Davide Aguglia
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View article: Comparative feasibility study of partial power converter for interfacing battery energy storage into power system of future circular collider
Comparative feasibility study of partial power converter for interfacing battery energy storage into power system of future circular collider Open
The recent appearance of partial power converters has shown their potential to significantly improve the efficiency and power density of power electronic systems. However, their feasibility in different applications is not sufficiently stu…
View article: Using supervised machine learning in power converters design for particle accelerators – Application to magnetic components design
Using supervised machine learning in power converters design for particle accelerators – Application to magnetic components design Open
This paper presents an efficient application of Ma-chine Learning (ML) to derive models for accurately predicting the inductance value and mechanical constraints in widely used air-cored inductors in power electronics systems for accelerat…
View article: SIGRUM - A SUPERCONDUCTING ION GANTRY WITH RIBONI’S UNCONVENTIONAL MECHANICS
SIGRUM - A SUPERCONDUCTING ION GANTRY WITH RIBONI’S UNCONVENTIONAL MECHANICS Open
This report describes the conceptual design of a 430 MeV/u carbon ion gantry that is based on superconducting (SC) magnets and features a novel mechanical support. This gantry is at least ten times lighter than the ones existing at present…
View article: Operational experience with the ELENA ion source
Operational experience with the ELENA ion source Open
The Extremely Low ENergy Antiproton (ELENA) is a compact ring that was recently installed to complement the antimatter factory at CERN. A local H$^{−}$/p source is connected to ELENA for commissioning purposes of the ring and subsequent el…
View article: Data‐driven approach to iterative learning control via convex optimisation
Data‐driven approach to iterative learning control via convex optimisation Open
A new data‐driven iterative learning control methodology is presented which uses the frequency response data of a system in order to avoid the problem of unmodelled dynamics associated with low‐order parametric models. A convex optimisatio…
View article: Modular Multilevel Converter Grid Interface for Klystron Modulators: An Augmented Modulation Scheme for Arm Balancing
Modular Multilevel Converter Grid Interface for Klystron Modulators: An Augmented Modulation Scheme for Arm Balancing Open
This paper discusses the control of a modular multilevel converter (MMC) used as a grid interface for the klystron modulators in the compact linear collider (CLIC). The converter has a DC side load which takes short-duration power pulses, …
View article: CERN’s Linac4 cesiated surface H− source
CERN’s Linac4 cesiated surface H− source Open
Linac4 cesiated surface H$^{-}$ sources are routinely operated for the commissioning of the CERN’s Linac4 and on an ion source test stand. Stable current of 40-50 mA are achieved but the transmission through the LEBT of 80% was below expec…
View article: Commissioning and Results of the Half-Sector Test Installation with 160 MeV H⁻ beam from Linac4
Commissioning and Results of the Half-Sector Test Installation with 160 MeV H⁻ beam from Linac4 Open
During the Long Shutdown 2 (LS2) at CERN in 2019/20, the Proton Synchrotron Booster (PSB) will undergo a profound upgrade in the framework of the LHC Injector Upgrade (LIU) project involving also the connection to the new Linac4 injector. …
View article: A modular 200kW-25kV DC medium frequency resonant converter for RF power amplifiers
A modular 200kW-25kV DC medium frequency resonant converter for RF power amplifiers Open
\nThis paper focuses on the study and the implementation of a 25kV / 200kW / 20kHz rectifier intended to supply radio frequency power amplifiers with a DC voltage in a precision range of 1000ppm. The topology is based on three LCC resonant…
View article: Evaluation of a hybrid bouncer system for high precision klystron modulators
Evaluation of a hybrid bouncer system for high precision klystron modulators Open
In the framework of the development of pulsed klystron modulators for particle accelerators, this paper presents a complete study of a novel hybrid topology of a bouncer circuit used to compensate the voltage droop of the main capacitor ba…