High Power Laser and Particle Beams, Volume. 36, Issue 8, 084003(2024)
Design and implementation of linear injector timing system for 300 MeV proton and heavy ion accelerator
Figures & Tables(14)
Fig. 1. Timing diagram of linear timing system triggering related devices in internal trigger mode
Fig. 2. Timing diagram of linear timing system triggering related devices in external trigger mode (micro pulse, macro pulse)
Fig. 3. General block diagram of linear timing system and chopper control system hardware system
Fig. 4. T0 channel (reference) state machine in internal trigger mode
Fig. 5. Synchronized trigger output channel state machine in internal/external trigger mode
Fig. 6. Diagram of optical example input signal analysis in external trigger mode
Fig. 10. Synchronized trigger signal test chart in internal trigger mode
Fig. 11. Synchronized trigger signal test chart in external trigger mode
Fig. 12. Jitter test chart between channels A-B in internal trigger mode
Table 1. Definition of linac timing control
View tableView in ArticleTable 1. Definition of linac timing control
definition of record type for chopper definition of struct for chopper recordtype(Chopper) { include "dbCommon.dbd" field( mPulsePeriod ,DBF_FLOAT) {promptgroup (GUI_INPUTS) asl(ASL0) pp(TRUE) } field( modeChoice ,DBF_UCHAR) {promptgroup(GUI_INPUTS) asl(ASL0) pp(TRUE) }…… } typedef struct ChopperRecord { char name[61]; /* Record Name */ char desc[41]; /* Descriptor */ char asg[29]; /* Access Security Group */ epicsEnum16 scan; /* Scan Mechanism */ …… epicsFloat32 mPulsePeriod ;epicsUInt8 modeChoice ;…… Char ip[16]; /* IP address */ epicsInt32 port; /* port */ } ChopperRecord;
Table 2. A-channel output jitter statistics in internal trigger mode
View tableView in ArticleTable 2. A-channel output jitter statistics in internal trigger mode
description бsd/ps max/ps min/ps p-p value/ps test number maximum of cycle-cycle/ps minimum of cycle-cycle/ps TIE1,Ch1 15.393 36.178 −36.155 72.333 975 56.314 −62.164 current acquisition 15.015 29.386 −34.661 64.047 65 49.640 −48.016
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Xiaodong Han, Donge Liu, Zhe Xu, Ruifeng Zhang, Shilong Li, Ruihuai Zhou, Yan Cong. Design and implementation of linear injector timing system for 300 MeV proton and heavy ion accelerator[J]. High Power Laser and Particle Beams, 2024, 36(8): 084003
Paper Information
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Received: Jan. 30, 2024
Accepted: Apr. 24, 2024
Published Online: Aug. 8, 2024
The Author Email: Cong Yan (congyan@impcas.ac.cn)
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