Energy Savings 2009
Geo Thermal Heat Pump (linked into solar thermal and solar photovoltaic)
|
Oct |
Nov |
Dec |
Electricity Used KWh |
2873.67 |
2823.4 |
8486.0 |
Heat Output KWh |
14102.72 |
18023.40 |
29825.1 |
Energy Gained KWh |
11229.05 |
13200.00 |
21339.1 |
Cost Saving |
£915.28 |
£1075.93 |
£1739.35 |
Carbon Saving Kg |
4828.49 |
5676.00 |
9175.81 |
Solar Thermal Panels (linked to heat pump)
|
Oct |
Nov |
Dec |
Hours of Sun (>200 w/m2) |
60.5 |
42.5 |
24.0 |
Heat Output KWh |
100.33 |
86 |
26.47 |
Energy Gained KWh |
96.13 |
82.64 |
23.95 |
Cost Saving |
£7.84 |
£6.77 |
£1.21 |
Carbon Saving Kg |
41.34 |
35.54 |
10.30 |
Solar Photovoltaic
|
Oct |
Nov |
Dec |
Hours of Sun (>200 w/m2) |
60.5 |
42.5 |
24 |
Electricity Generated KWh |
119.2 |
73.65 |
58.00 |
Cost Saving |
£9.72 |
£6.00 |
£4.73 |
Carbon Saving Kg |
51.256 |
31.67 |
24.94 |
Water Generation
|
Oct |
Nov |
Dec |
RAINWATER |
|
|
|
Roof area m2 |
130 |
130 |
130 |
Rainfall |
11.4 |
12.1 |
10.5 |
Rainfall recovered mm |
1482 |
1573 |
1365 |
WELL |
|
|
|
Water collected (litres) |
15189 |
13445 |
6805 |
Used for Garden |
6304.33 |
7840.00 |
4700 |
Used for sanitation |
10366.7 |
7178.3 |
3470 |
Total water saving |
15189 |
13445.3 |
6805 |
Cost saving |
£30.38 |
£26.89 |
£13.61 |
Carbon Saving
|
Oct |
Nov |
Dec |
On site carbon emmissions Kg |
34.77 |
133.32 |
107.73 |
Off site carbon |
3263.915 |
5318.76 |
6316.8 |
Total emmisions Kg |
3298.685 |
5452.07 |
6424.53 |
Saving on previous year |
68.7% |
52.8% |
20% |
Note: Seasonal variations in weather and building use indicate reduced savings are not unexpected.