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Recap Clamp Production and Installation RIKEN/RBRC Itaru Nakagawa 1
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Components MaterialFlame ResistanceMisc Print boardFR-4UL94 V-0 CapacitorsCeramicUL94 V-0V-resistant 3kV (orig. 4.5kV) Resistors Readout SocketBlass Probe pinBlass rubberUL94 V-0 ScrewSS316 Thru hole tapBlass Clamp Base/spacerpolyphenylene sulfide (PPS) UL94 V-0 Coating 2
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Statistics 3
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Production Cost US$ = 100 Yen Unit PricePer clamp Capacitor 0.58 Resister 0.0050.08 Thru whole tap 116 V-Readout Socket 116 Pin Probe 116 Print Board 55 Support Structure30 - 5020 - 50 Screw116 Total81 - 127 4 Per clamp560 clamps Material10056k Assembly10056k Total200112k Sub Total 560 Clamps112k Initial Cost10k Profit+TAX12.2k Total152k Coating? Dry Air Cover Unit Price30 560 Total16.8k
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5 Automation 1.Mount capacitor without cutting legs 2.Soldering 3.Cut off legs Manual Mounting 1.Chop off capacitor legs 2.Mount capacitor 3.Solder
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Clamp Schedule 34567891011 40 clamps production 40 clamps Install Humidity Test @ test bench Design Review 5/16 Humidity test @ 1008 ProcurementBid Production Partial Delivery QA Install Delivered to BNL @RIKEN@BN L 6
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QA Plan Test Bench @ RIKEN 7 Contacts (Sampling) Visual Inspection Humidity Performance (Sampling)
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PHENIX Requirement Station2&3 Scaffold Dry Air System – Compressor capacity – Pluming – Manifolds – Adapters 8
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Station-2&3 Scaffold Access to Anode Area Simultaneously Install Station-2 terminators Simultaneously Install Station-2 terminators 9
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PHENIX Dry Air Present40 cfm New Compressor99 cfm Octant 7 3710 3711 3712 3713 Manifold 20 branches/gap 40 branches/gap 10
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Installation Duration /clamp/gap/oct/arm Inspection, Mount ¼510 HV test⅕*⅕*12 Debug1224 Dry Air¼510 Total2346368 * per 4 clamps Unit : hour 10 weeks man 3 ~ 4 weeks 3man 10 weeks man 3 ~ 4 weeks 3man Installation Crews: IN(2), Yoshimitsu Imazu(4), Kentaro Watanabe(2), Yoshinori Fukao(2), New Senior Ph.D Student(2) Total (12) 11
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To be addressed Complete humidity test Dry air test Heat cycle test Optimize coating 12
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