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RX Inc.
RX Inc.
Reactor

SMR
Design · Analysis · Testing · Licensing

We possess essential element technologies required at every stage of reactor development.

01

Design

Reactor key component and system design package development. Rapid production of calculations, drawings, and evidence documents.

  • Fluid System Design
  • Mechanical Design
  • Core Design
  • RV, RCH, RVI, RCP, SG, PZR, Piping, Supports

ASME / KEPIC Code Compliance

02

Analysis

Multi-physics simulation-based design verification and optimization.

  • Thermal-Hydraulic Analysis
  • Structural Analysis
  • Seismic Coupling Analysis

03

Testing

Building test data systems for licensing, advancing simulator-based verification.

  • V&V
  • CVAP, Structural Vibration
  • Manufacturability & Welding Qualification

04

Licensing

Automated requirement-evidence mapping, document packaging, change impact analysis.

  • Regulatory Document Mapping
  • Change Impact Analysis
  • Licensing Document Packaging
Delivery Approach

Project Delivery Approach

01

Design Package

Rapid production of complete design packages including calculations, drawings, and evidence tailored to client requirements

02

Licensing Support

Building licensing document packages aligned with regulatory requirements and managing change impact

03

Automated Workflow

Accelerating repetitive design and licensing tasks with AI-based automation systems

Core Technologies

4 Core Technologies

RX's proprietary technologies — built on industry-academia-research collaboration

Material Property Inspection

SMR Material Property On-site Inspection Solution

Non-destructive on-site measurement of nuclear equipment material properties. Listed in ASTM international standards (2025.10).

ASTM International Standard Listed (2025.10)

Steam Generator Design

Steam Generator Design Platform

Integrated support from design through licensing evaluation. Co-developed with KAERI.

KAERI Co-development

RCP Licensing

RCP MIV

Generating mechanically-induced vibration (MIV) loads for integral reactor RCPs, addressing NRC RG 1.20. Joint research with KAERI.

NRC RG 1.20 Compliance — KAERI Joint Research

SMR Mechanical Analysis

SMR Mechanical · Structural · Seismic · CVAP

Mechanical design, structural analysis, seismic analysis, and Comprehensive Vibration Assessment Program (CVAP) for SMR reactor structures. Full coverage of design safety verification.

Full Design Safety Verification Coverage