摘要
随着现代社会对电力需求的不断增长以及可再生能源的大规模接入，智能电网成为解决能源问题的关键。电力电子技术凭借其高效、灵活控制电能变换的能力，在智能电网中发挥着不可替代的作用。本文旨在探讨电力电子技术在智能电网中的应用现状与发展前景，通过文献综述与案例分析相结合的方法，系统梳理了该领域的主要成果。研究发现，电力电子装置如逆变器、整流器等在分布式电源接入、电能质量改善、柔性输配电等方面展现出卓越性能，特别是模块化多电平换流器技术实现了高压直流输电的突破性进展。创新点在于提出了一种基于人工智能算法优化电力电子设备运行参数的新方法，有效提升了系统的稳定性和效率。此外，针对未来发展趋势，文章指出电力电子技术将朝着更高功率密度、更低损耗方向发展，并且与信息通信技术深度融合将成为必然趋势，为构建更加智能、可靠的电网体系提供强有力的技术支撑。
关键词：智能电网；电力电子技术；模块化多电平换流器
Abstract
With the increasing demand for electricity in modern society and the large-scale integration of renewable energy, smart grids have become crucial in addressing energy challenges. Power electronics technology, characterized by its efficient and flexible control of power conversion, plays an indispensable role in smart grids. This paper aims to investigate the current applications and future prospects of power electronics technology in smart grids, employing a method that combines literature review with case analysis to systematically summarize key achievements in this field. Research findings indicate that power electronic devices such as inverters and rectifiers exhibit superior performance in areas including distributed power generation integration, power quality improvement, and flexible transmission and distribution, particularly with the breakthrough advancements in modular multilevel converter technology for high-voltage direct current transmission. An innovation highlighted in this study is the proposal of a new method based on artificial intelligence algorithms to optimize the operating parameters of power electronic equipment, effectively enhancing system stability and efficiency. Furthermore, regarding future development trends, the paper points out that power electronics technology will evolve towards higher power density and lower losses, and its deep integration with information and communication technologies will be an inevitable trend, providing robust technical support for building a smarter and more reliable grid system.
Keywords：Smart Grid; Power Electronics Technology; Modular Multilevel Converter
目 录
摘要 I
Abstract II
一、绪论 1
(一) 电力电子技术与智能电网的背景 1
(二) 研究的意义与价值 1
(三) 国内外研究现状综述 2
(四) 本文的研究方法与思路 2
二、电力电子技术在智能电网中的基础应用 2
(一) 关键电力电子器件的应用 2
(二) 电能质量控制技术 3
(三) 柔性交流输电系统 4
三、电力电子技术对智能电网的影响 4
(一) 提升电网稳定性 4
(二) 改善可再生能源接入 5
(三) 实现高效能量管理 6
四、电力电子技术在智能电网中的发展前景 7
(一) 新型电力电子器件的研发趋势 7
(二) 智能化控制策略的发展方向 7
(三) 未来应用场景展望 8
结 论 10
参考文献 11
随着现代社会对电力需求的不断增长以及可再生能源的大规模接入，智能电网成为解决能源问题的关键。电力电子技术凭借其高效、灵活控制电能变换的能力，在智能电网中发挥着不可替代的作用。本文旨在探讨电力电子技术在智能电网中的应用现状与发展前景，通过文献综述与案例分析相结合的方法，系统梳理了该领域的主要成果。研究发现，电力电子装置如逆变器、整流器等在分布式电源接入、电能质量改善、柔性输配电等方面展现出卓越性能，特别是模块化多电平换流器技术实现了高压直流输电的突破性进展。创新点在于提出了一种基于人工智能算法优化电力电子设备运行参数的新方法，有效提升了系统的稳定性和效率。此外，针对未来发展趋势，文章指出电力电子技术将朝着更高功率密度、更低损耗方向发展，并且与信息通信技术深度融合将成为必然趋势，为构建更加智能、可靠的电网体系提供强有力的技术支撑。
关键词：智能电网；电力电子技术；模块化多电平换流器
Abstract
With the increasing demand for electricity in modern society and the large-scale integration of renewable energy, smart grids have become crucial in addressing energy challenges. Power electronics technology, characterized by its efficient and flexible control of power conversion, plays an indispensable role in smart grids. This paper aims to investigate the current applications and future prospects of power electronics technology in smart grids, employing a method that combines literature review with case analysis to systematically summarize key achievements in this field. Research findings indicate that power electronic devices such as inverters and rectifiers exhibit superior performance in areas including distributed power generation integration, power quality improvement, and flexible transmission and distribution, particularly with the breakthrough advancements in modular multilevel converter technology for high-voltage direct current transmission. An innovation highlighted in this study is the proposal of a new method based on artificial intelligence algorithms to optimize the operating parameters of power electronic equipment, effectively enhancing system stability and efficiency. Furthermore, regarding future development trends, the paper points out that power electronics technology will evolve towards higher power density and lower losses, and its deep integration with information and communication technologies will be an inevitable trend, providing robust technical support for building a smarter and more reliable grid system.
Keywords：Smart Grid; Power Electronics Technology; Modular Multilevel Converter
目 录
摘要 I
Abstract II
一、绪论 1
(一) 电力电子技术与智能电网的背景 1
(二) 研究的意义与价值 1
(三) 国内外研究现状综述 2
(四) 本文的研究方法与思路 2
二、电力电子技术在智能电网中的基础应用 2
(一) 关键电力电子器件的应用 2
(二) 电能质量控制技术 3
(三) 柔性交流输电系统 4
三、电力电子技术对智能电网的影响 4
(一) 提升电网稳定性 4
(二) 改善可再生能源接入 5
(三) 实现高效能量管理 6
四、电力电子技术在智能电网中的发展前景 7
(一) 新型电力电子器件的研发趋势 7
(二) 智能化控制策略的发展方向 7
(三) 未来应用场景展望 8
结 论 10
参考文献 11
