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> FIG. 6. Circulation and momentum balances for Beaufort Inlet at maximum ebb
Midebb
FIG. 7. Circulation and momentum balances for idealized inlet at midebb:
Hench_and_Luettich_JPO_03
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921
A
PRIL
2003
HENCH AND LUETTICH
F
IG
. 6.
Circulation
and
momentum
balances
for
Beaufort
Inlet
at
maximum
ebb:
(a)
velocity
flux
(depth-averaged
velocity
multiplied
by
total
water
column)
vectors
interpolated
onto
uniform
425-m
grid
for
clarity,
(b)
free-surface
elevation
with
1-
cm contour
intervals,
(c)
bathymetry
with
4-m
contour
intervals,
and
(d)(k)
shaded
contours of
individual
momentum
flux
terms
(see
text
for
description).
positive
advective
acceleration
along
the
sides
of
the
main
fairly
constant
in
time.
The
cross-inlet
pressure
ebb
jet
(light
areas
along
the
sides
of
the
dark
ebb
jet
gradient
and
centrifugal
acceleration
have
weakened,
in Fig.
7e)
shows
the
transfer
of momentum
from
the
but
they
remain
the
primary
lateral
balance
(Figs.
7i,j)
jet
to
the
slower
moving
fluid
in
the
lee
of
the
headlands.
and
are
modified
slightly
by
Coriolis
(Fig. 7k).
The
cross-stream
balance
shows
little
contribution
from
At Beaufort
Inlet,
the
midebb
elevation
difference
the
rotary
acceleration
term (Fig.
7h),
indicating
that
between
the
sound
and
ocean
is
also
about
2 cm (Fig.
although
flow
speeds
are
decreasing,
flow
directions
re-
8b),
and
flow
in
the
main
channel
is strongly
deceler-
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