Patent ID: 8261774
Filing Date: 2012-09-11
Classification: F28D,Y02E,Y10T

Abstract:
1. An inlet stratification device for providing and maintaining stratification of a fluid in a tank, said stratification device arranged vertically in the tank and comprising an inlet pipe at least partially formed of a flexible porous material and having an inlet, an upper end and a lower end, and wherein the inlet pipe is provided with outlets formed of the pores of the porous material; and at least one outer pipe surrounding the inlet pipe and being at least partially formed of a flexible porous material and having outlets formed of pores of the porous material, and having an upper end and a lower end, wherein the inlet pipe and the at least one outer pipe are configured to collapse and expand such that inflow and outflow through the pores of the flexible porous material of the inlet pipe and the at least one outer pipe is substantially prevented in regions of the inlet stratification device where the temperature of the fluid inside the device differs from the temperature of the fluid outside of the device.