HEAT EXCHANGER AND METHOD OF ITS MANUFACTURING, ELECTRIC CONTROL UNIT AND AIR CONDITIONING SYSTEM Russian patent published in 2024 - IPC F24F1/63 F28F3/08 F28D7/00 

FIELD: heat engineering.

SUBSTANCE: invention can be used in plate heat exchangers. In a heat exchanger comprising at least two plate housings laid on top of each other, wherein each of the at least two plate housings is provided with a plurality of micro-passages; at least one connecting sheet located between adjacent plate housings of at least two plate housings, wherein solder is located on each of two opposite sides of at least one connecting sheet, and solder is configured to weld and fix at least one connecting sheet with adjacent plate housings of at least two plate housings; and main collecting tube and partition, wherein the partition is located in the main collecting tube, wherein the main collecting tube is divided into at least two groups of collecting tubes corresponding to the plurality of micro-passages; and a plurality of micro-passages pass through the wall of the main collecting pipe and are connected to at least two groups of collecting pipes, respectively.

EFFECT: simpler and higher reliability of the heat exchanger soldering process.

13 cl, 50 dwg