E D S G N 1 0 0 S E C T I O N 0 0 6T E A M 8
SUSTAINABLE LIVING
TABLE OF CONTENTS
Title Page………………………………………………………………………………………………...1Summary………………………………………………………………………………………………....3Introduction: Home and System Specifications………………………………………………….4
Location......................................................................................................................5
Community………………………………………………………………………………....6Analysis: The Design Process………………………………………………………………………….7
Building Materials…………………………………………………………………………..8
Room Layout………………………………………………………………………………………..11
Water System……………………………………………………………………………….14
Waste Water System……………………………………………………………………….17
Alternative Energy………………………………………………………………………………20
Energy: Heating and Cooling……….…………………….......................................23Conclusion: The Solution…………………………………………………………………………….26
Layout: Second Floor……………………………………………………………………27
Layout: First Floor…………………………………………………………………………28
Layout: Basement………………………………………………………………………..29
Systems Connection……………………………………………………………………..30
Power ZEH Calculator……………………………………………………………………31
Problem:
To design a house that is sustainable economically, environmentally, and socially.
Solution:
A one family house (1800 square feet), located in Boulder, Colorado with two floors and a basement.
Systems Used:
Water: Filtered and Chlorinated Ground Water
Waste Water: Aerobic Septic Tank
Energy:
Heating and Cooling: Ground Source Heat Pump
Water Heating: Photovoltaics
SUMMARY
INTRODUCTIONHOME AND SYSTEM SPECIF ICATIONS
U R B A N S E TT I N G
LOCATION: BOULDER, COLORADO
T O W N O N T H E O U T S K I RT S O F BO U L D E R , C O LO RA D O
COMMUNITY
ANALYSISTHE DESIGN PROCESS
BUILDING MATERIALS
Specifications• As ‘tight’ as
possible• Sustainable• Cost effective• Withstanding of all
weather
Ideas1. Adobe2. Rammed Earth3. Straw Bale4. Recycled
Newspaper
BUILDING MATERIALS CRITERIA
-Cost-Instillation-Longevity-Easy to Maintain-Durable
Straw Bale• Aesthetically
Pleasing• Easiest to Install• Most Efficient in
Heating and Cooling• Durable
S T RAW B A L E
BUILDING MATERIALS
ROOM LAYOUT
Specifications• Facilitate mobility
throughout the house• Energy Efficient
Ideas1. Closed2. Open
ROOM LAYOUT CRITERIA
-Easy to get around-Energy Efficient
Open Layout• Less building
materials• More energy
efficient• Don’t have to heat
up each room separately
O P E N
ROOM LAYOUT
More energy efficient
WATER SYSTEM
Specifications• Make water more
acceptable for desired end-use• Drinking• Appliances• Washer/Dryer• Toilet • Sink• Shower/Bath
IdeasDisinfectant
1. Chlorination2. Ozonation3. Ultraviolet Radiation
Source4. Surface Water5. Ground Water
Systems6. Reverse Osmosis7. Filtration and
Disinfection8. Boiling9. Bottled Water10. Water Softener
WATER SYSTEM CRITERIA
-Cost-Effectiveness-Ease of Use-Availability-Maintenance
Chlorination and Filtration• Most inexpensive• One of the most
effective methods• Does not require
electricity to run • Little maintenance
necessary
C H LO R I N AT E D A N D F I LT E R E D S U R FAC E WAT E R
WATER TREATMENT
WASTE WATER SYSTEM
Specifications• Removal of
Black/Grey Water• Cost Effective• Highly Efficient • Easy Maintenance
Ideas1. Anaerobic Septic
Tank2. High Efficiency
Anaerobic Septic Tank
3. Aerobic Septic Tank
4. Sand Filter
WASTE WATER SYSTEM CRITERIA
- Short term cost- Long term cost- Efficiency- Maintenance- Ease of use- Durability
• Cost: ≈$7,000• Sprinkler system• Needs less space
than other tanks
Aerobic Septic System
A E R O B I C S E P T I C TA N K
WASTE WATER
APPLIANCES
• 20 60W Fluorescent Light Bulbs• 10 25W Fluorescent Light Bulbs• 2 Television sets• Dishwasher• Washer/Dryer• Fridge/Freezer• Water Heater• Low-flow Shower Heads (1.5gpm), Temp. 1050F• Run Time: 45 minutes
• Thermostat• Average Temperature 700
• Heat Exchanger in vents
ALTERNATIVE ENERGY
Specifications• Ability to produce
energy• As close to zero-
energy as possible• Self-sustaining• Potentially selling
back to the grid
Ideas1. Solar Water
Heating Panels2. Wind Energy3. Photovoltaics
ALTERNATIVE ENERGY CRITERIA
-Cost-Durability-Return on Investment-Ease of Use-Transportation-Installation
Photovoltaics• Cheapest Option• Long Term Profit• Minimal
Investment Upfront
• Easier Installation
CALCULATIONS
Energy Audit 13000 kWh/year Cost from grid$0.092/kWH
Since there are 8760 hours in a standard yearCost per year $1,196.00
Power Needed 1.5kWSystem Durability 20 years
Sunshine in CO 6hr Net profit $11,328 Power in this time 6kW Net yearly profit $630 Spec 600 sq.ft.South facing on roof
520 sq. ft.
Mounting on roof allows us to expad that areaCost of inverter+PV $3/W
Cost of Power18,000.0
0
State Subsidy(3,600.00
)
Federal Subsidy(4,200.00
)
Total Cost10,200.0
0
P H O T OVO LTA I C S
ENERGY GENERATION
ENERGY: HEATING AND COOLING
Specifications• Balance heat loss
in the winter• Counter the heat
gain in the summer• Efficiency• Easy to Maintain
Ideas1. Ground Source
Heat Pump2. Air Source Heat
Pump3. Woodstove/Air
Conditioner
ENERGY: HEATING AND COOLING CRITERIA
-Cost-Efficiency-Instillation-Maintenance
Ground Source Heat Pump• Provides heating
and cooling in one• Less energy=less
pollution• Very Efficient
G R O U N D S O U RC E H E AT P U M P
ENERGY-HEATING AND COOLING
CONCLUSIONTHE SOLUTION
8 0 0 S Q U A R E F E E T
HOME LAYOUT: SECOND FLOOR
6 0 0 S Q U A R E F E E T
HOME LAYOUT: FIRST FLOOR
4 0 0 S Q U A R E F E E T
HOME LAYOUT: BASEMENT
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SYSTEMS CONNECTION