Reliability investigation has always been one of the most important issues in power systems planning. The outages rate in power system reflects the fact that more attentions should be paid on reliability indices to supply consumers with uninterrupted power. Using reliability indices in economic dispatch problem may lead to the system load demand with high reliability and low probability of powe...

Summary In this study, the seismic performance of hexagrid structures which are composed of horizontal and vertical hexagrid by using a transitional story, has been investigated. To this end, 10 models of 50-story hexagrid structures were designed. 9 models with horizontal hexagrid cells which transited to vertical cells using a transitional story, and a model of completely horizontal hexagrid ...

Electrical energy plays a key role in the development of social as well economic front. The power sector has historically been owned and operated by state agencies due to its tremendous importance. It restructured over time, market is being deregulated. In terms consumer prices, efficiency, environmental implications, both regulated deregulated electricity markets offer advantages disadvantages...