Home energy saver

Costs for Electricity , Gas , Water per year & Week based on House size and Materials.

Try a wooden,Metal shed how much heat lost ?? or a wooden home.

Whats worse for heat lost Brick or metal?

See how much Free energy you can gain before spending £1000's on solar panels and wind Generator.

Or how much a shower costs?

Tv on all day what's the cost?

You will be surprised where your money goes!!

Works out total Gas/Electrical/Water costs for your location based on home or office design break or wood ? Experiment.

Calculates heat lost via walls , windows ,roof so get a better calculation based on yearly mean temperatures.

Try a different roof or triple glazed windows , what makes most savings have
Fun and experiment.

Updated now includes option for solar Panel or a Wind Generator.

Need to set Average kWh/month for solar and
m/s wind speed/month, Default set to London.


More data from sites below
http://www.efficientenergysaving.co.uk/solar-irradiance-calculator.html

Settings button will allow some example
Settings to be loaded eg 2 bed house,
5 bed house, large office and more.

Instructions
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Top picture shows weekly gas,water,elec
costs/Week.

->Heat lost watts is based on U-values
for your home construction.

So a heat loss of 3000 Watts means you need 3KW of heat based on inside-outside temperature settings.

->Details for the house in meters
Height,length,width this is used to
calculate total head lost.

Wall type-> Brick,cavity,wood(for fun) ....

Floor type->20mm board,plaster board
concrete ....

Roof -> Polycarbonate,No insulation, 50mm ..

Window-> single,double,triple glaze ..

Air changes hour-> normally 1-3, depends on how drafty your home is.

Average Temperatures-> this is min-max for all months of the year for your location.
Default is London.

This data can be found from you local weather internet site, I use BBC Weather for default data.

This is used to calculate the mean yearly temperature for the yearly bills based on a method "Degree days"

Hot water-> Water used per day liters

Electric shower -> water liters per/day
House inside temperature effects this

Washing machine-> washes /week

Tumble dryer-> drys/week

Dishwasher-> washes/week

Fridge-> Kw per year

Lights-> Total watts,hours day
Normal bulb 100W energy bulb 8W

+ many more options

This is just a estimate but gives you a good idea where your money goes!!.

Just contact if you want other items added.

Have fun.


save energy
energy
cut bills
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gas
heating
solar
wind power
thermal calculations
roof insulation
floor insulation