Controllability Analysis of Aggregate Demand Response System in Multiple Price-Change Situation

Author(s):  
Kazuhiro SATO ◽  
Shun-ichi AZUMA
2015 ◽  
Vol 2015 ◽  
pp. 1-11 ◽  
Author(s):  
Kazuhiro Sato ◽  
Shun-Ichi Azuma

In order to characterize the controllability of the aggregate demand response, that is, the aggregated consumer behaviors, the paper introduces the concept of controllability index which expresses the lowest occurrence probability in total electric consumption which can be changed by electric price. As the number of consumers is larger, it becomes difficult to directly analyze the controllability index. To resolve the difficulty of the large number of consumers, by using the central limit theorem, the paper approximates the controllability index and gives the solution maximizing the approximated controllability index.


2014 ◽  
Vol 521 ◽  
pp. 444-448 ◽  
Author(s):  
Yan Kai Guo ◽  
Bing Qi ◽  
Song Song Chen ◽  
Ming Zhong

The double pressures of resources and environment have brought the global power industry into the era of Smart Grid. In order to better promote the development of Demand Response of Smart Grid and to offer new regulation resources for the safe and stable operation of electric power system, OpenADR, the Open Automated Demand Response Communications Specification, has been discussed in detail, which aims at the problems of energy efficiency and the contradiction between power supply and demand. And a design scheme of Auto-DR system which introduces in detail the system architecture and the communications architecture based on OpenADR was proposed to realize the two-way communications between Utilities and end-users, and the problems such as the peak, the gap between supply and demand and the electricity structure management would be consequently solved. This scheme has a certain reference value to the Demand Side Management under the framework of Smart Grid.


2013 ◽  
Vol 448-453 ◽  
pp. 2769-2774 ◽  
Author(s):  
Chun Hua Yan ◽  
Xiang Ping Lai ◽  
Mi Fang Yan ◽  
Mao Hua Shan

This paper describes the concept and classification of demand response as well as the application status of demand response at home and abroad, designs the overall technical architecture of demand response system, and takes direct load control as an example, then design the entire business process, the internal and external information flow of direct load control based Demand Response system. The research results of this paper will provide China useful references for the future development of demand response management system with independent intellectual property rights.


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