Berlin HMI

Organisation:            Hahn-Meitner-Institut / BENSC

Installation:                 BER-2

Type:                          pool reactor,10 MW, LEU, Be-reflector, critical in 1991, unperturbed th= 3·1014 n/cms,

Address:                    Glienicker Str. 100
14109 Berlin, Germany

Home page:    

Contact:                     Dr. Herbert Krohn

Phone / fax:               +49-30 80622740             fax: -2999


Secretary:                  Antje Thomas 2742


CNS:                          one, operating since 1991

moderator:                 H2                               phase:                        super-critical

volume:                      1 L                              temperature:             27 30 K

pressure:                   1.3 / 1.9 MPa            heat removal:            forced (circulator)

power:                        1800 W                     refrigerator:               AL, screw,

material: chamber:            AlMg3                vacuum thimble:            AlMg3

performance:             90 % reliability, if not stopped during reactor shut-down


remarks:                    reactor does not need to shut down in case of CNS failure (room temperature cooling loop).

(recent) publications: CNS gain curve in Neutron News 3/93 p.17

                                nothing more recent ?