High-power MHz to 100s of GHz circuits and systems for nuclear fusion reactors with examples from SST-1 and ITER

KK Samanta - IEEE Journal of Microwaves, 2024 - ieeexplore.ieee.org
Nuclear fusion on earth is a highly complex and challenging multidisciplinary field that aims
to solve the global energy puzzle by providing infinite energy with zero carbon emissions …

Development of a novel spiral antenna system for low loop voltage current start-up at the Steady State Superconducting Tokamak (SST-1)

D Basu, D Raju, R Singh, A Mukherjee… - Plasma Physics and …, 2021 - iopscience.iop.org
In general, superconducting tokamaks require low loop voltage current start-up for the safety
purpose of their poloidal field coils. The loop voltage inside the vacuum vessel of Steady …

Effect of Cathode Coil on the Commissioning of 42-GHz Gyrotron for ECRH System in SST-1 and Aditya-U

BK Shukla, J Patel, H Patel, KG Parmar… - … on Plasma Science, 2024 - ieeexplore.ieee.org
A new 42 GHz Gyrotron capable to deliver 500 kW power for 500 ms duration has been
commissioned successfully to renew the existing ECRH system for SST-1 and Aditya-U. The …

Development of fast steerable launcher for ECRH system

H Mistry, D Purohit, H Patel, J Patel, KG Parmar… - Fusion Engineering and …, 2022 - Elsevier
Electron cyclotron resonance heating (ECRH) launcher is an electro-mechanical system
mainly consisting of mirrors (flat and profiled), a steering mechanism, a vacuum barrier …

Commissioning of electron cyclotron resonance heating (ECRH) system on tokamak ADITYA-U

BK Shukla, J Patel, H Mistry, H Patel, D Purohit… - Fusion Engineering and …, 2019 - Elsevier
The Aditya tokamak has been upgraded to Aditya-U by changing it's vacuum vessel from
rectangular to circular to accommodate the diverter coil for shaped plasma. The 42 GHz …

Upgradation of 82.6 GHz ECRH system for SST-1 and Aditya-U

BK Shukla, J Patel, H Patel, H Mistry… - EPJ Web of …, 2024 - epj-conferences.org
In SST-1 and Aditya-U Tokamaks, two ECRH systems (42GHz-500kW and 82.6 GHz-200k)
are used to carry out various experiments related to ECRH assisted plasma start-up and …

High Power RF & Microwave Tube based heating systems at IPR and its applications to Plasma

BK Shukla, PK Sharma, S Kumar… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
The high Power RF and Microwave systems are used to carry out plasma heating
experiments on tokamaks SST1 and Aditya-U. A 35-65 MHz frequency tunable tetrode …

ECRH assisted plasma experiments on tokamaks SST-1 and Aditya

BK Shukla, D Bora, R Jha, S Pradhan… - 2015 IEEE 26th …, 2015 - ieeexplore.ieee.org
The 42GHz Electron Cyclotron resonance Heating (ECRH) system is used in tokamaks
Aditya and SST-1 to carry out ECRH related experiments at fundamental and second …

Design and Analysis of Steerable ECRH Launcher for SST-1 Tokamak

H Mistry, BK Shukla - EPJ Web of Conferences, 2017 - epj-conferences.org
In the tokamaks ECRH system is used for pre-ionization, start up, heating, current drive and
suppression of NTMs (Neo Classical Tearing Modes). A Standard ECRH system consists of …