HEAT EXCHANGE APPARATUS Russian patent published in 1995 - IPC

FIELD: heat engineering; removal of heat from first loop of nuclear power plant. SUBSTANCE: tubular finned thermal radiator is mounted in heat exchange apparatus in vertical gas chamber having cooled walls. It is located on side from radiating surface and is provided with at least one shield. Chamber is provided with branch pipes for its evacuation, supply and discharge of cooled and cooling heat-transfer agents and gas. Thermal radiator is made in form of panels with shield. Panels are mounted along flat parallel walls of chamber facing each other by shields, thus forming space between them which is open at top and bottom. Cooling heat-transfer agent supply branch pipes are arranged in top portion of chamber. Panels are made from athermal tubes. Chamber is additionally provided with fan for circulating in it. EFFECT: enhanced efficiency. 4 cl, 1 dwg