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Recap Clamp Production and Installation

RIKEN/RBRCItaru Nakagawa

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ComponentsMaterial Flame Resistance Misc

Print board FR-4 UL94 V-0

Capacitors Ceramic UL94 V-0 V-resistant 3kV(orig. 4.5kV)

Resistors

Readout Socket Blass

Probe pin Blass

rubber UL94 V-0

Screw SS316

Thru hole tap Blass

Clamp Base/spacer polyphenylene sulfide (PPS) UL94　 V-0

Coating

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Statistics　 /gap /oct /arm

South 14 28 224

North 20 40 320

Total 　 　 544

Spare 　 　 56

Grand Total 　 　 600

3/31 Delivered 　 　 40

To be produced 　 　 560

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Production CostUS$ = 100 Yen Unit Price Per clampCapacitor 0.5 8Resister 0.005 0.08Thru whole tap 1 16V-Readout Socket 1 16Pin Probe 1 16Print Board 5 5Support Structure 30 - 50 20 - 50Screw 1 16Total 81 - 127

Per clamp 560 clamps

Material 100 56k

Assembly 100 56k

Total 200 112k

Sub Total

560 Clamps 112k

Initial Cost 10k

Profit+TAX 12.2k

Total 152k

Coating ?

Dry Air Cover

Unit Price 30

560 Total 16.8k

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Automation1. Mount capacitor without cutting legs2. Soldering3. Cut off legs

Manual Mounting1. Chop off capacitor legs2. Mount capacitor3. Solder

Clamp Schedule3 4 5 6 7 8 9 10 11

40 clamps production40 clamps InstallHumidity Test @ test benchDesign Review 5/16Humidity test @ 1008Procurement Bid

Production

Partial Delivery

QAInstall

Delivered to BNL

@RIKEN @BNL

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QA Plan• Test Bench @ RIKEN

Contacts (Sampling)

Visual Inspection

Humidity Performance (Sampling)

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PHENIX Requirement

• Station2&3 Scaffold • Dry Air System– Compressor capacity – Pluming– Manifolds– Adapters

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Station-2&3 ScaffoldAccess to Anode Area Simultaneously Install

Station-2 terminators

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PHENIX Dry AirPresent 40 cfmNew Compressor 99 cfm

Octant 7

37103710

37103711

37113711

37123712

37133713

Manifold

20 branches/gap40 branches/gap

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Installation Duration

/clamp /gap /oct /armInspection,

Mount ¼ 5 10

HV test ⅕* 1 2Debug 12 24Dry Air ¼ 5 10

Total 23 46 368

* per 4 clamps

Unit : hour

10 weeks man3 ~ 4 weeks 3man

Installation Crews:IN(2), Yoshimitsu Imazu(4), Kentaro Watanabe(2), Yoshinori Fukao(2), New Senior Ph.D Student(2)Total (12)

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To be addressed

• Complete humidity test• Dry air test• Heat cycle test• Optimize coating