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US 2026/0129797 A1Published application
Dimple turbular heat exchanger used for apu
AssigneeHoneywell International Inc.
InventorsDing-Wei Zhou, Quang Do
Life of this patent
Estimating the term…
Abstract
A heat exchanger includes a microtube defining a lumen and including a plurality of dimples configured to cause a turbulent flow of a fluid within the lumen of the microtube. The microtube has an outer diameter equal to or less than 5 mm.
Claims20
A heat exchanger comprising:
- a microtube defining a lumen and including a plurality of dimples configured to cause a turbulent flow of a fluid within the lumen of the microtube,
- wherein the microtube has an outer diameter equal to or less than 5 millimeters (mm).
A method of making a microtube, the method comprising:
- printing a microtube defining a lumen, the microtube comprising an inner surface and an outer surface;
- and
- printing a plurality of dimples in the inner surface of the microtube, each dimple of the plurality of dimples being configured to cause a turbulent flow of a fluid within the lumen of the microtube, and
- wherein an outer diameter of the microtube is equal to or less than 5 millimeters (mm).
1 more element
Dependencies are inferred from the claim text.