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Proton Beam Window Port Block and Vessel Requirements and interfaces. Anders Andersson Work Unit Lead. www.europeanspallationsource.se July 4th, 2019. Outline. Introduction Purpose and function Interfaces Requirements. 1 Introduction Process flow diagram. 1 Introduction Section view.
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Proton Beam Window Port Block and VesselRequirements and interfaces Anders Andersson Work Unit Lead www.europeanspallationsource.se July 4th, 2019
Outline • Introduction • Purpose and function • Interfaces • Requirements
1 IntroductionSection view Accelerator MonolithVessel Proton beamwindow
2 Purpose and function • Internal atmosphere • Rough vacuum (< 1mbar (100 Pa)(a)) • Designed for • High vacuum (<10-7mbar(a)) • Sub-atmospheric helium (-300 Pa(g)) • Structural support • 1 bar(g) internal design pressure • 6 bar(a) internal design pressure in cooling channels • Opening for maintenance of PBW • Accommodate plug for blocking backscattering to accelerator Vacuum 6 bar(a) 1 atm
3 InterfacesAccelerator • Monolith vessel, Rough vacuum (< 100 Pa(a)) • Accelerator, Ultra high vacuum (<1x10E-6 Pa(a)) • Design requirements
3 InterfacesMonolith systems • 1065, Proton beam window • Support and alignment features • ICD-R: ESS-0060309 rev 2. Rev 3 in review (Interface drawing to be produced).
3 InterfacesMonolith systems • 1027, Monolith rough vacuum system (< 100 Pa(a)) • Design requirements • ICD-R: ESS-0135181 rev 2. Revision 3 in review (leakage req.)
3 InterfacesMonolith systems • 1098, Neutron Beam Port Block Package • Adapt shielding to PBW port block 1098 1098 1098 1098 1098 1098 1098 Orphanscope • ICD-R: ESS-0079170 rev 3. (Interface drawing to be produced) 1098
3 InterfacesFluid systems • 1043, Shielding and plugs cooling system • Cooling the PBW port block and the proton beam pipe • ICD-R: ESS-0096597 rev 1. Rev 2 preliminary. (Interface locationdefined. Heat calculations output pending)
3 InterfacesTarget systems • 1099, Outer shielding • Adapt shielding design to PBW port block design • ICD-R: ESS-0084045 rev 2. 1099 1099
3 InterfacesProton Beam Drift Room • Proton Beam Drift Room Pipe • Connection to accelerator • ICD-R: ESS-0238394 rev 2. • Clamp design – work in progress MonolithVessel Accelerator
3 InterfacesCasks and Associated Handling Devices • Casks and Associated Handling Devices • PBW Vessel shall handle a minor part of loads from casks • This far, loads are preliminary • ICD-R: ESS-0059295 rev 1. Rev 2 preliminary. Accelerator MonolithVessel Proton BeamWindow
4 RequirementsConfinement, Lifetime Selected examples of most important requirements CONFINEMENT AND CONTROL OF RADIOACTIVE INVENTORY LIFETIME
4 Requirements Leak tightness, atmosphere conditions LEAK TIGHTNESS ATMOSPHERE CONDITIONS
4 Requirements Cooling demand COOLING DEMAND
4 Requirements Loads LOADS
4 Requirements Quality assurance QUALITY ASSURANCE
3 InterfacesMonolith systems 1098 1098 Orphanscope 1098