Membranes TRIZ Cases

A well plate uses a membrane to filter wash liquid into a collection chamber during centrifugation.

A microfluidic device uses perpendicular channel networks to increase convective solute clearance through filtration membranes.

An open bottom manifold segments gas flow through independent channels to prevent blockages and ensure uniform bubble distribution.

Optimized dope composition and annealing treatment create a hollow fiber membrane that reduces concentration polarization while maintaining salt rejection.

Segmented capillary modules with negative pressure filtration resolve maintenance difficulties while sustaining high flow rates.

A membrane filter apparatus uses a feed distribution tube to evenly distribute liquid across the filter surface.

A hydrophobic microporous membrane with catalyst produces chlorine dioxide from chlorous acid.

Curved detector surfaces with pinhole apertures resolve the trade-off between sensitivity and geometric resolution in cardiac imaging systems.

Merges turbine-driven pumps with isobaric chambers to boost feed pressure, reducing capital costs and energy waste in reverse osmosis retrofits.

Immobilized ionic liquids reduce proton diffusion to lower energy consumption during carbon dioxide separation.

A solvent purification system combines distillation with ion exchange filtration to remove metal impurities from organic liquids.

Composite metal complexes replace energy-intensive extractive distillation to recover 1,3-butadiene with high selectivity and reduced apparatus size.

Curved end cap geometry eliminates dead zones and mechanical stress on blood by maintaining uniform circulation rates through the fiber bundle.

Asymmetric separation membranes remove hemolysis-preventing agents from the plasma-facing region to eliminate calcium and magnesium assay interference.

Crosslinking polymers on microporous membranes via electron beam radiation eliminates toxic extractables while maintaining permeability within 10%.

Hollow fiber filtration with activated carbon removes cytokines and CytoVesicles from blood plasma.

Stacked ion concentration polarization and electrodialysis devices remove dissolved ions from saline water using a single electrode pair.

Filling a porous substrate with a PVP polymer layer achieves high ethanol flux and durability in hot gasoline environments.

An omniphobic permeate-facing layer prevents low-surface tension solution wicking while an oleophobic feedstock-facing surface blocks foulant deposition.

Low-aluminum substrate zones suppress catalytic activity during hydrothermal synthesis, reducing isomerization in olefin separation.

A filtration module couples a sampling membrane to the process flow path for extracting targeted analytes directly to an analyzer.

A polyvinyl alcohol membrane with selective carriers separates carbon dioxide from fuel cell exhaust streams.

External exhaust vents remove hot gases from the housing, reducing heat dissipation and energy consumption during high-temperature fluid separation.

Integrated mixing within a rotating tubular fluid port eliminates disposable manifolds, reducing waste and cleaning time.

A 3D biocompatible membrane with covalently bound antibodies captures target stem cells via antigen recognition.

A water treatment control system adjusts aeration air volume based on membrane filtration tank ammonia concentration measurements.

Fluorinated acid chloride monomers build chlorine-resistant polyamide membranes that eliminate dechlorination steps and extend membrane lifespan.

Forward osmosis concentration uses a common solute in the draw solution to prevent valuable component leakage and maintain chemical balance.

A porous ceramic base material combines alumina and titania to enhance fluid permeability and mechanical strength.

A multi-element membrane separator integrates spiral-wound elements within a single housing to reduce equipment footprint.

Large-pore elastic tube protects fragile hollow fibers from mechanical damage while maintaining low hydraulic resistance in blood processing systems.

Dynamic air diffusion control adjusts gas volume via transmembrane pressure feedback to prevent membrane clogging while minimizing electrical power consumption.

A hydrogen purification apparatus uses a gas-liquid separating membrane to isolate gaseous hydrogen and oxygen from liquid water in mixed fluids.

Polyurethane adhesive composition reduces humidity-induced foaming while maintaining sealing quality and food contact compatibility.

Core-sheath conjugate fibers in a wet-laid nonwoven fabric maintain adhesion to resin frames during alkali exposure.

Hot-pressed polysulfone nanofiber supports boost water flux while graphene oxide polyamide layers suppress reverse solute flux.

Angularly displaced flow paths reduce resistance while stacked membranes maintain required moisture content.

Segmented porous portions create channels for high throughput while smaller pores ensure sterile filtration.

A filtration assembly uses elastic reservoir walls to release a microorganism-capturing filter element from inwardly facing arms.

An electrosprayed ion-exchange membrane on a porous substrate increases ion adsorption efficiency while reducing manufacturing costs.

A wave-actuated reverse osmosis system integrates a flow smoothing device to linearize pressure and flow, resolving intermittent energy supply issues.

Ion-exchanger permeates ionic species to magnetic adsorber particles in a draw solution, eliminating lengthy column preparation and elution procedures.

A hydraulic-arm apparatus compresses recycled salt water through reverse osmosis membranes to produce permeate.

Composite graphene oxide membranes resolve the trade-off between water removal capability and membrane stability in dehydration processes.

Covalent binding prevents heparin release from semi-permeable membranes, maintaining biological efficiency and regulatory compliance.

Water vapor exposure and coagulation enable asymmetric porous membrane formation at 20-33°C, reducing energy consumption compared to high-temperature methods.

Segmenting the membrane assembly into nested casings resolves the trade-off between high packing ratio and complex screw-fixed sealing structures.

Carrier gas injection increases turbulent dissipation to boost permeate flux while managing energy consumption and system complexity.

Coating expanded PTFE nodes with polymer boosts mechanical strength and reduces thermal shrinkage without blocking airflow.