Suppressing submerged vortices in a closed pump sump: A novel approach using joint anti-vortex devices
Applied Ocean Research,
Год журнала:
2024,
Номер
153, С. 104226 - 104226
Опубликована: Сен. 17, 2024
Язык: Английский
Optimal scheduling method for pressurized pumping stations with structural improvement
Journal of Water Process Engineering,
Год журнала:
2025,
Номер
73, С. 107679 - 107679
Опубликована: Апрель 15, 2025
Язык: Английский
Real-Time Optimal Scheduling of a Water Diversion System Using an Improved Wolf-Pack Algorithm and Scheme Library
Water,
Год журнала:
2024,
Номер
16(17), С. 2420 - 2420
Опубликована: Авг. 27, 2024
A
water
diversion
system
(WDS)
with
cascade
pumping
stations
(CPSs)
plays
an
important
role
in
the
application
of
resources.
However,
high
energy
consumption
is
reported
due
to
unreasonable
scheduling
schemes
and
long
decision
times.
Herein,
this
paper
presents
a
new
method
achieve
optimal
effectively,
including
head
allocation
CPSs,
number
running
pumps,
pump
blade
angles.
double-layer
mathematical
model
for
WDS
was
established
goal
achieving
minimal
consumption,
considering
constraints
flow
rate,
level,
characteristics
units.
The
inner-layer
used
obtain
single-stage
stations,
as
well
levels
rates
channels,
while
outer-layer
optimize
inter-stage
allocation.
An
improved
wolf-pack
algorithm
(IWPA)
proposed
solve
model,
using
Halton
sequence
uniform
initial
population
distribution
introducing
simulated
annealing
(SA)
improve
global
searchability.
Moreover,
idea
pre-established
scheme
library
suggested
models
solutions
real
time
less
calculation
workload.
Taking
actual
project
case,
contrast
schemes,
could
result
savings
14.37–20.39%,
CO2
emission
reduction
13–32
tons
per
day,
0.14–18.34%.
complexity
decreased
square
order,
CPU
about
1%
that
traditional
method.
This
study
provides
efficient
high-value
utilization
resources
WDS.
Язык: Английский
Coordination of energy loss and fish friendliness for a low-head tubular-pump blade based on a multi-objective optimization model
Renewable Energy,
Год журнала:
2024,
Номер
237, С. 121651 - 121651
Опубликована: Окт. 19, 2024
Язык: Английский
Energy saving and safe operation of Tidal Pumping Stations
E3S Web of Conferences,
Год журнала:
2024,
Номер
573, С. 02009 - 02009
Опубликована: Янв. 1, 2024
Tidal
pumping
station
pumps
would
consume
lots
of
energy
for
massive
water.
This
paper
provides
an
effective
method
to
optimize
operating
schedules
the
tidal
stations.
A
multi-objective
model
was
proposed
minimize
total
switching
times
and
power.
In
model,
sub-periods
are
divided
according
heads.
classical
station,
which
mainly
serves
China's
South
North
Water
Transfer
Project,
is
performed
as
a
case.
As
consumption
per
unit
pumped
decreases,
increases,
operational
reliability
T-PS
decreases.
The
optimal
operation
scheme
reduces
by
about
58.824%
saves
3.803%,
respectively.
Therefore,
not
only
has
excellent
safety
but
also
effectively
consumption.
Thus,
this
could
provide
optimized
tidal-pumping
Язык: Английский