energy consumption data

Energy Consumption Data and the Grid of the Future

Utilities Should Sell Customer Electricity Data Lexington Institute, April 25, 2017 Digital technology is deployed on the electric grid to make it “smarter,” allowing two-way communication and the transferring of data. This enables customers to manage electricity costs and make the grid more reliable. Since new data is collected from sensors on the grid, sharing […]

impact evaluations

It’s About Time: Doing Integrated Real-Time Impact Evaluations

Sue Haselhorst, ERS, and Joe Dolengo, National Grid, presented at ACEEE Summer Study, 2016 ABSTRACT It has become clichéd that implementers want evaluation results sooner and with actionable recommendations; however, impact results often arrive two to four years after the measures are installed and paid, for and the evaluator recommendations are stale. National Grid’s (NGrid’s) […]

AESP DSM evaluation world energy efficiency

Persistence in the Evaluation World

Max Ma, ERS, for Zondits In the utility M&V and evaluation world, persistence is generally defined as the change in expected savings relative to the baseline.[note]ERS, “Measure Life Study Prepared for Massachusetts Joint Utilities,” 2005[/note] Persistence is the little brother to the end-of–useful-life (EUL) metric. Frequently, persistence factors are built into the deemed values of […]