Electrode Manufacturing Processes TRIZ Cases

Low-SOC charging followed by 30-80°C aging removes activation gas, improving charge uniformity, available capacity, and battery yield.

Holes in transferred lithium and release layers dissipate pre-lithiation heat, cutting lithium byproducts on battery electrodes.

A low-hardness supporter under the electrode plate disperses cutting load to prevent mixture-layer cracks and foreign substances.

Air suction and jetting along a guide roller stabilize thin electrode tabs during sheet transfer, preventing folding and migration.

Vacuum holding, gripper tensioning, and progressive rolling pressure secure tape on stacked electrode assemblies without separation, wrinkles, or bubbles.

Applying tension and fixing the separator before cutting improves cut-edge uniformity and keeps electrode assembly production efficient.

High-pressure cascade reactors speed uniform silicon deposition in porous particles, improving Li-ion anode cycle stability.

An adjustable turbulence assembly reshapes the die flow channel to match slurry viscosity and keep extrusion velocity uniform across the coating width.

A reactor linked to a continuous grinder recycles cathode precursor seeds to narrow particle size distribution and improve reproducibility.

A sharp-edged vertical inlet and sealed flow path contain active material, reducing scattering and leakage while supporting faster battery input.

A folded separator-wrapped lithium metal electrode structure limits stress-driven deformation while simplifying assembly and lithium handling.

Constant-voltage discharge before initial charge activates lithium-sulfur batteries faster while limiting shuttle-driven degradation and preserving capacity.

Early-cycle capacity increase values predict whether a battery cell will pass long-term verification without 300 charge-discharge cycles.

A single transverse ray scan across blank and coating zones improves electrode plate surface density accuracy while avoiding multi-scanner mismatch.

Synchronized grazing and deflected light imaging detects defects on both battery electrode faces with higher inspection precision in production.

Weakening marks on electrode tabs create preset bends during winding, blocking particle entry into roll-like assemblies and improving battery yield.

Dry-formed PTFE dispersion resin improves fiber formation and tight particle contact, boosting electrode density, conductivity, and capacity.

Datum point sensing and inverted coordinate calibration create roll maps that improve electrode traceability, quality control, and yield.

Synchronized grazing and split-beam lighting helps detect cracks, wrinkles, and misalignment on battery electrode surfaces during production.

Coordinate-linked electrode IDs let battery lines trace each paired electrode through assembly, improving history retrieval and production reliability.

Gas-layer expansion and vision inspection expose lithium thin-film adhesion defects, enabling precise cutting and more reliable battery production.

Elevated-temperature formation with bis(oxalato)borate electrolyte stabilizes SEI in sodium-ion cells, reducing capacity loss and improving cycling.

Novel Li-Ca-Ce-O oxide electrolytes improve ionic conductivity while preserving electrochemical stability and lower-cost solid-state battery design.

Pre-lithiated SiOx and sub-1 nm silicon nanoparticles curb volume-change stress, improving initial efficiency and cycle life in lithium secondary batteries.

A roller-mounted laser assembly stays synchronized with moving electrode sheets to improve marking precision and simplify battery processing.

A common tray and rack structure lets reels and rolls share one battery storage system, improving space use and loading flexibility.

A thicker active-material-coated shoulder on the anode sheet improves stacking alignment, ACOH gap inspection, and capacity stability.

Controlled Co3O4 surface coating on LiCoO2 powder limits electrolyte side reactions while preserving capacity, cycle life, and high-temperature stability.

A single shuttle automates electrode reel unwinding, splicing, and taping to keep notching lines fed while cutting space, cost, and connection errors.

A scanner and end-mirror laser layout cuts wide laminated separators quickly and precisely while reducing optical path space.

Oxalic acid in nickel-rich cathode slurry controls viscosity and limits agglomeration, improving stability and electrode surface quality.

Heat storage buffers drying-facility demand by charging in advance and supplying recirculated air heat with lower peak electrical load.

An azo-initiated cyclic carbonate additive forms a durable SEI polymer film that limits high-temperature negative electrode degradation.

Aligned same-polarity magnet arrays widen the magnetization area while preserving orientation precision and enabling tool-free frame separation.

Detachable upper and lower cutter units with a guide portion preset clearance and parallelism to reduce burrs, defects, and replacement time.

A zigzag blade edge cuts electrodes into shorter detached strands, reducing bridge formation and short-circuit risk during cutting.

Alternating net-zero and net-positive pulse sequences shorten battery formation and improve SEI uniformity for better fast charging and capacity retention.

A porous conductive matrix supports swelling active particles, preserving ion and electron transport in high-capacity battery electrodes.

Solid metal edge sections give a foam current collector a laser-weldable joint to the housing while preserving porosity and pore uniformity.

NG marks localize electrode sheet defects so slitting can remove only bad lanes, improving battery manufacturing yield and productivity.

Region-specific lithium replenishing spaces match active material loading to prevent precipitation, raise energy density, and extend battery life.

Non-metallic spring holders and bushes cut friction against surrounding metals, preventing foreign particles in separator cutting.

A bent conductive connection links sandwich current-collector layers with less thickness, improving current capacity and battery energy density.

Adjustable ink marking keeps electrode sheet defect marks visible after notching, enabling continuous inspection and removal of bad sections.

Curved cutouts at the electrode tab root relieve compression and cycling stress, suppressing cracks while enabling higher active material density.

Individual pouch cells are activated first, then stacked and lead-bonded in parallel to raise battery capacity without changing charging devices.

Partial charging expands the gas pocket so vent holes can release internal gas, avoid electrolyte discharge, and simplify pouch-cell formation.

Controlled low-water cleaning and Na/S ratio tuning improve coated lithium cathode lifetime without sacrificing energy density.

Blending olivine, spinel, and layered positive electrode particles helps rechargeable lithium batteries raise energy density without losing lifetime.