Topic:"Fuel Cost Adjustment" in M04819

39 40 41 42 43 44 45 Attachment 1-1 E-ENSC-R-12 Date filed: March 30, 2012 & lt;sup>2 Initially sourced from Base Cost of Fuel of Service Allocation of Fuel Expenses among Rate Classes" table under Cost Allocation Factors in Appendix C of...

AI summary The document references the Base Cost of Fuel Compliance Filing submission from 2011 and its scaling in proportion to the change in MWh for the 2012 General Rate Application by Nova Scotia Power Inc., citing specific sources related to operating revenues.

Attachment 1-1 E-ENSC-R-12 Date Revised: April 18, 2012 Initially sourced from Base Cost of Fuel of Service Allocation of Fuel Expenses among Rate Classes" table under Cost Allocation Factors in Appendix C of the 2011 Base Cost of Fuel Com...

AI summary This document references the Base Cost of Fuel Compliance Filing submission from 2011 and its scaling in proportion to the change in MWh for the 2012 General Rate Application by Nova Scotia Power Inc.

E-ENSC-R-12 1 2 Initially sourced from Base Cost of Fuel of Service Allocation of Fuel Expenses among Rate Classes" table under Cost Allocation Factors in Appendix C of the 2011 Base Cost of Fuel Compliance Filing submission, subsequently...

AI summary The text references a table from the 2011 Base Cost of Fuel Compliance Filing submission, which was used to allocate fuel expenses among rate classes. It was later scaled based on changes in MWh from the 2012 General Rate Application by Nova Scotia Power Inc.

Revise HOT2000 models on a random basis: The Evaluator or the PM should review a small percentage of the HOT2000 models on a random basis to validate the input data. The energy advisors would have to keep detailed records (plans, notes, pi...

AI summary The text discusses the need to randomly review a small percentage of HOT2000 models to validate input data and ensure accuracy, with a focus on outlier projects. It also highlights the success of the 2011 Fuel Substitution Pilot, which achieved significant energy and demand savings, and mentions the evaluation methodology used by Econoler.

stitution Pilot. The Evaluator has the following recommendations that aim at optimizing specific aspects of the program: Table 20: Recommendations for the Fuel Substitution Pilot

AI summary The document provides recommendations for optimizing the Fuel Substitution Pilot program, with a focus on improving specific aspects of the initiative.

information on the heating load provided by a secondary heating source would give a basis for savings adjustment when high usage of a secondary heating source is identified. Fuel-R4. Conduct a billing analysis in order to evaluate energy c...

AI summary The document discusses the Fuel Substitution Pilot program by Efficiency Nova Scotia Corporation, focusing on evaluating energy consumption for heating through billing analysis and targeting participants for natural gas system installations to reduce free-ridership and increase energy savings.

nt of its heating needs. Moreover, information on usage of the old heat source was also collected and revealed that only one site had a supplemental heating source prior to participating in the pilot. No correction factor was established b...

AI summary The document discusses findings from a pilot program on fuel substitution, highlighting the collection of data on heating sources and the need to investigate the proportion of heating load provided by secondary sources before and after fuel substitution. Gross savings from the pilot are also calculated and presented.

em with another heating source before you heard about the Fuel Substitution Program? 1. Yes 2. No 98. (Don’t know) 99. (Refused) [IF FR1=YES] FR1a. Before you decided to participate in the Fuel Substitution Program, had you already made th...

AI summary The text includes survey questions about participation in the Fuel Substitution Program and asks respondents about their likelihood of taking alternative actions without the program. It also references an evaluation report on the Fuel Substitution Pilot by Efficiency Nova Scotia Corporation from 2011.

M1. Since this new equipment was installed under the program, what changes, if any, have you noticed in your energy bills? Have ... READ STATEMENTS IN ORDER - RECORD ONE RESPONSE 1. Your bills gone down 2. Your bills gone up, or 3. Has the...

AI summary The text presents survey questions related to the impact of the Fuel Substitution Program on participants' energy bills, knowledge of energy efficiency, and barriers faced in implementing new equipment or energy sources. The questions are part of an evaluation report by Efficiency Nova Scotia Corporation from 2011.

6b. Owners of electrically heated homes unfairly targeted. Having an electrically heated home, once considered a positive move in cost efficiency, has now become a liability under the ENSI rate mechanism. As explained above , modification...

