Spotlight
eVinci
Project Overview
The U.S. Nuclear Regulatory Commission (NRC) is planning to engage in preapplication interactions with Westinghouse Electric Company. Westinghouse is a Cranberry Township, PA company designing the eVinci micro reactor. The eVinci design is between 200 kWe to 5 MWe.
For more information, please see the eVinci pre-application documents (NRC Docket 99902079).
To subscribe to the Westinghouse eVinci email service, select Westinghouse eVinci from the Advanced Reactors list after entering your email into the GovDelivery system.
Pre-Application Activities
| Document | Type | Reference | Status |
| Operations and Remote Monitoring | White Paper | Non-public proprietary |
Feedback provided ML23037A910 |
| Westinghouse eVinci Microreactor 2020 Pre-Application Regulatory Engagement Plan | Regulatory Engagement Plan | ML21326A275 | No review requested |
| Licensing Basis Event Identification, SSC Classification and Defense-in-Depth Adequacy | White Paper | ML21344A063 | Feedback provided ML22059A483 |
| Facility Level Design Description | White Paper | Non-public proprietary | Feedback provided ML22059A460 |
| Principal Design Criteria | White Paper | Non-public proprietary | Feedback provided ML22059A460 |
| Safety and Accident Analysis Methodologies | White Paper | Non-public proprietary | Feedback provided ML22059A460 |
| Regulatory Analysis | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Deployment Model | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Safeguards Information Program Strategy | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Test and Analysis Process for Design and Development | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Functional Containment and Mechanistic Source Term | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Composite Material Qualification and Testing | White Paper | Non-public proprietary | Feedback Provided ML22165A116 |
| Fuel Qualification and Testing | White Paper | Non-public proprietary | Feedback Provided ML22287A164 |
| Code Qualification | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Advanced Logic System® | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Emergency Planning and EPZ Sizing Methodology | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Component Qualification | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Physical Security | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Heat Pipe Design, Qualification, and Testing | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Nuclear Design Report | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Transportation and Packaging | White Paper | Non-public proprietary | Feedback Provided ML22264A312 |
| Refueling/Decommissioning | White Paper | Non-public proprietary | Feedback Provided ML23006A260 |
| Transient Testing | White Paper | Non-public proprietary | Feedback Provided ML23006A260 |
| Phenomena Identification and Ranking Table (PIRT) | White Paper | Non-public proprietary | Feedback Provided ML23006A260 |
| Seismic Methodology | White Paper | Non-public proprietary | Feedback Provided ML23006A260 |
| Westinghouse eVinci Microreactor 2022 Pre-Application Regulatory Engagement Plan | Regulatory Engagement Plan | ML22355A185 | No review requested |
| Westinghouse Advanced Logic System (ALS) v2 Topical Report (WCAP-18762-P/NP) | Topical Report | ML22355A231 ML22355A236 |
Approved for Use ML25065A074 |
| Westinghouse Advanced Logic System v2 Development Process Topical Report (WCAP-18780-P/NP) | Topical Report | ML22355A238 | Approved for Use ML25065A074 |
| Inservice inspection /inservice testing | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| Post-Accident Monitoring System | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| Equipment qualification | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| Fire protection | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| PRA and transportation risk | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| Cyber Security | White Paper | Non-public proprietary |
Feedback Provided ML23181A000 |
| Radiation Protection and Contamination Control | White Paper | Non-public proprietary |
Feedback Provided ML23244A651 |
| Principal Design Criteria | Topical Report | ML23179A196 ML23179A199 |
Approved for Use ML25017A237 |
| Use of LMP Methodology for the eVinci Microreactor Design | White Paper | ML23333A835 | Withdrawn |
| Westinghouse eVinci Microreactor 2023 Pre-Application Regulatory Engagement Plan | Regulatory Engagement Plan | Non-public proprietary | No review requested (ML23355A165) |
| Fuel Design Methodology | Topical Report | ML24214A281 | Under Review |
| Nuclear Design Methodology | Topical Report | ML24137A248 | Under Review |
| Factory Manufacturing and Assembly joint report | White Paper | ML24103A037 | Under Review |
| Advanced Logic System v2 Platform Elimination of Technical Specification Surveillance Requirements | Topical Report | ML23354A142 | Under Review |
| Westinghouse eVinci Microreactor 2024 Pre-Application Regulatory Engagement Plan | Regulatory Engagement Plan | Regulatory Engagement Plan | No review requested (ML24354A171) |
Page Last Reviewed/Updated Thursday, March 20, 2025
Page Last Reviewed/Updated Thursday, March 20, 2025