E-22021 DSM Evaluation Reports
56 passages
Table 6: Comparison of 2021 Evaluated and Tracked Energy Savings at the Generator Portfolio Total 141.346 111.047 138.896 0.79 109.418 1,548.786 99% BNI Subtotal 90.978 71.663 88.668 0.77 68.142 970.670 95% Direct Installation Small Busine...
AI summary Table 6 compares the 2021 evaluated and tracked energy savings across different programs and portfolios, including BNI, residential, and DSM initiatives. It highlights energy savings metrics such as annual gross and net savings, NTGR, and lifetime net energy savings for various programs like Small Business Energy Solutions, Strategic Energy Management, and the Mi'kmaw Home Energy Efficiency Project.
By using the formula presented above, and assuming a confidence level of 90%, a proportion of 0.50, and a total number of Instant Savings products equal to 3,186, the margin of error was established at 6.8%. Margin of Error = $$1.645 \time...
AI summary The margin of error for Instant Savings products was calculated using a statistical formula, resulting in a 6.8% margin of error. This calculation was conducted in 2021 for all participant surveys.
an A-type lamps that are considered a mature market. LED fixtures are similarly in a sustained growth phase, although less information specific to the residential market was available on this product. 2021 Instant Savings-Finding: The eval...
AI summary The 2021 Instant Savings-Finding indicates that evaluated net energy and peak demand savings for LED fixtures are 4% higher than the initial net savings tracked by EOne. This is attributed to an increase in spillover levels and a decrease in free-ridership levels, resulting in a higher NTGR for LED fixtures.
5 INSTANT SAVINGS OVERVIEW This section describes Instant Savings, follows up on past evaluation recommendations, and provides an overview of participation history.
AI summary This section provides an overview of Instant Savings, a program that offers immediate energy savings to participants. It also follows up on past evaluation recommendations and outlines participation history in the program.
Table 20: Number of Rebated Products Sold Through Instant Savings, 2020-2021 Product Category 2020 2021 Variation ENERGY STAR Certified Non-A-type LED Lamps 94,148 76,443 19% ENERGY STAR Certified LED Fixturesa 66,094 62,125 6% Controlsb 2...
AI summary Table 20 presents the number of rebated products sold through the Instant Savings program between 2020 and 2021, showing a slight overall decrease of 2% despite some categories, like appliances, experiencing a significant increase of 73%.
GHG Emission Reduction Calculations To obtain net avoided GHG emissions in CO 2 eq for Instant Savings, the Evaluator multiplied the net energy savings by the latest Nova Scotia-specific factor for GHG emissions generated by electricity pr...
AI summary The document discusses how net avoided GHG emissions for the Instant Savings program are calculated by multiplying net energy savings by a Nova Scotia-specific factor for GHG emissions from electricity production, derived from NS Power data.
7 INSTANT SAVINGS PARTICIPANT AND PARTNER PERSPECTIVES This section presents the participant and partner perspectives on Instant Savings.
AI summary This section presents the participant and partner perspectives on Instant Savings, highlighting their views and experiences with the program.
7.2 Partner Perspectives As part of the Instant Savings evaluation, six interviews were conducted with retailers. The following subsections present the results of those interviews.
AI summary The Instant Savings evaluation involved interviews with six retailers to gather insights on their perspectives. This section outlines the results of those interviews as part of the Partner Perspectives discussion.
Table 22: Retailer Satisfaction with Instant Savings, 2018-2021 2018 2019 2020 2021 Mean Sample Size Mean Sample Size Mean Sample Size Mean Sample Size Overall satisfaction with Instant Savings 8.6 8 8.0 7 8.8 8 8.0 6 Satisfaction with int...
AI summary Table 22 presents retailer satisfaction scores with the Instant Savings program from 2018 to 2021, showing overall satisfaction levels and sample sizes for each year. Satisfaction with interactions with Summerhill delivery representatives is also reported for 2020 and 2021.
7.2.2 Influence of Instant Savings This subsection presents retailer opinions on the influence of Instant Savings on various factors relating to LED lamps and fixtures, such as consumer and staff knowledge about the products, as well as th...
