STEAM-TURBINE CONDENSING UNIT Russian patent published in 1995 - IPC

FIELD: power engineering. SUBSTANCE: condensing unit has on steam side case 1, main tube bank 3, steam- air mixture cooler bank 4 formed inside main bank by means of partitions 5 and provided with outlet header 6 for accumulating and discharging the mixture, inlet header for accumulating and feeding the mixture sectionalized by intermediate partitions 2 with holes for tubes; entire cooling surface is divided into modules, each provided with separate mixture outlet; bottom part 8 of main tube bank located at bottom of trapezium is isolated for steam and mixture by partitions 7 from its remaining part; each side part of main tube bank and tube bank in trapezium base are provided with mixture collector 12 formed by main-bank tubes on mixture inlet side and by partitions 5 and 7 with ports 11 for passing mixture to cooler (aftercooler); screens 10 are arranged opposite to ports 11; header of bank 8 communicates with afercooler through duct 9 passing mixture into aftercooler. EFFECT: enlarged functional capabilities. 2 dwg