HEAT EXCHANGER Russian patent published in 1997 - IPC

FIELD: power engineering. SUBSTANCE: heat exchanger includes housing, heat exchanger medium supply and discharge manifolds. Heat exchange elements are made in form of panels consisting of two plates laid one on other and provided with convex and concave sections; longitudinal passages are formed in zone of convex sections and additional convexities forming transverse passages are made in concave zone. Transverse passages are used for communication of longitudinal passages. On side of ends of longitudinal passages chambers are formed by means of transverse passages which combine them hydraulically. EFFECT: enhanced efficiency. 12 cl, 19 dwg