CERN TE-ABT-EC LIU-ABT systems: PSB BI.DIS controls prepared by R.A.Barlow (April 2015) 1
BI.DIS Diviseur Capacitif 2
BI.DIS System overview EN/EL power GENERATOR PDC Ext interlock Tx cable 240V/ac Circuit breakers 1 HV Charge 30 meters of Recovery Profibus Protection Protection PDC controls Dump diode Diodes Diodes 4 5 6 Vref 2 3 Magnet PS HV Capacitor charger Power Supply PFN 240V/ac R IGBT2 IGBT1 Protection 10kv, 1A 6.25 Ω series Diode 240V/ac IGBT Driver 1 + Insulating Tx IGBT1 Trig PFN voltage Snubber1 Snubber2 IGBT2 Trig IGBT Driver 2 + Insulating Tx Trig sig SW1 Electrical discharge switch Trig sig SW2 Freewheel PT100 Opto trigger card PFN temp Triggers diode PFN Fire protection system Timing card, fine delay 7 240V/ac Profibus FAN system Ethernet Master PLC GPS signals: Profibus General purpose controller Micro-sw Temp measurements 240V/ac Profibus Voltage measurements EDS switch controller Contacts actuation Profibus Power supply controller Vref AUE + FLASHERS BIS management BIS sytem To acquisitions Profibus Ethernet Pxi drift stabilisation Profibus Ethernet Pxi fast interlocks 1) Current monitor CT, type 4997 2,3,4) Voltage probes, Ethernet 0.5V/kV IPOC system 5) Current monitor CT, type 4997 6) Current monitor, type Ethernet/CCC CT -J0.1-B Kits timing system 7) Current measure- Machine timing BI.DIS – Functional block diagram Rshunt overview 3
BI.DIS Rack and systems layout 4
BI.DIS Master CPU for 867 prototype
BI.DIS Deported I/O system for PFN
BI.DIS TECHNIX power supply – rear mechanical view
BI.DIS Cabling logistics Coordination of cabling program • DEC • DIC • OPTIC FIBRES • RACKS 8
BI.DIS Outstanding issues BE/CO failure scenarios for operation 9
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