The Kilowatt-hour (kWh)
Key concepts:
- 1 kWh = 3.6 MJ
- Energy billing unit
- Power integrated over time
- Industrial standard
- Grid energy measure
Convert Energy from Joules to Kilowatt-hours with Precision
ChemistryCalculatorHub.info
Convert energy values from Joules (J) to Kilowatt-hours (kWh) with high precision.
Calculate energy consumption from power rating and time.
Key concepts:
Important differences:
Storage methods:
Usage scenarios:
1 kWh = 3,600,000 J
1 J = 2.778 × 10⁻⁷ kWh
P = VI (DC)
P = VI cos φ (AC)
E = P × t
E = ½CV² (capacitors)