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Sector Commercial
End-use Whole Building
Project Number ET22SWE0044
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
The laboratory evaluation of a commercial, whole-building, integrated control system project aims to achieve whole-building energy and demand reduction, load flexibility, improved occupant comfort, and reductions in control system installation costs by integrating control of multiple building...
Sector Residential
End-use Process Loads
Project Number ET22SWE0045
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
A new energy-saving product called an air management system (AMS) has been developed as a drop-in replacement for compressed air filter-regulator-lubricator (FRL) assemblies. The AMS saves energy by reducing pressure to large pneumatic end-uses during idling and cutting off air supply during...
Sector Commercial
End-use Water Heating/DHW/HPWH
Project Number ET22SWE0046
2022 - 2025
SWE (Statewide Electric ETP)
ACTIVE
This field demonstration project in a full service restaurant involves pre-retrofit energy monitoring of existing domestic hot water systems, the installation of single-pass air-source heat pumps (HPs) and other efficiency measures, and post-monitoring of optimized systems. Hot water is primarily...
Sector Commercial
End-use Water Heating/DHW/HPWH
Project Number ET22SWE0047
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
The California Plumbing and Energy Codes do not mandate master mixing valves (MMV) for temperature control of domestic hot water (DHW) recirculation systems. Prior lab or field studies has not investigated the energy savings potential of MMV in recirculation systems. While some applications such as...
Sector Residential
End-use Water Heating/DHW/HPWH
Project Number ET22SWE0048
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
Water heating for food service applications represents 340M therms of gas consumption in California, and thus presents a significant opportunity for electrification, as well as significant efficiency improvements in retrofits and new construction applications. Public-facing design guides specific...
Sector Residential
End-use Whole Building
Project Number ET22SWE0049
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
The proposed project evaluates the current state and anticipated future of Residential Energy and Automation (REA) systems. REA systems are a new category of residential appliances that combine the features of Home Energy Management Systems (HEMS). HEMS energy savings potential have been estimated...
Sector Residential
End-use HVAC
Project Number ET22SWE0050
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
Home space heating, space cooling, and domestic hot water heating loads can be served efficiently by contemporary air to water heat pump technology. Higher operating efficiencies and a shift of loads from peak to non-peak demand periods can be achieved through a shared network of hydronic piping...
Sector Residential
End-use Whole Building
Project Number ET22SWE0051
2022 - 2023
SWE (Statewide Electric ETP)
ACTIVE
Heat pump space conditioning and water heating can greatly reduce energy consumption compared to existing electric resistance or natural gas combustion options. Requirements for electrical service upgrades add cost and installation delays for customers considering heat pumps for space conditioning...
Sector Residential
End-use HVAC
Project Number ET22SWE0052
2022 - 2024
SWE (Statewide Electric ETP)
ACTIVE
Using swimming pools as heat sinks for air conditioner waste heat has been estimated to reduce air conditioner energy use in California by 25-30% (Harrington and Modera, 2012). There are two primary advantages of rejecting waste heat to an air conditioner instead of ambient air: 1) swimming pool...
Sector Residential
End-use Whole Building
Project Number ET22SWE0053
2022 - 2025
SWE (Statewide Electric ETP)
ACTIVE
The majority of building power distribution systems use alternating current (AC). This significantly influences the design of connected, building system components and appliances such as direct current (DC) appliances. With the proliferation of DC devices as standard design elements across many...
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The ETCC is funded in part by ratepayer dollars and the California Statewide Emerging Technologies Program under the auspices of the California Public Utilities Commission. The municipal portion of this program is funded and administered by Sacramento Municipal Utility District and Los Angeles Department of Water and Power.