Electrode Manufacturing Processes TRIZ Cases

Vacuum hot pressing densifies SOFC electrode substrates, resolving the trade-off between gas permeability and mechanical strength for durable cell stacks.

Co-fired electrode-separator structures remove binders and carbon additives, resolving low volumetric utilization in lithium batteries.

Organic acid treatment reduces surface basicity of nickel-based cathode materials, suppressing slurry gelation and improving battery discharge performance.

Sulfur-limonene polysulfide creates a stable polymeric structure that prevents polysulfide dissolution, maintaining high specific capacity over 800 mAh g−1.

Galvanic growth through a porous film template produces uniform nanowires, resolving clean room dependency and equipment complexity.

Nanometric LixFePO4 powder exhibits a sloping voltage curve that enables direct state of charge monitoring in lithium batteries.

Lithium composite oxide particles dissolve tungsten, molybdenum, or tantalum to increase bulk density and ion conductivity.

Sidewall protrusions space adjacent firing containers to guide alignment, preventing misalignment and gas flow issues during battery electrode firing.

A two-stage kneading process prevents active material damage during continuous processing by adjusting the gap between conical surfaces.

Polymer coatings on metal oxide cores reduce dissolution rates, maintaining capacity over charge-discharge cycles.

Nickel oxide coated on an inert core minimizes volume change during cycling, improving stability and rate capability.

A bipolar battery manufacturing method positions electrolyte on separator surfaces before layering sub-assemblies to ensure complete ion permeation.

A secondary battery electrode plate uses binders with different glass transition points to improve bond strength between the active material layer and current collector.

Metal gate layers alloy with lithium ions to form reaction paths, preventing direct contact between the lithium metal and electrolyte to resolve safety issues.

Asymmetric electrode boundary positioning prevents insulating member overlap in stacked secondary battery assemblies.

Segmented cathode pellets with an extending anode prevent deformation and ensure reliable energy distribution in implantable pacemakers.

Niobium oxide particles physically fix granular active material, preventing powdering and detachment during volume expansion.

Mechanical milling of silicon suboxide with graphitic carbon creates a composite that reduces volume expansion and improves cycling stability.

Aluminum-doped lithium manganate particles with controlled crystal structure reduce lattice expansion to improve charge/discharge cycle stability.

Segmenting the cutting mechanism into independent rotary and fixed blades resolves the trade-off between manufacturing precision and device complexity.

A fluoride ion conductor coating on a negative electrode active material enables selective ion transport while blocking electron transfer.

Coating the positive electrode with sacrificial lithium salt provides ions for negative electrode passivation, eliminating irreversible capacity loss.

A detection device irradiates light through a bagged electrode to capture brightness differences across separator layers for breakage identification.

A dryer blowing box uses positioning portions to determine the vertical distance between the air outlet and the conveying roller.

Optimized solid electrolyte interphase thickness combined with boron nitride nanosheets reduces self-discharge at high temperatures.

Electrophoretic deposition forms dense all-solid multilayer batteries, eliminating internal short-circuits and thermal runaway risks.

Selective diffusivity regions regulate electrolyte ions entering a battery electrode; this limits silicon-anode swelling stress and cracking during charging.

A layered silicate mineral film coats negative electrode active material particles to mitigate electrolyte release during high-rate charge-discharge cycles.

Metal fluoride coating on lithium-rich layered oxide cathodes stabilizes the crystal structure during electrochemical cycling.

A humic acid-derived graphitic film chemically bonds to metal foil current collectors to boost electrical and thermal conductivity.

Modifying alkoxy group positions balances cell voltage and discharge capacity while simplifying synthesis.

Sulfonated metal oxide nanoparticles induce electrostatic repulsion of lithium polysulfides to suppress dendrite formation and improve cycle life.

A winding apparatus uses independent electric cams to drive a core and two cranks, maintaining constant material speed at the inlet.

Coating a silicon alloy core with a metal oxide shell controls volumetric expansion and prevents electrolyte side reactions to extend battery lifespan.

Electrodeposited nickel-molybdenum coatings lower HER overpotential and manufacturing costs compared to platinized titanium cathodes.