ANALYSIS OF THE EFFICIENCY OF THE USE OF HEAT EXCHANGERS-HEATERS OF HEAT EXHAUST AIR HEAT
Improving energy efficiency is the main indicator of saving energy resources, on the basis of which the Russian Federation adopted a state program: "Energy saving and energy efficiency for the period up to 2020", which aims to improve financial sustainability, energy security of the Russian economy, and increase the level and quality life of the population through the realization of the potential of energy conservation and energy efficiency based on modernization, technology environmental development. From the objectives of this state program, it follows that energy efficiency must be improved at all stages of energy conversion.