DISTRICT HEATING SYSTEM Russian patent published in 2001 - IPC

FIELD: heat supply of dwelling, public and industrial buildings. SUBSTANCE: district heating system comprises the direct and return mains of the heating system, making up jointly with the local circulation circuit of the building heating appliances a system of centralized circulation of the heat-transfer agent, connected in which to the return mains with the return heat-transfer agent is the low-temperature heating system by the floor heating panels. A local afterheating source of heat energy is connected to the feeding pipe-line of the low-temperature heating system by the floor heating panels. EFFECT: enhanced reliability of the heating system. 3 cl, 2 dwg