Water Treatment Parameter Control TRIZ Cases

Mechanical, membrane, and thermal treatment stages cut liquid discharge and chemical use while recovering reusable water and metal-bearing solids.

A two-stage biological treatment setup uses ammonia sensing and bypass flow control to keep treated water quality stable under changing nitrogen loads.

Surface-functionalized SiQDs inhibit water scale at low dosage while their fluorescence enables real-time monitoring of scale formation.

Parallel centrifugal separators remove insoluble solids and fats from processing wastewater, lowering turbidity and microbial interference with antimicrobials.

Multiple small heated tanks collect oil and sludge from food factory wastewater more completely, cutting disposal cost, odor, and waste.

Cation exchange removes Na+ and other interfering ions before differential conductivity and UV oxidation, enabling low-level TOC measurement in demineralized water.

Gravity-driven membrane filtration after aerobic granular sludge treatment cuts fouling and energy use while delivering reuse-quality effluent.

Combining electrocoagulation, natural coagulants, and sonication improves removal of phosphorus, iron, and aluminum without tertiary stages.

Settling and membrane feed staging cut fouling and transmembrane pressure while improving recovery of water, nutrients, and energy.

Multi-zone induction heating raises and holds particle-laden fluid at target temperature to keep decomposition reactions consistent and reduce operating time.

Stores energy in different-salinity reservoirs so RO desalination can shift load with electricity prices and renewable intermittency.

A rotating drum with scraping, conveying, cooling, and oil detection separates vegetable and fat oils for automated kitchen wastewater treatment.

pH and ammonia sensing guide citric acid dosing in a combined sludge tank to neutralize waste fluid while saving installation space.

Real-time sensing and predictive models forecast seawater membrane fouling, enabling adaptive chemical dosing with less waste and damage.

An automated kiosk stacks, fills, seals, and dispenses compostable water containers to cut plastic waste without sacrificing distribution strength.

Continuous pipeline mixing and sensor control solidify dredged sediment without yards, cutting land use, time, and pollution.

Membrane distillation recovers water from dialysis waste fluid, cutting tap water use and avoiding drain and plumbing constraints.

Alternating DSA electrodes and ozone pre-oxidation help break down PFAS in wastewater while cutting toxic waste and power use.

Simulated downhole fluid testing reveals scale buildup in fracture-like materials, helping select fluids that preserve flow paths over time.

Automatic dosing calculates and dispenses the exact disinfectant amount for reverse osmosis disinfection, avoiding manual concentration errors.

Deep bi-directional cutting and upward floating curing enable uniform in-situ sludge solidification across shallow and deep layers.

Surfactant-formed micelles let a semi-permeable membrane retain PFAS while passing liquid, creating concentrated streams with fewer processing steps.

Filtered CO2 gas sensing avoids corrosive H2S and ammonia damage, enabling stable nutrient control in high-load aerobic wastewater treatment.

Continuous resistivity monitoring detects chloramine breakthrough in purified water and triggers carbon filter replacement before unsafe use.

Chelated iron cations in recirculating water convert toxic H2S into elemental sulfur, helping protect aquatic species and water quality.

Collected rinse water is ultrafiltered and reused in container cleaning to cut fresh water demand without reducing line throughput.

Challenge particles in a recirculating feed enable direct membrane breach detection and log removal measurement without shutdowns.

Automatic sensor-guided dosing keeps reverse osmosis disinfectant concentration on target, avoiding underdosing, chemical waste, and pH damage.

A feed chamber and nip feeder keep stiff biosolids moving through double drum drying, improving throughput and moisture reduction for Class A fertilizer.

Foot-operated valve control adjusts pure water flow without hand contact, reducing contamination risk and holding the set discharge rate.

A funnel isolates incoming untreated water while flow sterilization and tank UV treatment prevent unsterilized cold water from being dispensed.

Non-planar electrodes use high current density and field gradients to boost seawater hydrogen output while suppressing chlorine byproducts.

Calcined magnesite and soluble magnesium minerals recover phosphate from wastewater as high-purity struvite granules suited to organic fertilizer use.

A shared chemical-solution line and coordinated valves clean membrane and ion exchange devices in parallel, reducing water-treatment shutdown time.

Conductivity sensors and flow data help time water-softener regeneration, limiting hardness breakthrough and salt and water waste.

A controller triggers air scouring and bladder agitation to remove particulate media buildup, reducing manual cleaning, downtime, and labor costs.

High-intensity pulsed light and turbulent circular flow reduce liquid contaminants without chemical residues or continuous illumination.

Controlled mineral addition, intake tracking, and maintenance alerts improve drinking water usability and user awareness of mineral consumption.

Water temperature is used to estimate dust concentration and adjust flocculant dosing for steadier converter dust-water separation.

A variable-speed generator drive creates pressure pulses for RO membrane cleaning, recovers flow energy, and reduces chemical-cleaning downtime.

A pivoting floating sensor with a cantilever, wire rope, and draining cover resists currents, limits fouling, and simplifies maintenance.

Water treatment reactors can leave organic compounds incompletely oxidized; metal oxide-enriched foam electrodes improve electro-oxidation and removal.

A buoyant body carries UV LEDs across the water surface to sterilize and purify water with minimal setup and maintenance.

Vertically distributed flow and buoyant, multi-size media remove solids and organics while reducing head loss in high-flow wastewater.

A pump-generated circulation loop lets an energy-autonomous float dispense solid compounds without existing liquid circulation.

Condensation heat moves between stacked pressure stages to desalinate seawater with lower external power and minimal saltwater discharge.

Demand profiles and tank-level feedback let the controller adjust purification output and prioritize take-off points, avoiding oversized capacity.

Selective ion separation divides wastewater into monovalent and multivalent streams for targeted electrochemical treatment without toxic by-products.

Parallel pumps and pressure sensing keep ultrapure water flow within 50–200 mL/min when pump or power failures disrupt supply.

A confined liquid jet reactor recycles unused aeration gases under a hood, returning them to the nozzle for repeated absorption.