Water Treatment Parameter Control TRIZ Cases

A spin-down filter and multi-line water flow fully dissolve chlorine before release, cutting waste and reducing pool maintenance.

By removing oxygen first and then destroying hydrogen peroxide, this case enables ppb-level peroxide measurement in oxygen-rich water.

Multi-stage centrifugal separation adapts to changing meat-processing waste streams, reducing storage needs and enabling liquid recycling and solids reuse.

Purified alkaline leachate raises seawater alkalinity for CO2 uptake while keeping harmful metals solid and limiting CaCO3 precipitation.

Autonomous sensing verifies dissolved carbon and CDR in alkalinity-dosed water, then adjusts dosing to scale low-cost CO2 storage.

Stable nitrite generation from nitrate-dependent denitrifiers helps enrich and retain anammox bacteria for more efficient nitrogen removal.

Acidified wastewater passes hydrofluoric acid through a membrane, cutting fluoride discharge while avoiding calcium sludge.

A buoyant sensor unit follows water-level changes and currents to prevent overturning, protect sensors, and simplify debris removal.

A controlled bivalve housing stabilizes temperature, oxygen, and water flow to sustain high natural filtration in stressed aquatic environments.

Electrically actuated faucet valves separate filtered cold water from hot flow, avoiding mixing while removing the need for a second tap.

Detachable filter and flow path modules let users replace purifier parts themselves, reducing service visits, privacy concerns, and hygiene risks.

High-TSS concentrate recirculation keeps biomass dense, cuts bioreactor size, and sustains low-solids filtrate during variable wastewater inflow.

A porous silicon carbide membrane sorbent captures small oil droplets and dissolved organics, improving oily water separation and water purity.

Continuous solids monitoring and separation keep chalk-rich waste paper process water from disrupting anaerobic reactor cleaning.

Wave-driven water oscillation in a constricted tube pressurizes a reservoir for power generation without complex wave-energy machinery.

Layered oxygen-scavenging microbes protect exo-electrogenic bacteria, enabling current-based monitoring in aerobic water treatment.

A secondary inlet bypasses mechanical and UV stages in Sabbath mode while stored heating keeps filtered hot and cold water available.

Aqueous alkali hydroxide pulls over 95% of boron from organic solvent in one heated separation step, cutting water use and boron waste.

Supercritical water oxidation coupled to nuclear steam and chlor-alkali processing destroys PFAS while recovering water, CO2, and useful chemicals.

A merged stripper and steam drum cuts vessel and piping complexity while producing oxygen-depleted, dried steam for solid oxide electrolysis.

A vehicle-mounted brine regeneration station restores ion exchange resin on site, cutting replacement cost and hazardous waste tank handling.

Reverse osmosis recovers volatile amines and reusable water from post-combustion carbon capture wash streams, cutting solvent loss and disposal.

Differential pressure slopes across two membrane stages identify fouling type and trigger targeted cleaning to cut chemicals and membrane damage.

Gas-assisted centrifugal dewatering pushes water from porous slurry particles through a porous plate, improving drying efficiency with lower energy use.

Dual oxidizing biocides are monitored by ORP or residual oxidant upstream of RO membranes to suppress biofouling without membrane damage.

Low-temperature plasma sterilizes contaminated water with less space and energy, while sensors track oxidants and water quality in real time.

A two-column and decanter process recovers nitrile monomer from wastewater, cutting monomer loss and total nitrogen before treatment.

An adjustable outlet area shifts flash expansion into a durable vessel zone, reducing blowdown scaling, erosion, and blockages.

AIoT models adjust coagulant dosage and stirring speed from changing water quality to stabilize turbidity control and cut energy and chemical costs.

Pre-cooling deionized water keeps electrolytic cells below a temperature threshold, improving Faradaic efficiency and protecting catalysts.

Premanufactured valve modules reconfigure flow across treatment stages, cutting delivery time, labor, and cold-weather deployment limits.

Acidic industrial waste is purified and concentrated into a proton-rich feedstock for lower-cost hydrogen generation while reducing waste treatment burden.

Multi-stage carbonization and carbonate precipitation capture CO2 from air and flue gas while avoiding energy-intensive absorbent regeneration.

Separate ultrafiltration and nanofiltration dosing controls precipitate aluminum earlier, delaying membrane fouling and reducing shutdowns.

Horizontally packed hydrophilic surfaces and air convection cut brine evaporation energy use while reducing wastewater volume in a compact footprint.

pH and TDS feedback with mineral recirculation keeps alkaline water stable while RFID-based tracking records each user's intake.

On-demand atmospheric water generation, sanitation, and recirculating customization deliver potable water with user-selected taste without bottled supply chains.

Machine learning estimates particle-size distribution from turbidity and solids data to optimize treatment dosages in real time.

Stabilized halogen biocides using sulfamic acid or hydantoin cut THM formation in industrial water while maintaining microbial control.

Combining continuous probe sensing with periodic reagent checks, this case corrects probe drift and supports accurate automatic pool dosing.

Real-time chlorine dioxide and free halogen control helps aquatic facilities eliminate resistant pathogens while minimizing disinfection byproducts.

Chemical precipitation followed by ultrafiltration removes dissolved phosphorus to ultra-low levels while sustaining high membrane flux and limiting fouling.

A hybrid electrodialysis and membrane distillation setup splits sodium sulfate wastewater, removes hard-to-treat residues, and recovers reusable water and salts.

Closed-loop coagulant dosing uses organic matter measurements to maintain clarified water quality while avoiding overdosing and excess sludge.

Inert calcium- or magnesium-based particles form a removable porous layer that traps foulants, preserves membrane permeability, and cuts chemical cleaning.

A g-C3N4/Fe2O3/MgAl2O4 nanocomposite boosts adsorption and charge separation to photodegrade organic pollutants in water under visible light.

Sensors and flow regulators stabilize equalization tank sewage quality, protecting treatment equipment from sudden pollution spikes.

Aerated biocarriers in a single tank boost microorganism contact and oxygen transfer to purify greywater without multi-tank complexity.