我國智能電網(wǎng)發(fā)展問題探討

1、Discussions on Related Issues of Smart Grid Development in Chinaname：Xiangqian Li SID：121050104261contents Comparisons of smart grids in China and those in US and Europe Necessities and basic conditions of Chinas smart gridsConstructing the smart grids with Chinese characteristics Conclusion21.Compa

2、risons of smart grids in China and those in US and EuropeSmart grids in USSmart grids in Europe Backgrounds Goals Main characteristics Backgrounds Goals Main characteristics 31.Comparisons of smart grids in China and those in US and EuropeBackgrounds(Smart grids in China) 1.The grids develop rapidly

3、 with large capacity for growthin electricity demand2.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 become pr

4、ominent41.Comparisons of smart grids in China and those in US and EuropeGoals(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 sustainable deve

5、lopment 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 generati

6、on51.Comparisons of smart grids in China and those in US and EuropeMain 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 will be h

7、ighlighted.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 ofelectricitysources and grids, and the standardization and normalization

8、for the construction of electricity sources and grids as well.62.Necessities and basic conditions of Chinas smart grids a.The option of smart grids is determined by Chinas basic conditions and the interior driving forcesChinas energy resources are located far from load centers .the employment of adv

9、anced 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 approaches has posi

10、tive effects.72.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 electricity mar

11、ket 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 government 83.Co

12、nstructing the smart grids with Chinese characteristicsa. 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 electricity users, m

13、ake 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 9b. Four problems that should be stressed for China to construct sma

14、rt grids3.Constructing the smart grids with Chinese characteristicsThe smart grid with Chinese characteristics is both strong and smart .Scientifically planning the temporal orders of making T&D systems smartThe integration of smart grid and information project should be considered in advance Stick

15、to the idea of harmonized development among smart grids, power producers and users10 c.Suggestions on Chinas smart grid construction 3.Constructing the smart grids with Chinese characteristicsDeveloping strategy for smart grids in combination of Chinas specific national conditions The study of devis

16、ing 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 generation on the gri

17、ds should be analyzed 11Conclusion 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 an