Apros® Case, TVO Finland

Apros® has been successfully utilised in different phases of the nuclear power plant life-cycle at TVO, Finland.

Process Simulation and Safety Analysis

Our key product for process simulation and safety analysis is Apros® - Advanced Process Simulation Software. Apros® enables the modelling and simulation of complex NPP configurations, from solving engineering issues to the dynamic testing of digital instrumentation and control systems. In a single software tool we successfully combine high accuracy with high simulation speed making APROS® an excellent choice for a variety of use cases from safety analysis to full-scope training simulators.

Process Simulation and Safety Analysis expertise

Process Simulation and Safety Analysis

Nuclear Safety Analysis

Fortum provides you with experience in safety analysis for nuclear power plants and nuclear facil­ities.

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Operating Nuclear Power Plants

Control Room Design Services

Fortum’s control room design and consulting services cover projects ranging from small improvements to complete control room implementations, including services from pre-engineering to commissioning and licensing.

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Operating Nuclear Power Plants

Virtual Panels

Give your plant personnel a fast, flexible and easy-to-use simulator interface at a low cost.

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Process Simulation and Safety Analysis products


Apros® – Advanced Process Simulation Software

Apros® Nuclear is a comprehensive, accurate and user-friendly tool for modelling and dynamic simulation of nuclear power plants.

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Our simulation and safety analysis knowledge has been utilized around the world


Apros® is used in 32 countries


Over 800 Apros® licenses have been delivered


Years of experience in designing, licensing and operation of NPPs

Beside our Apros® simulation software, our comprehensive safety analysis offering includes:

  • Probabilistic Risk Analysis
  • Severe Accident Management
  • Radiation safety
  • Deterministic Safety analysis

As well as the following simulator types:

  • Engineering Simulator
  • Development Simulator
  • I&C Testing Simulator
  • Full Scope Training Simulator
  • Full Scope Simulator in Virtual Reality

Toni Salminen

Senior Manager
Tel: +358 400 519 650
toni [dot] salminen [at] fortum [dot] com

Nuclear power

We offer services for the whole life-cycle of nuclear power plants

More about Nuclear Services