Review of Power Supplies and Magnets

Previous Reviews

• Specification for NuMI Magnet Power Supply - 6/28/2001
• WBS 1.1.3 Magnet Power Supply Review - July 11, 2001 This was done pre- new beam optics design, yet much is still appropriate.
• WBS 1.1.1 Specs and Design for Primary Beamline 7/13/2001
• WBS 1.1.1 - Beam Optics Design (12/11/01)
• WBS 1.1.1 Primary Beam Sensitivities - Nov. 1, 2002

Reference Materials

• Updated NuMI Technical Design Handbook (TDH): See Section 4.1 Primary Beam Systems and Section 4.3 Power Supply Systems
• Updated NuMI Power Supply Requirements Spreadsheet (.xls): Look at the first page of this workbook (PS Reqs). Do not update links. This power supply spreadsheet has been updated since the TDH update and is under review. It looks to the issue of transformer specifications/loads.
• Transformer Issues at MI-60 and MI-65 Memo (.doc): This memo discusses EE Supports view of the NuMI transformer load issues at MI-60 and MI-65.

Response to Comments

• Response to Nov. 2002 review complete.
• Response to July 11,2001 review complete.

Review Comments

• Review of Transformer Issues by Leon Beverly. The NuMI project is replacing the 1.5 MVA transformers at MI-60 and MI-65 with 2 MVA transformers.