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Distributed economic optimisation strategies for active distribution networks based on consensus algorithms
Cheng Chen;Yan Du;Hui Li;Jiangbo Chen;Minfeng Shao;Shang Chen
4th Energy Conversion and Economics Annual Forum (ECE Forum 2024)
Year: 2025 | Conference Paper |
Aiming at the problems of increasing renewable energy and distributed power generation, changing power supply demand of distribution network, which is difficult to be adapted by traditional centralized optimization, a distributed economic dispatch strategy based on consensus theory is proposed, which utilizes the consensus algorithm in the multi-intelligent body system to obtain the optimal soluti...Show More
Research on key Technologies of Power Supply Reliability Improvement in new Distribution Network
2024 9th Asia Conference on Power and Electrical Engineering (ACPEE)
Year: 2024 | Conference Paper |
With the two-carbon goal and the new power system advancing, the grid structure, power supply structure and load structure are facing profound changes, which brings great challenges to distribution equipment, fault self-healing technology and non-power outage maintenance. At the same time, due to the gradual acceleration of the county’s rooftop photovoltaic pilot, the anti-island and overvoltage p...Show More
Comparative Analysis of Fault Identification Methods for Distribution Networks Based on Waveforms Containing White Noise
2023 2nd Asian Conference on Frontiers of Power and Energy (ACFPE)
Year: 2023 | Conference Paper |
Active distribution network mostly adopts neutral point non Earthing system. When high resistance grounding fault current occurs, it is difficult for relay to detect. In addition, the presence of noise makes fault identification more difficult. In response to this issue, this article first established an IEEE119 node simulation model, obtained fault data through simulation, and established a datab...Show More
Research on True-type Test Technology of Intelligent Circuit Breakers and Intelligent Integrated Terminals in Distribution Networks under Different Faults
Cheng Chen;Shang Chen;Mingfeng Shao;Hui Li;Jing Yin;Jiangbo Chen
2023 8th International Conference on Power and Renewable Energy (ICPRE)
Year: 2023 | Conference Paper |
With the proposal of the dual carbon goal and the rapid development of new power systems, the distribution network is an important part of the power grid, and the operation of the distribution network has also been greatly challenged. The most prominent problems are fault handling and topology identification. In order to solve the above problems, new equipment such as intelligent circuit breakers ...Show More
Selection and Development of Oil-immersed Reactive Power Compensation Reactor for High Altitude UHV AC Project
2023 3rd Power System and Green Energy Conference (PSGEC)
Year: 2023 | Conference Paper |
With the construction of UHV AC power transmission projects, some UHV AC substations will be located in high-altitude areas in where the special natural conditions such as ultraviolet and large temperature difference will have a significant impact on the dry reactive power compensation reactor. Developing an oil-immersed reactive power compensation reactor can effectively reduce the impact of natu...Show More
Research on Low Temperature Stability and Measuring Accuracy of SF6 Gas Density Sensor
2022 China International Conference on Electricity Distribution (CICED)
Year: 2022 | Conference Paper |
SF6 gas density sensor can monitor the density change of the SF6 gas in an electrical power equipment. The stable of SF6 gas density sensor is of great significance for ensuring the security of power grid. According to statistics, the low temperature level of most SF6 gas density sensors installed in the power grid does not exceed -40°C, while the lowest temperature in some parts of China is lower...Show More
Research on Low Temperature Characteristics and Application of Temperature Sensor in Alpine Region
2022 IEEE 5th International Electrical and Energy Conference (CIEEC)
Year: 2022 | Conference Paper |
Cited by: Papers (1)
Alpine regions have higher requirements on the temperature tolerance of sensors, especially the durability of sensors and the accuracy of measurement data under low temperature conditions, which directly affect the long-term stable operation of power transmission and transformation equipment. In this paper, the application of temperature sensors in alpine regions is investigated, and the applicati...Show More
Research on Characteristics of Creepage Discharge of Oil-paper Insulation in Natural ester Insulating Oil Transformer
Cheng Chen;Shengwei Cai;Mingfeng Shao;Jiangbo Chen;Hui Li;Jin Yin
2021 International Conference on Advanced Electrical Equipment and Reliable Operation (AEERO)
Year: 2021 | Conference Paper |
In order to study the creepage characteristics of oil-paper insulation system in natural ester insulated oil transformer and provide the basis for insulation design of natural ester transformer, this paper carried out experimental research on the creepage characteristics of natural ester insulating oil-paper insulation with different moisture content and aging degrees. The results showed that with...Show More
Effect of nanoparticle type on prebreakdown and breakdown characteristics of transformer oil
Cheng Chen;Mingkang Niu;Lei Wang;Yang Ge;Meng Huang;Yuzhen Lv;Chengrong Li
2018 IEEE 2nd International Conference on Dielectrics (ICD)
Year: 2018 | Conference Paper |
Cited by: Papers (6)
In order to reveal the effects of nanoparticle type on breakdown and prebreakdown characteristics, this paper presents an experimental study on the effects of conductive Fe3O4 nanoparticles, semi-conductive TiO2 nanoparticles and insulating Al2O3 nanoparticles on the breakdown strength and prebreakdown streamer propagation in transformer oil under positive lightning impulse voltage. Nanoparticle w...Show More
Research on the dissolved gas analysis of electrical fault simulation of natural ester insulating oils
Cheng Chen;Shengwei Cai;Jiangbo Chen;Minfeng Shao;Hui Li;Jin Yin;Huihao Guo
2018 12th International Conference on the Properties and Applications of Dielectric Materials (ICPADM)
Year: 2018 | Conference Paper |
Cited by: Papers (2)
In order to study the method of analysis the dissolved gas for the natural ester insulating oil transformer, test model was built according to the common types of electrical failures of oil-filled transformers. The discharge experiment of the natural ester insulating oil (Soybean oil and camellia seed oil) and mineral insulating oil was carried out to analyze and compare the type and percentage of...Show More
Research on electrical properties of natural ester-paper insulation after accelerated thermal aging
Shengwei Cai;Cheng Chen;Hui Li;Minfeng Shao;Jiangbo Chen;Jin Yin;Huihao Guo
2017 1st International Conference on Electrical Materials and Power Equipment (ICEMPE)
Year: 2017 | Conference Paper |
Cited by: Papers (5)
As an environmental insulating medium, natural ester fluid has many advantages such as renewable, biodegradable, fireproof and heat resistance. In order to master the natural ester's insulation properties of long-term high temperature operation, the electrical properties of the natural ester — paper insulation under long-term thermal aging condition, especially the partial discharge characteristic...Show More
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