电力管网分布区域广、数据量大,给电力管网地理信息系统(geographic information system,GIS)的实时响应性能和操作平滑性能提出了挑战。作者对电力管网GIS空间数据处理问题进行了研究。在图层删选中,提出了一种基于模糊聚类的图层关联...电力管网分布区域广、数据量大,给电力管网地理信息系统(geographic information system,GIS)的实时响应性能和操作平滑性能提出了挑战。作者对电力管网GIS空间数据处理问题进行了研究。在图层删选中,提出了一种基于模糊聚类的图层关联分析方法;在空间数据组织中,采用基于"四倍原则"的无缝空间数据分块分级组织方法。最后对系统数据库的选择提出了建议。展开更多
This paper presents an overview of the current status of the development of the smart grid in Great Britain(GB).The definition,policy and technical drivers,incentive mechanisms,technological focus,and the industry'...This paper presents an overview of the current status of the development of the smart grid in Great Britain(GB).The definition,policy and technical drivers,incentive mechanisms,technological focus,and the industry's progress in developing the smart grid are described.In particular,the Low Carbon Networks Fund and Electricity Network Innovation Competition projects,together with the rollout of smart metering,are detailed.A more observable,controllable,automated,and integrated electricity network will be supported by these investments in conjunction with smart meter installation.It is found that the focus has mainly been on distribution networks as well as on real-time flows of information and interaction between suppliers and consumers facilitated by improved information and communications technology,active power flow management,demand management,and energy storage.The learning from the GB smart grid initiatives will provide valuable guidelines for future smart grid development in GB and other countries.展开更多
文摘电力管网分布区域广、数据量大,给电力管网地理信息系统(geographic information system,GIS)的实时响应性能和操作平滑性能提出了挑战。作者对电力管网GIS空间数据处理问题进行了研究。在图层删选中,提出了一种基于模糊聚类的图层关联分析方法;在空间数据组织中,采用基于"四倍原则"的无缝空间数据分块分级组织方法。最后对系统数据库的选择提出了建议。
基金supported in part by the UK-China NSFC/ EPSRC OPEN project (EP/K006274/1 and 51261130473)the Horizon 2020 project P2P-Smart Test
文摘This paper presents an overview of the current status of the development of the smart grid in Great Britain(GB).The definition,policy and technical drivers,incentive mechanisms,technological focus,and the industry's progress in developing the smart grid are described.In particular,the Low Carbon Networks Fund and Electricity Network Innovation Competition projects,together with the rollout of smart metering,are detailed.A more observable,controllable,automated,and integrated electricity network will be supported by these investments in conjunction with smart meter installation.It is found that the focus has mainly been on distribution networks as well as on real-time flows of information and interaction between suppliers and consumers facilitated by improved information and communications technology,active power flow management,demand management,and energy storage.The learning from the GB smart grid initiatives will provide valuable guidelines for future smart grid development in GB and other countries.