Page 150 - Decision Making Applications in Modern Power Systems

quality devices. improvement Cost- Distributed Disadvantages Advantages effectiveness nature PQI 4 Yes design Parameter highly and cheap, Simple, each for reliable application 6 Yes expensive Rather harmonic various in Operating frequencies 7 No and capacity High to comparison in cost Reduced expen

power and VR filters selective

of compensate flicker, harmonics, passive regulation, active and VR a ,
generations Q and unbalances, and active harmonic and passive stability,

all harmonics voltage of regulation unbalances compensation of elimination
of Capabilities PF, harmonics Compensate unbalances Advantages compensation advantages improve
comparison Current Improve together Voltage Voltage harmonic All filters, harmonic

full Year The mid 1940s The mid 1970s The mid 1980s The mid 1980s The mid 1980s The mid 1990s The mid 2010s
A
4.3
TABLE PQI device Passive filters Shunt active filters Series active filters Hybrid filters D- STATCOM DVR Smart impedance