OBSERVATÓRIO DE LA ECONOMÍA LATINOAMERICANA,
Год журнала:
2023,
Номер
21(9), С. 11067 - 11086
Опубликована: Сен. 6, 2023
The
negative
effect
of
the
traffic
machinery
and
agricultural
implements
associated
with
little
soil
disturbance
promotes
an
increase
in
density
resistance
to
penetration.
An
alternative
minimize
degree
compaction
is
its
mobilization
seeding
row
utilizing
depth
action
shank.
plowing
on
performance
energy
requirement
a
tractor-seeder-fertilizer
combination
was
analyzed
using
completely
randomized
design.
Oxisol
clayey
texture,
submitted
soybean
corn
cultivation
no-till
crop
succession
system.
Using
shank
at
greater
cutting
causes
tractive
effort,
power
demand,
fuel
consumption
slip,
reduces
efficiency.
Agriculture,
Год журнала:
2023,
Номер
13(3), С. 541 - 541
Опубликована: Фев. 23, 2023
In
agricultural
machinery
design
and
optimization,
the
discrete
element
method
(DEM)
has
played
a
major
role
due
to
its
ability
speed
up
manufacturing
process
by
reducing
multiple
prototyping,
testing,
evaluation
under
experimental
conditions.
field
of
soil
dynamics,
DEM
been
mainly
applied
in
optimization
soil-engaging
tools,
especially
tillage
tools
furrow
openers.
This
numerical
is
able
capture
dynamic
bulk
behaviour
soils
soil–tool
interactions.
review
focused
on
various
aspects
application
simulation
opening
for
tool
optimization.
Different
contact
models,
particle
sizes
shapes,
calibration
techniques
determining
input
parameters
research
have
reviewed.
Discrete
predictions
profiles,
disturbed
surface
failure,
loosening,
disturbance
parameters,
reaction
forces,
types
modelled
with
also
highlighted.
pool
information
consolidates
existing
working
approaches
used
prior
studies
helps
identify
knowledge
gaps
which,
if
addressed,
will
advance
current
dynamics
modelling
capability.
Agronomy,
Год журнала:
2022,
Номер
12(4), С. 847 - 847
Опубликована: Март 30, 2022
Conventional
soil-tool
interaction
has
been
upgraded
to
straw-soil-tool
due
plenty
of
straw
remains
in
the
field
after
harvesting.
Understanding
relationship
and
quantifying
movement
distribution
characteristics
at
various
tillage
operation
parameters
is
critical
for
management
design
tools.
Here,
order
investigate
interactive
effects
key
on
displacement
burial
straw,
a
specific
test
rig
was
developed
perform
test.
According
singe-factor
multifactor
experiment,
we
investigated
effect
length,
depth
rotary
speed
movement,
established
mathematical
model
between
movement.
The
results
showed
that
significant
influence
as
follows:
depth,
speed.
As
determined
by
response
surface
analysis,
optimal
combination
incorporation
length
5
cm,
13
320
rpm,
corresponding
rate
were
95.5%
27.6
respectively.
relative
errors
optimization
are
less
than
5%.
These
indicated
can
be
used
predict
evaluate
Therefore,
it
feasible
enhance
performance
reasonable
setting
parameters,
which
may
provide
comprehensive
strategy
improve
working
quality
