One of the main factors which defines modern economy is energy efficiency, namely, rationality of use of natural resources, first of all fuel resources, their economic use. Energy saving and energy efficiency improvement should be considered as one of the main sources of future economic growth.
Keywords: heat recovery system, economic and ecological effect, plate heatexchangers, ribbed panel, laser welding, ribbed panels, heating uni

Aksyushin, M

Kalugin, M

Ryabov, E

Yaroshenko, Y