冷热电联供型微电网高效运行的建模和优化方法

项目名称： 冷热电联供型微电网高效运行的建模和优化方法

项目编号： No.51277027

项目类型： 面上项目

立项/批准年度： 2013

项目学科： 电工技术

项目作者： 顾伟

作者单位： 东南大学

项目金额： 81万元

中文摘要： 利用分布式联供设备和可再生能源发电单元构建冷热电联供型微电网，是未来电力系统的重要发展方向。本项目从分布式单元建模、规划以及能量管理三个方面研究冷热电联供型微电网高效运行的关键问题，主要研究内容包括：①建立具有有限复杂度并可用于规划及能量优化管理的分布式单元数学模型；②研究联供型微电网规划在经济、能效及环境等方面的评价方法和指标，提出冷热电负荷多时间尺度的多元负荷预测方法，提出计及可再生能源接入并以经济、能效及环境为多目标的规划模型并研究其求解方法；③建立联供型微电网能量管理的多维、多变量、非线性、动态耦合优化模型，探索模型解耦方法，构建基于多阶段Benders分解，融合随机问题处理及Pareto排序的随机多目标问题的算法结构；依托冷热电联供型微电网实验平台，对分布式单元建模及能量管理进行试验验证。本项目研究成果将为冷热电联供型微电网的高效、清洁运行提供重要的理论基础和技术支持。

中文关键词： 冷热电联供型微电网；分布式单元建模；系统规划；能量优化管理；综合能源系统

英文摘要： Developing the CCHP (Combined Cooling, Heating and Power) microgrid with distributed cogeneration units and renewable energy is the important direction of the future power systems. With regards to this trend, researches about the key problem of CCHP microgrid efficient operation are carried out from three aspects of distributed units modelling, system planning and energy management in this project and the main research includes:①establishing mathematical models with limited complexity for each distributed unit which are available for both CCHP microgrid planning and energy management;②studying evaluation methods and index for CCHP microgrid planning from three aspects of economic benefits, energy efficiency and environmental benefits; proposing multi-period forecasting method for cooling, heating and power loads; establishing the CCHP microgrid planning model which considers the integration of renewable energy and takes economic benefits, energy efficiency and environmental benefits as multi-objectives; studying the solving method for this planning model; ③establishing the dynamic nonlinear coupling optimization model with multi-dimensions and multi-variables for CCHP microgrid energy management and exploring its decoupling methods; putting forward the new approach which involves with the multi-stage Benders d

英文关键词： Combined cooling; heating; and power microgrid；Distributed units modeling；System planning；Energy optimization management；Integrated energy system