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发电技术
Scopus
ISSN 2096-4528 · Editorial Department of Power Generation Technology · 872 articles in the index
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Journal Article
Fault Diagnosis Method for Hydroturbine Units Based on Transformer and Multimodal Heterogeneous Feature Fusion
ObjectivesThe multimodal fault signals such as vibration anomalies with nonlinear and multi-scale characteristics may be generated during the operation of hydroturbine units. It is difficult for traditional time-series models to capture long-range dependencies, and the single-modal analysis method…
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Journal Article
Transformer and Q Learning Dual-Driven Smart Generation Control for New Power Systems
ObjectivesThe increasing integration of distributed renewable energy with higher uncertainty and fluctuation into power systems leads to greater frequency deviations and exacerbates active power imbalance in the systems. To effectively address the active power imbalance caused by renewable energy…
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Journal Article
Application Research on Fiber-Optic Sensing Technology in Battery State of Charge and State of Health Monitoring
ObjectivesWith the widespread application of energy storage devices such as batteries and supercapacitors worldwide, real-time online monitoring of their performance has become increasingly critical, and the importance of battery sensing systems is also pronounced. Traditional sensors are…
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Journal Article
Variable Step Power Tracking Control Strategy for Expander-Generator Systems in Distributed Compressed Air Energy Storage
ObjectivesWith the large-scale integration of new energy sources such as wind and photovoltaic power into power grid, their randomness and volatility pose challenges to the secure grid connection and consumption of new energy. Distributed compressed air energy storage (DCAES) can achieve rapid…
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Journal Article
Thermodynamic Analysis of Carbon Capture Coal-Fired Cogeneration System Integrated With Compressed Carbon Dioxide Energy Storage
ObjectivesTo enhance the operational flexibility of carbon capture coal-fired power plants and thus support the power grid in integrating renewable energy generation, this study proposes an integrated model of compressed carbon dioxide energy storage and carbon capture coal-fired cogeneration…
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Journal Article
A Time-Series and Multi-Factor-Based Prediction Model for Ash Deposition and Slagging on Boiler Heating Surfaces
ObjectivesUnder the background of flexible deep peak shaving, conventional fixed-time and fixed-quantity boiler soot-blowing methods are unable to adapt to dynamic operating conditions, often leading to over-blowing or under-blowing. Therefore, it is necessary to carry out the research of…
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Journal Article
Climate-Adaptive Power Systems Empowered by Large Language Models: Challenges and Perspectives
ObjectiveRecent advances in large language models (LLMs) have demonstrated breakthroughs in semantic understanding and reasoning-based generation, providing new technological pathways for multi-source information integration, complex scenario decision-making, and cross-agent coordination. However…
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Journal Article
Study on Fluidization Characteristics of Pulse-Type Hood in Circulating Fluidized Bed Boilers
ObjectivesWhen large-scale circulating fluidized bed (CFB) boilers are involved in deep peak regulation, the fluidization quality inside the furnace deteriorates. To enhance the fluidization effect of particles in CFB boilers during peak regulation, the concept of pulse-type hood is…
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Journal Article
Research on Optimization of High-Flux Solar Furnace With Tilted Receiving Surface
ObjectivesIn recent years, the integration of thermochemistry and concentrating solar power technologies has led to novel applications for solar thermal technologies. However, the coupling between thermochemical reactors and solar concentrators such as solar furnaces remains insufficient…
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Journal Article
Design and Analysis of Power Amplification of Methane Hydrogen-Doped Micro-Mixed Burner
ObjectivesPower amplification represents a necessary step in transitioning burners from laboratory experiments to engineering applications. Micro-mixed combustion is a highly promising approach for methane hydrogen-doped combustion. However, there is limited research on power amplification for this…
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Journal Article
Electricity Spot Market Price Prediction Based on Multi-Modal Large Models
ObjectivesTo address challenges of short-term electricity price prediction arising from high penetration of renewable energy into the grid, this study proposes a multi-modal, multi-task short-term electricity price prediction model, EP-VLM, based on a vision language model (VLM).MethodsThe model…
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Journal Article
Fault Data Identification in Condition Monitoring Systems for Wind Turbine Generator Bearings Based on BERT Model
ObjectivesThe generator bearings of wind turbines are prone to damage during operation, and traditional spectrum analysis, which relies on human experience, often fails to accurately and promptly detect faults. To reduce operational risks and minimize economic losses caused by fault-induced…
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Journal Article
YOLOv5m and Segment Anything Model Collaborative Segmentation Method for Rapid and Accurate Detection of Incoming Coal Particle Size in Thermal Power Plants
ObjectivesThe particle size distribution of incoming coal directly affects the combustion efficiency, operational stability, and environmental indicators of circulating fluidized bed boilers. Therefore, achieving real-time, online, and accurate detection is crucial. To address the challenges of…
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Journal Article
Numerical Simulation and Temperature Control Performance of Lithium Battery Thermal Management System Based on Composite Phase Change Material
ObjectivesThe performance of lithium batteries is highly sensitive to temperature changes. To address the heat generation during the charge and discharge process of energy storage batteries under extreme operating conditions, a thermal management system for batteries based on paraffin/expanded…
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Journal Article
Distributed Coordinated Optimization of Interconnected Island Microgrid Clusters Considering Multiple Flexible Resources
ObjectivesThe lack of grid support in offshore islands, significant seasonal variations in renewable energy output and load levels, and the absence of long-term energy storage methods result in large-scale wind and solar curtailment and high carbon emissions. Coordinating multiple flexible…
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Journal Article
Coordinated Control Technology for Electricity-Hydrogen Coupling System Clusters
ObjectivesWith the continuous growth of the proportion of renewable energy in the energy structure, the application of electricity-based hydrogen production coupled with fuel cell power generation technology in the electricity-hydrogen-heat integrated energy system has received widespread attention…
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Journal Article
Research on Short-Term Photovoltaic Power Prediction Method Based on an Improved Rime Optimization Algorithm
ObjectivesPhotovoltaic power generation is characterized by randomness, intermittency, and volatility. Its large-scale grid integration may impact power systems, thereby posing serious challenges to grid operation and scheduling. Therefore, developing a high-precision photovoltaic power prediction…
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Journal Article
Mechanical Stability Analysis of High-Temperature Superconducting D-Shaped Magnets and Toroidal Field Coils for Fusion
ObjectivesThe high-temperature superconducting (HTS) D-shaped coil is one of the core components in nuclear fusion devices. It features a large operating current, high magnetic field, and significant Lorentz force, which has a significant impact on the stable operation of the magnet. Therefore, an…
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Journal Article
Photovoltaic Power Prediction Based on Sample Entropy Clustering Decomposition-Inverted Transformer Model
ObjectivesAccurate prediction of photovoltaic power is of great significance for the safe, stable, and economic operation of the power grid. To improve the accuracy of photovoltaic power prediction, this study proposes a photovoltaic power prediction model based on sample entropy clustering…
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Journal Article
Research on Key Technologies for Enhancing Large Language Model Capabilities in Power Grid Dispatch and Control
ObjectivesAddressing the problem in the direct application of general large language models in the vertical domain of power grid dispatch and control, such as domain adaptation difficulties, prominent “hallucination” risks, high training costs, and lagging knowledge updates, this study proposes and…