This is a measure of how efficiently a specific fuel can be converted to use for heating, expressed as a proportion of a unit of the fuel.
Used to calculate:fossil fuels consumed and biomass fuels consumed
Varies by: fuel
| Used | fuel | Reference | Location: Ecosystem (study period) |
Value | Units | Notes |
|---|
| * | Biodiesel | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Coal | EIA 2012 Heating Fuel Comparison Calculator | US: All () | 75 | % (0 - 100) | |
| * | Diesel / light fuel oil | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 81 | % (0 - 100) | This is the average energy efficiency of oil-fired boilers and furnaces shipped in 1995. |
| * | Electricity | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 64.2 | % (0 - 100) | This value is the annual fuel utilization efficiency (AFUE) of baseline conventional equipment for heating. |
| * | Ethanol | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Gas-electric hybrid | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Gasoline | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Geothermal | EIA 2010 - Geothermal Heat Pump Manufacturing Activities 2009 | US: All () | 4.025 | % (0 - 100) | This is the average COP (Coefficient of Performance) of the heating efficiencies of the four different 2009 model types listed. |
| * | Hydroelectric | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Hydrogen | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Jet fuel | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Kerosene | Assumed | New York City: Urban Area () | 81 | % (0 - 100) | Assumed to have the same energy efficiency as residual fuel oil. |
| Kerosene | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating. | |
| * | Municipal solid waste | Otoma et. al. 1997 - Estimation of energy recovery and reduction of CO2 emissions in municipal solid waste power generation | Global: Municipal Solid Waste (MSW) Power Plant () | 15.4 | % (0 - 100) | This value is the generating end efficiency with standard waste quality. |
| * | Muscle | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Natural gas | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 70 | % (0 - 100) | This value refers to the energy efficiency of conventional direct heating equipment with design option combinations (which can include electronic ignition, 20% de-rating, and burner box or stack dampers). |
| Natural gas | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 74 | % (0 - 100) | This value refers to ASHRAE's minimum required energy efficiency of gas unit heaters as of October 2001. | |
| Natural gas | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 64.2 | % (0 - 100) | This value refers to the baseline energy efficiency of conventional direct heating equipment without an electronic ignition mechanism. | |
| Natural gas | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 75 | % (0 - 100) | This value refers to the energy efficiency of hearth products with an electronic ignition mechanism. | |
| * | Natural gas compressed (CNG) | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Natural gas liquefied (LNG) | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Nuclear material | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Propane / LPG | EIA 2012 Heating Fuel Comparison Calculator | US: All () | 78 | % (0 - 100) | This value is the AFUE of a furnace or boiler that uses propane as its heating fuel. |
| Propane / LPG | EIA 2012 Heating Fuel Comparison Calculator | US: All () | 65 | % (0 - 100) | This value is the AFUE of a room heater (vented) that uses propane as its heating fuel. | |
| * | Residual fuel oil | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 81 | % (0 - 100) | This is the average energy efficiency of oil-fired boilers and furnaces shipped in 1995. |
| * | Solar | Kim & Seo 2007 - Thermal performances comparisons of the glass evacuated tube solar collectors with shapes of absorber tube | Global: Any () | 53.022 | % (0 - 100) | This value is the average of all of the efficiencies of cases 1-6 for all incidence angles. |
| Solar | Kim & Seo 2007 - Thermal performances comparisons of the glass evacuated tube solar collectors with shapes of absorber tube | Global: Any () | 43.867 | % (0 - 100) | This value is the average of the efficiencies of cases 1-6 when the incidence angle of solar irradiation is at 60 degrees. | |
| Solar | Kim & Seo 2007 - Thermal performances comparisons of the glass evacuated tube solar collectors with shapes of absorber tube | Global: Any () | 56.2167 | % (0 - 100) | This value is the average of the efficiencies of cases 1-6 when the incidence angle of solar irradiation is at 30 degrees. | |
| Solar | Kim & Seo 2007 - Thermal performances comparisons of the glass evacuated tube solar collectors with shapes of absorber tube | Global: Any () | 58.9833 | % (0 - 100) | This value is the average of the efficiencies of cases 1-6 when the incidence angle of solar irradiation is at 0 degrees. | |
| * | Steam | Zhivov et al. 2006 Analysis of Steam Heating System at Fort Meyer, VA | Fort Meyer, VA: Military base (2005) | 0.525 | proportion (0-1) | Calculated as the total energy for heat demand (48,454 mmBTU) divided by sum of the heat energy demand and the losses during transport (43,688), in other words 48,454 / (48454 + 43688) = 0.525 |
| Steam | Phetteplace 1995 Efficiency of Steam and Hot Water Heat Distribution Systems | Near Hawthorne, NV: Hawthorne Army Ammunition Plant (1987-1988 heating season) | 43.5 | % (0 - 100) | gross heating efficiency (including steam production losses) | |
| * | Wind | U.S. Department of Energy 2012 - 2011 Buildings Energy Data Book | US: Buildings (2010) | 0 | % (0 - 100) | This reference shows that this fuel type is not used to provide energy for space heating so efficiency of this fuel type for space heating is not applicable. |
| * | Wood and other biomass | U.S. Department of Energy 2004- Appendix A FY2005 Technical Support Document | US: All (2004) | 73.4 | % (0 - 100) | This value is the annual fuel utilization efficiency (AFUE) of baseline hearth products. |