Level Control TRIZ Cases

See how movable liquid level gauges and dual-pump control adapt to varying heating component vo

See how a single optical sensor with a reflection mirror detects water container coupling and m

See how segmented water inlet valves and dynamic control enable simultaneous water feeding to f

See how segmented water inlet valves and dynamic control enable simultaneous water feeding to f

See how isolation resistance sensing detects high refrigerant levels in compressor oil and trig

See how a capacitive sensor replaces float and capillary systems to detect fryer oil levels acr

See how a capacitive sensor replaces float and capillary systems to detect fluid levels in deep

See how an air pressure sensor and pneumatic tube measure sump water level remotely, enabling e

See how threshold-based injection and circulation control reduce air entrapment and coolant lea

See how electrode resistance measurement replaces complex sensors to detect steam generator liq

See how a non-contact detection device with signal trigger and Hall sensor enables accurate low

See how mutual failure diagnosis between controlling and monitoring parts prevents high-tempera

See how an energy management system translates raw kilowatt-hour data into device comparisons,

See how dual temperature sensors detect abnormalities by comparing upstream heating and downstr

See how mutual failure diagnosis between controlling and monitoring parts prevents high-tempera

See how level sensing PCBs and microcontroller feedback replace pressure-based pump control to

See how a modular DSMM intermediary enables peak-shaving in refrigerators and other appliances

See how predictive staging control calculates media exit temperatures and activates stages to m

See how a fill-level limiting device and horizontal joint placement prevent fuel contact with b

See how a detachable water tank, double-valve control, and elevated enclosure prevent water lea

See how a dual-reservoir apparatus with self-regulating tube and multi-zone heating maintains c

See how a modular cyclone separator unit enables low-maintenance gas conditioning at pressures

See how real-time level sensors and automated alerts enable restaurants to track cooking oil us

See how discrete refill and drain events maintain target cycles of concentration in evaporative

See how simultaneous control of heat output and fluid flow rate extends achievable temperature

See how level-sensor feedback and microcontroller control replace pressure-based pump shutdown

See how segmented level sensors along a longitudinal axis detect liquid thresholds to prevent o

Aggregated device energy data is translated into contextual comparisons and profile adjustments, making household consumption easier to understand and manage.

A heat pump moderates how closely it follows PV surplus during rapid swings, reducing reverse power flow and load fluctuations.

Separate pumps for each evaporative media stage replace staging valves to cut power use, reduce failures, and keep partial cooling available.

A fluid diverter and sensor-based fill control keep excess cutter-grid water away from user areas and electronics while maintaining steady ice production.

Predefined pump driving curves switch on sustained flowrate changes, cutting correction time while improving energy efficiency.

Predefined pump driving curves enable fast flowrate adaptation while stabilization timing prevents unstable switching and excess energy use.

Feedback control uses energy budgets and smart grid data to limit HVAC demand while maintaining building comfort during peak periods.

Integrated sensors, flow measurement, and valve control maintain minimum coil water flow to prevent HVAC freeze damage with less installation complexity.

Waste heat and renewable inputs cut battlefield fuel use by adjusting generator output while supplying power, heating, and cooling.

By adjusting final spin time and speed from EMS rate data, this case cuts peak-hour drying power without sacrificing drying results.

Utility-linked control delays cycles or disables hot start during peak rates to cut dishwasher energy and water use while preserving user override.

Dynamic ETS charging uses weather, building, and grid signals to avoid off-peak surges while maintaining heating performance.

A linear operator reshapes HVAC temperature setpoints to cap peak cooling power, cutting energy costs while preserving comfort.

Light-beam sensing measures condensate pan depth without corroding float hardware, enabling accurate HVAC drainage and overflow prevention.

A hybrid open/closed-loop fuel control uses heat buffering and demand-price forecasting to balance CHP heat supply, storage, and profit.

Occupancy, location, and weather data drive rule-based thermostat and lighting control to cut energy use without sacrificing convenience.

Kernel smoothing predicts building energy loads from historical and weather data, then flags abnormal gaps between predicted and measured use.

Switching between FOC and V/Hz while the washer motor spins balances low-speed efficiency with the high power needed for top spin speeds.

Adaptive delay control keeps patient support bladder pressure within range, improving pressure relief while avoiding false adjustments.

Temperature sensors, pumps, and solenoid valves keep fryer oil volume stable, extending oil life and preventing fresh-used oil contamination.

Pressure-curve slope counting lets a vehicle seat reproduce stored lumbar fill levels without separate pressure sensors.

A float valve refill assembly keeps autoclave reservoir water level stable, reducing manual refills, spills, and operating interruptions.

Parallel tank control with sensors and valves enables synchronous charging and releasing while limiting flow-driven mixing and water level instability.

Bidirectional control verifies water heater load response, shifts heating off-peak, and preserves customary hot water service quality.

A controller using an internal reference frame modulates converter power so wind turbines can damp grid frequency disturbances and power swings.

Real-time airflow effectiveness assessment helps tune cooling and coolant settings to cut data center fan and cooling energy use.

Periodic comparison of pre-defined CHP operating strategies helps balance changing loads, energy prices, and equipment costs.

Audio-based dispensing detection shifts refrigerated dispensers between cooling modes to cut idle power use without losing product temperature stability.

