Customers are calling for higher power
reliability and performance from the power sector to
shift for disrupted generations as a result of the
development in new technologies like as fuel cells, wind
generators, photovoltaic and other breakthroughs in
power electronics. Due to environmental concerns,
distributed generation (DG) is the primary source and
aim in the electricity business. However, islanding is the
idea gained after a part of a power system electrically
isolates itself from the rest of the network while being
powered by distributed generators. The capacity of a DG
to identify the islanding is a key idea that emerges at this
point. The present industry is working on the issue of
isolating the distribution generator from the entire
system on the fault occurrence because the failing of
which might harm the DG and the loads. So every
distributed generator must have been equipped with
such an islanding sensing element, generally known as
an anti-islanding devices, like a ROCOF relay or a
vector surge relay, in order to do this.
Keywords :
islanding detection, islanding, issues with islanding, methods of detection, proposed technique, conclusion, scope for future.