Topology, Control, and Applications of MMC with Embedded Energy Storage: A Brief Review
Electronics,
Год журнала:
2025,
Номер
14(5), С. 949 - 949
Опубликована: Фев. 27, 2025
In
recent
years,
with
the
continuous
growth
of
energy
demand
and
large-scale
deployment
renewable
sources,
power
system’s
need
for
high-capacity
transmission
storage
systems
has
increased
significantly.
this
context,
integration
modular
multilevel
converters
(MMCs)
(ES)
led
to
development
MMC
embedded
(ES-MMC),
which
combines
advantages
both
ES
system.
Over
past
few
research
on
ES-MMC-related
technological
issues
emerged
rapidly.
On
foundation,
paper
provides
an
overview
ES-MMC
in
terms
electrical
topology,
steady-state
control
strategies,
common
applications,
challenges
it
faces.
First,
various
interfaces
are
analyzed,
a
comparison
techno-economic
feasibility
different
submodules
is
conducted.
Then,
main
strategies
distributed
examined
from
several
perspectives.
Finally,
discusses
over
traditional
solutions
application
scenarios
explores
possible
future
directions.
The
final
analysis
establishes
ES-MMC’s
its
potential
prospects.
Язык: Английский
Impact of Spatial Interactions in Polycarbonate-Based Electrolytes on Ion Transport Dynamics and Battery Performance
The Journal of Physical Chemistry Letters,
Год журнала:
2025,
Номер
unknown, С. 2856 - 2866
Опубликована: Март 10, 2025
Polymer
electrolytes
(PEs)
show
great
promise
in
next-generation
solid-state
batteries.
The
interactions
between
functional
monomers
and
lithium
salts
PEs
remain
ambiguous,
constraining
the
material
design
strategy
aimed
at
optimizing
electrochemical
performance.
Here,
we
report
on
local
spatial
among
components
polycarbonate-based
electrolytes,
as
determined
through
nuclear
magnetic
resonance
(NMR)
techniques.
We
used
molecular
dynamics
simulations
to
rationalize
distribution
of
ions
its
effect
coordination
anions
cations.
cations
were
further
revealed
from
an
ion
perspective
using
variable
temperature
NMR
techniques,
shedding
light
how
mobility
is
affected
by
different
interactions.
Finally,
clearly
delineate
battery
performances
are
Our
findings
provide
direct
experimental
evidence,
revealing
affect
diffusion
level.
Overall,
this
work
provides
valuable
guidance
for
mechanistic
understanding
PEs.
Язык: Английский
Impact of interfering ions on λ-MnO2 for lithium recovery from brine
Separation and Purification Technology,
Год журнала:
2025,
Номер
unknown, С. 132657 - 132657
Опубликована: Март 1, 2025
Язык: Английский
Lithium Salt Screening for PEO-Based Solid Electrolytes of All Solid-State Li Ion Batteries Using Density Functional Theory
Crystals,
Год журнала:
2025,
Номер
15(4), С. 333 - 333
Опубликована: Март 31, 2025
As
key
components
in
solid-state
electrolytes,
lithium
salts
influence
the
electrochemical
window,
ionic
conductivity,
and
ultimately
full
battery’s
performance.
To
reduce
selection
time
costs
while
providing
electric
molecular
level
insights
into
interactions
of
elements
solid
polymer
this
paper
proposes
a
rapid
screening
method
based
on
Density
Functional
Theory
(DFT).
The
structure
stability,
conductivity
eight
common
inorganic
organic
were
systematically
investigated
by
analyzing
five
parameters:
formation
energy,
band
gap,
Li+–anion
dissociation
anion–PEO
binding
anion
diffusion
barriers
along
PEO
chains.
Through
comprehensive
analysis
these
parameters
obtained
from
DFT,
LiTFSI
has
been
identified
as
most
suitable
salt.
electrolytes
fabricated
exhibited
better
This
approach,
characterized
its
rapidness,
efficiency,
low
cost,
provides
viable
for
developing
batteries.
Язык: Английский
Erecting Stable Lithium Metal Batteries: Comprehensive Review and Future Prospects
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 3, 2025
Abstract
As
the
global
energy
structure
transforms
and
renewable
rapidly
develops,
rechargeable
batteries
are
increasingly
focus
on
high
density,
rapid
charge/discharge
rates,
enhanced
safety
performance,
particularly
in
extreme
environments.
Lithium
metal
(LMBs)
have
emerged
as
a
significant
research
area
recent
years
owing
to
capacity
low
electrochemical
potential
of
lithium
(Li).
However,
challenges,
uncontrolled
Li
dendrite
growth,
unstable
solid
electrolyte
interface
separator
puncture/interface
incompatibility,
greatly
impact
battery
life
lead
failure,
thus
impeding
commercialization.
This
review
presents
thorough
analysis
key
challenges
facing
stable
LMBs
from
multiple
perspectives,
alongside
regulatory
strategies.
The
methods
include
anode,
interface,
solid/liquid
electrolytes,
separators,
pressure
artificial
intelligence.
An
in‐depth
discussion
operational
mechanism,
advantages/drawbacks
is
provided.
Additionally,
it
offers
succinct
overview
anticipated
future
trends
challenges.
A
comprehensive
numerous
documents
studies
has
been
conducted
summarize
number
published
papers
unique
characteristics
corresponding
provides
valuable
recommendations
for
practical
application
other
high‐energy‐density
(Sodium,
Potassium,
Magnesium,
Zinc),
thereby
contributing
effectively
implementation
national
strategic
planning
new
sector.
Язык: Английский