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Energy and Sustainable Development

1.Using Energy

1.1. Our personal energy balance

Martina Erhart

Laia Fayet Perez

Sonja Hahn-Tomer

Alessandro Vasta

June 2010

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Index

Energy Use in Austria – “The Big Numbers “

Standby Load Analysis

Detailed Personal Energy Use Analysis

Curiosities

Energy Use in Austria

1.088.538.000.000.000 kJ

Mobility Heating Electricity

Total Final Energy Consumption in Austria (2008)

Source Data: Statistics Austria <www.statistik.at>

•35% Total final energy consumption

•Car: 13.500 km/car year•Plane: 1.700 km/person year

•29% Total final energy consumption

•4.417 kWh/ household year

•8,3% Standby load consumption (without considering nightly electrical heating or water heating consumptions)

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Index

Energy Use in Austria – “The Big Numbers “

Standby Load Analysis

Detailed Personal Energy Use Analysis

Curiosities

Standby Load Analysis

Standby hours

Kilowatt-hours consumed

Standby loadSize of

apartmentCosts (heating and hot water)

Costs/m2 year

hours kWh Watt m2 €/year €/m2 yearNº questionnaires TOTAL 8,2 1,8 220,2 111,8 1255,0 11,13

53 2010 8,4 2,1 251,4 111,8 1255,0 11,1318 2009 7,9 1,0 128,3

sonja:review5.- 57kwh!!!! (taken out!)45.- 650m2!!!8.- 24,4 kwh!!! --> sensitive for the mean!!!!!!

Class Average Standby Load 667 kWh / year

Statistics Austria – Standby Load 513 kWh/year- 278 kWh standby load- 234 kWh fridge and freezer proportional night use- Does not contain any nightly electrical heating or water heating

Standby Load Analysis

Is there any correlation between the standby load consumption and …

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Stand by load (W)

€/m

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ea

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0 50 100 150 200 250 300 350

m2

Sta

nd

by

loa

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… the apartment size?

… the energy costs / m2 ?

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Index

Energy Use in Austria – “The Big Numbers “

Standby Load Analysis

Detailed Personal Energy Use Analysis

Curiosities

Detailed Personal Energy Use Analysis

The Detailed Personal Energy Use Questionnaire

1. Personal Daily Energy Use Electricity and Hot Water

Cooking Personal Care and House Keeping Lighting Hot Water Personal Electronic Devices

Heating General Heating Electric Heating

Nutrition Mobility

2. Annual Special Energy Needs Mobility

B. Personal Care and House KeepingW min/day hours/day kWh/day

Personal Care 0,00Hair Dryer 1500 0,00 0,00Shaver 14 0,00 0,00Electric Toothbrush 7 0,00 0,00Curling Iron / Hair Flattener 40 0,00 0,00

House Keeping 0,00Iron 1200 0,00 0,00Vacuum Cleaner 650 0,00 0,00Washing Machine 1200 0,00Dryer 5000 0,00

A. CookingW min/day hours/day kWh/day

TOTAL 0,00Blender 400 0,00 0,00Coffe Maker 1400 0,00 0,00Microwave 750 0,00 0,00Toaster 1000 0,00 0,00Deep Fryer 1450 0,00 0,00Dishwasher 1200 0,00 0,00Egg Boiler 500 0,00 0,00Freezer 350 0,00Refrigerator 250 0,00Refrigerator/Freezer 320 0,00Electric Stove 1500 0,00 0,00Oven 3000 0,00 0,00Boiler 2400 0,00 0,00Sandwich Grill 1100 0,00 0,00

