HRSG with stepped tube restraints
US10907821B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2019 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | May 8, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF22B37/40
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heat recovery steam generator (HRSG) includes: a plurality of vertically-aligned HRSG tubes; and a plurality of stepped tube restraints coupled to the plurality of vertically aligned HRSG tubes. Each stepped tube restraint includes a plurality of tube restraints. The plurality of tube restraints are arranged in an array such that each successive tube restrain is vertically higher than and axially aft of an adjacent tube restraint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.