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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 51 - 100 of 102

Ground-Source Variable Refrigerant Flow Heat Pumps

Author(s)
Karr Marcia
Organization(s)
Washington State University Extension Energy Program
Publication Date
Factsheet describing the uses and benefits of ground-source heat pumps for affordable housing, assisted living, dorms and hotels.

Heat Pump Water Heating Modeling in EnergyPlus

Author(s)
Wilson Eric,
Christensen Craig
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Presentation about heat pump water heater modeling using EnergyPlus.

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 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.

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.

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.

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.

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...

Retrofitting PSC Motors with ECMs

Author(s)
Anesi Jen
Organization(s)
Air Conditioning Heating and Refrigeration News,
ACHR News
Publication Date
Article describing how replacing permanent split capacitor (PSC) motors with electronically commutated motors (ECM) can boost bottom line for HVAC contractors as well as improve customer comfort and satisfaction.

Strategies for Energy Efficient Remodeling: SEER 2003 Case Study Report

Author(s)
Drumheller,
Wiehagen
Organization(s)
NAHB Research Center,
National Renewable Energy Laboratory
Publication Date
Report providing information based on research and case studies, to remodelers and consumers about opportunities to increase home energy performance.

Strategy Guideline: HVAC Equipment Sizing

Author(s)
Burdick Arlan
Organization(s)
IBACOS,
National Renewable Energy Laboratory
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.

Strategy Guideline: Proper Water Heater Selection

Author(s)
Hoeschele,
Springer,
German,
Staller,
Zhang
Organization(s)
ARBI,
National Renewable Energy Laboratory,
Davis Energy Group
Publication Date
Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

Sunnyvale Marine Climate Deep Retrofit

Author(s)
German Alea,
Siddiqi Aqdus,
Dakin Bill
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
Davis Energy Group
Publication Date
Research project evaluating the pre-and post-retrofit energy consumption of a marine climate retrofit, compare actual energy use to original predictions, and identify opportunities for cost savings in other similar retrofits in this climate.

Supplemental Dehumidification in Warm-Humid Climates, BA-1310

Author(s)
Rudd
Organization(s)
Building Science Corporation,
BSC
Publication Date
This document covers a description of the need and applied solutions for supplemental dehumidification in warm-humid climates, especially for energy efficient homes where the sensible cooling load has been dramatically reduced.

Supplemental Humidity Control, Info-620

Author(s)
Building Science Corporation
Organization(s)
BSC
Publication Date
Information sheet offering general recommendations on supplemental humidity control and outlines viable system configurations.

Systems Evaluation at the Cool Energy House

Author(s)
Williamson,
Puttagunta
Organization(s)
CARB,
Steven Winter Associates,
SWA
Publication Date
Report providing performance results of a home's heat pump water heater and whole-house dehumidifier over a six-month period.

Technical Highlight: NREL Delivers In-Home HVAC Efficiency Testing Solutions

Author(s)
National Renewable Energy Laboratory
Organization(s)
NREL
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.

Technician’s Guide & Work Book For Quality Installation

Author(s)
Air Conditioning Contractors of America
Organization(s)
ACCA
Publication Date
The Technician's Guide equips practitioners with the knowledge to properly implement all of the measurement procedures required in the HVAC QI Specification.

Thermostatic radiator valve (TRV) demonstration project

Author(s)
McNamara
Organization(s)
NYSERDA
Publication Date
This report describes the results of a multiyear research project that investigated the energy savings attributable to thermostatic radiator valves (TRVs) installed on one-pipe steam distribution systems.

Thermostatic Radiator Valve Evaluation

Author(s)
Dentz Jordan,
Ansanelli Eric
Organization(s)
Advanced Residential Integrated Energy Solutions Collaborative,
ARIES,
Levy Partnership
Publication Date
Report on a project conducted to better understand the current usage of thermostatic radiator valves by key market players in steam and hot water heating and to conduct limited experiments on the effectiveness of new and old thermostatic radiator valves as a means of controlling space temperatures...

Verifying a Simplified Fuel Oil Field Measurement Protocol

Author(s)
Herderson,
Dentz,
Doty
Organization(s)
ARIES,
Levy Partnership
Publication Date
Research study developed and verified a fuel oil flow field measurement protocol that is cost effective and can be performed with little training for use by the BB program as well as other weatherization programs and building science researchers.