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Library

This library contains research reports produced by the Building America program and other building science resources used to support this Solution Center. The materials cover both new construction and existing homes. Use the search box and/or the filters to explore hundreds of residential building resources. Access to some references not produced by Building America may require purchase from the publisher. Documents are listed alphabetically. While we continually update our database, links may have changed since posting. Please contact our webmaster if you find broken links.

Showing results 1 - 32 of 32

An Approach to High-Performance Affordable Housing Using Point-Source Space Conditioning

Author(s)
National Renewable Energy Laboratory
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Fact sheet describing the research on energy-efficient strategies for small single-story homes, including manufactured and Habitat for Humanity-built homes, utilizing mini split ductless heat pumps and through-wall transfer fans to achieve a 50% reduction in energy consumption compared to the 2009...

An Approach to High-Performance Affordable Housing Using Point-Source Space Conditioning

Author(s)
Dentz Jordan,
Zhu Shengming
Organization(s)
Levy Partnership,
U.S. Department of Energy,
DOE
Publication Date
Technical report describing the integration of mini split ductless heat pumps and through-wall transfer fans in small single-story homes, to achieve a 50% reduction in space conditioning energy consumption compared to the 2009 International Energy Conservation Code, while ensuring affordability and...

Combined Space and Water Heating: Next Steps to Improved Performance

Author(s)
Bohac Dave,
Schoenbauer Ben,
Huelman Patrick H
Organization(s)
University of Minnesota,
UMN,
NothernSTAR,
NSTAR,
U.S. Department of Energy,
DOE
Publication Date
Report describing combined space- and water-heating (combi) systems using a high-efficiency direct-vent burner.

Development and Validation of Algorithms That Analyze Communicating Thermostat Data to Identify Enclosure Retrofit Opportunities

Author(s)
Zeifman Michael,
Roth Kurt
Organization(s)
Fraunhofer Center for Sustainable Energy Systems,
U.S. Department of Energy,
DOE
Publication Date
Technical report describing algorithms that use communicating thermostat heating data and that were developed to optimize customer adoption of energy conservation measures, enhancing the identification of retrofit opportunities, estimating post-retrofit energy savings, and enabling home-specific...

Development and Validation of Home Comfort System for Total Performance Deficiency/ Fault Detection and Optimal Comfort Control

Author(s)
Jiang Yilin,
Wang Junke,
Song Li,
Tang Choon Yik,
Wang Gang,
Brambley Michael,
Ejenakevwe Kevwe
Organization(s)
University of Oklahoma,
University of Miami,
Pacific Northwest National Laboratory,
PNNL,
U.S. Department of Energy,
DOE
Publication Date
Report examining the use of smart thermostat data to detect performance degradation and optimize comfort control in home AC systems.

Ductless Mini-Split Air Conditioners

Author(s)
Energy Saver
Organization(s)
U.S. Department of Energy,
DOE
Publication Date
Webpage describing the advantages and disadvantages of ductless mini-split air conditioner.

Energy Saver: Thermostats

Author(s)
Energy Saver
Organization(s)
U.S. Department of Energy,
DOE
Publication Date
Article by Energy Saver on how to save energy with your thermostat.

Energy Savings From System Efficiency Improvements in Iowa's HVAC SAVE Program

Author(s)
Baker Julie D,
Brand Larry,
Wells J,
Yee Shannon
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
Midwest Energy Efficiency Alliance,
MEEA,
U.S. Department of Energy,
DOE
Publication Date
Report using pre- and post-system upgrade data to analyze the energy savings associated with Iowa's HVAC SAVE program for space heating.

Evaluation of Northern Illinois Residential Retrofit Delivery Practices

Author(s)
Brand Larry,
Kerr Ryan,
Rowley Patricia
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy,
Midwest Energy Efficiency Alliance,
MEEA,
CNT Energy,
Elevate Energy,
Future Energy Enterprises,
U.S. Department of Energy,
DOE
Publication Date
Document reviewing four cold-climate northern Illinois energy efficiency retrofit programs to identify practices, tools, and approaches to streamline and reduce costs of comprehensive retrofits, and to improve the consistency of audit and retrofit delivery practices across different programs.

Evaluation of Retrofit Variable-Speed Furnace Fan Motors

Author(s)
Aldrich Robb,
Williamson Jim
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report detailing the effects of replacing PSC motors with more efficient, variable-speed motors.

Evaporative Coolers

Author(s)
U.S. Department of Energy
Organization(s)
DOE
Publication Date
Article describing how evaporative coolers work and how to maintain them.

Expert Meeting Report: Achieving the Best Installed Performance from High-Efficiency Residential Gas Furnaces

Author(s)
Brand Larry
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy,
U.S. Department of Energy,
DOE
Publication Date
Expert meeting identifying installation practices that provide the best installed efficiency for residential gas furnaces, explain how AFUE and field efficiency can differ, and investigate the impact of installation practices on the efficiency and long-term durability of the furnace.

