Enhanced plasma performance in C-2W advanced beam-driven field-reversed configuration experiments
October 2024 | H. Gota | Nuclear Fusion | Paper
TAE Technologies’ fifth-generation fusion device, C-2W (also called ‘Norman’), is the world’s largest compact-toroid device and has made significant progress in field-reversed configuration (FRC) plasma performance.
Energy confinement in high-β plasmas with NB heating
October 2024 | A. Fontanilla | APS DPP 2024 | Poster
The field reversed configuration (FRC) presents a unique approach to fusion exhibiting a high degree of self-organization resulting in a high-β plasma. The FRC has been extensively studied at TAE Technologies with the C-2W experiment
Steady State FRCs with high fast ion component in the C-2W experiment
October 2024 | S. Dettrick | APS DPP 2024 | Presentation
The C-2W experiment at TAE Technologies demonstrates steady-state field-reversed configurations with enhanced plasma stability and ion heating driven by neutral beams, supported by advanced modeling and diagnostics to optimize performance.
Enhanced Ion Heating Regimes in a Beam-Driven Field-Reversed Configuration
October 2024 | M. Nations | APS DPP 2024 | Poster
Experiments on C-2W demonstrate enhanced ion heating through beam-driven waves, where fast-ion energy is directly transferred to thermal ions via wave-particle interactions, resulting in sustained high ion temperatures and improved plasma performance.
Upgraded C-2W scrape off layer helium line ratio spectroscopy system
October 2024 | J. MacFarlane | APS DPP 2024 | Poster
The upgraded helium line ratio spectroscopy system on C-2W aims to improve measurements in low-density regions, addressing challenges like gas jet divergence and enhancing diagnostics for better alignment with Thomson Scattering and interferometry data.
An Overview of Accomplishments From Experiment and Theory at TAE Technologies
October 2024 | S. Dettrick | APS DPP 2024 | Poster
TAE Technologies reports advancements in plasma performance and stability for C-2W through optimized neutral beam injection, new diagnostic tools, and enhanced modeling frameworks, demonstrating improved ion heating, extended plasma lifetimes, and effective wall conditioning.
Effective Wall Conditioning in Rapid Development Fusion Devices: the C-2W case
October 2024 | S. Vargas Giraldo | APS DPP 2024 | Poster
Wall conditioning techniques, including Glow Discharge Cleaning (GDC) and titanium arc deposition, have been essential in maintaining optimal vacuum conditions and reducing recovery time in the C-2W fusion device, supporting faster and more efficient plasma operations.
In Situ Measurements of Neutral Beam Divergence with Doppler Shift Spectroscopy on C-2W
October 2024 | Y. Musthafa | APS DPP 2024 | Poster
TAE Technologies’ C-2W device sustains steady-state FRC plasmas using neutral beam injection, edge biasing, and real-time control, with Doppler-shift spectroscopy providing non-intrusive beam characterization to optimize energy capture and plasma performance.
Observation of an Axisymmetric Energetic Particle Mode Driven by Axial Bounce Oscillations of Fast Ions in C-2W
October 2024 | S. Karbashewski | APS DPP 2024 | Poster
TAE Technologies’ C-2W fusion device uses neutral-beam injection to sustain FRC plasma, with magnetic fluctuation measurements from a wall-mounted Mirnov array processed through Fourier-Hilbert methods to analyze azimuthal modes and axial parity.