Challenges

Solutions

Variations in Short Circuit Levels

Higher Rating Inverter

False Tripping

Communication

Blinding of Protection

Symmetrical and Differential Current Components/Adaptive Protection

Unsynchronized Reclosing

Energy Storage Devices

Selection of a Protection Device

Adaptive Protection

Single-Phase Connection

Rate of Voltage/Frequency Change

Change in Fault Impedance

Balanced Combination of Various DG

Recloser-Fuse Coordination

Smart/Adaptive Protection

Reverse Power Flow

Fault Current Limiter

Loss of Mains

Centralized Protection

Device Discrimination

Fault Current Limiter

Grounding

Disconnecting DG Sources/Adaptive Protection