b'Figure 4. 3D model rendering of the design of the weld under pressure system, which is currently undergoing final assembly prior to out of cell function, verification, and demonstration testing.fuel segment can be rotated beneathinternal pressure prior to follow on the end-mill cutting tool. A compat- experiments. This includes completing ible rotating stage was procured andthe design for a new hot cell penetra-out of cell demonstration and trialstion feed through to supply the have been performed to verify func- utilities and control system for the tionality and operation. Currently, thiswelding operations. The HFEF leak rotating stage is undergoing remotesystem was identified and restored to mockup testing to verify compat- operation. ibility for remote operations. OnceDuring the next fiscal year, the new completed, the new rotation stageequipment will be installed in the can be installed in the HFEF hot cell,HFEF hot cell and demonstrated, and final demonstration and checkswhich will showcase its function and performed.availability by late FY2021. The first Two micro-TIG welding systems haveuse of the crucial refabrication system been designed and constructed tois planned for fuel being shipped to perform the circumferential weldsIdaho National Laboratory (INL) from and seal welds necessary to attachthe Byron Nuclear Power Plant, which new endcaps and set the desired rodis a significant milestone.2020|AFC ACCOMPLISHMENTS 17'