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Nuclear Research and Consultancy Group (NRG)

1. The High Flux Reactor
 
 

The MTR work is contracted out by British Energy to the Nuclear Research and Consultancy Group (NRG): this is a Dutch institute that performs nuclear research for the government and private companies. It is the most important producer of radionuclides in Europe and maintains and operates the Petten nuclear research reactors (consisting of a high flux reactor and a low flux reactor).

 

1. The High Flux Reactor

 

The High Flux Reactor is a tank-in-pool multi-purpose test reactor with a thermal power of 45MW.  It has a core arrangement of 9 x 9 positions, contains 33 fuel elements, 6 control rods and 22 reflector elements, providing a total of 20 in core testing positions.

 

 

Fig 80. The High Flux Reactor at NRG Patten
Fig 81. The High Flux Reactor at NRG Patten