& This article proposes optimal bidding strategies for a generation company (GenCo) considering risk of profit variation by self-organizing hierarchical particle swarm optimization with time-varying acceleration coefficients (SPSO-TVAC). Based on a trade-off technique, the expected profit maximization and risk minimization are achieved. Nonconvex operating cost functions of thermal generation u...

the analyze of petroleum contracts demonstrate that in respect to the intensity of the cooperation between the state company and oil companies, we could find the different evaluative categories of the contracts on upstream oil industry.historically, the first generation of the petroleum contracts was the concession agreement in which the transferring of ownership was the base. the license agree...

nowadays, congestion management is one of the major tasks accomplished by system operators to warrant the operation of transmission system within operating limits. this has resulted in unanticipated congestion interfaces in regional transmission systems. the system is, however, unable to evolve at a rate which is required to meet the quickly changing demand of competitive markets. to make the m...

In Spain, electrical industries do not charge the energy bill directly to the nal user, but they share the ownership of an enterprise (called R.E.E., Red El ectrica de Espa~ na) which gets all payments and then distributes them according to some complex criteria (amount of power generation of every company, number of customers, etc.) Recently, some of these companies have asked to redistribute ...

This paper compares the approaches taken by the managers of a small regional power grid utility cooperative and a small, privately held local loop telephone company who sought to make high-speed internet access available to their rural customers. Both the power cooperative and the telephone company set out to extend their product service mix, revenue streams, and profit margins by implementing ...

this study focuses on the effect of social and cultural determinants on generation gap in tehranian families in 2011. the purpose of this study is to determine effective factors on generation gap in tehranian families, analytical and empirical patterns and be surveyed by related theories and effective factors. the research was prepared by questions including whether there is a relationship betw...

Bank BRI is one of the state-owned banks that has a large number active millennial employees. This done by bank to answer future challenges and also prepare young talents who will later occupy strategic positions in company. The involvement generation at strategies carried out attract potential customers from next few years replace consumers previous have entered retirement or are no longer bus...