The finished price of electric energy in power plants is one of the most influential parameter in making decission on construction, type & site selection of power plants. In Addition to the Aforesaid parameter , economical operation of powwer plant, which aims at minimization of the
total operational costs is another important factor to be considered, in order to ensure the reliable non-intrupted supply of energy to the consummers. It is obrious reaching to the level of relatively economical operation makes it necessary to accept some limitation & submit to some circumstances. This may even prvent us from utilizing the generating . In this paper while dealing with the finished price of electrical energy generated in tabriz power plant during years 1372 to 1374 (persian calendar) , optimal methods of electric energy finished price reduction are proposed.