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

Click icon to add picture

SYSTEMS CONNECTION