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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 101 - 150 of 178

Heat Pumps for Heating and Cooling

Author(s)
Town of Concord Massachusetts
Organization(s)
Town of Concord Massachusetts
Publication Date
Webpage providing basic information on various types of heat pumps and their applications in Massachusetts.

Heating and Cooling With a Heat Pump

Author(s)
Natural Resources Canada
Organization(s)
Natural Resources Canada
Publication Date
Report providing information for HVAC designers, installers, and consumers about air source heat pumps.

HVAC – Cold Climate Heat Pump Sizing

Author(s)
Office of Energy Efficiency and Renewable Energy
Organization(s)
U.S. Department of Energy
Publication Date
Training module for HVAC technicians on how to size cold climate heat pumps.

HVAC Sizing Tool

Author(s)
BetterBuilt Northwest
Organization(s)
BetterBuiltNW,
Northwest Energy Efficiency Alliance,
NEEA
Publication Date
Software tool available free online that can help calculate heating and cooling requirements to accurately size HVAC equipment in as little as 15 minutes.

HVAC System Pressure Relief

Author(s)
Raymer,
Moyer
Organization(s)
Tamarack Technologies,
Florida Solar Energy Center
Publication Date
Correcting pressure imbalances in your HVAC system can result in a healthier, more efficient home.

Improved Modeling of Residential Air Conditioners and Heat Pumps for Energy Calculations

Author(s)
Cutler Dylan,
Winkler Jon,
Kruis Neal,
Christensen Craig,
Brandemuehl Michael J
Organization(s)
National Renewable Energy Laboratory,
NREL,
University of Colorado,
CU
Publication Date
Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Improvements in Fan Motor Efficiency Could Yield Big Savings

Author(s)
Holliday,
Martin
Organization(s)
Green Building Advisor
Publication Date
Article in Energy Design Update describing the cost and savings benefits of electronically commutated motors (ECMs) for HVAC equipment.

Improving Gas Furnace Performance: A Field and Laboratory Study at End of Life

Author(s)
Brand Larry,
Yee S,
Baker J
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR
Publication Date
Report examining the impacts that common installation practices and age- induced equipment degradation may have on the installed performance of natural gas furnaces, as measured by steady-state efficiency and AFUE.

Installing and Maintaining Evaporative Coolers

Author(s)
Roy Otterbein
Organization(s)
Home Energy Magazine
Publication Date
Article describing what evaporative coolers are, how they work, different types, performance, where they are appropriate, and how to install and maintain them.

Integrated Ventilation System Increases Energy Efficiency and Ease of Installations

Author(s)
NREL
Organization(s)
NREL,
USDOE Office of Energy Efficiency and Renewable Energy
Publication Date
Fact sheet describing the newly developed Ventilation-Integrated Comfort System (VICS) that reduces space requirements and eliminates costly ductwork for separate heating, cooling, and ventilation systems, all while enhancing performance, addressing the demand for energy-efficient homes, and...

Investigation of Potential Benefits of Revising Exception 1 under “FLORIDA BUILDING CODE, ENERGY CONSERVATION, Section 101.4.7.1.1 Duct Sealing upon Equipment Replacement.”

Author(s)
McIlvaine Janet E R,
Beal David
Organization(s)
Florida Solar Energy Center,
FSEC
Publication Date
Report describing as-found interior platform return plenums, the magnitude of their contribution to the total amount of duct leakage, and techniques and results of retrofits executed by the HVAC trade during equipment replacement.

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

Author(s)
O'Neill Zheng,
Tao Yang,
Jin Wen,
Kimball Richard,
Hai Xiao,
Ningxuan Wen,
Danny Taasevigen
Organization(s)
Texas A&M University
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.

Let’s Concentrate on Condensate

Author(s)
Hart
Organization(s)
ASHI Reporter
Publication Date
Article describing how to properly manage condensing HVAC equipment.