AI summary This subsection discusses retailer opinions on the influence of Instant Savings on factors related to LED lamps and fixtures, including consumer and staff knowledge, and the quantity and variety of products stocked in-store. Retailers assessed the influence on a scale from 0 to 10.
Table 23: Influence of Instant Savings on LED December 1018-2021 2 018 20 019 2 020 2 021 Influence Factors Mean Sample Size Mean Sample Size Mean Sample Size Mean Sample Size Consumer knowledge about LED lamps and their benefits 8.0 8 6.7...
AI summary The table presents data on the influence of Instant Savings on LED lamp adoption from 2018 to 2021, showing declining consumer and staff knowledge, as well as decreasing stock quantity and variety of LED lamps in stores over time.
LED Fixtures The perceived level of influence of Instant Savings on consumer and sales staff knowledge about LED fixtures and their benefits is moderate and has declined overall since 2020. The average influence rating for consumer knowled...
AI summary The perceived influence of the Instant Savings program on consumer and sales staff knowledge about LED fixtures is moderate, with some retailers reporting higher influence during campaign periods. Retailers generally rely on their own insights rather than the program for selecting LED fixtures in-store.
2021 Instant Savings Participant and Partner Perspective Highlights - Awareness about the program component slightly decreased in 2021 (58%) compared to 2020 (68%). In-store promotion remains the main source of awareness for participants,...
AI summary In 2021, the Instant Savings program saw a slight decrease in participant awareness and retailer satisfaction. In-store promotions remained the primary awareness source, while retailers were still satisfied with interactions with program delivery representatives. The program had a moderate influence on LED product stocking and consumer knowledge.
8 INSTANT SAVINGS IMPACT EVALUATION The objective of the 2021 Instant Savings impact evaluation is to determine the gross and net electrical energy and peak demand savings.
AI summary The 2021 Instant Savings impact evaluation aims to assess the gross and net electrical energy and peak demand savings, providing insights into the effectiveness of the program.
8.2 Gross Savings For Instant Savings, gross savings correspond to the change in energy consumption resulting from eligible energy efficient products being purchased by participants, regardless of why they participated. 16
AI summary The section discusses gross savings for the Instant Savings program, defining it as the change in energy consumption due to eligible energy-efficient products purchased by participants, regardless of their participation reasons.
8.2.1 Installation Rates The installation rates of products sold under Instant Savings are assumed to be 100%. Please refer to the 2020-2022 Measure Assessment for details.
AI summary The installation rates of products sold under the Instant Savings program are assumed to be 100%, with details available in the 2020-2022 Measure Assessment.
8.3 Net Savings The Evaluator determined the net energy and peak demand savings, that is the electrical energy and peak demand savings that can be reliably attributed to a program component, by estimating the NTGR. In the case of Instant S...
AI summary The Evaluator calculated net energy and peak demand savings by estimating the NTGR, considering free-ridership and spillover for LED lamps and fixtures, which account for 41% of total gross savings in the Instant Savings program.
8.3.2 Spillover Throughout the year, sales of eligible products may have occurred due to the influence of Instant Savings even if no discount was offered. This influence is due to better knowledge and awareness about energy efficient produ...
AI summary The text discusses the 'spillover' effect of the Instant Savings program on the sales of energy-efficient products, particularly non-A-type LED lamps and LED fixtures. Retailer interviews and sales data were used to estimate the market effects, with spillover levels measured at 9% for non-A-type LED lamps and 32% for LED fixtures in 2021.
Table 34: 2021 Instant Savings Spillover Levels Product Category Spillover Level LED Lamps 9% LED Fixtures 32% All Other Products - 8.3.3 Net-to-gross Ratio Calculation
AI summary Table 34 presents the 2021 Instant Savings Spillover Levels for various product categories, including LED Lamps and LED Fixtures, with percentages indicating the spillover levels. The section 'Net-to-gross Ratio Calculation' is referenced but not elaborated upon.
9 INSTANT SAVINGS MARKET EVOLUTION EOne has been active in the LED market since 2011 through Instant Savings. Market evolution assessments were completed as part of the 2017, 2018, and 2019 evaluations, the results of which served to analy...
