List of meetings of DEMO Design

DDA Final Report meeting was held on 9 Oct. 2019 in order to finalize the final report.

DEMO Review Meeting

DEMO Review meetings were held in conjunction with the IFERC PC meeting, in order for PC members to assess the progress of DEMO Design Activity.

The 1st DEMO Review Meeting	2014/10/7	Rokkasho
The 2nd DEMO Review Meeting	2015/9/30	Rokkasho
The 3rd DEMO Review Meeting	2016/9/28	Rokkasho
The 4th DEMO Review Meeting	2017/10/25	Rokkasho

■ DEMO Design Workshop

★ 1st  3-5 July, 2007 @Rokkasho

★ 2nd  28-30 January, 2008 @Tokyo

• Road map to DEMO
• Progress in DEMO Design
• Design requirements for DEMO R&D
• Report of DEMO Design Activity

★ 3rd   14-16 July, 2008 @ENEA

• R&D on SiC/SiC composites
• Material Engineering for DEMO Blanket
• Design requirements for DEMO R&D (Neutron multiplier, Tritium breeder)

★ 4th   3-5 February, 2009 @Kyoto

• Report of DEMO Design Activity
• MHD equilibrium issues for DEMO
• Divertor physics design issues for DEMO
• System design

★ 5th   5-7 October, 2009 @Garching

• Design issues on plasma physics,plasma engineering, magnet and divertor
• System code

■ Technical Coordination Meeting of DEMO Design Activity (TCM)

★ 1st   19-20 January, 2011 @Tokyo

• Key design issues on DEMO
• Progress on DEMO R&D activities
• Work plan of HTs
• System code

★ 2nd  24-25 May, 2011 @Garching

• DEMO Objectives – WP 2011
• System Code Benchmark
• DDA Project Management Issues
• Key Design Issues (Blanket, divertor,    remote maintenance)

★ 3rd  1-3 February, 2012 @Tokyo

• System Code Studies
• Issues with Pulsed Fusion Reactors
• Key Design Issues (Blanket, divertor,remote maintenance)

★ 4th  4-6 February, 2013 @Rokkasho

• Overview of DEMO Design Activities
• Key Design Issues (Blanket, divertor,remote maintenance, system code,magnet,safety, material)
• Key Design Issues (Blanket, divertor,remote maintenance)

★ 5th  4-6 February, 2014 @Kyoto

• Overview of DEMO Design Activities
• Key Design Issues (Blanket, divertor,remote maintenance, system code,magnet,safety, material)
• Key Design Issues (Blanket, divertor,remote maintenance, system code,magnet,safety, material)

★ 6th  2-3 February, 2015 @Kashiwa

• DDA intermediate report

★ 7th  1-2 February, 2016 @Nagoya

• Plasma design, divertor, first wall
• Blanket, RM and technology
• Safety study, Tritium removal
• Pedestal plasma, ELMs in DEMO

★ 8th  7-8 February, 2017 @Kyoto

• 2nd DDA intermediate report
• Tritium design and Blanket design

★ 9th  14-15 February, 2018 @Osaka

• Progress of DEMO Design Activities (DDA) during 2017 by JA and EU were reported: Breeding Blanket design, DEMO Physics Basis, Divertor and Power Exhaust, Update on systems code study, Safety, Superconducting Magnet, Remote Maintenance, Plant design, Balance of Plant and Tritium process.
• DEMO R&D: Progress on JET-ILW PWI analysis and Material Handbook was reported.
• Discussion on future collaborative activities for the BA DEMO DDA phase II started.

★ 10th  5-6 March, 2019 @Naka

• Progress of DDA joint works was reported: (i) Study on shielding, water activation for Breeding blanket, (ii) Tritium permeation for DEMO plant, (iii) Plasma physics: ELM mitigation strategy, (iv) Divertor: comparison of divertor simulations in EU DEMO conditions, (v) System code: Comparison study of the divertor model in EU system code to SONIC., (vi) Magnets: comparison of magnets design.
• DEMO R&D: Progress on JET-ILW PWI analysis and Material Handbook was reported. The final report schedule of JET-ILW PWI analysis was also proposed.
• Plan for the DDA final report was proposed and discussed.
• Topics and Milestones of DEMO DDA in BA Phase II were proposed and discussed.

