Photovoltaic (PV) Panel Annual Energy Output
SAP 2009 has been updated to calculate CO2
Reduction in CO2
However, another change is that the SAP carbon emission factor for electricity displaced from the grid has been reduced. The net effect of these two changes taken together is that the reduction in kgCO2
The implication of this, as considered in more detail in our April 2010 newsletter, is that larger areas of PV panels may be required in order to meet planning targets.