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Pablo Echevarria1, Eukeni Aldekoa2, Josu Jugo2

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This summary is machine-generated.

A hardware virtual cavity simulates superconducting radio-frequency (SRF) cavities for accelerator development. This tool enables early-stage testing of control systems without needing a physical SRF cavity.

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Area of Science:

  • Particle Accelerator Technology
  • RF Engineering
  • Computational Physics

Background:

  • Superconducting radio-frequency (SRF) cavities are critical components in particle accelerators for beam manipulation and focusing.
  • Limited availability of physical SRF cavities and lengthy setup times hinder the development of essential control algorithms.
  • This necessitates alternative solutions for early-stage testing and development.

Purpose of the Study:

  • To introduce a hardware virtual cavity for hardware-in-the-loop simulations.
  • To provide a functional replacement for physical SRF cavities during the development phase.
  • To accelerate the testing and validation of ancillary control systems for particle accelerators.

Main Methods:

  • Implementation of an electrical model for transmitted and reflected voltages.
  • Inclusion of advanced features like Lorentz-force detuning, microphonics, hard quenches, and Q-slope.
  • Development of a system that mimics real SRF cavity behavior from RF input/output perspectives.

Main Results:

  • The virtual cavity accurately models the electrical characteristics of a real SRF cavity.
  • Advanced physical phenomena affecting SRF cavities are successfully simulated.
  • The system functions as a viable substitute for physical cavities in simulations.

Conclusions:

  • The hardware virtual cavity effectively supports hardware-in-the-loop simulations.
  • It overcomes the limitations of physical SRF cavity availability for control system development.
  • This facilitates earlier debugging and operation of ancillary control systems in particle accelerators.