Here are current water heating projects within the Building Technologies Office. See also past projects.

June 22, 2023

120 V Heat Pump Water Heater Replacement Solution for 30- to 40-Gallon Gas Water Heaters

Lead Performer: Oak Ridge National Laboratory– Oak Ridge, TN

July 24, 2023

Buildings Upgrade Prize

Lead Performer: National Renewable Energy Laboratory – Golden, CO

July 12, 2023

Cold Climate Heat Pump Water Heater Using Environment-Friendly Refrigerants

Lead Performer: Oak Ridge National Laboratory – Oak Ridge, TN

February 12, 2024

July 17, 2023

Cost Compression for Multifamily Heat Pump Water Heaters

Lead Performer: Oak Ridge National Laboratory – Oak Ridge, TN

February 12, 2024

DESIRED – Deep Efficiency and Smart Grid-Integrated Retrofits in Disadvantaged Communities

Lead Performer: Electric Power Research Institute (EPRI) – Palo Alto, CA

June 22, 2023

Development of a CO2 Chiller Heat Pump for Multiple North American Applications

Lead Performer: Oak Ridge National Laboratory – Oak Ridge, TN

July 24, 2023

Field Validation of HPs and HPWHs

Lead Performer: Pacific Northwest National Laboratory – Richland, WA

October 6, 2021

Flexible HPWH with Embedded Energy Storage

Lead Performer: Oak Ridge National Laboratory – Oak Ridge, TN

June 20, 2023

Grid Interactive Micro-Distributed Refrigerated Display Case

Lead Performer: Emerson Climate Technologies – Sidney, OH