HEAT EXCHANGE ELEMENT (OPTIONS) Russian patent published in 2019 - IPC F28D7/10 

FIELD: heat exchange.

SUBSTANCE: heat exchange element is intended for use in the composition of the steam generator of shipboard atomic steam generating plants and nuclear power plants with a pressurized water / water reactor. Technical result is achieved due to the variant execution of the device with an outer pipe having local coaxial extensions or fins, and with an inner pipe having spacer elements, or pipes in the form of a coil having a small radius of winding.

EFFECT: increase the life of the heat exchange element, increase the efficiency of heat exchange, reduce the time of manufacture of the heat exchange element.

4 cl, 5 dwg