A guide to solar cells using Elkem Solar Silicon (ESSâ¢)
A guide to solar cells using Elkem Solar Silicon (ESSâ¢)
A guide to solar cells using Elkem Solar Silicon (ESSâ¢)
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CO2 emissions depend on location and technology<br />
Comparison of direct related emissions of CO 2 equivalents (in MT)<br />
for different processes producing 6000 MT SOG-Si<br />
900000<br />
800000<br />
700000<br />
600000<br />
MT CO2<br />
500000<br />
400000<br />
300000<br />
200000<br />
100000<br />
0<br />
TCS without<br />
recycling<br />
TCS with<br />
dirty<br />
recycling<br />
TCS with<br />
clean<br />
recycling<br />
*) The German electricity mix is used as a base value when otherwise is not stated<br />
**) Note that this comparison accounts for new SOG-Si producers<br />
<strong>Elkem</strong> <strong>Solar</strong><br />
<strong>Elkem</strong> <strong>Solar</strong><br />
(Norwegian<br />
electricity<br />
mix)<br />
* 1700 kWh/m2/yr<br />
TCS nonrecycle<br />
(coal-based<br />
el mix)<br />
7<br />
Developing people - creating value<br />
22.06.2011
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