Water Resource Protection TRIZ Cases

See how a recirculation device uses thermostatic valves and feedback sensors to pre-heat shower

See how a motorized pump and small-diameter pipe deliver hot water on demand, eliminating recir

See how a dual-mode switch combining touch sensitivity and mechanical pressing ensures reliable

See how a vacuum-assisted drainage system diverts tepid water from hot water lines into a recov

Dividing the receiving tank separates general cold-water supply from preheated water, reducing heating demand and facility cost.

See how temperature-based recirculation valve control keeps hot water circulating until it drop

See how a temperature-controlled valve automatically diverts heated water to the showerhead and

See how a motorized pump with sensor control delivers hot water through small-section pipes on

An elastic sleeve head lets a sanitary insert lock into different shower line diameters while enabling flow regulation or backflow prevention.

A temperature-controlled shut-off and bypass valve recirculates cooled water to deliver hot water faster while reducing drain loss and energy waste.

A fixture-side shut-off and bypass valve recirculates cooled water and limits tepid discharge, cutting hot-water wait time, waste, and pump energy.

A rotatable switch holder lets one faucet valve alternate between aerated water saving and higher-pressure spray cleaning without replacement.

A thermosensitive assembly and diaphragm adjust warm water flow as cold water temperature changes, keeping shower outlet temperature stable with gas heaters.

A pivotable two-joint water pipe adapter reorients toilet tank connections to avoid pipe interference while keeping sealing and connection stability.

A thermosensitive assembly and diaphragm vary warm water flow as cold water temperature changes, keeping thermostatic shower mixing stable.

A stepper-motor flush adapter lets one electronic bidet work on tank and direct valve toilets while reducing water hammer and pressure loss.

Multi-stage elastic legs distribute water pressure in a bubbler flow controller to prevent support fracture and keep outlet flow stable.

Rotating calibrated holes sets fixed faucet flow limits without throttling upstream shut-off valves, helping conserve water and avoid deposit buildup.

Temperature-based diversion captures cold shower water for storage and reuse while preserving flow, pressure, and real-time monitoring.

Non-parallel web planes deflect water through multiple stages, cutting shower flow and noise without amplifying structure-borne sound.

A telescopic locking part and clamping groove shorten cover rotation, enabling faster shower head assembly without separation or injury.

Air and liquid pumps foam water with shampoo or shower gel in one shower layout, while separate lines prevent scent mixing and simplify assembly.

Differentiated ecological baselines and combined entropy-AHP weighting improve aquatic ecosystem health assessment for management and restoration.

A sealed automatic driving unit integrates directly with the toilet drain valve, protecting controls from water and reducing maintenance.

Permeable and watertight wall sections support rainwater treatment while limiting sediment buildup and self-sealing in underground infiltration plants.

Rim spouting ports divide the pooled water surface into four regions, improving floating waste discharge while maintaining consistent pressure.

A water storage cylinder changes float lowering speed by flush mode, preserving small-flush flow while reducing valve closing sound.

A ball joint and handle-mounted control let users adjust an overhead shower angle while keeping the structure simple and reducing rust issues.

A flush control device uses upper and lower discharge ports to vary bowl water levels while sustaining siphon-driven flush modes.

An adjustable stopper within a guide assembly restricts water flow in a dual-flow flapper valve, resolving excessive consumption and retrofitting complexity.

Aerobic reactor utilizes indigenous microbes to break down assimilable organic carbon, reducing storage time from months to weeks.

A restrictive valve uses a paraffin wax sensor to actuate a piston that pauses hot water flow at target temperature.

Nested infiltration surfaces stack treatment media at varying depths to expand the total infiltrative area, overcoming land constraints in wastewater systems.

Varying material thickness in wave troughs and peaks reduces consumption while maintaining stability against vertical loads.

A faucet aerator cap positions an air inlet port on its lateral surface to guide airflow through a communication channel.

Straight fluid passageways in this trapless toilet design eliminate clogging-prone S-bends while a weighted stopper prevents sewer gas entry.

A switching shaft moves between positions to open or block water passages in a compact bubbler housing.

Segmented metal frames and permeable covers resolve load-bearing limits while enabling walk-in inspection.

A handheld shower unit uses a key-driven ratchet mechanism to rotate a water distribution pan.

Digital control means monitor moisture levels to redirect water flow via actuated valves, preventing crop damage from oversaturation.

Merging connectors into the top deck eliminates manual installation steps, reducing labor costs while maintaining structural stability.

Dynamic discharge control adjusts flow rates based on weather forecasts and water levels, enabling reliable operation in areas with inefficient percolation.

Elongated drainage channels with lengthwise slots accelerate water movement into subsoil layers, reducing surface runoff and flooding while recharging aquifers.

An internal deflector redirects axial water flow toward radial apertures, reducing turbulence and pressure loss to increase dispersion area.

Segmented linkage between the operating handle and discharge valve regulates flush water volume by releasing the connection at full opening.

Self-configuring flushometers detect installation environments to adjust sensor ranges, reducing maintenance complexity for non-specialized personnel.

A porous concrete pavement structure with surface drains channels precipitation into an aggregate leach field.

Angled louvre apertures prevent soil ingress and groundwater backflow while maintaining high infiltration efficiency without geosynthetic cloths.

Segmenting the faucet body and outlet panel via a connecting pipe centralizes temperature mixing, reducing device complexity while maintaining versatility.

A hot and cold water switching valve uses a thermal sensing element to manage flow between inflow, recovery, and outflow channels.

A water outlet device integrates separate stop and flow assemblies on a single body for simultaneous user operation.

A foaming spout mixes water with air using a porous net to create aerated flow.

Buoy mechanism controls water supplementation while pressing connecting rod opens outlet to flush during power failures.

Wax motor actuator closes valve at target temperature to eliminate continuous heating waste.

Dynamic flow regulation maintains pre-development regimes while reducing facility volume and construction costs.

A nested underground tank structure integrates hydrodynamic separators and filters to purify stormwater for aquifer replenishment.

A shower head with a torus regulator mixes water and air to maintain wide spray coverage at low pressure.