我国智能电网发展问题探讨.ppt

1、Discussions on Related Issues of Smart Grid Development in China,name：Xiangqian Li SID：12105010426,contents,Comparisons of smart grids in China and those in US and Europe Necessities and basic conditions of Chinas smart grids Constructing the smart grids with Chinese characteristics Conclusion,1.Com

2、parisons of smart grids in China and those in US and Europe,Smart grids in US,Smart grids in Europe,Backgrounds,Goals,Main characteristics,Backgrounds,Goals,Main characteristics,1.Comparisons of smart grids in China and those in US and Europe,Backgrounds(Smart grids in China),1.The grids develop rap

3、idly with large capacity for growthin electricity demand,2.Breakthroughs have been made on UHV transmission technologies,3.Electricity occupies a small part in terminal energy consumption,4.Problems concerning grids accommodating capability, receiving end markets,and dispatch and operation have beco

4、me prominent,1.Comparisons of smart grids in China and those in US and Europe,Goals(Smart grids in China),1.Serving the development of social economy, and making power supply secure, reliable, clean, and efficient.,2.Serving both power sources and users, contributing to the coordinated and sustainab

5、le development of electricity generation, transmission, distribution and consumption.,3.Enabling the optimal operation of power systems and improving the grids capability of optimal allocation of resources.,4.Implementing the “plug-and-play” integration of renewable energy generation and distributed

6、 generation,1.Comparisons of smart grids in China and those in US and Europe,Main characteristics (Smart grids in China),1.the self-healing capability can be obtained via smart management and smart dispatching.,2.The interactivity will be emphasized,4.Smart grids fusion with information construction

7、 will be highlighted.,5.Mutual connection, unification and harmonization are stressed in managerial sectors,3.Importance will be attached to the harmonized development,6.Stressing on life-cycle asset management, the coordinated planning of electricitysources and grids, and the standardization and no

8、rmalization for the construction of electricity sources and grids as well.,2.Necessities and basic conditions of Chinas smart grids,a.The option of smart grids is determined by Chinas basic conditions and the interior driving forces,Chinas energy resources are located far from load centers,.the empl

9、oyment of advanced technologies and equipment will contribute to forming a substantial platform,.the optimal operation of the system, the optimization of resources and life-cycle asset management can be materialized,the interactive actions between utilities and consumers and the effective DSM approa

10、ches has positive effects.,2.Necessities and basic conditions of Chinas smart grids,b.Bases of constructing Chinas smart grids,.The strong grids with UHV grids as their backbones and the coordinated development of the grids at different levels are still under construction,.The nation-wide unified el

11、ectricity market is in its primary stage and the transaction mechanism and pricing policies are far from mature .,.Electricity users havent enjoyed the benefits arising from the interaction with the grids as yet.,he relevant policies or laws related to smart grids havent been made or issued by the g

12、overnment,3.Constructing the smart grids with Chinese characteristics,a. The significance of constructing the smart grids with Chinese characteristics,It is the means and modes to realize the life-cycle asset management of grids, enlarge grids capability to serve both electricity producers and elect

13、ricity users, make rat- ional development planning strategies and optimize sys- tem operation under the conditions of continuously lowering costs, improving efficiency and benefits and enhancing the reliability and availability of the whole systems,b. Four problems that should be stressed for China

14、to construct smart grids,3.Constructing the smart grids with Chinese characteristics,The smart grid with Chinese characteristics is both strong and smart .,Scientifically planning the temporal orders of making T&D systems smart,The integration of smart grid and information project should be consider

15、ed in advance,Stick to the idea of harmonized development among smart grids, power producers and users,c.Suggestions on Chinas smart grid construction,3.Constructing the smart grids with Chinese characteristics,Developing strategy for smart grids in combination of Chinas specific national conditions

16、,The study of devising the standardization should be conducted as soon as possible.,The problems regarding the structures and mechanism for smart grid development should be studied,The study of DSM-based smart dispatching work needs emphasiz,the impacts of renewable energy sources and distributed ge

17、neration on the grids should be analyzed,Conclusion,Construction of smart grids with the Chinese characteristics is indispen- sable to the healthy, rapid, and sustainable development of China, and is essential for the building of a resource-saving and environmentally friendly society. Due to the characteristics of energy resource distribution