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Скачать презентацию The House as a System Presented by Greg
Скачать презентацию The House as a System Presented by Greg
The House as a “System” Presented by Greg Shinaut
Understanding Green Building Ø Lot Design, Preparation and Development Ø Resource Management Ø Minimize Energy Use & Use Renewable Energy Strategies Ø Water Efficiency Ø Indoor Environmental Quality Ø Operation, Maintenance and Homeowner Education
The House as a “System” Ø How Heat is Transferred Ø Thermodynamics -- thermo = heat , dynamics = movement Ø Thermal Transmission Ø Conduction Ø Convection Ø Radiation
The House as a “System” Ø Air Leakage
The House as a “System” Ø Air Leakage cont…
The House as a “System” Ø Air Barriers Ø Airflow Mechanisms Ø Air Pressure Ø Stack effect Ø Flue effect Ø Tight Houses Need Ventilation Ø Heat Recovery Ventilator Ø Bath Fans
The House as a “System” Ø The Many Faces of Water Ø Gravity Ø Diffusion Ø From wet to dry Ø Capillary Ø Airflow Ø Controlling Sound Transmission
The House as a “System” Lot Design, Preparation and Development Ø Home Orientation Ø East & South Sides for Outdoor Use Ø Long Side Faces Within 20 Degrees True South Ø Allow for Cross Ventilation Ø Grade Ø Storm Water Control Ø Concrete Dump Area Ø Save any Topsoil Ø Protect Existing Trees or Transplant
The House as a “System” Resource Efficiency Ø We have Tree Farms not Forests Ø FSC – Forest Stewardship Council Ø Certified Lumber Ø Chain of Custody
The House as a “System” Resource Efficiency Ø Frame with Trusses Ø Advanced Framing Ø Engineered Wood Products
The House as a “System” Resource Efficiency Ø Insulated Concrete Forms Ø Straw Bale Ø Straw /Mud Rammed
The House as a “System” Energy Efficiency Ø Window Placement & Size ? !? ! Ø Vertical Glazing area Ø 5 -7% of Gross Floor Area on South Ø < 2% of Gross Floor Area on West Ø < 4% of Gross Floor Area on East Ø < 8% of Gross Floor Area on North
The House as a “System” Energy Efficiency Ø Glazing Ø U-Factor Max. 35 Ø Solar Gain Ø Light Transmittance Ø Low –Emission Ø Gases
The House as a “System” Energy Efficiency Ø Daylighting Ø Clearstory Ø Transom Ø Skylights Ø Light Tubes Ø Doors Ø Fiberglass / Steel Insulated R-5 Ø Adjustable Thresholds Ø French v/s Slider
The House as a “System” Energy Efficiency Ø Multiple HVAC Systems Ø Zoned - auto dampers Ø Thermostats Ø Programmable / set back
The House as a “System” Energy Efficiency Ø Lighting Ø Natural Ø Compact Fluorescents Ø Insulated Recess Ø LED Ø Halogen Ø Photo cell
The House as a “System” Energy Efficiency Ø Lighting Design Ø Light v/s Energy Ø Hi-tech Ø Appliances Ø Energy Star Ø Refrigerator Ø Clothes Washer Ø Dryers w/ Humidity Sensor Ø Clothes Lines Ø Built in Microwave
The House as a “System” Energy Efficiency Ø Old Assumptions Don’t Work Ø Full Package Ø Testing
The House as a “System” Energy Efficiency Ø Loose-Fill Insulation Ø Fiberglass Ø Cellulose Ø Spray-in Insulation Ø Open or closed cell Ø Flash & Batt
The House as a “System” Water Efficiency Ø Saving Water by Reducing Flow Ø Faucets – 1. 5 - 2. 0 gpm Ø Shower heads - 2. 5 gpm Ø Toilets – 1. 1 – 1. 6 gpm Ø Plumbing for Gray Water
The House as a “System” Water Efficiency Ø Appliances that Save Ø Energy Star Ø Clothes Washer Ø Dishwasher Ø No Garbage Disposal Ø Compost
The House as a “System” Water Efficiency Ø Evaluate Site and Climate Ø Drought Tolerant Sod & plants Ø Exterior Water Conservation Ø Pavers Ø Sprinkler Systems Ø Zoned Ø Rain sensor Ø Drip systems Ø Rain Gardens Ø Rain Water Collection
The House as a “System” Indoor Air Quality Ø Contaminants and Their Impact on Health Ø Mold Ø Dust Mites Ø Pollen Ø Animal Dander Ø Bacteria
The House as a “System” Indoor Air Quality Ø Building Products that Off-Gas Ø Formaldehyde Ø Adhesives in wood sheet goods Ø Vinyl Chloride Ø PVC piping Ø Styrene-butadiene latex Ø Binders for carpet
The House as a “System” Indoor Air Quality Ø The Cure for Dirty Air Ø Isolate the Garage Ø Radon Mitigation Ø HRV Ø Filter the Air Ø CO detector Ø Humidifier
The House as a “System” Indoor Air Quailty Ø Ventilation Ø Natural Ø Whole House Fan Ø Range Hoods Ø HRV / ERV Ø Energy Star Bath Fans Ø Energy Star Ceiling Fans Ø Return or Transfer Grills
The House as a “System” Indoor Air Quailty Ø Paints, Finishes and Adhesives Ø Low VOC – volatile organic compound Ø Recycled Content Ø Light Colors Ø Water Based Ø Low Toxic Ø Low Biocide Ø Plant / Mineral Based
The House as a “System” Global Impact Ø Solar Energy Ø Thermal passive Ø Photo Voltaic Ø Wind Energy Ø Roof mount Ø Tower mount
The House as a “System” Global Impact Ø Geothermal Systems Ø Pump & Dump Ø Horizontal Loop Ø Vertical Loop
The House as a “System” Global Impact Ø Green Flooring Ø Hardwood Ø Bamboo Ø Cork Ø Recycled Flooring Ø Domestic
The House as a “System” Global Impact Ø Light Colors Reduce Heat Gain Ø Last longer too. . Ø Weatherwood or lighter Ø Really Green Roofs
The House as a “System” Operation and Maintenance Ø Educate the New Homeowner Ø What to expect Ø How to Maintain the Home Ø If They Remodel or Add-on Ø Possible Home-Service Opportunity!
The House as a “System” Contact Information Greg Shinaut – gshinaut@lincoln. ne. gov NSHBA Green Build Council – www. nebraskagreenbuilders. com NAHB - www. nahbgreen. org USGB /LEED - www. usgbc. com
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