newsletter september 2021 “ESS Bilbao has been awarded a contract to PBW-Vessel after pressure test perform the thermomechanical design for the PBI (Proton Beam Instrumentation) to be installed in the PBW. In this way, we hope to help the other stakeholders to finish defining their interfaces with our component; while we manage to make visible the technical capabilities of our thermomechanical design team” PBW Port Block during milling of of sealing surfaces Raúl Vivanco “Having to be prepared for both pressure and vacuum ope-The pressure test on the assembly has just been com ration has required a complex design, both in the sizing ofpleted reaching the desired pressure without any leaks all the parts in both environments, as well as the use of spe- detected. cial spring gaskets for leaks. The manufacture of the PBlockThe component is now in the dimensional control pro is a challenge as it is a 600x600mm forged piece, cooledcess, to later be sent to external facilities for cleaning on all sides, together with a 4m high vessel that must beand preparation for vacuum tests. The delivery of the manufactured entirely by welding, complying with the RCC-component at ESS in Lund is currently scheduled for MRx and PED regulations”, Raúl Vivanco affirms. August-September of this year. 13