Membranes TRIZ Cases

A dialysis device couples a heat pump to the fluid inlet for thermal energy exchange.

Ultrathin graphene oxide membranes achieve high flux and selectivity by using controlled porous structures to sieve gas molecules.

Blending amphiphilic copolymers into polytetrafluoroethylene improves water wettability without reducing mechanical strength.

A washed fermented dairy product uses membrane filtration to remove unfermented sugars from fruit-flavored materials.

A crossflow membrane emulsification method produces uniform solid particles with controlled size distribution.

Hydraulic pressure boosters recover energy from brine streams to augment feed pressure, reducing capital costs and throttling losses.

A hybrid membrane separation system reduces carbon dioxide content in gas mixtures using alternating glassy and rubbery membranes.

Electrospinning evenly couples bipolar membrane layers to prevent delamination caused by osmotic pressure build-up during electrodialysis start-ups.

A ceramic fluid filter uses a rubber-elastically deformable sealing ring to hold the cartridge with axial play.

A microfluidic device integrates electrodes directly onto porous membranes to measure transepithelial electrical resistance and cell impedance.

Filtration aligns carbon nanotubes in a polymer matrix, replacing expensive chemical vapor deposition to lower manufacturing costs while maintaining high flux.

Rectangular pleated filter element without a core increases filtration area and allows perpendicular housing integration.

An asymmetric polyamide layer with concentrated azo groups on the feed side resists oxidizing agents while maintaining high solute removal efficiency.

A blood purification membrane uses electrospun polymer fibers adhered with SiO2 and Al2O3 particles to adsorb uremic toxins from blood.

Mask-defined photoresist patterning creates precise pore geometry, and sacrificial dissolution eliminates etching steps for carrier detachment.

Dropwise condensation on a superhydrophobic surface overcomes low thermal conductivity in air gaps, boosting permeate flux and energy efficiency.

Potassium lactate enables rapid forward osmosis extraction while minimizing salt backdiffusion through the membrane.

Composite hollow fiber inorganic membrane casting solution enables high flux and rejection rates.

A membrane distillation unit uses alternating flow and temperature gradients to maintain vapor flux through hydrophobic microporous membranes.

Recycling non-permeated gas from the second module back to the first increases specific gas recovery while reducing discharge losses.

A porous ceramic body uses boron carbide as a silica scavenger to achieve narrow pore size distribution.

A gas separation membrane module assembly uses internal tube apertures to extract permeate directly into a shared housing space.

Composite membranes use group 4 nitride barriers to protect body-centered cubic metal layers from intermetallic diffusion.

Grafting polyolefin sheets with hydrophilic polymers resolves the trade-off between chemical durability and flux in beverage processing.

Crosslinked sulfated cellulose hydrate membrane enables selective virus adsorption via sulfate ligands.

Side-by-side anion and cation exchange blocks in diluate compartments increase current efficiency while reducing assembly complexity.

Redox mediators lower operating voltage for salt transport, reducing energy consumption while maintaining desalination effectiveness.

BuPBI asymmetric membranes resolve cost and solubility limits of polyimides while maintaining thermal stability.

A filtration membrane features an electrically conductive layer coated with a cleavable diazonium salt protective surface.

An asymmetric porous membrane resolves the trade-off between water permeability and albumin retention by utilizing elongated pore structures.

Variable frequency drive controls hydraulic energy management integration system to gradually increase feed pressure, preventing mechanical shock on membranes.

Optimized varnish kneading reduces porous film surface roughness to Ra 30,000 Å or less, improving adhesion and permeation properties.

A method for preparing high color concentrate wine by adjusting grape fluid pH and adding distilled alcohol before concentration.

A fluid filter module with a rotatable end cap assembly featuring sealed bosses and radially extending ports.

Elevated temperature reaction creates holes in graphene oxide sheets, boosting permeance while eliminating purification steps required for excess agent removal.

Hollow fiber cartridges route blood through the inter-fiber space to reduce hydrodynamic resistance and prevent thrombus formation in dialysis filters.

A hydrogen permeable metal membrane reactor decouples atomic nitrogen and hydrogen flux using a porous ruthenium layer to enable ammonia synthesis.

UV lithography patterns polymer films to create precision microfilters, resolving the trade-off between manufacturing throughput and pore distribution control.

A reusable etching mask with a metal pattern layer creates uniform nano-holes through plasma etching, reducing lithography complexity and cost.

A separation membrane module uses a segmented annular flange to house tubular reactors of varying longitudinal dimensions within a fixed housing.

Pillar templates define pore geometry in polymeric membranes via controlled etching, enabling uniform high aspect ratio vias.

A polyvinylidene fluoride separation membrane uses a three-dimensional network structure to enhance physical durability and chemical strength.

Segmented permeate streams reinject into brine at matching salinity points, reducing entropy increase and energy consumption during high-pressure concentration.

Single casing houses two membrane modules, reducing six external connections to three and minimizing space requirements.

Uniformly spaced liquid-flow channels in a gas-exchange plate ensure equal flow resistance, eliminating non-uniform distribution risks.

A semi-permeable membrane system recovers draw solutes using distillation to maintain osmotic gradients.

Multi-stage filtration recovers medications from urine waste, extending supply limits for deep-space missions without heavy cargo.

A polycarbonate-polyorganosiloxane copolymer membrane separates carbon dioxide from mixed gas streams.

A tangential microfiltration filter separates solids from wine must to reduce initial turbidity levels before controlled addition of unclarified liquid.

A water-swellable fiber composite membrane achieves high flux and salt rejection through hydrophilic polymer swelling.