Water Treatment Parameter Control TRIZ Cases

Alkaline aluminate dosing cuts digester H2S and corrosion while raising pH to support microbial activity and methane production.

Injecting formic acid into the cathode compartment removes foreign cations, protecting membranes and catalyst layers during extended electrolysis.

Recycled low-ammonia effluent dilutes toxic influent and keeps anaerobic digestion active while enabling ammonia removal and recovery.

A removable wet-connected electrode cartridge sanitizes saltwater by electrolysis without relying on the circulation system, cutting replacement cost and energy use.

A predictive model uses incoming water parameters and feedback adjustment to set coagulant dosage, cutting waste, cost, and sludge.

Controlled pH, heat, and decompression strip ammonia from wastewater, then a gas membrane purifies it for lower-energy resource recovery.

Hydrostatic seawater pressure drives RO desalination subsea, cutting land use and pump demand while modular retrievable units simplify maintenance.

Sensor data and cloud analytics guide pool water dosing and equipment maintenance, cutting manual checks while supporting health compliance.

Layer thickness sensing replaces unreliable floats to control wastewater pumping based on fat or light-liquid buildup and avoid premature shut-downs.

Pressure sensing through tubing and non-return valves detects UV lamp sleeve breaks quickly, avoiding airlock delays and false alarms.

Vertically stacked sedimentation and final filtration recycle pool backwash water, cutting waste and pressure loss without manual cleaning.

High-resistivity purified water and tuned conduit length and diameter keep patient leakage current below safe limits in medical fluid connections.

Magnetic nanoparticles adsorb oil from water, then magnets and ultrasound enable low-impact separation, recovery, and particle reuse.

Liquid cross-flow scours immersed membrane surfaces to limit fouling and sludging while reducing aeration energy and operating cost.

Acidic pH adjustment and calcium sulfate precipitation remove fluoride from wastewater with simpler operation, low cost, and large-scale suitability.

Catalytic SO2 oxidation and dilute acid quench absorption replace costly amine treatment while converting sulfur emissions into sulfuric acid.

Water quality sensing guides a pool robot to dose and spread reagents evenly underwater, reducing manual treatment time, cost, and complexity.

Colonizing Actinobacillus succinogenes into sludge speeds stable granule formation and improves high-nitrate denitrification with less nitrite buildup.

A horizontal pump and connector layout in the cover assembly simplifies water channels, saves tank space, and enables easy downward dispensing.

Water pressure sensing switches electrolysis on only when needed, enabling hydrogen-rich or filtered water while reducing energy waste.

Using CO2 hydrate formation and depressurization, this case concentrates lithium brine with lower energy input and reduced emissions.

An absolute cathode potential drives platinum-heavy metal alloy formation, removing toxic ions from water without chemical additives or pH change.

Counterflow routing in an electric deionizer suppresses carbonate ion diffusion at high pH, preserving desalted water resistivity.

Remote sensing and synchronized pumping keep slurry homogeneous and fresh for biogas collection while cutting odors, emissions, and manual handling.

A control module splits chlorine production between electrolysis and injection by water temperature to keep disinfection stable and protect electrodes.

A buoyant membrane biofilm unit keeps submergence depth constant despite water-level changes, easing retrofit and lowering aeration energy.

Cadmium is precipitated from phosphoric acid at pH 1.6-2.0 using organothiophosphorous agents to limit phosphorous loss and ease separation.

Bubble dosing with analyzer feedback keeps active fluid concentration stable for oxidation or reduction flotation while limiting reagent use.

Adding an ionic polymer after heavy metal precipitation forms stable agglomerates, improving cadmium separation from phosphoric acid.

Neutralizing free alkali, cooling to 35-45°C, and venturi or cavitation ClO2 mixing cuts sulfides and COD without WAO pressure.

Ion selective membranes recover and recycle photosensitizer reactants in UV PFAS treatment, cutting reagent loss and energy demand.

A two-stage filtration setup separates radioactive particulates at high throughput, then captures backwash solids under high pressure to cut disposal cost.

Real-time well data and geochemical analysis drive ML predictions of scale risk, enabling proactive chemical injection and parameter adjustment.

Graphene-assisted MoS2 boosts electron transfer in activated sludge, improving denitrification while reducing replenishment and waste.

Multi-stage precipitation with pH control and membrane separation cuts toxicity and volume in phosphogypsum water while enabling phosphate recovery.

A straight UV-irradiated fluid conduit uses optics and reversible flow to deliver uniform pathogen exposure with less tubing, energy waste, and cost.

Online COD and TN sensing lets a PLC meter liquid carbon dosing in constructed wetlands to raise denitrification and avoid carbon waste.

In situ hydrogen peroxide generation in a metal-oxide electrode tank treats biofilms without high-pressure cleaning or chemical dosing.

Real-time TDS control adjusts RO cartridge wastewater rinsing after water use, preventing contamination in poor water and waste in better water.

Dynamic current control shortens ion-exchange resin regeneration while limiting electrolytic tank wear and bicarbonate interference.

A staged prefilter, membrane, and treatment-vessel setup softens very hard water with low wastewater, simpler upkeep, and continuous supply.

A buoyant light source follows the water surface to keep close irradiation distance, enabling low-cost sterilization and purification.

A low-affinity hydrophilic solvent precipitates sulfate crystals from wastewater, cutting energy use and enabling crystal-water separation.

A sodium thiosulfate and weak-base solution neutralizes chlorine in municipal water, improving taste and odor for livestock hydration.

Anaerobic digestion plus staged membrane filtration recovers reusable water from renewable fuel wastewater while producing biogas and reducing fresh water demand.

Temperature conditioning upstream of a process water sensor softens or liquefies lipids to limit fouling and keep food-system measurements accurate.

Splitting influent and using MABR nitrite enrichment helps the anammox reactor hold the ammonia-nitrite ratio without pH or temperature control.

UV-generated hydrated electrons from sulfite cleave PFAS C-F bonds to achieve near-complete defluorination with lower energy use and no harmful byproducts.

A porous media bed selectively captures lithium from brine, then uses controlled stripping flow to keep interfaces sharp and reduce contamination.

Electrochemical, adsorption, and precipitation recovery captures corrosion inhibitors from blowdown for reuse, cutting effluent toxicity and treatment cost.