TJ-II: Multipellet injection in NBI plasmas

Experimental campaign

Spring 2022

Proposal title

Multipellet injection in NBI plasmas

Name and affiliation of proponent

I. García-Cortés, K. McCarthy, Nerea Panadero, Macarena Liniers, Teresa Estrada, Daniel Medina and HIBP group

Laboratorio Nacional de Fusión, CIEMAT

Details of contact person at LNF

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Description of the activity

Enter description here , including motivation/objectives and experience of the proponent (typically one-two pages)

International or National funding project or entity

Include funding here (grants, national plans) Studies of fuelling and impurity control in the stellarators TJ-II and W7-X through the use of cryogenic and TESPEl pellets (Estudios de abastacimiento y control de impurezas en los stellarators mediante el uso de perdigones criogenicos y TESPEL", Ref: PID2020-116599RB-I00

Description of required resources

Required resources:

• Number of plasma discharges or days of operation: 3 days (scan in NBI scenarios: Co, CNTR and balanced)
• Essential diagnostic systems: TS, HIBP, Doppler Reflectometer, He-Beam, Pellet injection
• Type of plasmas (heating configuration): ECRH, NBI
• Specific requirements on wall conditioning if any: Good control of NBI heated plasmas
• External users: need a local computer account for data access: no
• Any external equipment to be integrated? No:

Preferred dates and degree of flexibility

Preferred dates: (format dd-mm-yyyy)

References

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