led-office Business Benefits leds

Identifying Optential Energy Savings in Leased Offices

3 ways to identify energy savings in leased offices UtilityDRIVE, June 6, 2017 How many times have we thought, “It’s 2017…what office buildings don’t use LED lighting now?” LED lighting retrofits, occupancy sensor installations, and HVAC programming are examples of these “low-hanging fruit” projects. Have we exhausted all the energy efficiency opportunities in commercial buildings? […]

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 […]