Design of a feedback system to stabilise instabilities by ECRH using a combined ECW launcher and ECE receiver

Fusion Engineering and Design

Volumn 82, Issue 5-14, 2007, Pages 1117-1123

  Oosterbeek, J W ^a   Westerhof, E ^b   Bongers, W A ^b   Classen, I G J ^b   Danilov, I ^c   Heidinger, R ^c   Hoekzema, J A ^a   Hennen, B A ^b   Graswinckel, M F ^b   Kruijt, O G ^b   Scholten, J ^b   Tito, C ^b   Vaessen, B C E ^b  

^a FORSCHUNGSZENTRUM JÜLICH   (Germany)

^b FOM INSTITUTE FOR PLASMA PHYSICS RIJNHUIZEN   (Netherlands)

^c KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

Author keywords

ECRH; ECW; Feedback; Island suppression; Line of sight; Tearing mode

Indexed keywords

ELECTRON CYCLOTRON RESONANCE; GYROTRONS; MAGNETIC STRUCTURE; SIGNAL RECEIVERS;

ELECTRON CYCLOTRON EMISSION; ISLAND SUPPRESSION; LINE OF SIGHT; TEARING MODE;

FEEDBACK CONTROL;

EID: 35148853216     PISSN: 09203796     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fusengdes.2007.05.012     Document Type: Article

References (13)

1. Westerhof E., et al. Control of MHD instabilities by electron cyclotron resonance heating and current drive in TEXTOR. Proceedings of the 14th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Heating. 9-12 May 2006, Santorini (2006)
2. E. Westerhof et al., A generic method for controlled ECRH/ECCD localisation, Proceedings of the 13th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Heating, 17-20 May 2004, Nizhny Novgorod, Russia, Ed. A. Litvak, Institute of Applied Physics RAS (2005) p. 357.
3. K.H. Finken (Ed.) Special Issue: Dynamic Ergodic Divertor, Fusion Eng. Design 37 (1997) 337-340.
4. P.C. de Vries, Magnetic Islands in Tokamak Plasmas, PhD Thesis, Universiteit Utrecht, 1997.
5. Koslowski H.R., et al. Dependence of the threshold for perturbation field generated m/n = 2/1 tearing modes on the plasma fluid rotation. Nucl. Fusion 46 (2006) L1-L5
6. Westerhof E., et al. Electron cyclotron resonance heating on TEXTOR. Fusion Sci. Technol. 47 (2005) 108
7. Scholten J., et al. Development of the 140 GHz gyrotron and its subsystems for ECH and ECCD in TEXTOR. Fusion Eng. Des. 74 (2005) 211-215
8. Oosterbeek J.W., et al. Design of a dedicated ECE diagnostic for feedback control of instabilities by ECRH. Proceedings of the 14th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Heating. 9-12 May 2006, Santorini (2006)
9. W.A. Bongers, Millimetre-Wave Aspects of the FOM Fusion Free Electron Maser, PhD thesis, TU/e Eindhoven, 2004.
10. Nickel H.-U., and Thumm M. Plane transverse waveguide windows-survey of formulas for reflection, transmission, and absorption. Proceedings of the Sixteenth International Conference on Infrared and Millimeter Waves (1991)
11. Heidinger R. Dielectric and mechanical properties of neutron irradiated KU1 and KS-4V glass. Fusion Eng. Des. 66/68 (2003) 843/848
12. J.R. Birch et al., The Near Millimetre Wavelength Optical Constants of some Potential Window Materials at Elevated Temperatures, JET-P(94)46.
13. Cirant S., et al. Dynamic control of the current density profile and MHD instabilities by ECH/ECCD in tokamaks. Proceedings of the 14th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Heating. 9-12 May 2006, Santorini (2006)