
Solar Pump: Solar Pumping
Size the solar array & pump
About
What's New in Solar Pump
1.3.0
September 1, 2026
Your region's climate now feeds the calculation. • Crop water use from your region: the ETc used to come from a table that was the same worldwide; now it is computed from your area's real evapotranspiration (NASA POWER, FAO-56 method). Irrigation results may differ from earlier versions — they are closer to your site. • Pick the design month: if you only irrigate in one season, size for that month instead of the lowest-sun one. Where winters are harsh this avoids arrays far larger than needed. • The PDF report now states which month the system was sized for and which evapotranspiration was used. • The PDF is saved with a recognizable name, ready to send to your client.
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