Vertical heat recovery system
AssigneeZypho, SA
InventorJosé Alberto GARCIA MELIÇO
Life of this patent
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Abstract
A vertical heat recovery system (1) for drains suitable for the recovering heat from drain water to mains water. The vertical heat recovery system (1) comprises an external pipe (2), an internal pipe (3) arranged inside the external pipe (2), wherein the internal pipe (3) comprises at least one wall and has a corrugated geometry to increase the heat transfer area. The system (1) further comprises at least one turbulator (6) configured to optimize the turbulence regime flow conditions of mains water, thus substantially improving the heat recovery from drain water.
Claims14
A vertical heat recovery system (1) for drains suitable for recovering heat from drain water to mains water, comprising:
- an external pipe (2) for mains water comprising a first mains water passage (2.1) arranged at a top section (10) of the system (1), and a second mains water passage (2.2) arranged at a bottom section (11) of the system (1);
- an internal pipe (3) for drain water arranged inside the external pipe (2),
- wherein the internal pipe (3) comprises a corrugated geometry, and
- wherein the internal pipe (3) comprises at least one corrugated wall (3.1);
- a first drain water passage (4) arranged at the top section (10) of the system (1);
- a second drain water passage (5) arranged at the bottom section (11) of the system (1);
- at least one turbulator (6) arranged on the external surface of the internal pipe (3);
- at least two bolts (8) arranged in the external pipe (2).
Dependencies are inferred from the claim text.