Research on dynamic structural efficiency of three industries in China

Analysis of demonstration comparison of tertiary industry structure beneficial result in four province areas of South China;

Basing on the present situation of marine economy development of Liaoning Province in the recent years,from the point of viewof static state,dynamic state and structure benefit,this article analyzed the marine industrial structure,comparing with those of the whole country and other coastal provinces and cities.

The paper chooses Changdao County as a study object,by using statistical data and seeing about the economic characteristics of Changdao County,it analyzes characteristics of economic structure and evolution mode,and further analyzes the stability of industrial structure changing and industrial structure benefit.

With the shift share analysis method,this paper has analyzed the structure benefit and competitiveness of the growth of Jiangsu s service industry from 1992 to 2004,using Shanghai City and Zhejiang Province in the Changjiang Delta as the reference system.

Assessment on dynamic benefit of pumped storage power plant;

The dynamic reserve be-nefit of pumped-storage plant which is the main component of dynamic benefit is researched,and the characteristic of reserve capacity and present research status quo .

The static benefit and dynamic benefit of PSPP are studied through comparing the changes of power expansion plan and operation method with or without PSPP project.

Firstly, this dissertation makes an expatiation on the static and dynamic functions of thepumped storage power station in the power system and the static and dynamic benefits.

This thesis researches from the running principle of pumped storage power station, analyzes four dynamic benefits such as emergency duty, frequency modulation, phase modulation, black start and gives out a detailed calculation method.