FPGAbased Quench Detection System for Super-FRS Super ferric Dipole Prototyp
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Graphical Abstract
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Abstract
The quench detection system for SuperFRS superferric dipole prototype magnet of FAIR has been designed and built. The balance bridge was used to detect quench signal. In order to avoid blind zone of quench detection, two independent bridges were used. NI PXI7830R FPGA was used to implement filter to quench signal and algorithm of quench decision and to produce quench trigger signal. Presample technique was used in quench data acquisition. The data before and after quench could be recorded for analysis later. The test result indicated that the quench of the dipole’s superconducting coil could be reliably detected by the quench detection module.
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