General Water Supply Conservation TRIZ Cases

Packed flow channels in desalination cells lower energy consumption and device complexity by replacing mechanical compression with electrochemical ion removal.

Segmented zones and thermal nesting boost desalination productivity while maintaining portability and low installation complexity.

A comprehensive method reconstructs long-series sediment data using flow-sediment relationship curves and correlation techniques.

A pressure exchanger piston braking system with a pressure relief arrangement reduces wear and energy loss by controlling piston velocity.

A photovoltaic distillation system uses dielectric UV mirrors to pre-heat greywater and disrupt pathogens while generating electricity.

Wedge-shaped recesses on transparent housing expand condensation area to resolve low evaporation rates in traditional sun-curing seawater desalination.

A desalting container uses an osmotic membrane to extract salt from food products without direct contact.

A drain valve device creates a temporary water reservoir on the shower floor to enable efficient recirculation of used shower water.

A compact device uses porous hollow fiber membranes to enrich desalinated water with calcium and magnesium minerals.

Heated metal oxide particles adsorb natural organic matter, preventing impermeable layer formation and maintaining permeate flux.

A portable water bottle uses gravity flow through a cylindrical filter housing to purify drinking water instantly.

A sensor system detects aldehyde biocides using fluorescence from a dimedone reaction.

A portable solar water treatment system integrates ultrafiltration and chemical pre-treatment for rapid deployment.

Segmented fiber layers with controlled diameters eliminate pinholes in coating processes while maintaining high liquid flow capability.

Segmenting membrane stacks into rigid modules prevents buckling and leakage while increasing desalination efficiency.

Segmented condensation surfaces and thermal storage enable continuous purification during nighttime hours on moving fishing boats.

Segmented storage units feature nested inner and outer frames joined by cast kiss-off features to create modular rainwater tanks.

A water sampling device uses reversible pumps and a control system to adjust sampling conditions dynamically.

A portable reverse osmosis device uses back pressure regulation to stabilize brine flow and protect the membrane from damage.

Multi-stage constructed wetlands purify rainwater using gravity-driven flow along natural terrain slopes, eliminating waterlogging and reducing runoff peaks.

Preheating fluid with a photovoltaic solar panel and treated streams reduces heating energy demand while maintaining panel efficiency during desalination.

Continuous dissolved oxygen and pH monitoring replaces slow lab analysis to enable precise biocide dosing and prevent paper quality degradation.

A shutoff valve control system uses movement sensors to detect building occupancy and adjust water pressure settings automatically.

A water still uses heat exchange between hot air and cold air to condense steam into purified water.

A closed-loop plant extracts magnesium and trace elements from saltern bittern using reactive crystallization and bipolar membrane electrodialysis.

A multi-level septic filter uses inclined settling plates to separate solids from effluent.

An electrodialysis device transfers cationic and anionic scaling species through selective membranes to reduce effluent concentrations.

Vertical adhesive filter surface prevents pipe clogging by gravity flushing residues downward while maintaining compact housing height.

An osmotic membrane separates high and low salinity regions to generate pressure for ship propulsion.

Intercalation host materials selectively capture calcium and magnesium ions, eliminating brine waste streams generated by conventional ion exchange resins.

Electrodialysis pre-treatment combined with electrodeionization reduces salt content below 0.7 w/w% while minimizing energy consumption.

Segmented layers enable derivatization and isotope dilution, correcting sample loss during field transport.

A viscous fluid barrier prevents cross-flow between permeability layers, resolving gravity-driven inefficiencies in hydrocarbon recovery.

Multi-scale nutrient monitoring resolves the trade-off between wide remote sensing coverage and precise vertical measurement to predict eutrophication risks.

Transition metal oxide coatings protect current conductors from corrosion and side reactions during ion removal.

Ecological building integrates replaceable wall planting boxes with an internal biogas and slurry treatment system for resource reuse.

A wall-mountable reservoir connects to a gutter downspout inlet and features integrated outlets for fluid communication.

Ion exchange resin beads remove hardness ions from feed streams, reducing pretreatment costs and energy consumption.

A floating enclosure uses solar and electrical heat to boil seawater, condensing vapor into pure drinking water.

Optical detection identifies contaminants in shower water to direct flow for recycling or discharge.

A reaction vessel uses upward fluid flow to suspend large reactive iron particles, creating a fluidized bed that removes contaminants from aqueous streams.

Advanced heat pipes transfer thermal energy using phase change materials and thin walls to recover waste heat with minimal temperature differentials.

A hybrid RED-CDI apparatus generates electricity while deionizing seawater through integrated electrochemical systems.

Dual heat sources drive sequential distillation stages, extracting low-grade energy to increase freshwater yield while reducing consumption.