NUKERN

NUKERN

NUKERN is an open-source nuclear reactor simulation software. It allows users to model and simulate various reactor designs and components to analyze performance and safety parameters.
nuclear reactor simulation modeling opensource

NUKERN: Open-Source Nuclear Reactor Simulation Software

NUKERN: An open-source nuclear reactor simulation software for modeling and simulating various reactor designs and components to analyze performance and safety parameters.

What is NUKERN?

NUKERN is an advanced open-source software for modeling and simulating nuclear reactors. It provides a flexible and extensible framework for analyzing various reactor types and designs, including thermal and fast reactors.

Some key features of NUKERN include:

  • Comprehensive physics modules for fluid flow, heat transfer, neutronics, fuel performance, and other areas
  • High-fidelity multidimensional (1D, 2D, 3D) modeling and simulation capabilities
  • Coupled multiphysics solutions
  • Extensive materials property library
  • Scripting interface to facilitate modeling complex geometries and automation
  • Post-processing for visualization and data analysis
  • Validation against experimental data and benchmarks

NUKERN enables researchers and engineers to gain important insights into reactor behavior during steady-state and transient scenarios. This can help improve designs, safety margins, and performance. The open-source nature also facilitates collaboration and continuous improvement of models by the international research community.

Overall, NUKERN serves an important role in understanding and advancing nuclear technology through high-fidelity physics-based modeling and simulation.

NUKERN Features

Features

  1. Models neutron transport and thermal hydraulics
  2. Simulates steady-state and transient reactor behavior
  3. Includes libraries of common reactor components
  4. Allows creating custom reactor designs
  5. Has graphical user interface for model building
  6. Outputs key reactor parameters like power, temperature, flow rates
  7. Has plotting capabilities for results analysis

Pricing

  • Open Source

Pros

Free and open source

Actively developed and maintained

Validated against experimental and operational reactor data

Allows testing new reactor designs without physical prototyping

Modular and extensible architecture

Cross-platform compatibility

Cons

Steep learning curve

Limited documentation and training resources

Not as feature rich as some commercial software

Lacks built-in nuclear data libraries

Primarily focused on thermal reactors, less support for fast reactors

Official Links


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