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Combination Ductless Heat Pump & Heat Pump Water Heater Lab and Field Tests
This report summarizes the lab and field test findings for Mitsubishi’s prototype Ductless Heat Pump (DHP) Plus H2O product. This product combines a ductless heat pump with a heat pump water heater into a single, integrated product. Mitsubishi has teamed with a water heater partner for the water heater portion of the product. NEEA has…
Residential -
2014–2015 Northwest Residential Lighting Long-Term Market Tracking Study
The sections below provide a brief project history, an overview of the 2014-2015 Residential Lighting Long-Term Market Tracking Study, summary of conclusions, and recommendations.
Residential -
Laboratory Assessment of Stiebel-Eltron Accelera 220 E Heat Pump Water Heater
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the Stiebel-Eltron Accelera 220 E heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the Accelera 220 E using a testing plan developed by Ecotope to assess HPWH performance.
Residential -
Northwest Ductless Heat Pump Initiative: Market Progress Evaluation Report #4
This report is the fourth Market Progress Evaluation Report (MPER) of the Northwest Energy Efficiency Alliance’s (NEEA’s) NW Ductless Heat Pump Project (Initiative). NEEA launched the Initiative in 2008 as a pilot that set out to demonstrate that ductless heat pumps (DHPs) were a viable technology to displace electric resistance heat in existing homes. The…
Residential -
Television Initiative Report No. 4
The Northwest Energy Efficiency Alliance (NEEA) is an alliance of more than 140 Northwest utilities and energy efficiency organizations working to accelerate the innovation and adoption of energy-efficient products, services, and practices in the Northwest.
Residential -
Residential Inverter-Driven Heat Pump Technical and Market Assessment
In an effort to transform the residential space heating market in the Northwest, the Northwest Energy Efficiency Alliance (NEEA) has focused on promoting inverter-driven ductless heat pumps (DHPs) as a promising technology for displacing electric resistance heat. The market for this technology is evolving rapidly. The key objectives of this study are to identify relevant…
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Residential Inverter-Driven Heat Pump International Market Characterization
Ductless split system air conditioners and heat pumps exist primarily in Europe and Asia. In North America, ductless air conditioners and heat pumps were a small niche market until the early 2000s, but have been gaining in market share since that time. This study assessed international DHP markets to determine how international experience can enhance…
Residential -
Baseline Energy Modeling Approach for Residential M&V Applications
The growing availability of electric interval data from smart meters is driving development of consumer-facing analytical software that has the potential to offer automated measurement and verification (M&V) of savings from energy efficiency projects. This capability would present new opportunities to utilities including supporting financial transactions based on measured energy savings, or allowing for a…
Residential -
Laboratory Assessment of GE GEH50DFEJSRA Heat Pump Water Heater
The Northwest Energy Efficiency Alliance (NEEA) contracted with Ecotope, Inc. and Cascade Engineering Services, Inc. to conduct a laboratory assessment of the GE model #GEH50DFEJSRA heat pump water heater (HPWH) for northern climate installations. Cascade Engineering evaluated the GEH50DFEJSRA using a testing plan developed by Ecotope to assess HPWH performance.
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Heat Pump Water Heater Model Validation Study
A substantial fraction of the electricity consumed in the residential sector is used to heat water. Indeed, it is the second-largest single end use of electricity next to space heating. Due to the sheer size of the load there is substantial opportunity for energy use reductions. Recognizing the importance, heat pump water heaters (HPWHs) have…
Residential