Expert Meeting Report: Simplified Space Conditioning Strategies for Energy Efficient Houses

Author(s)
Stecher Dave
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Expert meeting held to discuss simplified space conditioning systems in low load homes, including the relationship between advanced thermal enclosures, space conditioning systems and comfort.

Field Monitoring Protocol: Mini-Split Heat Pumps

Author(s)
Christensen Dane,
Tomerlin Jeff,
Winkler Jon,
Hancock Ed,
Fang Xia
Organization(s)
National Renewable Energy Laboratory,
NREL,
Mountain Energy Partnership,
U.S. Department of Energy,
DOE
Publication Date
Information sheet with an analysis of mini split heat pump systems.

Grid-Interactive Efficient Buildings

Author(s)
Office of Energy Efficiency and Renewable Energy
Organization(s)
DOE
Publication Date
Website highlighting the DOE Building Technologies Office Grid-interactive Efficient Buildings Initiative, including technical reports, other publications, resources, and presentations.

HVAC – Cold Climate Heat Pump Sizing

Author(s)
Pacific Northwest National Laboratory,
U.S. Department of Energy
Organization(s)
PNNL,
DOE
Publication Date
Webpage providing curriculum with links to presentations and problem sets for teaching an understanding of sizing cold climate heat pumps.

HVAC A Guide for Contractors to Share with Homeowners, Volume 14

Author(s)
Gilbride Theresa L,
Baechler Michael C,
Hefty Marye G,
Hand James R,
Love Pat M
Organization(s)
Pacific Northwest National Laboratory,
PNNL,
Oak Ridge National Laboratory,
ORNL,
U.S. Department of Energy,
DOE
Publication Date
Report providing information about energy-efficient heating, ventilation, and cooling (HVAC) equipment options to help homeowners cut their energy use, reduce their carbon footprint, and increase their homes comfort, health, and safety.

IoT-Based Comfort Control and Fault Diagnostics System for Energy-Efficient Homes

Author(s)
O'Neill Zheng,
Tao Yang,
Jin Wen,
Kimball Richard,
Ningxuan Wen,
Taasevigen Danny,
Xiao Hai
Organization(s)
Texas A&M University,
U.S. Department of Energy,
DOE
Publication Date
Research report discussing the reduction of HVAC energy consumption to meet U.S. greenhouse gas targets and DOE's energy-efficient building goals. It introduces iComfort, an IoT-based system for optimizing home comfort and energy savings.

Measure Guideline: Buried and/or Encapsulated Ducts

Author(s)
Mantha Pallavi,
Zoeller William,
Shapiro Carl
Organization(s)
U.S. Department of Energy,
DOE
Publication Date
Project discussing buried or encapsulated ducts and their pros and cons.

Measured Performance of a Low Temperature Air Source Heat Pump

Author(s)
Johnson R K
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
U.S. Department of Energy,
DOE
Publication Date
Research study outlining results of monitoring a low temperature heat pump.

NREL Delivers In-Home HVAC Efficiency Testing Solutions

Author(s)
National Renewable Energy Laboratory,
U.S. Department of Energy
Organization(s)
NREL,
DOE
Publication Date
Document on the development of two simple in-home efficiency test methods that can be used by technicians, researchers, or interested homeowners to verify the correct operation and energy efficiency of a homes air conditioning and heating equipment.

Residential Cold Climate Heat Pump Challenge

Author(s)
U.S. Department of Energy
Organization(s)
DOE
Publication Date
Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

Room Air Conditioners

Author(s)
Energy Saver,
U.S. Department of Energy
Organization(s)
DOE
Publication Date
Web page providing an overview of room-level air conditioning systems such as window units and mini-splits.

Strategy Guideline: HVAC Equipment Sizing

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report describing the equipment selection of a split system air conditioner and furnace for an example house in Chicago, Illinois, as well as a heat pump system for an example house in Orlando, Florida.

Systems Evaluation at the Cool Energy House

Author(s)
Puttagunta Srikanth,
Williamson James
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
U.S. Department of Energy,
DOE
Publication Date
Report providing performance results of a home's heat pump water heater and whole-house dehumidifier over a six-month period.

Thermostat Controls

Author(s)
U.S. Department of Energy
Organization(s)
DOE
Publication Date
Guide from Energy Star on smart thermostats and offering some guidance for choosing one.

Washington State Residential Ventilation and Indoor Air Quality Code (VIAQ): Whole House Ventilation Systems Field Research Report

Author(s)
Devine John,
Gordon Andrew,
Kunkle Rick,
Lubliner Michael
Organization(s)
Washington State University Extension Energy Program,
WSU Extension Energy Program,
American Council for an Energy Efficient Economy,
ACEEE,
U.S. Department of Energy,
DOE
Publication Date
Report describing a field study of 31 homes to test envelope and duct leakage and fan flowrates, and to determine ventilation operation characteristics.