BUILT-IN HEATING UNIT OF WATER HEATER WITH HEAT ACCUMULATOR Russian patent published in 2014 - IPC F24H1/20 

FIELD: heating.

SUBSTANCE: invention relates to heat power engineering and can be used in water heaters for domestic water supply. The essence of the invention consists in the fact that an additional heating unit for heating water in a tank (1) of a water heater with a heat accumulator is intended to be set inside the said tank, is switched on at each water consumption action, heats the water inside the said additional unit only and comprises a chamber, an inlet branch pipe leading to the said chamber, an outlet branch pipe leading out of the said chamber, electrical resistance set inside the said chamber and controlled by a flow metre when the water is needed. Additionally a water heater with a heat accumulator is proposed. It comprises a storage tank, heating units for heating the accumulated water in the said tank, a temperature control unit for the water accumulated in the said tank and the said additional heating unit.

EFFECT: increased efficiency of water heating.

8 cl, 3 dwg