Study of the effects of ECH power and pulse length on preionization in the KSTAR tokamak

IEEE Transactions on Plasma Science

Volumn 31, Issue 4 I, 2003, Pages 745-751

  Bae, Young Soon ^a   Namkung, Won ^a   Cho, Moo Hyun ^a   England, Alan C ^b  

^a Pohang University of Science and Technology (POSTECH)   (South Korea)

^b Korea Basic Science Institute (KBSI)   (South Korea)

Author keywords

Electron cyclotron heating (ECH); Gyrotron; Korean superconducting tokamak advanced research (KSTAR); Poloidal; Preionization

Indexed keywords

CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); ELECTRON CYCLOTRON RESONANCE; ELECTRON ENERGY LEVELS; ENERGY DISSIPATION; GYROTRONS; PARAMETER ESTIMATION;

IMPURITY EFFECTS;

TOKAMAK DEVICES;

EID: 0041927739     PISSN: 00933813     EISSN: None     Source Type: Journal    
DOI: 10.1109/TPS.2003.815474     Document Type: Article

References (19)

1. Y.-K. M. Peng, S. K. Borowski, and T. Kammash, "Microwave start-up of tokamak plasmas near electron cyclotron and upper hybrid resonances," Nucl. Fusion, vol. 18, no. 11, pp. 1489-1498, 1978.
2. A. G. Kulchar, O. C. Eldridge, A. C. England, C. E. Bush, P. H. Edmonds, G. G. Kelley, C. M. Loring, Y.-K. M. Peng, J. B. Wilgen, and S. K. Borowski, "Preionization and start-up in the ISX-B tokamak using electron cyclotron heating at 28 GHz," Phys. Fluids, vol. 27, pp. 1869-1879, July 1984.
3. V. V. Alikaev et al., "Controlled fusion and plasma heating," in Proc. 17th Eur. Conf., 1990, pp. 1080-1084.
4. B. Lloyd, G. L. Jackson, T. S. Taylor, E. A. Lazarus, T. C. Luce, and R. Prater, "Low voltage ohmic and electron clyclotron heating assisted startup in DIII-D," Nucl. Fusion, vol. 31, no. 11, pp. 2031-2053, 1991.
5. I. Fidone and G. Granata, "Electron cyclotron heating for assisted breakdown in next step tokamaks," Nucl. Fusion, vol. 34, no. 5, pp. 743-746, May 1994.
6. C. Maroli and V. Petrillo, "Modeling of start-up assist by electron cyclotron waves for large-size tokamaks," Il Nuovo Cimento, vol. 10, pp. 677-691, June 1988.
7. B. Lloyd, P. G. Carolan, and C. D. Warrick, "ECRH-assisted start-up in ITER," Plasma Phys. Control. Fusion, vol. 38, pp. 1627-1643, Sept. 1996.
8. G. S. Lee et al., "Design and construction of the KSTAR tokamak," Nucl. Fusion, vol. 41, pp. 1515-1523, Oct. 2001.
9. A. C. England et al., "Preionization modeling in KSTAR," Bull. Kor. Phys. Soc., vol. 17, p. 427, 1999.
10. Y. S. Bae, M. H. Cho, E. M. Choi, O. C. Eldridge, H. S. Kang, G. Y. Kim, K. H. Kim, I. S. Ko, and W. Namkung, "Impurity effects on preionization for KSTAR," in Proc. 2000 Korea Accelerator and Plasma Research Association, 2000, pp. 98-100.
11. A. C. England, W. Namkung, O. C. Eldridge, M. H. Cho, I. S. Ko, G. N. Kim, H. S. Kang, and Y. S. Bae, "On preionization in KSTAR," J. Accel. Plasma Res., vol. 5, no. 1, pp. 61-67, 2000.
12. D. K. Lee, private communication, 2000.
13. R. M. Gilgenbach et al., "Electron cyclotron/upper hybrid resonant preionization in the ISX-B tokamak," Nucl. Fusion, vol. 21, pp. 319-327, 1981.
14. O. C. Eldridge, W. Namkung, and A. C. England, "Electron cyclotron heating in tokamaks," Oak Ridge Nat. Lab., Oak Ridge, TN, Tech. Rep. ORNL/TM-6052, (W-7405-eng-26), Nov. 1977.
15. P. G. Carolan and V. A. Piotrowicz, "The behavior of impurities out of coronal equilibrium," Plasma Phys., vol. 25, no. 10, pp. 1065-1086, Oct. 1983.
16. F. F. Chen, Introduction to Plasma Physics and Controlled Fusion, 2nd ed. New York: Plenum, 1984, vol. 1, p. 43.
17. D. R. Cohn, R. R. Parker, and D. L. Jassby, "Characteristics of high-density tokamak ignition reactors," Nucl. Fusion, vol. 16, pp. 31-35, 1976.
18. J. Y. Kim, private communication, 2000.
19. NRL Plasma Formulary, 1998. revised.