Jules Horowitz Reactor (JHR)

Experimental reactor, material testing and radioisotope production reactor, owned by the CEA.

Main services:

  • Project managing with the CEA including design of the facility
  • Designer and manufacturer of primary equipment (reactor block)

© TechnicAtome

© RAZEL avec l'aimable autorisation du CEA

Main stages:

  • 2002 : Beginning of design studies
  • August 2009 First concrete cast
  • Decembre 2013 : Installation of the reactor dome
  • March 2017 : End of civil engineering work for the reactor building
  • May 2018 : Shop test assembly of the pile block
  • Summer 2019 : Start of assembly of the reactor block and introduction of the primary heat exchangers
  • Mid 2020 : Start of Electromechanical assemblies in the Nuclear Unit
  • Late 2020 : Introduction of the pile block