... industry and R&D and process heat user industries. fission reactors heat transfer Europe has been a leader in high temperature reactors (HTRs) development from the 1960s to the 1980s: the test reactors DRAGON and AVR have been constructed and operated—AVR, accumulated a 21 year operating...

... circuit circulation time (s) ψ ( t ) dimensionless neutron density fission reactors hydrodynamics circulating fuel reactor (CFR) molten salt reactor (MSR) system dynamic behavior Modeling of fluid-fuel systems such as circulating fuel reactors (CFRs...

... 01 07 2010 01 07 2010 13 12 2010 13 12 2010 bubbles channel flow drag fission reactors two-phase flow gas-liquid two-phase flow bubble flow drag coefficient interfacial area concentration two-fluid model Subchannel analysis is a familiar method to predict...

... IS process HTTR fission reactors hydrogen production iodine nuclear power stations safety sulphur 29 06 2010 02 07 2010 29 10 2010 29 10 2010 Figure 4 shows the transient behavior of the peak fuel temperature and the pressure of primary cooling system. Figure 5...

... in the loss of structural integrity of pipes ( 1 2 ). boilers corrosion fission reactors inspection pipe flow pipes probability 10 08 2009 28 08 2009 24 09 2010 24 09 2010 2011 American Society of Mechanical Engineers ...

... the DNB as bubble congestion in a bubbly layer close to the heated wall is suitable. atmospheric turbulence Boltzmann equation finite volume methods fission reactors numerical analysis Poisson equation 22 07 2009 28 07 2009 12 08 2010 12 08 2010 2010 American...

... in Japan. 12 08 2009 11 11 2009 09 07 2010 09 07 2010 ageing embrittlement failure analysis fission reactors fracture nuclear power stations steel surveillance Neutron irradiation embrittlement of reactor pressure vessel steels is one of the important aging issues...

... Conference on Fluidization , Paper No. 65. 14 11 2008 25 11 2008 02 10 2009 fission reactors fluidised beds mining nuclear power pressure fluctuations Hurst exponent spouted bed particle properties The second phase of the NGNP/AGR fuel development...

... refueling extended operation actinides fission reactor fuel fission reactors nuclear power stations 30 11 2008 07 12 2008 11 06 2009 2009 American Society of Mechanical Engineers ...

... configurations. 29 11 2008 07 12 2008 11 06 2009 energy conservation fission reactors hydrogen production Monte Carlo methods This paper is focused on feasible autonomous control strategies for Generation IV very high temperature reactors (VHTRs)-based systems for hydrogen...

... at a reactor outlet temperature of 900 ° C . Overall syngas production efficiency is determined as a ratio of the heating value of the produced syngas to the sum of the heating value of the coal plus the high-temperature reactor heat input. coal fission reactors hydrogen economy 2009...

... the real RPV conditions. annealing brittle fracture fission reactors fracture toughness Monte Carlo methods nuclear power stations pressure vessels welds 2009 American Society of Mechanical Engineers ...

... pebble arrangement. 21 07 2008 28 07 2008 02 10 2008 computational fluid dynamics fission reactors temperature New power plant concepts based on a very high temperature reactor (VHTR) have become of interest for an energy source for hydrogen production ( 1 2 3...

... that current technology can match the pressure and temperature parameters proposed. boilers cogeneration fission reactors hydrogen economy nuclear power stations power generation reliability 17 06 2008 23 06 2008 01 10 2008 A single-reheat steam-cycle arrangement...

... gas turbines closed loop systems fission reactors computational fluid dynamics power engineering computing mechanical engineering computing control system synthesis control engineering computing power grids 2007 American Society of Mechanical Engineers ...