动态电价下分布式光伏-储能系统优化与经济性分析

被引：45

作者：

贾禾 ^{[1
]}

彭晋卿 ^{[1
,2
]}

李念平 ^{[1
,2
]}

邹长福 ^{[3
]}

殷荣欣 ^{[4
]}

邰潆莹 ^{[1
]}

机构：

[1] 湖南大学土木工程学院

[2] 湖南大学建筑安全与节能教育部重点实验室

[3] 瑞典查尔姆斯理工大学

[4] 美国劳伦斯伯克利国家实验室建筑技术与城市系统部

来源：

太阳能学报 | 2021年 / 42卷 / 05期

关键词：

光伏系统; 电力储能系统; 优化; 经济性分析; 光伏自消耗;

D O I：

10.19912/j.0254-0096.tynxb.2019-0032

中图分类号：

F426.61 []; TM73 [电力系统的调度、管理、通信];

学科分类号：

120103 [信息系统与信息管理];

摘要：

基于无政策补贴和上网电价研究背景,该文采用提高光伏微网自用且兼顾系统经济性的储能控制策略,分析了不同动态电价定价方案、储能容量和单位容量成本对光伏-储能系统经济性的影响。以长沙某办公建筑为例,采用动态规划求解系统年最佳运行策略并计算系统生命周期经济性和光伏自消耗率,结果表明动态电价每提高41.5%,系统盈利可行域提高87%;储能容量对系统经济性影响程度比单位成本影响更大;动态电价定价提高有利于提高光伏发电自消耗,储能容量和单位成本在不同区间主导光伏自消耗变化。

引用

页码：187 / 193

页数：7

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