AI summary This section discusses the evolution of the LED market in Nova Scotia through the Instant Savings program, highlighting updates on market shares, rebated products, retail prices, and free-ridership levels. It emphasizes the importance of monitoring market adoption to adapt program components as needed.
9.2.3 Instant Savings Participating Retailer Outlook Instant Savings participating retailers were asked about their predictions for LED fixture sales in 2022. As with LED lamps, they primarily forecast that their LED fixture sales will be...
AI summary Retailers participating in the Instant Savings program provided varied outlooks on LED fixture sales in 2022. While some expect continued growth, others believe the market is nearing maturity or stabilization. Disagreement exists regarding the current state of the LED fixture market, with differing opinions on whether it is in a growth phase or approaching saturation.
9.2.4 LED Fixture Prices [Figure](#page-165-2) 21 below illustrates the prices (before a rebate is applied) of Instant Savings eligible LED fixtures sold through Instant Savings. Except for slight variations in 2020, the average prices of...
AI summary The text discusses the average prices of LED fixtures sold through the Instant Savings program, noting that prices for fixtures without motion sensors have remained relatively stable, while those with motion sensors have increased significantly since 2018. Price ranges are also highlighted, showing a wide variation in costs.
2021 Instant Savings-Finding: The spillover for LED fixtures increased significantly. Market effects were established at 32% for LED fixtures compared to 16% in 2020. This increase was driven by one large retailer, who reported a sizable n...
AI summary The 2021 Instant Savings-Finding indicates that the spillover effect for LED fixtures increased significantly, from 16% in 2020 to 32% in 2021. This increase is attributed to one large retailer's sales outside the campaign and the influence of EOne's program on the quantity of fixtures stocked in stores.
Instant Savings Appendix IV IS: Participant Online Survey Questionnaire Appendix V IS: Participant Survey Results Appendix VI IS: Interview Guide with Retailer Partners Appendix VII IS: Tracking Sheet Audit Appendix VIII IS: Unitary Saving...
AI summary The document outlines various appendices related to the Instant Savings program, including survey questionnaires, interview guides, audit tracking sheets, savings calculations, free-ridership algorithms, spillover methodologies, and 2021 recommendations.
Table 5: Overview of Data Collection Activity Descriptor This Instrument Instrument Type Online Survey Estimated Time to Complete 5-10 minutes Target Audience Instant Savings participants who have purchased LED non-A type bulbs, OR LED fix...
AI summary This document outlines an online survey targeting participants of the Instant Savings program who purchased LED bulbs or fixtures during the fall 2021 campaign. The survey aims to collect data on LED usage, free-ridership, cross-influence, and participant perspectives. It was fielded by Narrative Research between September 24th and November 17th, 2021, with 180 expected completions.
APPENDIX V IS: PARTICIPANT SURVEY RESULTS The participant survey results are presented in the following tables. Please note that the Instant Savings rebate structure was changed in 2019 with the removal of rebates for A-type LED lamps and...
AI summary The appendix presents participant survey results, noting changes to the Instant Savings rebate structure in 2019 and 2021, which affect comparability of results across years. The 2020 and 2021 surveys were conducted online, while earlier surveys used in-store intercepts.
INTRODUCTION Hello, may I please speak with? Hello, my name is, from Narrative Research, an Atlantic Canadian research company. We are conducting an evaluation of the Instant Savings Program provided by Efficiency Nova Scotia. A. Identific...
AI summary The document introduces an evaluation of the Instant Savings Program by Efficiency Nova Scotia, conducted by Narrative Research, an Atlantic Canadian research company.
Context Since the beginning of 2021, Efficiency Nova Scotia has held two promotional campaigns for the Instant Savings program, where customers can get rebates for products including LED bulbs. The spring promotion was held from April 9 to...
AI summary Efficiency Nova Scotia has conducted promotional campaigns for the Instant Savings program, offering rebates for LED bulbs and fixtures. The impact of the COVID-19 pandemic on 2021 lighting sales in Nova Scotia is being discussed, with questions about whether sales have been higher, lower, or unaffected compared to a typical year.
OPTION B [ASK IF TOTAL SALES = NO AND IF REBATE ELIGIBLE TOTAL SALES = YES] According to data you provided to Efficiency Nova Scotia, during the spring campaign, you sold [REBATE ELIGIBLE TOTAL SALES - PACKAGES] Non A-type LED packages of...