AI summary Owners of electrically heated homes argue they are unfairly targeted by ENSI's rate mechanism. The text highlights the high cost of modifying such homes to alternative heating sources and emphasizes that these homes use electricity (from coal) but avoid other fossil fuels, a nuance decision-makers should recognize.

Figure 4.4 2015 Energy Lifetime Benefits ($ million) Demand Lifetime Benefits ($ million) RESIDENTIAL DSM PRO GRAMS Efficient Product Rebates 10.8 0.2 Existing Residentiald 15.5 2.0 New Residential 7.7 1.1 Energy Savings Actions 1.6 0.0 BU...

AI summary This document presents data on the lifetime benefits of residential and business demand-side management (DSM) programs in Nova Scotia, including energy and demand benefits, and includes a series of requests and responses regarding the avoided cost figure of $135/MWh used by Nova Scotia Power (NSPI). The responses reference Synapse reports and clarify that NSPI is responsible for determining avoided costs for DSM planning.

1 Notably for this reason, ENSC is proposing to develop or adapt specific performance requirements for air-source heat pumps, as indicated in Appendix E to the Evidence, page 4. A similar concern around air quality issues explains ENSC's i...

AI summary ENSC is proposing performance requirements for air-source heat pumps and biomass units to address air quality concerns. The document also raises questions about ENSC's authority to exclude oil appliances from its Fuel Substitution Program based on fuel costs and GHG emissions.

12 Rate Class 2013 2014 2015 7 workpapers and calculations. 8 9 b) Please provide separate estimates of avoided energy costs and avoided capacity 10 costs, for each year 2012 through 2032. 11 12 c) Please provide a table presenting the Nov...

AI summary The text requests detailed estimates of avoided energy and capacity costs from 2012 to 2032, along with explanations on whether these costs account for transmission and distribution costs and compliance with greenhouse gas regulations. The response refers to a confidential attachment and a long-term value of $135/MWh for avoided costs.

Request IR-34: Please explain why ENSC chose to use in Appendix C, Attachment 1, the classification factors from the ""Base Cost of Fuel Cost of Service Allocation of Fuel Expenses among Rate Classes" table in line #32 under Purchased Powe...

AI summary ENSC explains its choice of using a 66.51% energy classification factor from the 2011 filing over the 70.94% figure from the 2012 GRA, citing the 2009 Settlement Agreement and the exclusion of deferred costs and working capital. NSPI supports the 66.5% figure as a better representation for 2013-2015.

Date Filed: May 9, 2012 ENSC CA IR-35 Page 1 of 1 1 Request IR-36: 20 HST $17.02 $17.07 $0.05 0.3% 21 Provincial Rebate ($11.34) ($11.38) ($0.03) (0.3%) 22 TOTAL BILL $119.11 $119.47 $0.37 0.3% 24 2014 BILL 2015 BILL CHANGE IMPACT CUMULATI...

AI summary The document presents a comparison of energy bills between 2014 and 2015, showing changes in various charges such as energy rates, FAM1, DSM cost recovery, HST, and provincial rebates. The total bill increased slightly in 2015, with notable changes in DSM cost recovery and provincial rebates.

2 Source: Nova Scotia Power Inc. Tariffs & Regulations Effective January 1, 2012 1 Request IR-37: 2 3 Does ENSC agree that NSPI's fuel adjustment charge will be lower with the energy 4 efficiency programs than without? 5 6 a) If not, pleas...

AI summary The document contains two requests and responses from the Energy and Utilities Board of Nova Scotia (ENSC) regarding Nova Scotia Power Inc. (NSPI). Request IR-37 asks whether energy efficiency programs would lower NSPI's fuel adjustment charge, to which ENSC responds that it does not have the necessary information. Request IR-38 inquires about deferred capital investments due to reduced loads from energy efficiency programs, and ENSC states that no such investments have been identified.

10 ARE THERE ASPECTS OF ENSC'S PROPOSAL ON WHICH YOU WISH TO

AI summary The document text is a heading from a regulatory proceeding in Nova Scotia, asking if there are aspects of ENSC's proposal requiring further comment. Key entities include ENSC, NSPI, and related programs like DSM and DCCR.

