Consumption Formula:
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The Battery Power Consumption Calculator estimates how much energy an air conditioner will consume based on its BTU rating, SEER efficiency, and hours of operation. This helps in sizing battery systems for AC units.
The calculator uses the consumption formula:
Where:
Explanation: The equation converts BTU rating to watts using SEER efficiency, then calculates total energy consumption over time.
Details: Accurate consumption estimation is crucial for sizing battery backup systems, calculating operating costs, and energy planning.
Tips: Enter AC rating in BTU, SEER value (typically 13-25 for modern units), and hours of operation. All values must be positive numbers.
Q1: What is SEER?
A: SEER (Seasonal Energy Efficiency Ratio) measures an AC's cooling output divided by energy consumption. Higher SEER means better efficiency.
Q2: How do I find my AC's BTU rating?
A: Check the manufacturer's specifications or nameplate on the unit. Common sizes are 5,000 BTU (window units) to 60,000 BTU (whole-house systems).
Q3: Why divide by 1000 in the formula?
A: This converts watt-hours to kilowatt-hours (kWh), the standard unit for energy consumption.
Q4: Does this account for startup surges?
A: No, this calculates steady-state consumption. For battery sizing, you may need to account for 2-3x higher startup current.
Q5: Can I use this for heat pumps?
A: Yes, if using cooling capacity. For heating, you'd need HSPF (Heating Seasonal Performance Factor) instead of SEER.