The contract for connection of Kazanskaya TETs-1 to PRANA forecasting system was signed during St. Petersburg international economic forum 2017. Under the contract main power equipment of the units (two GE PG6111FA gas turbine plants, two Т-40/50-8.8 steam turbines manufactured by Ural turbine plant, EMalliance heat recovery steam generators, three Atlas Copco booster compressor stations) were connected to the system. To forecast the condition of equipment PRANA creates a mathematical model of the object on the basis of reference parameters of properly functioning equipment.