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Title: Formation, spin-up, and stability of field-reversed configurations

Journal Article · · Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
 [1]
  1. Trinium Research, Inc., San Diego, CA (United States)

Formation, spontaneous spin-up and stability of theta-pinch formed field-reversed configurations are studied self-consistently in three dimensions with a multiscale hybrid model that treats all plasma ions as full-orbit collisional macro-particles and the electrons as a massless quasineutral fluid. The end-to-end hybrid simulations for the first time reveal poloidal profiles of implosion-driven fast toroidal plasma rotation and demonstrate three well-known discharge regimes as a function of experimental parameters: the decaying stable configuration, the tilt unstable configuration and the nonlinear evolution of a fast growing tearing mode.

Research Organization:
Trinum Research, Inc., San Diego, CA (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
Grant/Contract Number:
SC0012345
OSTI ID:
1209385
Alternate ID(s):
OSTI ID: 1212494
Journal Information:
Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics, Vol. 92, Issue 2; ISSN 1539-3755
Publisher:
American Physical Society (APS)Copyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 7 works
Citation information provided by
Web of Science

References (16)

Field reversed configurations journal November 1988
Review of field-reversed configurations journal July 2011
Achieving a long-lived high-beta plasma state by energetic beam injection journal April 2015
Extended magnetohydrodynamic simulations of field reversed configuration formation and sustainment with rotating magnetic field current drive journal June 2010
Kinetic simulations of the formation and stability of the field-reversed configuration journal May 2000
Kinetic effects on the stability properties of field-reversed configurations. II. Nonlinear evolution journal May 2004
HYPERS: A unidimensional asynchronous framework for multiscale hybrid simulations journal February 2012
Spontaneous Generation of a Sheared Plasma Rotation in a Field-Reversed θ -Pinch Discharge journal August 2012
A Grid-Based Coulomb Collision Model for PIC Codes journal January 1996
Numerical studies of a field-reversed theta-pinch plasma journal January 1982
A new high performance field reversed configuration operating regime in the C-2 device journal May 2012
Hall magnetohydrodynamics simulations of end-shorting induced rotation in field-reversed configurations journal September 2007
End-shorting and electric field in edge plasmas with application to field-reversed configurations journal September 2002
Toroidal Spin-Up and Velocity Shear of a Field-Reversed Configuration Plasma journal January 2010
Reconnection Phenomena during the Formation Phase of Field-Reversal Experiments journal June 1981
Reconnection studies in field-reversed configurations journal January 1985

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