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Fan VFD Calculator Development

Fan VFD Calculator Development. Staff Request for Authorization of Funding from the Regional Technical Forum 28 June 2011. Measure Summary. Measure name : Fan Variable Frequency Drive Measure type; Standard Protocol Requesting Status: None at this time Change in measure status : n/a

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Fan VFD Calculator Development

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  1. Fan VFD Calculator Development Staff Request for Authorization of Funding from the Regional Technical Forum 28 June 2011

  2. Measure Summary • Measure name: Fan Variable Frequency Drive • Measure type; Standard Protocol • Requesting Status: None at this time • Change in measure status: n/a • Change in measure savings: n/a • Change in measure cost effectiveness: n/a • Other or follow-on work for RTF: Integrate calculator into ProCost, complete measure Workbook. Approve Fan VFD Standard Protocol and calculator.

  3. Measure History • Previously approved: New Standard Protocol • Measure developer(s): SBW, RTF • What is the status of: • Protocol: Draft Subcommittee reviewed • Workbooks: To be completed • Summary sheet: To be completed • Protocol Documentation: Draft Subcommittee reviewed • Measure cost and life documentation: Draft • Data and evaluation sources: Draft Subcommittee reviewed

  4. Subcommittee Summary • Subcommittee meetings: 13 June 2011 • Subcommittee members: Todd Amundsen, Mike Baker, Travis Reeder, Bill Koran, Andie Baker, Ben Lipscom, Ken Baker, Brad Aker, Jeff Romberger, Erin Hope • Biases or disclosed conflicts of interest: SBW is currently contracted to develop Guidelines that included identifying needs for updating measures to new guidelines. PECI is developing Fan VFD measurement and verification practices for BPA.

  5. Subcommittee Summary • Recommendation(s), concerns: • Protocol needs three data points for reliability • static pressure, power and flow need to be collected for accuracy • Need to account for minimum static control conditions • NEFPA 70 practitioners qualifications “qualified electrical worker vs. electrician

  6. Subcommittee Summary • Recommendation(s), concerns: • LBL fan VFD work may provide data (Bill Wray), SnoPUD, PSE,EWEB • Need confidence in system operating point and curve fit • Calculator needed to test protocol against known data

  7. Recommendations Subcommittee recommendations: • Collect more field measurement data • Develop calculator based on three data points • Test calculator against field pre-post data • Revise or refine via subcommittee feedback

  8. RTF Proposed Motion: “I _________ move that the RTFAuthorize staff to contract for $24,700 for development, completion and testing of a Fan VFD standard protocol compliant calculator with all the attendant documentation, input forms and data sources.

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