapter and Conference Paper
Improved Variational Modal Decomposition for Partial Discharge Denoising
In order to remove the large amount of white noise mixed in partial discharge (PD) signals, this paper proposes a novel denoising method that combines optimized variational mode decomposition (VMD) and thresho...
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Chapter and Conference Paper
Research on Electric Load Forecasting Considering Node Marginal Electricity Price Based on WNN
This research suggests an electric load forecasting method that takes into account the marginal price of electricity in order to further increase the forecasting accuracy for electric loads. By including the m...
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Chapter and Conference Paper
Study on the Influence of Ice Weight on AC Flashover Performances of Natural Icing Insulators
At Xuefeng mountain test base, this paper carried out the icing flashover tests for insulators (4 types) with different pollution degrees and icing weights. The influence of salt deposit density (SDD), icing weig...
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Chapter and Conference Paper
Electricity Price Prediction Framework Based on Two-Stage Time Series Decomposition
This research tackles the issue of insufficient accuracy in short-term electricity price forecasting. The novel approach combines a dual-stage signal decomposition technique using CEEMDAN and VMD, alongside a ...
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Chapter and Conference Paper
Research on Surface Flashover of Vacuum Insulator with High-Voltage Insulation and Wireless Power Transfer Capabilities
The integrated insulator device with multiple magnetic coupling coils provides continuous and stable power supply for online monitoring equipment. Nevertheless, how the introduction of high-frequency magnetic ...
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Chapter and Conference Paper
Research on DC Bus Capacitance Health Status by Capacitance Temperature Voltage and Current of Photovoltaic Centralized Inverter
The photovoltaic centralized inverter is the core component of the photovoltaic power generation system, and its health status is critical to the output power quality. In PV inverter failures, more than half o...
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Chapter and Conference Paper
Application of Flexible Control Devices in Typical Scenarios of the Hebei South Network
With the integration of large-scale new energy into the grid, flexible control equipment is crucial to the quality, safety and stability of grid power supply. This paper firstly introduces the mathematical mod...
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Chapter and Conference Paper
A Pilot Study of Electrical Impedance Tomography for Dynamic Monitoring of Human Cerebral Perfusion
Real-time monitoring of cerebral blood perfusion has very important clinical application value in the diagnosis and treatment of cerebral diseases, and has become an urgent need to further improve the clinical...