13 Q: Are there any areas in which you can identify the need for improvements in 14 NSPI's estimates of avoided costs? - 15 A: Yes. Even from the limited documentation available, there are some apparent 16 errors in the avoided-cost develo...

AI summary The response identifies multiple flaws in NSPI's avoided-cost estimates, including omitted transmission/distribution costs, incorrect assumptions about wind power needs, unaccounted RES credit sales, misclassified plant costs, and flawed line-loss calculations. It also notes a lack of seasonal differentiation in avoided-cost modeling.

industrial model specification, documentation of price forecasts and wholesale forecast. 18. MDPU 558; Western Massachusetts Electric Company Rate Case; Massachusetts Attorney General; May 1981. Rate design including declining blocks, marg...

AI summary The text lists multiple regulatory proceedings from various states, focusing on rate design, conservation programs, standard-setting, and revenue allocation. Key entities include Massachusetts Department of Public Utilities (MDPU), District of Columbia Public Service Commission (DCPSC), and others. Topics include rate design, conservation, and standard-setting.

ide it earlier in the process.20 Calculated energy savings: Several DSM measures have TRC ratios below 1.0 or21 only marginally above that breakeven point. With lower avoided costs, they become22 even less cost-effective. The Board should...

AI summary DSM measures with TRC ratios near 1.0 are overstated in cost-effectiveness due to inflated avoided costs and energy savings. The Board should consider the 'dual baseline' approach for long-lived measures. DSM cost allocation (75% direct, 25% shared) was agreed in 2009, with Elenchus Research Associates recommending continuation. ENSC's enabling strategies costs should be subject to a true-up and documentation. Excess DSM may unnecessarily raise electric rates.

- 2013 , as compared to the "with DSM" forecast of GWh. Lingan 2, which is forecast11 1 to have 2013 output of GWh in the "with DSM" forecast is now only forecast to 2 have output of GWh (a capacity factor) in the 2013 GRA. 3 Another indic...

AI summary The document discusses discrepancies in avoided energy cost estimates, specifically highlighting a reduction in load forecast by NSPI and its impact on fuel savings. It also addresses anomalies in the avoided cost backup data, including a mismatch between DSM load reduction and generation forecasts, and the lack of complete data on unit performance.

13 Q PLEASE SUMMARIZE THE CONCERNS ABOUT NSPI'S ESTIMATES OF AVOIDED COSTS. A Over the last couple of years, we have seen that the outputs of the Strategist model14 vary widely from case to case. Part of this is due to changes in fuel cost...

AI summary Concerns arise about NSPI's avoided cost estimates due to variability in Strategist model outputs, attributed to fuel cost and load forecast changes. Without transparency in assumptions, reliability is questioned. Forecasts may overstate costs, risking uneconomic investments by ENSC.

2 Q DO THESE ISSUES JUST AFFECT DSM? A No. The impact is broader. Several proceedings affect NSPI rates and must consider the3 same information: This DSM application; the recent Load Retention rate application;4 the new PWCC load retention...

AI summary The issues extend beyond DSM, affecting multiple NSPI rate-related proceedings, including the Integrated Resource Plan, renewable energy projects, and Fuel Adjustment Mechanism. Consistent and reliable information is crucial, and forecasting future rates could help ratepayers plan for energy-saving opportunities.

Generation Fuel Cost - Without DSM ($/MWh) CC 280 CC150 CC150 CC280 Year TC 1 TC 2 TC 3 Pt Aconi Ling 1 Ling 2 Ling 3 Ling 4 Tren 5 Tren 6 Tupper TC 6 CTs 2022 2026 2027 2031 (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15...

AI summary The document presents a table and a figure related to generation fuel costs without demand side management (DSM) in Nova Scotia, measured in dollars per megawatt-hour (\/MWh), with various cost centers and years listed for analysis.

COHA IR-1: ENSC utilizes DSM Screening Tests to assist in determining what fuel appliances will be included in ENSC DSM programs. Please provide the: - a. Results of the Total Recovery Cost (TRC) screening test for Energy Star® oil-fired a...

AI summary ENSC uses DSM screening tests (TRC and PAC) to evaluate fuel appliances for inclusion in DSM programs. The request seeks comparisons of TRC and PAC results for Energy Star® oil-fired appliances against natural gas, propane, pellet, and wood furnaces/boilers, and an explanation if tests were not conducted for oil appliances.

