Wind Turbine and Solar Panel Enthusiast Philippines
Please fill the green color for computation
Option 1: Load Calculation Worksheet
Appliances Rating in Watts Usage per day in Hour
Cellphone charger 4 0
Electric fan 75 0
Computer + monitor 125 0
Laptop 25 0
Satellite receiver 25 0
TV (flatscreen) 65 0
TV (25") 300 0
Fridge 7cuft (compressor) 300 0
Fridge 7cuft 80 0
Other 1400 0
Other 1 0
Other 0 0
Other 0 0
Other 0 0
Other 1 0
Other 0 0
Other 0 0
Other 0 0
Other 0 0
Other 0 0
Other 0 0
Other 0 0
Other 0 0
Power needed in Wh
Loss (cable/inverter/bat)
Total Power needed in Wh (including loss)
How many hour of sunlight per day at your location
Solar Panel required in watts (using MPPT )
Battery Calculatio n Worksheet
Battery Bank Voltage (System DC Voltage)
Battery Depth of Discharge (please refer to table 1 )
Number of days you require your system to work without charging (Reserve)
Total Battery required in Ah
Table 1
Reference value to enter on
State of Charge Depth of Discharge Battery DOD computation
100% 0% N/A
75% 25% 2.5
50% 50% 2
25% 75% 1.5
0% 100% 1
Option 2: Solar Panel and Battery Computation
Power of Solar Panel in watts
Number of Solar Panels
How many hour of sunlight per day at your location
Total Power you could produce per day in Wh
Battery Bank Voltage (System DC Voltage)
Battery Depth of Discharge (please refer to table 1 )
Number of days you require your system to work without charging (Reserve)
Total Battery required in Ah
hilippines
tion
Load in Wh
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0%
0
8
0
12
2
1
0
AGM Floaded Lead Acid Gel
12.80 Vdc+ 12.70 Vdc+ 12.85 Vdc+
12.60 Vdc 12.40 Vdc 12.65 Vdc
12.30 Vdc 12.20 Vdc 12.35 Vdc
12.00 Vdc 12.00 Vdc 12.00 Vdc
11.80 Vdc 11.80 Vdc 11.80 Vdc
tion
1
8
8
64
12
2.5
1
13
