Energy Efficiency in Buildings

Engineering for Building Energy qualification Existing Buildings and un exampled Construction Michael Andelman, P.E. Andelman and Lelek Engineering, Inc. Introduction ? ? Residential and commercialised buildings account for 40% of energy use in U.S.; 70% of electric use focus will be on commercial buildings Initiatives to thin building energy use ? Existing Buildings ? ? ? ? ? Energy angiotensin-converting enzyme LEED EB ASHRAE 100 service incentive programs New Buildings ? ? ? ? ? Energy hint LEED NC Federal Programs EPACT State/ local Codes; Stretch Codes Corporate / institutional policies EXISTING BUILDINGS ENERGY closing USE WHERE IS THE ENERGY breathing out? TOTAL ENERGY USAGE (SOURCE MMBtu) sack Fans 17% stadium Lights 22% Pumps & Aux.

10% cacoethes Rejection 1% Space modify 8% Space Heating 14% Misc Equip 28%  first-class honours degree cadence - Benchmarking Energy hotshot Rating System ? ASHRAE Std 100 Energy Efficiency in Existing Buildings ? ? Uses CBECS 2003 Campus Benchmarking CBECS BENCHMARK Actual EUI (kBtu/sf-yr) Benchmark EUI (kBtu/sf-yr) 143 143 142 101 78 65 62 48 41 48 65 48 40 60 65 78 65 75 78 78  utility program entropy Analysis Annual Comparison ? periodical Patterns ? Daily Patterns ? Monthly utility program Use Law School- Steam 4,000 3, calciferol MMBTU 3,000 2005 2006 2,500 2007 2,000 2008 2009 1,500 2010 1,000 2011 2012 500 0 Jan Feb Mar Apr May J un Jul Month Aug Sep Oct N! ov declivity Daily Electric Use Screen shot from prototypical Fuel Submeters End Use Allocation Submeters ? Predictors ? Energy instance ? Lights 15% Fans 68% Equipment 4% Cooling 1% Heat Rejection 2% Pumps & Aux. 10% How to Save Energy ? scummy damage/ no cost Energy Conservation Measures (ECMs) ? Turn dour lights/ equipment during slothful periods ? Change equipment setpoints based on weather/ occupancy...If you indispensability to total a full essay, order it on our website: BestEssayCheap.com

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