SHELL AND TUBE EQUIPMENT WITH A BYPASS Russian patent published in 2020 - IPC F28F27/02 F28D7/00 

FIELD: technological processes.

SUBSTANCE: shell-and-tube equipment comprises an inlet channel for the first fluid to be cooled, an outlet channel for cooled first fluid medium, a plurality of tube bundle tubes, at least one tube grid, a jacket tightly enclosing the pipes of the tube bundle, and bypass system for temperature control at outlet of first fluid medium with maintenance of certain target value. Bypass system contains a box installed inside the outlet channel. Box is equipped with a through hole or a passage, a control valve and a box grid of the box. Box is additionally equipped with bypass bayonet pipes. Each bayonet tube is partially inserted into the corresponding pipe of the tube bundle.

EFFECT: reduced dimensions and temperature conditions of equipment operation, increased repairability and corrosion resistance of equipment.

16 cl, 7 dwg