Heat exchanger with heat transfer augmentation features
US12281860B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2024 |
| Grant date | Apr 22, 2025 |
| Priority date | — |
| Expiry date | Apr 10, 2044 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF28F2001/428
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heat exchanger includes a plurality of longitudinally-extending first channels and a plurality of second channels fluidly isolated from the plurality of first channels. Each first channels includes a plurality of spiraling internal fins and a plurality of external fins. The internal fins extend from and are integrally formed with the internal walls of the first channel. The external fins connect extend from and are integrally formed with the external walls of the first channels, connecting channels together. The plurality of second channels is defined in part by external walls of the plurality of first channels and the plurality of external fins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.