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who we are
 
Pebble Bed Modular Reactor (Pty) Limited (PBMR) was established in 1999 with the intention to develop and market small-scale, high-temperature reactors both locally and internationally.
 
The 800-member PBMR project team is based in Centurion near Pretoria, South Africa (map).
 
The PBMR is a helium-cooled, High Temperature Reactor (HTR).  Although it is not the only HTR currently being developed in the world, the South African  project is on schedule to be the first commercial scale HTR in the power generation field.  Very high efficiency and attractive economics are possible without compromising the high levels of passive safety expected of advanced nuclear designs.
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what is PBMR?
 
The PBMR essentially comprises:
A steel pressure vessel which holds the enriched uranium dioxide fuel encapsulated in graphite spheres.  The system is cooled with helium and heat is converted into electricity through a turbine.
 
The plant comprises (1) a module building with the reactor pressure vessel (RPV) and the power conversion unit (PCU).
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why PBMR?
 
Safe, clean, cost-competitive, versatile, and adaptable.  These, in a nutshell, are the features of South Africa's Pebble Bed Modular Reactor (PBMR).
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project status
 
From a small nuclear engineering company with barely 100 employees at its inception in 1999, Pebble Bed Modular Reactor (Pty) Ltd (PBMR) has grown into one of the largest nuclear reactor design and engineering companies in the world. In addition to the core team of some 800 people at the PBMR head-office in Centurion near Pretoria, more than a 1000 people at universities, private companies and research institutes are involved with the project.
 
Pebble Bed Modular Reactor (Pty) Limited is a public-private partnership comprising the South African government, nuclear industry players and utilities. The PBMR is a strategic national project due to its significance to South Africa and its potential in international markets, as a prospective provider of safe, clean energy.
 
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  "The South African PBMR technology will become the world's first successful commercial generation IV reactor."  
  Dr Regis Matzie, senior vice-president and chief technology officer of Westinghouse  
     
     
  how safe is PBMR?  
     
  The PBMR has inherently safe features as a result of the design, materials used, fuel and physics involved.  
     
  This is why, should a worst-case scenario occur, no human intervention is required in the short or medium term.  
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  making headlines  
     
 
Eye to the Future
 -  JAN Wessels, CEO of Denel Dynamics, likes to compare the importance of investing in new technologies and the skills needed to develop them to forestry: you need to invest now for what you hope to harvest in 20 years’ time. In many ways the uncertain future of the Pebble Bed Modular Reactor...
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  news releases  
     
 
Algeria Shows Keen Interest in South Africa’s Pebble Bed Technology
 - A high-level delegation under the leadership of Dr M Derdour, Chairman of the Algerian Atomic Energy Commission (Comena), is currently in South Africa to actively pursue involvement in the field of nuclear, including showing a keen interest in the country’s pebble bed modular reactor (PBMR)...
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