1. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 1 EURISOL DS PROJECT Task#2: MULTI-MW TARGET 1st year planning Y. Kadi (AB/ATB) European Organization for Nuclear Research, CERN CH-1211 Geneva 23, SWITZERLAND yacine.kadi@cern.ch

2. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 2 Main goals for the first 12-15 months  Provide a first technical design of the liquid Hg proton-to-neutron converter (output to tasks 4 and 5)  Provide a status report on optimum method for continuous extraction of radioisotopes  Provide a preliminary engineering design and cost evaluation of the liquid Hg test loop  Initiate technical study on the integration of the entire target station TASK #2 – Multi-MW Target

3. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 3 Engineering Study of the liquid metal converter  Definition of the main parameters (neutron flux angular and energy distributions, radiation damage, heat deposition, spallation product distributions) as a function of energy (1 – 3 GeV) and type of incident particle (p or d)  Establishment of the operation modes (Hg flow rates, cavitation limits, thermo-mechanical behaviour of the structures under normal operating conditions)  Evaluation of the feasibility of a windowless configuration Breakdown of work (per sub-task)

4. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 4 Innovative waste management in the liquid Hg loop  List of radioisotopes to be extracted  Literature research on the behaviour of these isotopes in Hg and appropriate extraction methods  Theoretical prediction of the chemical behaviour of the isotopes of interest using the MIEDEMA model  Selection of the best method of separation Breakdown of work (per sub-task)

5. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 5 Engineering design and construction of a functional liquid Hg loop  Evaluation of the optimal engineering design of the liquid Hg loop components (electro-magnetic pumps, flow meters, piping, diagnostics and controls)  Design of the experimental Hg loop for tests of pump and other components Engineering design of the entire target station  Initiate technical study on the fission target integration  Initiate technical study of the target enclosure and front end (HV platform)  Initiate technical study of the remote handling equipment Breakdown of work (per sub-task)

6. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 6 P4- CERN  Neutronic characterisation of different liquid metal converter configurations (tasks 4, 5)  Computation of energy deposition using FLUKA.  Monte-Carlo calculations of waste production in liquid Hg (spallation product distribution, task 5).  Monte-Carlo calculations of waste production in fission target (tasks 4, 5).  Radiation damage calculations (H, He production and dpa’s on structural materials).  Estimation of the yield of isotopes of interest for medical applications (task 4). Breakdown of work (per participant)

7. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 7 P18- PSI  CFD modelling of the reference target design using CFX4 (special free surface capabilities). Computation of the flow field and temperature distribution in the Hg converter and structural materials.  Thermo-mechanical analysis of the liquid Hg converter structures under normal operating conditions using ANSYS (finite element method) and first attempt of modelling of transients.  Study of the target cooling and out-gassing.  Optimisation of the target design and integration in the Hg experimental loop.  Diagnostics and controls of the liquid Hg test loop  Investigation of the safe handling and waste management of the liquid Hg target (remote handling, target interchange, waste reduction, waste processing, target station decommissioning, disposal and recycling of liquid Hg) in collaboration with ORNL. Breakdown of work (per participant)

8. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 8 P19- IPUL  Investigation and choice of the most suitable materials for the Hg experimental loop and services.  Investigation and control of Hg flow internal structure and heat transfer.  Investigation of Hg induction pumps in permanent magnets. Hg flowmeters.  Investigation of Hg induction pumps with AC coils.  Overall layout of the Hg test loop and services. Breakdown of work (per participant)

9. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 9 TASK #2 – Multi-MW Target 1st year planning

10. EURISOL DS Target Meeting, CERN, CHY.KADIMarch 10-11, 2005 10 TASK #2 – Multi-MW Target