Improvement and test of high-voltage pulsed power supply for HFRC

B Rao, W Wang, Y Yang, X Liu, Y Zhao… - Fusion Engineering and …, 2022 - Elsevier
Field-reversed theta-pinch (FRTP) is commonly used to form high-performance field-
reversed configuration (FRC) plasmas, and it is employed for the initial plasma formation in …

An axisymmetric mirror device for studying confinement and instability

Z Yang, Z Xu, G Zhu, BM Ren, X Sun - Review of Scientific Instruments, 2023 - pubs.aip.org
We describe a magnetic mirror device, namely, the Keda Mirror with AXisymmetricity
(KMAX), which aims to study new approaches to confine and stabilize the mirror plasma as …

Time-resolved measurement of the free electron and neutral gas line density in a hydrogen theta-pinch plasma target by two-color interferometry

P Christ, YB Guzmán, C Cistakov… - Journal of Physics D …, 2022 - iopscience.iop.org
A hydrogen theta-pinch plasma is diagnosed by two-color interferometry to determine the
line density of the free electrons and the hydrogen gas. From the ratio of these line densities …

A 7.8 kV nanosecond pulse generator with a 500 Hz repetition rate

M Lin, H Liao, M Liu, G Zhu, Z Yang, P Shi… - Journal of …, 2018 - iopscience.iop.org
Pseudospark switches are widely used in pulsed power applications. In this paper, we
present the design and performance of a 500 Hz repetition rate high-voltage pulse generator …

Experimental study of plasma gun-assisted field-reversed configuration formation

C Hu, H Liao, Y Li, X Sun - Physics of Plasmas, 2022 - pubs.aip.org
The field-reversed configuration (FRC) is a compact toroidal plasma system related to the
research of alternative fusion reactors. Improving the FRC formation, which is critical to the …

Fusion power supply advances by the J-TEXT engineering team

M Zhang, H Zhang, W Rumeng… - Plasma Science and …, 2022 - iopscience.iop.org
To meet the stringent requirements of the fusion power supply for large-scale fusion devices,
the J-TEXT engineering team has carried out key technology research and applications in …

High-voltage and high-current crowbar system based on pseudospark switches: from system design to verification

M Lin, X Zhan, H Zhou, X Sun - Journal of Instrumentation, 2020 - iopscience.iop.org
This paper presents a high-voltage and high-current crowbar system using pseudospark
switches to produce a fast front edge and prolonged pulse current with low ripple amplitude …

Experimental study of single-translated field-reversed configuration in KMAX

L Hui, HU Chaoqi, LI Yilin, REN Baoming… - Plasma Science and …, 2022 - iopscience.iop.org
For collisional merging field-reversed configurations (FRCs), it is desired to have both FRCs
tuned to be approximately the same, as well as to optimize each FRC to have high …

Optimization of high-voltage pulse trigger for TDI-type hydrogen thyratrons

Y Zhao, Y Yang, B Rao, W Lin… - 2020 IEEE 1st China …, 2020 - ieeexplore.ieee.org
An optimized high-voltage pulse trigger for TDI-type hydrogen thyratrons has been designed
and implemented in this paper. In the optimized trigger, a lithium battery is used as the …