Power Formula:
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Definition: This calculator converts apparent power (kVA) to real power (kW) for diesel generators using the power factor.
Purpose: It helps determine the actual usable power output of a generator based on its kVA rating and power factor.
The calculator uses the formula:
Where:
Explanation: The kVA rating is multiplied by the power factor to determine the actual usable power in kW that the generator can deliver.
Details: Proper conversion ensures you don't overload your generator and helps in sizing generators correctly for your power needs.
Tips: Enter the generator's kVA rating and power factor (default 0.8 for diesel generators). Power factor must be between 0 and 1.
Q1: What is power factor?
A: Power factor is the ratio of real power (kW) to apparent power (kVA), representing how effectively power is being used.
Q2: Why is power factor important?
A: It determines how much of the generator's capacity is actually usable as real power. Lower power factors mean less usable power.
Q3: What's a typical power factor for diesel generators?
A: Most diesel generators have a power factor of 0.8, but this can vary depending on the load and generator design.
Q4: Can power factor be greater than 1?
A: No, power factor always ranges between 0 and 1 for standard electrical systems.
Q5: How do I improve power factor?
A: Power factor correction capacitors can be used, but consult an electrician as improper correction can cause problems.