A dual-path flow layout blends regulated streams through a heat exchanger and restriction device for faster, wider-range fluid control.

A DSM module links appliances to utilities across multiple protocols and uses peak shaving control to cut household energy use during high-demand periods.

Combining CPH duty-cycle control with deadband staging keeps HVAC temperature closer to the set point while limiting overshoot and drift.

By equalizing subcooling across multiple outdoor heat exchangers, this case improves refrigerant charge accuracy and reduces drift.

A DSM module shifts the refrigerator temperature set point through electromechanical cold control to cut peak power without shutting off cooling.

Raw energy readings are compared with device and household usage rules to generate clearer, actionable adjustments for efficient consumption.

A receiver-based refrigerant amount adjusting circuit stabilizes supercritical CO2 air conditioning by quickly controlling charge distribution and high-side pressure.

Converts wireless energy network messages to XML so home energy systems can automate demand response and real-time energy scheduling.

Variable-delay pressure control keeps hospital bed bladders within range while reducing unnecessary adjustments and patient disturbance.

Global pressure and flow data drive centralized valve balancing in hydronic networks, cutting iterative adjustment time and pressure loss.

Preconfigured rule sets map hydronic layouts with multiple heat sources and loads, simplifying solar heating setup while improving energy use.

Jar presence sensing blocks unsafe blender startup, while motor temperature indication and interchangeable cordsets improve durability and regional use.

Capillary wicking spreads liquid ammonia along evaporator walls, reducing stratified flow and helping keep dry vapor away from compressor damage.

Multiple liquid level detectors let semiconductor chemical tanks replenish accurately despite thermal expansion and precipitate buildup.

Water level sensing and shutdown valves isolate mixed water in insulating oil, preserving battery cooling insulation and blocking conductive paths.

A dual-valve drain assembly vents water vapor, blocks liquid ingress, and reduces primary valve opening during intermittent drainage events.

Motor-driven blades vary outlet hole size to slow LCWC water refilling, stabilizing temperature and reducing machine downtime.

Mobile-assisted charge transfer lets nearby EV charging stations balance load through a local network, improving access without dense infrastructure.

Liquid level sensors trigger bulk valve refilling to keep ampoule precursor levels stable and reduce temperature drift in deposition processes.

A gravity-fed two-tank coolant layout lowers flow-path pressure in plasma equipment, preventing temperature target deformation.

Liquid level sensors and bulk valve control keep ampoule refill stable, reducing CVD pressure and temperature drift without added heaters.

Gas-pressurized reservoir control uses replenishment flow feedback to supply cleaner processing liquid without circulation, reducing contamination and filter wear.

Encrypted mobile control links LPG level and flow data to authorize valve opening, verify delivered volume, and prevent unauthorized discharge.

An auxiliary float and spring maintain outlet closure when vapor condensation reduces buoyancy, helping prevent fuel overfill and leakage.

Internal LED lighting turns a translucent tank into a visible status indicator for level, pressure, and flow, improving day and night monitoring.

A float-actuated valve and breather module inside the ISO DEF filler neck stops overfilling and pressure buildup during top-fill operation.

Mobile-cloud charging control links EV stations, user authorization, and payment to improve access, scheduling, and energy use.

Cloud-mediated charge transfer balances power between EV charging stations, simplifying coordination while improving charging convenience and security.

Mobile geolocation is used to determine EV charging station availability, enabling remote session management and more convenient charging access.

Ranging sensors and controllers detect truck box position and fill level to automate grain cart unloading and avoid overfilling.

Pressure and flow monitoring are correlated with valve core opening to predict wear and control erosion in high differential pressure valves.

A buoyancy-driven floating plate and extendable pipe deliver controlled liquid pulses without pumps, reducing energy use, height, and footprint.

Back-EMF feedback lets syringe pumps adjust flow for viscous medical fluids, improving dosing accuracy while avoiding overpressure and waste.

Float-arm angle and flow-rate feedback let a separator dump valve handle volatile wells, avoid shutdowns, and keep metering stable.

Sensors and feedback adjust sprayer flow from wash tank water condition, cutting water use while maintaining food cleaning.

Color-coded background and compound level indicators make boiler water safety states visible at a glance while preserving detailed status data.

Controlled acid, water, and crystallization steps turn alum process residue into high-purity aluminum sulfate while limiting heat and waste.

Camera-guided pipette depth compensation controls residual test tube volume accurately, even with bubbles, impurities, and pipette tolerances.

Dual fluid sensors and valve feedback stabilize transient flow and improve repeatable volume delivery beyond syringe pump limits.

Gravity-fed transfer lines and float-actuated valves keep aircraft fuel distribution on schedule to maintain center of gravity with less control complexity.

Sensor feedback adjusts spray and tank water flow to recycle wash water, cut chemical use, and maintain food cleaning effectiveness.

Ranging sensors detect truck box position and fill level so the grain cart can start unloading accurately with less operator workload.

Reference valve curves let a filling system detect deviations internally and distinguish filling point errors from process errors.

Wireless sensors and closed-loop control track well and tank water levels to prevent dry wells, overfilling, and underfilling.

Back-EMF feedback lets syringe pumps adjust dispensing speed to handle viscous medical fluids, avoid overpressure, and improve compounding accuracy.

Side-diverting fuel outlets steer flow away from the sensor to cut turbulence and improve fuel level accuracy during automated refueling.