Mecánica de Fluidos Mecánica de Fluidos Máquinas Rotodinámicas
Problema de Fluidos
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Transcript of Problema de Fluidos
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8/17/2019 Problema de Fluidos
1/1
4/6/20
2535.2745 QQh p −+=
0
3
Energy
balance
between
3
and
1,
and
3
and
2:
Water
is
pumped
from
a
lake
into
a
large
pressurized
tank
and
out
through
two
pipes. The pump head is where h is in ft. and q is in
ft3/s. Friction factor in each pipe is 0.02, and minor losses and gravity are
negligible. Determine the flow rates through each of the pipes.
2535.2745 QQh p −+=
0
3
Set
them
equal
to
each
other
to
solve
for
V2 = f(V1)
Water
is
pumped
from
a
lake
into
a
large
pressurized
tank
and
out
through
two
pipes. The pump head is where h is in ft. and q is in
ft3/s. Friction factor in each pipe is 0.02, and minor losses and gravity are
negligible. Determine the flow rates through each of the pipes.
2535.2745 QQh p −+=
0
3
Solve
for
Q 2 = f(Q 1) and write Q as f(Q 1):
Water
is
pumped
from
a
lake
into
a
large
pressurized
tank
and
out
through
two
pipes. The pump head is where h is in ft. and q is in
ft3/s. Friction factor in each pipe is 0.02, and minor losses and gravity are
negligible. Determine the flow rates through each of the pipes.
2535.2745 QQh p −+=
0
3
0459.40131Q
together everything put488.1
09.5
545.2745)1(2
2
1
1
11
2
1
11
2
1
=−−
=
=
−+=+=
Q
QQ
QV
QQ D
l f
g
V h p
Water
is
pumped
from
a
lake
into
a
large
pressurized
tank
and
out
through
two
pipes. The pump head is where h is in ft. and q is in
ft3/s. Friction factor in each pipe is 0.02, and minor losses and gravity are
negligible. Determine the flow rates through each of the pipes.