Low-Cost Solar Water Heating Research and Development Roadmap

Author(s)
Hudon Kate,
Merrigan Tim,
Burch Jay,
Maguire Jeff
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

Measure Guideline: Condensing Boilers - Control Strategies for Optimizing Performance and Comfort in Residential Applications

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Document intended for designers and installers of hydronic heating systems interested in maximizing the overall system efficiency of condensing boilers when coupled with baseboard convectors. It is applicable to new and retrofit projects.

Measure Guideline: Condensing Boilers - Optimizing Efficiency and Response Time During Setback Operation

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Report providing step-by-step instructions for heating contractors and hydronic designers for selecting the proper control settings to maximize system performance and improve response time when using a thermostat setback.

Measure Guideline: Heat Pump Water Heaters in New and Existing Homes

Author(s)
Shapiro,
Puttagunta,
Owens
Organization(s)
CARB,
National Renewable Energy Laboratory,
Steven Winter Associates,
SWA
Publication Date
Document with evaluation of 14 heat pump water heaters (including three recently released HPWH products) installed in existing homes in the northeast region of the United States.

Measure Guideline: High Efficiency Natural Gas Furnaces

Author(s)
Brand Larry,
Rose W
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy
Publication Date
Document covering installation of high efficiency gas furnaces, including when to install a high efficiency gas furnace as a retrofit measure, how to identify and address risks, and steps to follow for the selection and installation process.

Measure Guideline: Ventilation Cooling

Author(s)
Springer David,
Dakin Bill,
German Alea
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group
Publication Date
Guideline that provides information on properly applying, designing, and installing mechanical ventilation cooling systems for homes located in located in hot-dry and cold-dry climates, as well as a means of understanding the benefits, costs, and tradeoffs of these systems.

Mini-Split Heat Pumps Multifamily Retrofit Feasibility Study

Author(s)
Dentz,
Podorson,
Varshney
Organization(s)
ARIES,
National Renewable Energy Laboratory,
Levy Partnership
Publication Date
This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

NEEP’s Cold Climate Air Source Heat Pump List

Author(s)
Northeast Energy Efficiency Partnerships
Organization(s)
NEEP
Publication Date
Database compiling extended capacity data for numerous cold climate heat pump manufacturers and models.

Performance of Combination Hydronic Systems

Author(s)
Butcher Thomas
Organization(s)
American Society of Heating Refrigerating and Air-Conditioning Engineers,
ASHRAE
Publication Date
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.

Refrigerant Leak Prevention: Best Practices – Tech Tip

Author(s)
New York State Energy Research and Development Authority
Organization(s)
NYSERDA
Publication Date
Fact sheet describing best practices in installing leak-free refrigerant systems, including specifics on creating flare joints and brazed joints, pressure testing, vacuum testing, and charging the system with refrigerant.

Research and Development of a Ventilation-Integrated Comfort System

Author(s)
Puttagunta Srikanth,
Aldrich Robb,
Cleary Barnett
Organization(s)
Steven Winter Associates,
USDOE Office of Energy Efficiency and Renewable Energy
Publication Date
Technical report describing the research and development of the Ventilation-Integrated Comfort System (VICS) which is a specifically designed, energy-efficient solution that seamlessly integrates with low-capacity, ducted heating, and cooling systems, offering controllable, balanced energy recovery...

Residential Ground Source Heat Pump Systems Utilizing Foundation Heat Exchangers

Author(s)
Spitler Jeffrey D,
Xing Lu,
Cullin James R,
Fisher Daniel E,
Shonder John,
Im Piljae
Organization(s)
Oklahoma State University,
OSU,
Oak Ridge National Laboratory,
ORNL
Publication Date
Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.

Retrofitting Forced Air Combi Systems: A Cold Climate Field Assessment

Author(s)
Schoenbauer B,
Bohac D,
McAlpine J,
Hewett M
Organization(s)
NorthernSTAR Building America Partnership,
NorthernSTAR,
University of Minnesota
Publication Date
This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...