21 Request IR-31 - Reference: ENSC (Synapse) IR-14a, Confidential Attachment 1 2012 Annual Avoided22 - Costs of DSM.23 - (a) The attachment shows total avoided costs With DSM and No DSM. Please24 - separate the totals between capacity cost...

AI summary The document outlines multiple requests (IR-31 to IR-35) directed to Efficiency Nova Scotia Corporation (ENSC) regarding avoided costs, generation output, capacity calculations, reserve margin updates, and cost allocation methodologies. Requests include separating capacity/energy costs, providing unit-specific generation data, explaining reserve margin discrepancies, and clarifying cost allocation bases.

NON-CONFIDENTIAL 1 Request IR-32: 2 3 4 Please provide a breakdown of actual and forecast administration costs for the DSM for the years 2011 to 2015 inclusive, including number of employees, total salary costs, consultants, travel and off...

AI summary The text contains several requests for information related to the administration costs of the DSM program, management audits, fuel cost allocation methods, and the impact of energy efficiency programs on customer usage. These requests are part of a regulatory proceeding involving ENSC.

Table 18: Recommendations for Fuel Substitution No. Recommendations Fuel-R3. Consider conducting calibrated simulations with participants who installed a wood or pellet stove: Wood and pellet stoves are by far the largest contributors of t...

AI summary The text recommends conducting calibrated simulations with participants who installed wood or pellet stoves to review unitary savings values and demand savings based on load profiles, as these stoves account for a significant portion of energy savings in the Fuel Substitution program.

RECOMMENDATIONS Econoler finds that the program is well designed and works at a satisfactory level. In addition to the general recommendations presented for all ENSC programs in the overall executive summary of the 2012 demand-side managem...

AI summary Econoler recommends continuing marketing efforts, reintroducing rebates for high-efficiency ductless mini-split heat pumps, and conducting calibrated simulations for wood and pellet stove participants to improve the Fuel Substitution program's effectiveness and accuracy.

Revised Savings The unitary savings values used for all these types of equipment were reviewed in the 2011 evaluation report of the Fuel Substitution pilot 24 and led to a recommendation on conducting a billing analysis to review the avera...

AI summary The document discusses the revised savings calculations for the Fuel Substitution program, using a billing analysis of 235 NSPI customers and a regression model based on the Princeton Scorekeeping Method (PRISM) to determine average heating consumption values.

The information collected during the eight on-site visits was used to validate the installation of the new units installed, as well as collecting information on the source of energy used by the previous space or DHW heating systems. The on...

AI summary The on-site visits validated the installation of new heating units and confirmed that rebates claimed through Fuel Substitution were accurate. Participants were found to be offsetting electric consumption, and no correction factor was needed based on the site visit results.

Barriers to Action [B Series] - B1. Were there any challenges or barriers that you faced in implementing the new equipment or the new energy source rebated by the Fuel Substitution Program? - 1. Yes - 2. No - 98. (Don't know) - 99. (Refuse...

AI summary The text presents a question from the 'Barriers to Action [B Series]' section, asking whether there were challenges or barriers in implementing new equipment or energy sources rebated by the Fuel Substitution Program, with response options including 'Yes', 'No', 'Don't know', and 'Refused'.

Value of the program to customers [VP Series] VP1. Would you recommend the Fuel Substitution Program to a family member or friend? - 1. Yes

AI summary The document presents a question about recommending the Fuel Substitution Program to a family member or friend, with an option to answer 'Yes'. It is part of an evaluation of the program's value to customers.

Recommendations for Program Improvements [R Series] - R1. Do you have any recommendations for improving the Fuel Substitution Program? PROBE: Anything else? [DO NOT READ. ACCEPT MULTIPLE] - 1. (Offer more products/measures eligible to reba...

AI summary The document includes recommendations for improving the Fuel Substitution Program, with options such as offering more eligible products, increasing rebate amounts, and improving communication. Respondents can also specify other recommendations.

FR2cc MEAN VALUE OF: (PA1; PA2; PA3; PA4) IF FR3 ≤ 70% AND IF FR2a > 70%: PA1 = EMPTY

AI summary The text outlines a conditional formula involving FR2cc, FR3, and FR2a, with PA1 being set to empty if FR3 is less than or equal to 70% and FR2a is greater than 70%.