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LLLC Savings Methodology Review
Northwest Energy Efficiency Alliance’s (NEEA) Luminaire Level Lighting Controls (LLLC) market transformation program integrates controls and sensors into the luminaire to offer an improved lighting experience. NEEA contracted with Energy 350 to review the approach to estimating savings from LLLC sales data submitted by distributors. The knowledge of the building type where LLLCs are installed…
Commercial + Industrial -
RBSA II Update Memo
This memo details some issues that were found in the most recent Residential Building Stock Assessment (RBSA II) data, and what is being done to remediate these issues
Residential -
RBSA II Updated GPM Flow Rate Calibration
Cadmus used two different techniques to measure fixture flow rates for the RBSA II study: a flow bag and a flow microweir. Technicians did not record which method was used at the time of data collection. The study results for water flow rate were higher than those recorded in the RBSA I study, raising understandable concerns about market…
Residential -
RBSA II UA and Total Heat Loss Methodology
This memo outlines Cadmus’ proposed method to update UA values and total heat-loss estimates for the RBSA II. These updated methods add several elements for consistency with RBSA I and incorporate Regional Technical Forum standard practices, NREL Efficiency Measure Database and Super Good Cents load calculations, including heat loss through building assembly layers and components.
Residential -
RBSA II Technical Memo
This document provides the analysis and results from The Bonneville Power Administration’s (BPA’s) assessment of the Second Residential Building Stock Assessment (RBSA II) sampling and weighting approach and presents new weights that can be used with the RBSA II database to calculate regional housing stock characteristics.
Residential -
RBSA II Closeout QC Process
Cadmus staff performed quality control checks on the revised RBSA II deliverables data, tables, reports, and code. The following summarize the process used to confirm accuracy of the RBSA II updated deliverables.
Residential -
2015 Washington State Energy Code: Residential Impact Assessment
NEEA contracted Ecotope to quantify the energy use, energy savings, and incremental costs for residential codes in Washington. Ecotope compared the 2015 and 2012 residential energy code for single-family (including townhomes) and low-rise multifamily units; low-rise multifamily units are defined as 3-stories or less. The analysis estimated incremental energy savings and costs for the most…
Residential -
Natural Gas Water Heater and HVAC Installer Research Report
In order to design effective interventions in the installations of high efficiency gas HVAC and water heaters, NEEA hired ILLUME Advising to shed light on installers’ process in selling and installing water heaters and HVAC systems, and how the market and supply chain affect these decisions. Through a series of mixed mode research efforts, including ride…
Residential -
Seattle City Light CBSA Data Release Form
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2014 & 2017 Walk-in Coolers and Freezers Standards Evaluation: Final Report
NEEA contracted with TRC Energy Services to conduct an evaluation of NEEA’s participation in the Walk-in Coolers and Freezers (WiCF) standard over two related but separate processes. The Department of Energy (DOE) initially adopted the standard in June 2014. However, manufacturers challenged it in court. The court upheld several of the elements of the standard…
Commercial + Industrial