Process Efficiency Improvement TRIZ Cases

Fractional crystallization reduces iron and silicon impurities below 0.1% in aeronautical aluminium alloys while preserving zinc, copper, and magnesium.

Decomposing iron-sulfate salts recovers sulfuric acid for leach solution reuse, lowering energy consumption in high-iron ore processing.

A magnetic separator employs a rotating magnet roll and shield wall to prevent particle adhesion during thick layer processing.

Dynamic phase movement prevents noble metal settling on less noble particles, maintaining reaction kinetics while eliminating unreacted cores.

Selective magnesium removal via acidic wash and solvent extraction prevents reactant waste during nickel and cobalt recovery.

Alkali treatment converts arsenic into soluble form, reducing circulation load in rhenium purification.

Sonic generators create ultrasonic cavitation in molten metals to eliminate porosity and harmful chemical usage.

Multi-pass hot-rolling with intermediate cooling produces equiaxed ferrite grains under 2 μm, eliminating laminar texture and improving steel formability.

Blanking agents inhibit preg-robbing carbon adsorption, reducing gold loss and improving recovery efficiency.

Water leaching extracts cadmium from CdTe modules, preventing groundwater contamination and enabling material recycling.

Electromagnetic stirring of liquid silicon in a crucible-lined mould enables unidirectional solidification.

A niobium micro-alloyed multi-component alloy achieves 800 HV hardness through precise compositional control.

A sulfuric acid supply pump uses multiple diaphragms connected to parallel addition pipes to distribute flow across the system.

A cooling trommel with internal chambers rapidly chills aluminium dross below 400°C, preventing aluminothermic reactions while separating metal from slag.

Selective sulfidation converts metal oxides to sulfides, reducing environmental impact from solvent extraction.

Segmented precipitation removes aluminum via phosphate addition and pH control, preventing lithium co-precipitation losses during slag processing.

Polymerized nitric oxide reduces manganese dioxide to solubilize trapped metals, eliminating waste from traditional sulfide leaching.

Segmented solution delivery prevents iodine volatilization and tube deterioration during copper sulfide ore leaching.

Calcining electrolytic chlorine by-products recovers magnesium oxide while eliminating external chemical consumption.

Complex arsenate crystallization separates metallic arsenic from nonferrous waste impurities, achieving 99.5% purity without repeated purification steps.

Vacuum smelting with composition detection regulates zinc, copper, and magnesium content in recycled aeronautical scrap to achieve precise alloy targets.

Rapid finish annealing at 100°C/sec raises magnetic flux density in non-oriented electrical steel sheets, bypassing costly high-temperature hot band processing.

Bio-based extraction removes gangue to improve ore grade and reduce smelting energy consumption.

Hydrometallurgical leaching recovers zinc from sulphide ore without smelting, avoiding sulfur dioxide emissions.

Micro-alloyed bainitic fire-resistant steel achieves high yield strength through controlled precipitation hardening.

A Q960E ultrahigh-strength steel thick plate achieves yield strength exceeding 960 MPa through controlled alloying and thermal processing.

Thin slab casting and direct rolling achieve 1900 MPa tensile strength while resolving formability contradictions in automotive stamping.

Carbon pre-treatment overcomes low recovery in refractory oxide ores by enabling effective thiosulfate extraction without cyanide.

Segmented extraction isolates americium using a neutral organic agent and selective back-extraction solution.

Chlorination enrichment recovers precious metals from printed circuit board incineration ash while eliminating secondary pollution from tail liquid discharge.

A thick steel plate uses controlled cooling to achieve high yield strength and elongation rates while resolving low-temperature toughness trade-offs.

A high-melting flux floats to block the steel-slag interface during RH vacuum degassing.

Multistage deep reduction creates high-purity titanium powder, resolving manufacturing cost versus quality contradictions for 3D printing.

Heating spodumene with a solid roasting agent transforms the mineral for water leaching, reducing energy consumption and improving economic viability.

Replacing dibutyl carbitol with a low-solubility diester resolves phase settling delays and reagent loss while maintaining high extraction efficiency.

A clean leaching system uses low-temperature phase transformation to extract rare earth minerals while preventing cerium oxidation.

An automated system with a vibratory feeder and robot arm mechanically extracts electrode tips, resolving labor-intensive manual separation bottlenecks.