文档介绍：电网技术
Power System Technology
第卷第期电网与清洁能源
25 1
年月
2009 1 Power System and Clean Energy
文章编号: ( ) 中图分类号: 文献标志码:
1674- 3814 2009 01- 0007- 05 TM76;TM715;TM727;TM734 A
智能电网
余贻鑫1,栾文鹏2
( 天津大学电力系统仿真控制教育部重点实验室,天津; 加拿大卑诗省水电公司卑诗)
1. 300072 2. , V3N 1Y9
Smart Grid
,
YU Yi-xin1 LUAN Wen-peng2
( ;
Laboratory of Power System Simulation and Control of Ministry of Education, Tianjin University, Tianjin 300072,China
)
Hydro,. V3N 1Y9, Canada
:
ABSTRACT In last several years, the concept of smart grid has 由于需要集成数以万计的分布式电源的并网运行而
面临双向潮流等问题
been proposed to address those challenges that the existing 。
)现时电网的利用系数很低(据美国统计约为
electric grid is facing with, such as increasing DER 2
interconnection, low asset utilization, and increasing demand and ),浪费了大量的固定资产投入因此,需要开发
55% 。
reliance on digital applications, etc. This paper summarizes the 高级的配电市场,通过电力公司与终端用户的互动,
concept and characteristics of smart grid. Those major smart grid 实现更具弹性的负荷需求特性,优化资产管理和利
components are also described with emphasis on distribution 用
system. Based on the cost effectiveness analysis done by EPRI, it 。
)近年,通讯和信息技术得到了长足的发展,
is concluded that the smart grid implementation is inevitable 3 20
数字化技术及应用在各行各业日益普及它对配电
trend along with economy development and technology 。
网的供电可靠性和电能质量提出了很高的要求然
advancements, smart grid study and planning in China i