SOLAR ENERGY ACCUMULATOR Russian patent published in 1995 - IPC

FIELD: accumulation of heat. SUBSTANCE: radial passages are located in horizontal planes on the bottom and under cover of reservoir which is filled with heat-transfer agent and is provided with transparent hermetic envelope forming air chamber together with wall of reservoir; arranged in this chamber vertically are peripheral passages whose number is equal to that of radial passages. Arranged radially under bottom and above cover of reservoir are bars which form passages brought in communication with air interlayer. EFFECT: enhanced efficiency. 3 dwg