TRANSP 2410


Run Information

Run Time: t=0.14-1.0s
ICRF Module: FPPRF
ICRF Power: 3MW @80MHz (Simulated)
ICRF Duration: 0.14-1.0s
LH Module: LSC
LH Power: 1.5MW @n0=2.75
LH Duration:0.15-0.5s
Density Profile: Artificial density barrier r/a=0.5, d=5cm *1.5
Chi Modification: Yes, NKEMOD = 0, -2; TKEMOD = 0.2;
NLXEIN=.T; XKEMIN=1.e3; XKEMAX=3.e4; NKIMODA= 6, 0;
TKIMOD= 0.2
Noteworthy Switches: NZONES=60, LEVGEO=6(VMEC6),
QLIM0=15.0, NBOOSM=1, NJSMBOOT=0, NJSMLH=4,
NRAYSLH=30,hLH=0.002,DTMAXG=0.002

Comments:

This run is supposed to show current underdrive. It actually looks fairly good with a little positive ohmic in the core. Try reducing the power to 1.4MW and resubmitting this with the changes. For more information about the run see the input namelist.


The image below plots the total current vs time.

Integrated Current with Central Density
Legend:
Total Current: 		White
Lower Hybrid: 		Red
Ohmic Current: 		Green
Bootstrap Current: 	Blue

The figure below shows the actual power spectrum from the TRANSP output.
Power Spectrum