Extensive deposit loading on the secondary side of
the Steam Generator leads to critical issues
up to
72hours
of extended outage duration
to perform plugging to address
tube support plate denting
to perform plugging to address
tube support plate denting
up to
10%
loss of steam pressure resulting in
degraded SG thermal performance
degraded SG thermal performance
up to
48hours
of increased eddy current
inspection due to tube
degradation such as ODSCC
inspection due to tube
degradation such as ODSCC
up to
$4M
in emergent costs to perform
unplanned chemical cleaning &
increased outage schedule
unplanned chemical cleaning &
increased outage schedule
