Power Factor Correction
From Electrical Installation Guide
Power factor and Reactive power
- Definition of Power Factor
- Definition of reactive power
- The nature of reactive power
- Reactive power of capacitors
- Equipment and appliances requiring reactive energy
- Practical values of power factor
Why improve the power factor?
How to improve the power factor?
- Theoretical principles to improve power factor
- Equipment to improve power factor
- The choice between a fixed or automatically-regulated bank of capacitors
Where to install power factor correction capacitors?
How to determine the optimum level of compensation?
Compensation at the terminals of a transformer
- Compensation to increase the available active power output
- Compensation of reactive energy absorbed by the transformer
Power factor correction of induction motors
Example of an installation before and after power-factor correction
The effects of harmonics
- Problems arising from power-system harmonics
- Risk of resonance due to power-system harmonics
- Possible solutions for power-system harmonics
Implementation of capacitor banks
ru:Координация защит в цепи управления двигателем zh:无功电能和功率因数
