uTCA / Stand-alone LLRF
Digital RF stabilization system
Our digital RF stabilization system is available in uTCA and stand-alone form-factors for best in-class LLRF solutions. Our fully digital RF systems are designed to offer accurate control of electromagnetic fields inside any accelerating cavity and play a key role in the longitudinal beam performance of any particle accelerator. Our solution is tailored to customer needs and takes full advantage of our previous expertise on PCIe-S LLRF equipment, now working with the most advanced crate technologies.
Main performance highlights
- Amplitude stability: 0.1% RMS
- Phase stability: 0.1 degrees RMS
- Amplitude precision: 0.01% RMS
- Phase precision: 0.01 degree RMS
- Total feedback loop delay: < 0.95us
- RF added jitter: 142 fs RMS (1Hz-1MHz)
*measured at 175MHz
Use Cases
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Digital Low-Level RF (LLRF) System Upgrade for the ALBA Synchrotron
Safran Electronic & Defense is developing a next-generation digital Low-Level RF (LLRF) system to upgrade the ALBA Synchrotron Light Source’s accelerator control infrastructure in Barcelona.
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Status of the uTCA Digital LLRF design for SARAF Phase II
One of the crucial control systems of any particle accelerator is the Low Level Radio Frequency (LLRF). The purpose of a LLRF is to control the amplitude and phase of the field inside the accelerating cavity.
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Enhancing F4E’s Precision in Fusion Research with Safran Technology
Background Fusion For Energy, F4E, the European agency responsible for Europe’s contribution to the ITER project and the Broader Approach (BA) agreement with Japan, oversees the IFMIF/EVEDA project. The Linear IFMIF Prototype Accelerator, known as LIPAc, is a prototype accelerator designed to demonstrate the acceleration of a deuteron beam at 9 MeV with a current
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Ultra-high Precision in Low Level RF
High Energy Physics (HEP) experiments, such as those conducted at particle accelerators and synchrotrons, require extremely precise control and synchronization of beam dynamics to achieve accurate and meaningful results.
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FEATURES
- Amplitude and phase control in continuous wave (CW) or pulsed.
- Real-time monitoring of RF signals, with live computation of detune frequency for resonance controls.
- Opened loop or closed loop mode control of amplitude and frequency or phase.
- Pulse shaping feature for smoothing RF pulses
- Feedforward for beam loading compensation
- Real-time monitoring of RF signals (Incident, reflected, cavity field …)
- Provides information for step tuner motors
- VSWR (arcing/reflection) detection and handling events: when it receives a reflection signal above a user-defined threshold, it shuts off RF output for a time period also defined by the user.
- Fast output interlock system (Machine protection)
- EPICS/TANGO control system support and easy user interface.
- Postmortem analysis with selectable event triggers and configurable capture parameters. MATLAB, python, CSS/BOY libraries for post processing.
- Compatible with White-Rabbit and IEEE-1588 protocols. Seamless integration into the Timing system for triggering and timestamping control operations.
SPECS
- Up to 2 LLRF channels on the same box
- Up to 2 configurable RF output
- Up to 7 configurable RF inputs
- One Frequency reference input
- 7 configurable input/outputs TTL connectors
- It can be mounted on two different configurations according to user needs:
- Fits into a stand-alone 19 inch rack
- Fits into a 19 inch rack using 2U height and integrated into a uTCA backplane
