... variation for each element and
flags those elements which have a high variation as needing a larger value of
a
for shock capturing. Note that this would work even in a Galerkin scheme
since ... the comparison is
to
actual flume
data. The comparisons are made to the water surface heights and timing of the
shock passage.
The final case is a steady-state comparison t...
... Station Cataloging-in-Publication Data
Berger, Rutherford
C.
A finite element scheme for shock capturing
/
by R.C. Berger, Jr.,
;
prepared
for Assistant Secretary of the Army
(R&D). ... of hydraulics as well to
complex aerodynamic
tlow fields containing shocks.
Basic
Equations
The basic equations that are addressed are the
2-D
shallow-water equations
given a...
... variation for each element and
flags those elements which have a high variation as needing a larger value of
a
for shock capturing. Note that this would work even in a Galerkin scheme
since ... the comparison is
to
actual flume
data. The comparisons are made to the water surface heights and timing of the
shock passage.
The final case is a steady-state comparison t...
...
go
to
smaller grid spacing.
Values of
C,
less than
1
appear
to
lag the analytic shock and
Cs
greater than
1
leads the
analytic shock. With the largest
C,
the calculated shock speed ...
1 .5
the time of arrival is 3 .55 sec which is about
0.1
sec late
(3
percent). At station 6 both flume and numerical model arrival
times for
at
of 1.0 were about 4.3
sec
and...
... 0 .5 0 0 .5 1.0
1 .5
2.0 2 .5 3.0 3 .5 4.0 4 .5 5.0 5. 5 6.0 6 .5 7.0
DISTANCE FROM CONTRACTION,
FT
0 .5 0 0 .5 1.0 1 .5 2.0 2 .5 3.0 3 .5 4.0 4 .5 5.0 5. 5 6.0
6 .5
7.0
DISTANCE FROM CONTRACTION, ... reach the smallest time-step. Again if we are
within the shock at a depth where there is an upstream propagating wave
(subcritical), is there a Courant number C t...
... Wavelength
Figure 41. Relative amplitude versus
C
and resolution for
at
=
1 .5 and
a
=
0. 25
Figure 42. Relative speed versus
C
and resolution for
at
=
1 .5
and
a
=
0. 25
Chapter ... also made to a flume case of steady-state supercritical lateral
1SN
754 0-01 -280 -55 00
Standard
Form
298
(Rev.
2-89)
Prescr~bed
by
ANSI
Std
239-18
298-102
Simpo P...
... completed its planned new
capital, Abuja. Both Brazil and Malaysia have found that
the building of new capitals (Brasilia and Putrajaya) can
sharply increase the national burden of debt. Even ... that baboons have the ability to think in
an abstract way. The animals were taught to use a
computer, and then had to select patterns that were
similar, which they did at a rate better than...
... of
national managerial values and organizational practices: A case for the
uniqueness of the Japanese. Advances in International Comparative
Management, 10,1 85- 199.
Kerwin, K., Burrows, P., & ... page. Actually reading a private e-mail may be a breach of the ECPA.
However, it would be difficult to argue that actually viewing a Web page
Web Usage in the Workplace in Nigeria, Ma...