Library

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

Report on experiments comparing the cooling and heating seasonal and peak demand performance of different variable-capacity air conditioning and heat pump units.

Research report with results from field tests in two homes in Austin, Texas, from October 2011 to June 2012 to evaluate the comfort performance of ductless mini-split heat pumps

Report demonstrating how the initiative achieves Building America (BA) goals of 30%-50% energy savings in multifamily dwellings in the hot-humid climate zone.

Report investigating performance and energy savings potential of heat pump water heaters.

Report on field monitoring of inverter-driven ASHPs in cold-climate homes.

Report presenting a cold climate project examining and alternative approach to ground source heat pump ground loop design.

Report describing the significant potential for energy use reductions through heat pump water heaters, which have been a crucial part of Northwest power plans for decades and have recently achieved substantial savings with new integrated models and climate specifications.

Blog post about heat pump clothes dryers.

Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Report on performance of current diagnostics as well as a draft test method for use in future air flow evaluations.

Report on the long-term performance of mini-split heat pumps.

Research study outlining results of monitoring a low temperature heat pump.

Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

Report providing performance results of a home's heat pump water heater and whole-house dehumidifier over a six-month period.

Report about partnership to build three communities of net zero houses.

Report detailing retrofit of two existing houses in the Wyandotte Neighborhood program.