RADWG 3 RD 2012 8 TH MAY 2012

AGENDA v Matters arising and SEU events v CNRAD v H 4 IRRAD v

LHC TS 1 v Installation of radfets v PS for the RF cavity equipments

PSI test plan -1 Date Equipment Owner Test group DUT 1 February EN/STI PXI

PSI test plan-2 Date Equipment Owner Test group DUT May 20 th EN/STI BE/BI

CEA – 1 Me. V facility v Request of beam time in September for

Radiation test reports v From the radwg website radwg. web. cern. ch v http:

SEU events in LHC Date 04/05/2012 Title LHC Area point Cryogenic compressor stop Point

SEU events in LHC v QPS: 3 events (ISO 150 not counted) v 1

SEU events in LHC v QPS events in xls file v G: ProjectsR 2

Course conference workshop v Course radiation effects R. Gaillard on CERN training web site

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RADWG 3 RD - 2012 8 TH MAY 2012 G. Spiezia (EN/STI/ECE)

AGENDA v Matters arising and SEU events v CNRAD v H 4 IRRAD v Weekly report v Nanofip purchase v PSI test- BI components v PSI test- Comparators

LHC TS 1 v Installation of radfets v PS for the RF cavity equipments v SPS for the Beam instrumentation equipment

PSI test plan -1 Date Equipment Owner Test group DUT 1 February EN/STI PXI power supply Voltage regulator 18 -19 February EN/STI Cypress Toshiba Diff Amp 17 -18 March TE/EPC AC/DC BI BI BPM electronics Analog switches 24 -25 March EN/STI current regulator Rad. Fet 21 -22 April TE/EPC EN/STI Mosfet-1 EN/STI Rad. Mon prototype BI BI Beam Loss Monitor

PSI test plan-2 Date Equipment Owner Test group DUT May 20 th EN/STI BE/BI June 1 st TE/EPC EN/STI OSL, TLD Detector Mosfet Voltage regulators Voltage reference July August TE/EPC EN/STITE/EPC EN/STI TE/EPC PWM Profibus module FGC critical components • BE/BI: Request to test components for the BPM equipment. Date? • TE/EPC: Date for August?

CEA – 1 Me. V facility v Request of beam time in September for calibration purpose (RADMONs) v No confirmation yet v No further requests from other groups

Radiation test reports v From the radwg website radwg. web. cern. ch v http: //radwg. web. cern. ch/Rad. WG/Pa ges/reports/Radiation_report_menu. h tm v EDMS link v https: //edms. cern. ch/nav/P: CERN 0000083951: V 0/P: CERN 0000091191: V 0/TAB 3 Agenda

SEU events in LHC Date 04/05/2012 Title LHC Area point Cryogenic compressor stop Point 8 in P 8 Beam Dump Equipment US 85 soft SEE TBC FALSE CRYO UA 47 soft SEE TBC TRUE RF soft SEE YES FALSE QPS Type SEU? 03/05/2012 RF trip module M 2 B 2, L 8 B 2 Point 4 19/04/2012 QPS Wfip lost Point 5 16/04/2012 Power converter- FGC Point 7 ARCs soft SEE TBC TRUE EPC 13/04/2012 Power Converter Fault Point 1 RR 17 hard SEE YES TRUE EPC 10/04/2012 QPS-Protection 600 A Point 5 UJ 56 soft SEE TBC TRUE QPS 09/04/2012 Power Converter Fault Point 1 UJ 16 hard SEE YES TRUE EPC 04/04/2012 Trip of QPS 4 R 8 - loss of cryo maintain Point 8 LSS TRUE QPS DS - TBC

SEU events in LHC v QPS: 3 events (ISO 150 not counted) v 1 Dump (Confirmed) v PC: 3 events with dump v 3 Dumps (2 Confirmed) v Cryo: 1 event v No Dump

SEU events in LHC v QPS events in xls file v G: ProjectsR 2 EQPS v Which is the updated file? v PC: v Web site v Does Radiation under investigation means TO BE CONFIRMED? v Cryo: v Mail update

Back-up

Course conference workshop v Course radiation effects R. Gaillard on CERN training web site v SEE symposium v April 2012 v http: //radhome. gsfc. nasa. gov/radhome/SEE/ v NSREC v July 2012 v www. nsrec. net v RADECS v September 2012 v www. radecs. com