Panadero, N., McCarthy, K. J., Baldzuhn, J., Motojima, G., Sakamoto, R., Nagasaki, K., et al. (2022). Is core fuelling by pellets in helical devices as straightforward as envisaged? An overview of simulation results with the HPI2 code in TJ-II and other helical devices. Talk presented at 23rd International Stellarator and Heliotron Workshop (ISHW 2022). Warsaw. 2022-06-20 - 2022-06-22.