Solar Production Formula:
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Solar production calculation estimates the daily energy output of solar panels based on system size, available sunlight, and efficiency factors. This helps in planning solar installations and understanding energy generation potential.
The calculator uses the solar production formula:
Where:
Explanation: This formula calculates the theoretical maximum energy production, accounting for panel capacity, available sunlight, and system losses.
Details: Accurate solar production estimation is crucial for system sizing, return on investment calculations, energy planning, and determining the feasibility of solar installations.
Tips: Enter panel capacity in kW, peak sun hours based on your location, and system efficiency (typically 0.75-0.85 for grid-tied systems). All values must be positive numbers.
Q1: What are typical peak sun hours?
A: Peak sun hours vary by location and season, typically ranging from 3-6 hours in most regions. Check local solar data for accurate values.
Q2: What factors affect system efficiency?
A: Efficiency is affected by temperature, shading, panel orientation, inverter efficiency, wiring losses, and dust accumulation.
Q3: How accurate is this calculation?
A: This provides a theoretical estimate. Actual production may vary due to weather conditions, seasonal changes, and system maintenance.
Q4: Can I use this for off-grid systems?
A: Yes, but for off-grid systems, also consider battery storage efficiency and depth of discharge in your calculations.
Q5: How do I determine my panel kW?
A: Panel kW is the total rated capacity of all solar panels. For example, 20 panels × 300W each = 6 kW system.