AI summary This section of the document asks about the sales of Non A-type LED bulbs during the spring and fall campaigns, specifically focusing on rebate eligibility. It inquires about expected sales trends and proportions of total sales in 2021.
[ASK THIS SECTION IF NON A-TYPE LED BULB RETAILER] - C1. Efficiency Nova Scotia has promoted LED lighting and offered rebates through retailers on LED bulbs for a number of years. I would like to understand how your participation in the In...
AI summary The document asks a non-A-type LED bulb retailer about the impact of Efficiency Nova Scotia's Instant Savings program on their staff and consumer knowledge, product offerings, and sales outside of rebate periods. It seeks to quantify the influence of Efficiency Nova Scotia's programs on sales of Non A-type LED bulbs throughout the year.
[ASK THIS SECTION IF LED FIXTURES RETAILER] - E1. Efficiency Nova Scotia has promoted LED lighting and offered rebates through retailers on LED fixtures for a number of years. I would like to understand how your participation in the Instan...
AI summary Efficiency Nova Scotia's Instant Savings program and other energy efficiency initiatives are being assessed for their impact on LED fixture retailer sales and consumer knowledge. The questions focus on how these programs have influenced staff and consumer awareness, product variety, and overall sales of LED fixtures, both during and outside of rebate periods.
Data Accuracy [Table](#page-42-0) 1 lists all the parameters required for the Instant Savings evaluation. The Evaluator validated whether the data contained in the tracking sheet submitted by EOne were accurate based on previous evaluation...
AI summary This section discusses the validation of data accuracy in the Instant Savings evaluation. The Evaluator checked the data from the tracking sheet submitted by EOne for accuracy and completeness, and made necessary adjustments.
Table 2: Verification of 2021 Instant Savings Data Field Consistency Data Field 1 Data Field 2 Consistent (Y/N) If Not, Action Taken by the Evaluator Calculated Line Loss Factor (Gross Energy Savings at the Generator / Gross Energy Savings...
AI summary Table 2 verifies the consistency of the 2021 Instant Savings data fields. It shows that one entry had an incorrect measure code, which was corrected using product technical information, resulting in different savings for that entry.
Table 4: 2021 Instant Savings Corrected Tracked Savings Program Component Result Value Tracked by EOne Corrected Tracked Value Relative Difference Value Unit Value Unit Value Instant Savings Gross Energy Savings at the Generator 15.512 GWh...
AI summary Table 4 presents corrected tracked savings for the 2021 Instant Savings program. The differences between gross and net energy and peak demand savings are attributed to discrepancies in unitary savings values used by the Evaluator and EOne, particularly for energy efficient showerheads and heat pump water heaters.
APPENDIX VIII IS: UNITARY SAVINGS CALCULATIONS FOR LIGHT-EMITTING DIODE LAMPS AND FIXTURES This appendix presents the detailed calculations and assumptions used to establish the unitary savings for light-emitting diode (LED) lamps and fixt...
AI summary This appendix details the calculations and assumptions for unitary savings of LED lamps and fixtures under the Instant Savings program. Baseline parameters are updated annually to reflect changes in the residential lighting market, with updates based on the 2020-2022 Measure Assessment.
LED Recessed Downlight Fixtures The unitary savings value for recessed downlight fixtures sold through Instant Savings was obtained using the general lighting equation (Equation 1).
AI summary The unitary savings value for recessed downlight fixtures sold through Instant Savings was obtained using the general lighting equation (Equation 1).
Displaced Wattages To establish the displaced wattage of each category of lighting fixture offered under Instant Savings, the Evaluator identified the 10 best-selling models listed in the 2021 tracking sheet. Wattage value data as well as...
AI summary The Evaluator determined the displaced wattage for LED recessed downlight fixtures under the Instant Savings program by analyzing the 11 best-selling models, which represent over 83% of sales. The average displaced wattage was calculated as 52.2 W based on the difference between new LED fixtures (11.1 W) and their incandescent equivalents (63.3 W).