■Task meeting of DEMO Design Activity

★ 1st  30 May-3 June 2011 @Culham

• System code benchmark
• Divertor design

★ 2nd  7-18 November, 2011 @Rokkasho

• System code benchmark

★ 3rd  27-28 March, 2012 @Garching

• Critical design issues(Blanket, divertor, RM, system code, magnet, safety, material)

★ 4th  19-26 April, 2012 @Rokkasho, Kashiwa

• Safety(Blanket, divertor, RM, system code,magnet, safety, material)

★ 5th 10-11 July, 2012 @Garching

• Critical design issues (In-vessel components design,RM,Superconducting magnet)

★ 6th 1-3 October, 2012 @Garching

• Critical design issues(System code, Tritium issues, Safety)

★ 7th 15-20 November, 2012 @Tokyo, Rokkasho

• Safety(Safety requirement, etc.)

★ 8th 28 January -1 February, 2013 @Rokkasho

• System code (Modeling of magnet, shield, DEMO scoping)

★ 9th 5-8 March, 2013 @Kashiwa

• Safety (Various issues on fusion safety)

★ 10th 3-4 June, 2013 @Garching

• Critical design issues (Blanket, divertor, safety and systems code)

★ 11th 12-13 September, 2013 @Garching

• Critical design issues (Blanket, divertor, RM, magnet, systems     code)

★ 12th 8-11 October, 2013 @Kashiwa

• Safety (Various issues on fusion safety)

★ 13th 10-13 February, 2014 @Kashiwa

• System code (Physics and cost models, scoping study)

★ 14th 4-7 March, 2014 @Kyoto

• Safety (Miscellaneous safety issues)

★ 15th 15-21 March, 2014 @Culham

• Critical design issues (Divertor, Remote maintenance)

★ 16th 24-25 June 2014 @Garching

• Coordination (Critical design issues (materials, plasma))

★ 17th 1-5 September 2014 @Culham

• System code

★ 18th 27 September 2014 @Barcelona

• Safety

★ 19th 27-31 October 2014 @Rokkasho, Kashiwa

• Safety

★ 20th 24-26 November 2014 @Garching

• DDA Intermediate Design Report

★ 21st 16-20 March 2015 @Shin-Kawasaki

• Safety

★ 22nd 7-8 July 2015 @Garching

• Critical design issues (Divertor, First wall, Hot cell, Magnets)

★ 23rd 31 Aug.-4 Sep. 2015 @Rokkasho

• Safety

★ 24th 3-5 Nov.2015 @Garching

• Breeding blanket concepts, technical and safety issues
• System codes and blanket design
• Vertical stability
• Balance of plant and design integration
• Recent progress in neutronics and Demo design
• First wall loads and divertor dome

★ 25th 8-11 March, 2016 @Kyoto

• Safety

★ 26th 21-23 June, 2016 @Garching

• Heat & particle load
• Plasma control
• Balance of plant

★ 27th 23-25 November, 2016 @Garching

• Preparation for 2nd DDA intermediate report

★ 28th 20-22 June, 2017 @Garching

• Plant system and system engineering
• In-vessel components, remote maintenance, hot cell concept
• Physics and divertor
• Collaborative target during BA-DDA extension (2017-2019)

★ 29th 29-30 November, 2017 @Garching

• Progress on blanket concept and material development, core and divertor plasma physics, SC coil design, Plant design and BoP, cost model for DEMO plant. Preparations and Discussions for R&D in BA phase II.

★ 30th  23-24 April, 2018 @Garching

• JA-EU joint works to the final report were proposed, and discussed.
• Activities for the BA DEMO R&D phase II (2020-2025) were agreed.
• Discussion on future collaborative activities for the BA DEMO DDA phase II started.

★ 31st  22-26 October, 2018 @Rokkasho

• Dr. James Morris (CCFC) visited in QST, Rokkasho Fusion Institute (Oct. 15-24) for collaboration study to compare divertor parameters between EU system code and 2D simulation.

★ 32nd  19-20 November, 2018 @Garching

• Proposals of EU-JA joint works for the DDA final report were agreed to start.
• Schedule and responsible authors for the DDA final report were agreed.
• Common topics for the BA DDA Phase II were discussed, and milestones of each topic are summarized until TCM-10 and PC-24.

★ 33rd  4-7 June, 2019 @Garching

• Proposals of EU-JA joint works for the DDA final report were reported.
• Contents for the DDA final report were discussed.
• 8 topics for the BA DDA Phase II were also proposed for JA-EU collaboration work and milestones of each topic were agreed.

★ 34th  11-12 November,2019 @Garching

• For finalizing the DDA final report, summary, key sentences of achievements and findings in section and chapter summary were discussed.
• From the viewpoint of facilitating joint work, proposals of workplan from 2020 onwards were reviewed.