'Resistive wall' presentation slideshows

Physics and control of Resistive Wall Mode

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MHD for Fusion Where to Next?

MHD for Fusion Where to Next?. Jeff Freidberg MIT. Current status of fusion MHD. Some say there is nothing left to do in fusion MHD a. The theory is essentially complete b. Computational tools are readily available c. Used routinely in experiments

669 views • 50 slides

Beam dynamics issues and present limits

Beam dynamics issues and present limits. E. Shaposhnikova LIU Day, 1.12.2010. Outline Present limits from observations (preliminary) Do we understand them? => Beam dynamics issues Acknowledgments:

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CIRCULAR ACCELERATOR VI

CIRCULAR ACCELERATOR VI. COLLECTIVE EFFECT I, LONGITUDINAL. COASTING BEAM FIELD CREATED BY THE BEAM (LONGITUDINAL WALL IMPEDANCE) LINEAR CHARGE DENCITY l ? I=e lb c. e lb c. E r. b. BEAM. a. B f. B f. I W =I(AC) BEAM. - - - - - - - - - - - - - - - - - - - - - - - - - - -.

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Intrabeam Scattering, Impedance, and Instabilities in Ultimate Storage Rings

Intrabeam Scattering, Impedance, and Instabilities in Ultimate Storage Rings. Karl Bane FLS2012 Workshop 7 March 2012. Outline of Talk. Longitudinal microwave instability --Coherent synchrotron radiation (CSR) --Impedance scaling for small angle transitions

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LARP Accelerator Physics

431 views • 29 slides

Bench-top Transverse Impedance Measurements with Phase I Graphite Collimator

Bench-top Transverse Impedance Measurements with Phase I Graphite Collimator. Jeff Smith SLAC September 2, 2008. Theory. New resistive wall impedance regime discovered when wall radius < wall thickness skin depth ? wall radius Referred to as Inductive By-Pass

407 views • 29 slides

Numerical Study on Ideal MHD Stability and RWM in Tokamaks

Numerical Study on Ideal MHD Stability and RWM in Tokamaks. Speaker: Yue Liu Dalian University of Technology, China Co-Authors:

380 views • 25 slides

Numerical Simulation on Flow Generated Resistive Wall Mode

Numerical Simulation on Flow Generated Resistive Wall Mode. Shaoyan Cui (1,2), Xiaogang Wang (1), Yue Liu (1), Bo Yu (2)

356 views • 25 slides

Introduction to the Resistive Wall Mode (RWM) Yueqiang Liu UKAEA Culham Science Centre

Introduction to the Resistive Wall Mode (RWM) Yueqiang Liu UKAEA Culham Science Centre Abingdon, Oxon OX14 3DB, UK. Outline. What is RWM? Why important? Approaches/tools to study RWM Analytical Numerical Experimental Status-quo in RWM research What is known? Partially understood?

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Beam instabilities in the PSB operation with high intensity beams presented by G. Rumolo

Beam instabilities in the PSB operation with high intensity beams presented by G. Rumolo in collaboration with A. Findlay, B. Mikulec , M. Chanel, D. Quatraro. Observations of high-intensity phenomena in the PSB Head-tail instabilities along the cycle Ring 4 losses before extraction

361 views • 24 slides

Influence of energetic ions on resistive wall mode in Reversed Field Pinch

Influence of energetic ions on resistive wall mode in Reversed Field Pinch. Huishan Cai, Jintao Cao, Ding Li. University of Science and Technology of China Email:hscai@mail.ustc.edu.cn Oct. 26-28, 2015, Hefei. Outline. Introduction of resistive wall mode(RWM) What is RWM Physics of RWM

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Collective effects in the CLIC Beam Delivery System Resistive wall Coupled bunch effects

355 views • 22 slides

Outline

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Resistive Wall Mode Stabilization of High- b NSTX Plasmas

Supported by. Resistive Wall Mode Stabilization of High- b NSTX Plasmas. Columbia U Comp-X General Atomics INEL Johns Hopkins U LANL LLNL Lodestar MIT Nova Photonics NYU ORNL PPPL PSI SNL UC Davis UC Irvine UCLA UCSD U Maryland U New Mexico U Rochester U Washington

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Error of paraxial approximation

175 views • 17 slides

Experiments and modeling on active RWM rotation in RFP plasmas

Experiments and modeling on active RWM rotation in RFP plasmas S.C. Guo , M. Baruzzo, T. Bolzonella, V. Igochine (*) , G. Marchiori, A. Soppelsa, D. Yadikin (*) , H. Zohm (*) Consorzio RFX, Associazione Euratom-ENEA sulla fusione, Padova, Italy

265 views • 16 slides

PSB magnetic cycle 160 MeV to 2 GeV with 2.5E13 protons per ring

Specifications 2.5E13 p from 160 MeV to 2 GeV Current in bending magnets < 2267 A RMS +10% = 2493 A RMS with 1.2 second cycle (no modification of the cooling circuit). B dot max = 38 G/ms assumed value {= 28 G/ms (present)* 5358 A (2GeV) / 4027 A (1.4 GeV)}

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Modification of the vacuum chamber in ATLAS Effect on impedance and related quantities

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Why Nuclear Fusion?

FDM. PDE. FEM. B o. U o. Time. F L. ?p. SM. j. y. x. Time. z. CAREER: Nonlinear Control of Plasmas in Nuclear Fusion. Eugenio Schuster Lehigh University, Bethlehem, PA, USA. The toroidal & poloidal magnetic fields combine to produce a helical magnetic field. Rotation Profile:

134 views • 1 slides