Guide vane body with vortex suppression structure ring and axial-flow nuclear reactor coolant pump
US12188489B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2024 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Jul 12, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG21C15/243
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Provided are a guide vane body with a vortex suppression structure ring and an axial-flow nuclear reactor coolant pump (RCP), including a rim cover plate, a hub cover plate, guide vane blades and a diffuser, where the hub cover plate is coaxially arranged in the rim cover plate, and a flow channel is placed between the hub cover plate and the rim cover plate, and a plurality of guide vane blades are placed in the flow channel in an array; and an outlet end of the hub cover plate is connected with the diffuser, and an outer wall of the diffuser gradually expands along a fluid flow direction; a diversion ring is arranged circumferentially on an inner wall at the outlet side of the rim cover plate, and the vortex suppression structure ring is placed at an outlet edge of the diversion ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.