TANK-ACCUMULATOR FOR FEED WATER OF BOILER Russian patent published in 1994 - IPC

FIELD: heat and power engineering. SUBSTANCE: tank-accumulator has case 1 with branch pipes for supplying condensate 2, additional water 3 and discharging of feeding water 4. Heat exchanger 5 made of 'pipe within pipe' is positioned at the bottom part of the tank. Internal space 7 of heat exchanger 5 is coupled with the branch pipe for supplying condensate with its one end and mounted coaxially to the branch pipe for discharging feeding water having space 8 with its other end. The branch pipe for supplying water is in communication with space of tank case through outer space 9 of heat exchanger 5 made with a spaced relation 10 to wall of case 1. EFFECT: improved design. 1 dwg