shah beygi, named natarazi , is a familiar story of recent years in the country's energy sector . let's take a look at the country's development plan, we should have at least one billion we are injecting 250 million cubic meters of light gas into the national network, while with all the production capacities that we have in the service last year for about 850 million cubic meters of gas , we have seen a balance of about 400 million cubic meters of room , but we are conflicting. which is a reality and we are facing it and it will continue. we launched the first power plant due to wear and tear and the long life of the parts also cause such incidents for our cameras until our unit becomes the compressor blades are completely damaged the steps you can see all of them harm omar's life the equipment is high and they are worn out. it has been 50 years since these power plants, so called pixar, are not many in number and in the term 20% efficiency, but they are also high . currently, the efficiency of the units is 22 to 23%. this number means 23 units. 80% of the input energy that enters