Library

Report describing methodology, analysis, and findings from a case study of a 110-unit retrofit of gas tankless water heaters in a hot/humid climate in Alachua County, Florida.

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

Research report providing a comparison of the most common residential water heating technologies to determine energy-efficient and cost-effective water heating technologies are when subjected to a variety of typical operating conditions.

Report about a hybrid condensing water heater (thermal efficiency = 0.973, energy factor = 0.95) installed in an occupied home in Sacramento, California, and monitored for one year to determine the actual in situ efficiency.

The main objective of this expert meeting was to bring together a group of experts intimately involved with issues related to assessing the performance of residential high efficiency water heating systems.

Journal article presenting modeling of residential gas water heaters via dynamic simulation models to determine the effect of the pilot light on their annual energy consumption.

Report summarizing results of testing emerging combo water heating technologies under controlled laboratory operations, that differentiate the performance of the various packaged equipment configurations being offered.

Guidebook providing useful examples of high performance retrofit techniques for the building enclosure of wood frame residential construction in a cold and somewhat wet climate.

Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.

Document about testing of seven water heating systems in the Hot Water Systems laboratory in central Florida.

Outlines the minimum criteria for a solar water heating system installed by a Solar Water Heating Program trade ally under Energy Trust of Oregon’s Solar Water Heating Program.

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

Research study comparing TRNSYS Type 604 pipe model against laboratory pipe heat loss test data and detailed field monitoring data.