Abstract— Voltage instability is a major problem that is
attracting worldwide interest because of its consequence of
voltage collapses. These days’ Kerala power system operate
closer to their stability limits because of the economic
considerations, making large amount of power transfer from long
distance and an inadequate supply of reactive power which
contribute to system voltage instability that eventually leads to
voltage collapse. So the stability margin has to be estimated and
to know the loadability of the power system is essential in the real
time system for voltage stability assessment. This paper
investigates the enhancement of voltage stability using Static
Compensator (STATCOM) in a wind integrated Central
Travancore wind integrated power system. Wind energy is
gaining attention among a variety of renewable energy resources
mainly because it is a clean source of energy, renewable and also
its running cost and maintenance cost is very less compared to
other energy sources. Wind generation requires some device to
smoothen the output from a wind turbine and a STATCOM
connected to the bus performs this operation along with the
property of voltage stability enhancement. The studies made in
this paper are done with power system analysis toolbox (PSAT), a
powerful toolbox in MATLAB for power system analysi