Hours of Operation Similar to LED lamps, the Evaluator concluded that the hours of operation value for LED lamps (2.9 hrs/day) drawn from the 2014 NERHOU Study is still valid for LED recessed downlight fixtures and all other types of LED f...
AI summary The Evaluator concluded that the hours of operation value for LED lamps (2.9 hrs/day) from the 2014 NERHOU Study remains valid for LED recessed downlight fixtures and other LED fixtures sold through Instant Savings, except those with motion sensors.
APPENDIX X IS: SPILLOVER METHODOLOGY Retailer interviews were used to estimate the level of spillover by measuring the market effects of LED lamps and LED fixtures attributable to the program component. Market effects were measured by esti...
AI summary This appendix discusses the methodology used to estimate spillover effects from LED lamp and fixture sales, using retailer interviews to measure market impacts and the influence of the Instant Savings program.
Algorithm – LED Fixtures Total LED Fixture Sales LED fixtures sold from January – December 2021 (extrapolated from retailer #LED fixturesJan-Dec data and interview responses) LED Fixture Sales During Instant Savings Campaigns LED fixture s...
AI summary The document discusses the sales of LED fixtures, including total sales, sales during Instant Savings campaigns, and the influence of Efficiency Nova Scotia's programs on fixture sales. It provides a formula to calculate the final market effects of LED fixture sales based on extrapolated data and campaign tracking.
APPENDIX XI IS: 2021 RECOMMENDATIONS This appendix summarizes all the recommendations made by the Evaluator as part of the 2021 evaluation of Instant Savings, as well as all past evaluation recommendations that were not fully implemented o...
AI summary This appendix summarizes the 2021 recommendations from the Evaluator regarding the Instant Savings program, along with past recommendations that were not fully implemented or deferred.
Instant Rebates Interviews with Distributors In October and November 2021, Narrative Research conducted eight interviews with Instant Rebates participating distributors. The guide used for the distributor interviews is presented in Appendi...
AI summary In October and November 2021, Narrative Research conducted eight interviews with Instant Rebates participating distributors, using a guide presented in Appendix V.
5.2.1 Summary of Adjustments to Gross Energy Savings As part of the 2020-2022 Measure Assessment activities, the Evaluator reviewed the equation parameters such as hours of use (HOUs) and baseline wattages used to determine energy savings...
AI summary The Evaluator reviewed parameters such as hours of use and baseline wattages for determining energy savings under Instant Rebates as part of the 2020-2022 Measure Assessment. No changes were made to Instant Rebates energy savings in 2021.
5.2.4 Interactive Effects Interactive effects occur when the implementation of energy efficiency measures has an impact on the energy consumption of other elements such as heating and cooling; this is taken into account in the gross unitar...
AI summary Interactive effects refer to the impact of energy efficiency measures on other energy-consuming systems like heating and cooling. These effects were considered in the gross unitary savings equation from the 2021 tracking sheet. The Evaluator determined interactive effects factors for products eligible under Instant Rebates and calculated weighted averages for LED products sold in 2021.
5.3.3 Evaluated Net Savings Net savings are defined as the changes in energy use that are specifically attributable to Instant Rebates. Net savings were estimated by applying the overall NTGR presented above to evaluated gross savings as e...
AI summary Net savings are calculated as the changes in energy use attributable to Instant Rebates, using the NTGR applied to evaluated gross savings. Total net energy and peak demand savings are reported as 21.380 GWh and 3.600 MW, respectively, with a net lifetime energy savings of 296.878 GWh and an average EUL of 13.9 years.
As presented in [Table](#page-76-1) 25. applying the Nova Scotia-specific factor 14 for GHG emissions generated by electricity production to Instant Rebates net savings corresponds to a total of 12,488 tonnes of annually avoided CO 2 eq.
AI summary The application of a Nova Scotia-specific factor for GHG emissions from electricity production to Instant Rebates net savings results in the avoidance of 12,488 tonnes of CO2 eq annually.
[Table](#page-76-2) 26 compares the total tracked and evaluated savings for Instant Rebates. The realization rate representing the ratio of evaluated net savings to tracked net savings was established at 89% for energy savings and for peak...
AI summary Table 26 compares the total tracked and evaluated savings for Instant Rebates in 2021, with a realization rate of 89% for both energy savings and peak demand savings.
