Massachusetts DG Collaborative:
Navigant Analysis for the Distribution Planning Working Group
June 22, 2006: Navigant Memo with additional analysis of:
- A Hybrid Approach for the Role of DG in Distribution Planning
- How Value Can Be Shared (to achieve a win-win)
- Impact of DG on Market Prices.
Navigant Final Presentation
- June 30, 2006 -- Attachment G: DG and Distribution Planning: An Economic Analysis for the DG Collaborative, 229 slides plus June 22 memo, with bookmarks for key sections, 1.8 MB pdf file
- January 20, 2006 -- DG and Distribution Planning: An Economic Analysis for the DG Collaborative (229 slides without June 22 memo, 1.7 MB pdf)
Navigant Worksheets (final versions of xls files posted on 1/24/06)
- Benefits & Costs of DG: "Category A" Results to Date (407 KB xls file --see Economic Analysis posted above for more information on additional "Category B" benefits that have not yet been quantified)
- Energy Cost Savings Module for customer-sited DG (5.5 MB zip file including one 23.9 MB xls file -- if you have difficulty downloading or reading this large file, please let Fran know)
- Market Module Input -- Breakdown of Customer DG Results, with Sensitivity Analysis (410 KB xls file). This file contains the output from the senstivity analysis of the eight opportunities. Each worksheet lists for each customer the best DG option and the simple payback for that option.
- Market Penetration and Adoption Module (1.7 MB xls file, including breakdown of penetration results, with sensitivity analysis)
- Utility Planning Model for calculating deferral savings and cost of utility DG ownership (2 MB zip file)
- Draft stand-along reliability module (10/11/05 xls file). This module may be run on a stand-alone basis for convenience, although it calculates effective DG reliability for only one year. The "Reliability" worksheet in the "Utility Planning Model" above can calculate reliability indices for up to 20 years.
Information Provided by Massachusetts Distribution Companies
- January 25, 2006 -- Framingham Opportunity: Status Update, NSTAR
- November 9, 2005 -- Transient Performance of Distribution Feeder with DG (pdf)
- August 16, 2005 -- Utility Data on Customer Load in the 8 Opportunity Areas (xls)
- May 31, 2002 -- MassElectric Load Curtailment Pilot Program Testimony and Exhibits Filed with DTE (pdf; see bookmark to "Calculation of Load Interruption Credit" for comparison with "Utility Planning Model" below; see exhibit MDL-1 for the NPV calculation)
Meetings addressing these analyses
- January 11, 200 6Distribution Planning Work Group (Westborough)
- November 16 -- Distribution Planning Work Group
- October 19 -- Distribution Planning Work Group
- September 21 -- Plenary
Economic Analysis of the 8 Opportunities -- Presentations on Approach & Results to Date (superceded)
- January 4, 2006 -- DG and Distribution Planning: An Economic Analysis for the Massachusetts DG Collaborative (207 slides, 1.5 MB pdf)
- This report and the DG Collaborative's conclusions to be included in its January report to the DTE were discussed in the:
- January 11, 2006 Distribution Planning Work Group Meeting
- Navigant presentation to Nov. 16 DPWG Meeting (pdf)
- November 8, 2005 -- Sensitivity Analysis: 8 Opportunities (pdf, revised after 11/08 conference calls)
- October 24, 2005 -- Preliminary Results: 8 Opportunities (superceded)
Navigant Scope of Work for DG Collaborative (from current MTC contract)
Working Groups of the DG Collaborative:
- Tariff Working Group
- Technical/Network Working Group
- Distribution Planning Working Group - see references at:
Questions or comments about the Massachusetts DG Collaborative may be directed to Fran Cummings