Mobilitykwh/km km / year kWh / year

Bike 0 0,00Train 0,7 0,00Bus 0,11 0,00Car 1,3 0,00

kWh/hour hour/year kWh/yearPlane 750 0,00

Source Data: Ernst, W., 2002. Personal Energy Calculator for the Youth Encounter on Sustainabilityhttp://www.psnh.com/Residential/ReduceBill/Applianceusage.asp

http://www.energysavers.gov/your_home/appliances/index.cfm/mytopic=10040

0,5

16%

35%

42%

7%

1.1 Electricity & Hot Water1.2 Heat1.3 Nutrition1.4 Mobility

Detailed Personal Energy Use Analysis

Daily Energy Use

Annual Personal Electricity and Hot Water Consumption

0

500

1.000

1.500

2.000

2.500

3.000

A. Cooking B. Personal Careand HouseKeeping

C. Lighting D. Hot Water E. PersonalElectronicDevices

kwh

/ y

ear

Nutrition habits Energy Consumption Non-Vegetarian 14.850 kWh/year Vegetarian 10.600 kWh/year Vegan 7.600 kWh/year

Source Data (Ernst, 2002)

Detailed Personal Energy Use Analysis

Daily Energy Use Requirements vs. Special Mobility Needs

Annual Total Energy Use = 81.175 kWh/yearDaily Requirements = 32.791 kWh/year

Special Requirements (Mobility) = 48.384 kWh/year

Annual Personal Energy Consumption

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ar

Detailed Personal Energy Use Analysis

Annual Energy Consumption and CO2 emissions related

Annual emissions 17,6 ton CO2/year(0.22kgCO2 / kWh)

kWh/day kg CO2/day kWh/year kg CO2/year1. Daily Energy Use 89,8 19,8 32.791 7.214

1.1 Electricity & Hot Water 14,3 3,2 5.227 1.150A. Cooking 7,2 1,6 2.615 575B. Personal Care and House Keeping 3,0 0,7 1.087 239C. Lighting 1,7 0,4 636 140D. Hot Water 1,6 0,4 582 128E. Personal Electronic Devices 0,8 0,2 307 67

1.2 Heat 31,9 7,0 11.627 2.558A. General Heating 29,0 6,4 10.600 2.332B. Electric Heating 2,8 0,6 1.027 226

1.3 Nutrition 37,8 8,3 13.788 3.0331.4 Mobility 5,9 1,3 2.150 473

km/year kWh/year kg CO2/year2. Annual / Special Energy NeedsMobilitiy 42.677 48.384 10.345

A. Plane 32.670 39.103 8.603B. Car 4.703 6.113 1.345C. Train 2.578 1.805 397D. Bus 2.726 1.363 300

Detailed Personal Energy Use Analysis

MOBILITY

Note: Average mobility patterns Car: 13.500 km/car year

Plane: 1.700 km/person year

Daily Special Daily Special TOTAL TOTALkm/year km/year kwh/year kwh/year km/year kwh/year

Bike 1.534 0 0,0 0 1.534 0Train 91 2.578 63,9 1.805 2.669 1.868Bus 3.559 2.726 1.779,4 1.363 6.285 3.142Car 236 4.703 306,8 6.113 4.939 6.420Plane 0 32.670 0 39.103 32.670 39.103TOTAL 5.420 42.677 2.150 48.384 48.097 50.534

Detailed Personal Energy Use Analysis - Mobility

Mobility - Annual km traveled

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Bike

Mobility - Annual kWh consumed

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Index

Energy Use in Austria – “The Big Numbers “

Standby Load Analysis

Detailed Personal Energy Use Analysis

Curiosities

Curiosities

•Saving energy has become an economic opportunity

•First sustainable dance club was launched in Rotterdam on Oct.14th 2006

•Tangible example of sustainability

•Saves 35% of electricity compared to standard clubs

•3 Ps - “People, Planet, Party!”

•The Green Microgym is based in Portland, Oregon, USA

•The gym untaps human mechanical energy and converts it into electricity

•The gains of energy savings are shared with the clients by having lower subscription rates or coupons

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Thank you for your attention!

Average electricity consumption of households 2008 - Austria

Source Data: Statistics Austria

<www.statistik.at>