Data Accuracy Table 1 and Table 2 below list all the parameters required for the Instant Rebates evaluation. The Evaluator validated whether the data contained in the tracking sheet submitted by EOne were accurate based on previous evaluat...
AI summary The document discusses the validation of data accuracy for Instant Rebates evaluation, referencing parameters in Table 1 and Table 2. The Evaluator checked the data from the tracking sheet submitted by EOne against previous results and made necessary adjustments.
Combining the values presented in Table 4 and Table 5, Table 6 summarizes the interactive effects factor established for each lighting measure. & lt;sup>10 Including 9 W, 9.5 W, 10 W, 18 W, and 7 W black-out bulb LED lamps installed throug...
AI summary Table 6 summarizes the interactive effects factor for various lighting measures, combining data from Table 4 and Table 5. Specific examples include LED lamps installed through EPI and ENERGY STAR certified lamps rebated through Instant Savings, with references to studies conducted by Corporate Research Associates Inc.
Hours of Operation The daily hours of operation value is based on the Northeast Residential Lighting Hours-of-use (NERHOU) 20 study, which found that the average runtime is 2.7 hours/day for all types of bulbs and 2.9 hours per day for eff...
AI summary The document discusses the determination of hours of operation (HOU) for lighting in Nova Scotia, using data from the NERHOU study and a metering study. It considers the impact of efficient bulbs and addresses theories like differential socket selection, shifting usage, and the snapback effect on HOU. The HOU for Instant Savings and EPI programs are adjusted based on these considerations.
Installation Rates For Instant Savings, the installation rate is assumed to be 100%.
AI summary The installation rate for the Instant Savings program is set at 100%, indicating that all eligible installations are assumed to be completed under the program.
Some models of smart thermostats sold through Instant Savings are compatible with electric baseboards. They operate by connecting to a single baseboard as opposed to a central heating system. The equation below is used to calculate the uni...
AI summary The document discusses energy savings calculations for smart thermostats compatible with electric baseboards, using a formula based on heating energy and savings percentage. The percentage is derived from studies on central heating systems, as no specific studies were found for electric baseboards. A 12% savings rate was observed for central air-source heat pumps.
Table 74: Clothesline and Outdoor Drying Rack Installation Rate Installation Rate Margin of Error Source 86% 8.1% EPI 2018 DSM and 2018/19 PNS Surveys104 For Instant Savings, the installation rate is assumed to be 100%.
AI summary Table 74 presents the installation rate for clothesline and outdoor drying rack programs, citing an 86% rate with an 8.1% margin of error from EPI 2018 DSM and 2018/19 PNS Surveys. The installation rate for Instant Savings is assumed to be 100%.
Smart power bars rebated under EPI are classified as Tier 2, while those rebated under Instant Savings are classified as Tier 1. Tier 1 smart power bars have a master outlet that switches off other outlets when the master device is turned...
AI summary The document outlines the classification and energy savings associated with Tier 1 and Tier 2 smart power bars under the Efficient Product Installation (EPI) and Instant Savings programs. It references studies and technical manuals to support the defined unitary savings values for these devices.
Table 98: EPI Smart Power Controller for Audiovisual Equipment Installation Rate Installation Rate Margin of Error Source 57% 10.6% 2017 EPI on-site visits141 For Instant Savings, the installation rate is assumed to be 100%.
AI summary Table 98 presents the installation rate for EPI Smart Power Controllers for audiovisual equipment, reporting a 57% rate with a 10.6% margin of error based on 2017 EPI on-site visits. The installation rate for Instant Savings is assumed to be 100%.
LED Non-A-type Lamps For LED non-A-type lamps sold through Instant Savings, lifetime energy savings values were established for the different types of lamps replaced, which mostly included reflector (R, BR, GU, PAR, MR) and decorative lamp...
AI summary The text discusses the establishment of lifetime energy savings values for LED non-A-type lamps sold through Instant Savings, focusing on reflector and decorative lamps. It notes that while these lamps are not impacted by current Canadian regulations, they are affected by EISA 2020, which increases baseline wattage to match minimum efficiency levels starting in 2024.