US-Japan Workshop on MHD Control, Magnetic Islands and Rotation

A Workshop at the University of Texas
Austin, Texas, USA
NOVEMBER 23-25, 2008
(Sunday 10 AM to Tuesday 3 PM)


PDFs of Workshop Talks

Sunday
9:00-9:55 Registration Coffee during registration (no morning break)
9:55-10:00 F. Waelbroeck Welcome and announcements by local host
K. Yamazaki Welcome from Japanese coordinator
Session 1 Chair: K. Yamazaki Resistive Wall Mode: Experiments (I) & MHD Control Plans (I)
10:00-10:40 H. ReimerdesInteraction of RWM Stability, error fields and plasma rotation
10:40-11:05 J. SarffRotating Wall Machine
11:05-11:45 J. DrakeAdvanced RWM control methods on EXTRAP T2R
11:45-12:10 S. MasamuneMHD issues in low-aspect-ratio RFP machine RELAX
12:10-12:50 E. StraitNewly reconstituted ITPA MHD control & disruptions group
12:35-2:00 Lunch
Session 2 Chair: M. Okabayashi High Beta Steady State Operation Limits, Flow, ITER Coil
2:00-2:40K. Itami Avoidance of high beta disruptions in JT-60U
2:40-3:05 M. Furukawa Effects of shear flow on tearing mode stability
3:05-3:30 E. Schuster Progress on Current Profile Control on DIII-D
3:30-3:50 Coffee Break
3:50-4:30 Y. Narushima Characteristics of MHD in the high central density plasma in LHD
4:30-4:55 E. Lazzaro Controlled dynamics of NTM islands in neo-viscous regime
4:55-5:35 M. Schaffer Control coils for ITER
5:35-6:00   Discussion on Sunday topics
6:15-7:15   Reception
Monday
8:55-9:00  Announcements
Session 3 Chair: R. La Haye ELM Control, Error Fields, Tearing Modes & MHD Control Plans (II)
9:00-9:40 Q. Yu Interaction between resonant magnetic perturbations and plasma
9:40-10:20 E. Nardon Recent work on ELM control by resonant magnetic perturbations
10:20-10:45 A. Garofalo Plasma rotation driven by static non-axisymmetric magnetic fields in DIII-D
10:45-11:05   Coffee Break
11:05-11:30 D. de Lazzari On merits of heating and current drive for tearing mode stabilization
11:30-11:55 R. Buttery Rotation and error field influences on NTMs
11:55-12:35 S. Sabbagh Plans for MHD control in the 5 year renewal of NSTX
12:35-2:00   Group Photograph and Lunch
Session 4 Chair: J. Sarff Resistive Wall Mode: Experiments (II) & MHD Control Plans (III)
2:00-2:40 R. Paccagnella for L. Marrelli Progress in MHD feedback control in RFX-mod
2:40-3:05 R. Paccagnella Simulation of RWM
3:05-3:30 E. Olofsson Closed-loop identification of MHD modes in a reversed-field pinch
3:30-3:50 Coffee Break
3:50-4:15 L. Zheng Non-hybrid kinetic analysis of the RWM in ITER by AEGIS-K code
4:15-4:40 M. Okabayashi Issues of RWM stabilization at low rotation in DIII-D and JT60U
4:40-5:05 J. Berkery RWM stabilization physics with application to NSTX
5:05-5:30 O. Katsuro-Hopkins Computational analysis of advanced control methods applied to RWM Control in tokamaks
5:30-5:55 J. Shiraishi A New Matching Method for Resistive Wall Mode Analysis of Rotating Plasmas
5:55-6:35 E. Strait Plans for MHD control in the 5 year renewal of DIII-D
6:35-6:50 Discussion on Monday topics
7:00 Workshop dinner
TuesdayNOTE 1/2 HOUR EARLIER START
8:25-8:30 Announcements
Session 5Chair: G. NavratilTearing Modes, MHD Control in Future Devices
8:30-9:10 B. Nelson Evidence for Flow-Shear Stabilization of MHD Modes in a Z-pinch
9:10-9:35 Y. In Efficacy of current-driven RWM feedback control
9:35-10:15 G. Fiksel Progress on modulated broad ECCD suppression of 2/1 NTMs in DIII-D
10:15-10:30 Coffee Break
10:30-10:55 A. Welander Progress on modulated broad ECCD suppression of 2/1 NTMs in DIII-D
10:55-11:20 B. Hennen Feedback control of ECRH for MHD mode stabilization on TEXTOR
11:20-11:45 F. Volpe Real-time ray/beam tracing localization of ECRH/ECCD for MHD control in ASDEX Upgrade
11:45-12:10 D. Maurer Recent HBT-EP Kink Mode Control Results
12:10-12:30 K. Yamazaki MHD Stabilization Analysis in Tokamak with Helical Field
12:30-12:50 J. Snipes Test Blanket Module Effects on Plasma Operations in ITER
12:50-1:20 R. Buttery Newly created European MHD topical group
12:50-1:20 M. Okabayashi Next MHD Control Workshop after Atlanta APS: Theme and location?
(Next US-Japan workshop to be in Japan, probably January 2010)
1:30 End