Support of the economic and efficient operation of NPPs includes a broad range of activities and tools, in particular:

  • Projects to increase the power of nuclear units
  • Analyses and optimization of VVER unit operations
  • Improving reliability of NPP operations
  • NPP lifetime management and extension
  • Developing support tools for the effective operation of NPPs
FLUENT - Computer simulation of processes associated with media flow inside the reactor pressure vessel
Model of fuel rod layout
Model of fuel rod layout

Our Services

  • Comprehensive power uprate projects  of VVER reactor units
  • Demonstration of sufficient margins  for safe and reliable operation of power up-rated units, taking into account the requirements for long-term operation (LTO)
  • Completion of plant safety documentation, including safety reports
  •  Support for the operator regarding licensing
  • Support for the communication of utility with regulatory bodies
  • Analyses and proposals for modifying existing procedures to improve the efficiency of plant operation
  • Optimization of the fuel cycle and fuel reloads in terms of efficient use of nuclear fuel
  • Optimizing device parameters for new operating conditions
  • Development of project documentation of operating modes, units maneuverability, and ability to perform support services for the transmission grids
  • Risk-based optimization of plant shutdown schedules
  • Reliability based maintenance programs
  • Optimization of corrective actions and modifications in NPP operation, evaluation of impacts of modifications of equipment on NPP operation
  • Optimization of Plant TechSpec, Risk and reliability based modification of equipment test and calibration intervals Improving reliability of NPP operation
  • Probabilistic assessment of reliability and availability of complex systems and equipment, suggestions how to increase reliability of operation
  • Monitoring the risk of loss of production
  • Optimization by means of cost-benefit analysis
  • Analysis of operational experience, evaluation of equipment reliability
  • Reliability oriented maintenance (RCM)

 

 

  • Probabilistic assessment of reliability and serviceability of complex systems and equipment, suggestions for increased reliability of operation
  • Monitoring the risk of production outages
  • Optimization of cost-benefit analysis (cost-benefit analyses)
  • Analysis of operational experience, evaluation of device reliability, analysis of equipment reliability
  • Reliable oriented Maintenance (RCM)

 

      • Utility support for licensing of NPP technology beyond the designed lifetime
      • Demonstration of sufficient margin for safe and reliable operation in the long term
      • A complete update of safety documentation including plant safety report and PSA Study
      • Support of analyses related to the extension of NPP lifetime
      • Cooperation in aging management programs and lifetime evaluation

 

 

  • Participation at the evaluation of scheduled unit shutdowns prior to bringing the reactor back to power