HEAT EXCHANGER FOR COOLING OF HOT GASES, AND HEAT EXCHANGE SYSTEM Russian patent published in 2015 - IPC F28D7/02 F28F9/02 F22B1/18 

FIELD: heating.

SUBSTANCE: heat exchanger includes the following: at least one vertically oriented tank containing a bath of cooling fluid medium and having a space for collection of a vapour phase generated above the above said bath of cooling fluid medium, one vertical tubular element inserted inside the above tank, open on ends and coaxial to the above tank, one spiral channel that is turned about the tank axis, inserted in the above coaxial tubular element, one outlet for vapour phase generated in the upper part of the above tank; with that, at least one transportation line is inserted in the lower part of the vertical tank, open on both ends, one of which is connected to the vertical tank and the other one is free and is located outside the above said tank; with that, the above said transportation line is tubular and projects sideways outside the above said heat exchanger, includes at least one central internal channel that is interconnected as to fluid medium with the spiral channel and passes vertically along the tubular element inserted in the vertical tank; with that, the channel has an external jacket in which cooling fluid medium circulates.

EFFECT: increasing safety and serviceability of a heat exchange system.

20 cl, 1 dwg