Today Iranian minister of energy Habib Allah Betraf is arriving in Yerevan on a three-day visit. Discussion of works on realization of the items of the memorandum on cooperation in the sphere of energy between the two countries signed in the course of Armenian president Robert Kocharian's visit to Teheran will become one of the main goals of his visit. Questions of building Syunik-Center high-voltage power transmission line, as well as technical-economic grounding of using Araks river hydropower potential will be discussed in Yerevan.