European Solutions Group Members: Iain Gauld Michael Allan
Scott Mackay Elisa Mass Helena Cortina
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2 Bedroom House
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3 Bedroom House
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4 Bedroom House
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Final Materials Timber Frame Low Carbon Eco Slab Floor Straw
Bale Insulation Windows - Triple Glazed - Low e Glass - Krypton
Filled
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ESP-r 3 Bedroom Model
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ESP-r Modelling - Materials
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ESP-r Modelling Casual Gains
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ENERGY EFFICACY (lumens per watt) DURATION
Incasdencent10-17750-2500 h Fluorescent Save 65-75% compared with
incasdescent 30-1107000-24000 h High-intensity discharge Save
75-90% compared with incasdescent 25 - 14016000 24000 h 10 min to
produce light Intense light industrial use. Low-pressure sodium 25
1505000 24000 h The most energy-efficient outdoor lighting. Very
poor color rendition FLUORESCENT lamps for indoor. LOW-PRESSURE
SODIUM lamps for outdoor. LIGHTING MECHANICAL VENTILATION
MECHANICAL SUPPLY AND EXHAUST Possibility of preheating and
pre-cooling the air supply Possibility of humidify and dehumidify
the air supply Optimum comfort in quality air Best noise reduction
Best energy saving
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Recycling Rainwater Plenty rainfall to supply demand Tank sized
to hold one months demand. Costs of the tank, filter, pump and
installation are: 2 bed = 2522.70 3 bed = 3208.20 4 bed =
3893.70
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ENERGY DEMAND Heating 12 kWh/m 2 year 46035.36 kWh/year 5.3 kW
Appliances, lighting, hot water 90 kWh/m 2 year 345265.2 kWh/year
Hot water Taking 50 l /person day Q= 57294.4 kWh / year = 60-15 C
Heating + hot water 103329.76 kWh/year 11.8 kW Electricity
(appliances, lighting) 287970.8 kWh/year 32.9 kW CHP 1:2 11.8 kW
Heating+ hot water 5.9 kW Electricity 27 kW PV, wind turbines ASHP
1 :2.4 5.3 kW Heating 2.2 electricity 35.1 kW Electricity PV, wind
turbines
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Combined Heat and Power CHP sizing: Base load of heat and hot
water: 11.8kW. Heat to power ratio : 2:1 The CHP will produce
around 5.9kW of electricity. Case study: University of Nottingham 2
DACHS mini-CHP supplied by Baxi Technology UK Each CHP produces
12.5kWth and 5.5kWe
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HOMER: Heat and hot water demand
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HOMER: Electricity demand
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Wind resource Solar resource HOMER
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Homer Produced sensible results Progression - to optimise for
fully LZCT energy supply