Root
crops
grow
in
the
soil
deeply
and
bond
with
closely,
which
results
that
process
of
separation
between
root
becomes
most
difficult
during
harvesting
processes.
In
order
to
harvest
efficiently,
mechanical
has
become
main
developing
trend.
However,
high
power
damage
rate
are
still
occurred
when
harvester
gets
touch
roots.
this
paper,
we
review
research
development
evaluation
its
performance
optimization
on
past
years.
The
mainly
consists
initial
ground
further
adhered
soil.
general,
soil-cutting
operation
sieving
mechanism
require
draught
power.
And
dramatic
friction,
impact,
pressure
so
on,
happen
components
soil-roots,
key
reasons
lead
damage.
methods
parameters,
including
digging
shovel
shape,
working
conditions,
vibration,
screening
way,
is
more
significant
improving
performance.
But
there
some
limitations
application
for
crops.
Future
suggested
focus
break-up
cutting
soil,
insight
into
interaction
roots
by
different
external
compression
loads,
long-term
studies
verify
high-efficiency
low-damage
performances
practical
application.
Agriculture,
Journal Year:
2022,
Volume and Issue:
12(12), P. 2015 - 2015
Published: Nov. 25, 2022
Liquorice
harvesting
is
the
key
process
in
development
of
liquorice
industry.
For
with
about
400
mm
growth
depth,
a
lightweight
harvester
novel
oscillating
shovel-rod
components
was
developed.
Draft
force,
total
torque,
specific
energy
consumption,
separation
proportion,
and
soil
structure
maintenance
were
used
to
evaluate
performance
under
varied
working
conditions,
throw
intensity
torque
analyzed.
A
DEM
model
developed
simulate
excavation
soil.
Three
sets
single-factor
simulation
tests
one
set
field
conducted.
The
results
indicated
that:
Each
1
increase
amplitude
decreased
draft
force
by
463.35
N
increased
consumption
35.03
Nm
4.3
kJ/m3,
respectively.
Hz
vibration
frequency
3.12
while
375.75
28.44
Nm,
0.1
m/s
forwarding
speed
1302.72
N,
13.26
3.82
main
areas
front
areas,
where
proportion
greater
than
60%,
completely
separated
at
end
areas.
soils
after
had
relatively
minimal
disturbance
all
layers,
0.61,
well
maintained.
plants
from
passing
smoothly
through
components,
during
which
different
layers
fell
sequence.
This
study
revealed
interactive
relationship
between
soil,
specifically
potential
maintain
harvesting.
new
finding
will
assist
developing
harvest
techniques
for
rhizome
crops
deep
depth.
Biomimetics,
Journal Year:
2023,
Volume and Issue:
8(2), P. 201 - 201
Published: May 13, 2023
High
wear
rates
during
the
tillage
process
often
result
in
significant
financial
losses
and
wasted
farming
seasons.
In
this
paper,
a
bionic
design
was
used
to
reduce
wear.
Inspired
by
wear-resistant
animals
with
ribbed
structures,
sweep
(BRS)
designed
combining
unit
conventional
(CS).
BRSs
different
parameters
(width
φ,
height
h,
angle
θ,
interval
λ)
were
simulated
optimized
using
DEM
RSM
methods
at
working
depth
of
60
mm
evaluate
magnitude
trends
three
responses:
resistance
(TR),
number
contacts
between
soil
particles
(CNSP),
Archard
value
(AW).
The
results
showed
that
protective
layer
could
be
created
on
surface
structure
abrasive
Analysis
variance
proved
factors
λ
had
effects
AW,
CNSP,
TR,
while
factor
h
insignificant.
An
optimal
solution
obtained
desirability
method,
including
8.88
1.05
3.01
λ,
34.46°
θ.
Wear
tests
simulations
loss
effectively
reduced
speeds
BRS.
It
found
feasible
create
partial
optimizing
unit.
Agriculture,
Journal Year:
2023,
Volume and Issue:
13(6), P. 1154 - 1154
Published: May 30, 2023
In
this
study
we
explored
the
methods
and
effects
of
spectral
resistance
reduction
for
soil-engaging
surface
self-excited
resonant
bulldozing
plates
with
a
plane
base
on
basis
resonance
effects.
acquisition
low-order
vibration
frequency
f0
bin
soil,
centering
around
point
f0,
eight
spatial
geometric
wave
points
ni
surfaces
three
amplitudes
were
selected;
by
superimposing
plane-based
plates,
24
structures
model
samples
combinatorically
designed.
Resistance
characteristics
each
sample
tested
using
an
indoor
soil
test.
Near
vibrating
spectrum
obtain
preferable
inhibitory
effect
working
resistance.
At
4
mm
amplitude
point,
achieved
best
effect,
maximum
relative
rate
22.67%,
desorption
relevant
was
also
good.
On
other
hand,
away
from
whether
increased
or
decreased,
corresponding
relatively.
This
is
in
good
agreement
law
that
theoretical
curve
higher
both
sides
lower.
paper
provides
reference
parameter
design
related
product
development
various
forced
cutting
tools.
Root
crops
grow
in
the
soil
deeply
and
bond
with
closely,
which
results
that
process
of
separation
between
root
becomes
most
difficult
during
harvesting
processes.
In
order
to
harvest
efficiently,
mechanical
has
become
main
developing
trend.
However,
high
power
damage
rate
are
still
occurred
when
harvester
gets
touch
roots.
this
paper,
we
review
research
development
evaluation
its
performance
optimization
on
past
years.
The
mainly
consists
initial
ground
further
adhered
soil.
general,
soil-cutting
operation
sieving
mechanism
require
draught
power.
And
dramatic
friction,
impact,
pressure
so
on,
happen
components
soil-roots,
key
reasons
lead
damage.
methods
parameters,
including
digging
shovel
shape,
working
conditions,
vibration,
screening
way,
is
more
significant
improving
performance.
But
there
some
limitations
application
for
crops.
Future
suggested
focus
break-up
cutting
soil,
insight
into
interaction
roots
by
different
external
compression
loads,
long-term
studies
verify
high-efficiency
low-damage
performances
practical
application.
