4KW Solar powered irrigation system in YunNan China

Installation site: YunNan,China
Solar irradiation:     4.8 kWh/m2/d
Solar array:  300W*20  kW
Pump power:  4KW
Head: 100m 
Flow: 8 m3/h
Daily water flow: 40 m3
Water flow annually:  14600 m3
Electricity output annually:  8620 kWh
Saved diesel annually:  2.2 t
Saved standard coal annually:    3.1 t
Emission-cut of CO2 annually:  8.3  t
Emission-cut of SO2 annually:   0.07 t
Emission-cut of NO2 annually:   0.02 t