Fuel Supply Regulation TRIZ Cases

Dual air and gas passages with solenoid valve switching widen burner turn-down ratio while improving combustion efficiency and durability.

A dual gas passage with shape memory alloy actuation maintains oven temperature, reduces cycling, and avoids valve-igniter mismatch failures.

A pressure-triggered decoupling mechanism limits pilot valve opening force and keeps the main burner closed during ignition.

Bimetal discs outside the gas path offset ambient heat effects on the bellows, improving gas regulator temperature accuracy and retrofit ease.

Waste-heat fuel preheating and controlled atomization improve combustion efficiency while cutting energy use and carbon monoxide emissions.

A flanged threaded sleeve keeps a gas regulating valve attached and torque-retained after screw breakage, helping prevent cooking appliance leaks.

Electronic control lets a single gas valve add a temporary boost mode for faster cooking while limiting thermal overload in gas appliances.

A metal plate between the plastic shaft and rod reduces abrasion, preserves gas tap accuracy, and simplifies cooking device assembly.

Two-speed combustion air and staged gas valves create multiple heat stages while holding a constant fuel-air mixture for efficient, safer heating.

Elastic contact areas in the coil reel replace soldering to secure phase and ground connections, simplifying assembly and reducing gas leakage risk.

Discrete detent positions and multiple on-off valves give gas burners reproducible flow settings without relying on visual flame assessment.

A spring member loops around the gas rail and valve body to replace screws, speeding gas valve assembly while improving positioning and leak safety.

Electrochemical oxygen sensing replaces costly NDIR monitoring, enabling boiler combustion feedback control for better water-heating efficiency.

A monobloc valve body integrates shutters and solenoid valves to simplify gas oven assembly while maintaining reliable flow control.

Separate gas and air passages with linked opening control stabilize turbo-fan delivery, improving low-load combustion and heating precision.

A venturi, damper valve, and dual gas valves let one blower modulate stable heat input across wide demand swings with less cycling.

By tracking flame signal changes over time, this grill shutoff circuit avoids sensor drift errors and closes the gas valve when ignition fails.

Pulse-and-pause pump driving cuts heater power draw while maintaining fuel pressure for nebulization and longer battery autonomy.

A gas cooker checks vessel size across cooking zones, then recommends the best burner and flame diameter for efficient, even heating.

A joint between the knob shaft and valve shaft absorbs assembly misalignment, stabilizes gas control, and supports accurate Hall sensing.

Compression contact areas on the coil reel replace soldering, improving electrical connection reliability and lowering gas leakage risk.

Dynamic burner high-limit adjustment matches hydronic and steam heating demand to cut fuel waste without fixed setpoint inefficiency.

Multi-stage valve and throttle control improves dual-burner gas flow precision, fast line filling, and stable ignition without flame loss.

By tracking lockout device state changes instead of separate burner sensors, this cooktop control prevents inadvertent activation with less circuitry.

A solenoid valve pulses gas flow in short cycles to cut fireplace fuel use while keeping flame appearance steady and imperceptible.

A side-mounted rotary encoder for gas range valves simplifies assembly and replacement while preserving precise low-flow position sensing.

A controller ramps burner firing rate from an initial level using thermostat signals and cycle history to balance heating demand, comfort, and energy use.

By reducing water flow when outlet temperature is far below the setpoint, this case cuts cold-start heating time and saves water and gas.

Temperature-based recirculation control cuts hot water delay and fluctuation while reducing energy waste and scale formation.

A monolithic premix manifold cuts air leakage at burner connections, keeps the air-fuel ratio stable, and lowers furnace NOx emissions.

Snap-fit engagement to a tap stem groove replaces springs and circlips, cutting assembly cost while keeping secure electrical switching.

Pressure switch feedback lets a furnace self-calibrate combustion blower speed, cutting setup time while maintaining safe firing-rate control.

On-demand recirculation pre-heats water lines to cut delivery delay and temperature swings while tailoring safe outlet temperature to the user.

Pressure sensing and electronic valve control stabilize burner heat output, while flame detection shuts off gas for safer cooking.

A selector valve and factory-plumbed burner layout let one unvented gas heater run on natural gas or propane without regulator or orifice changes.

A side-accessible restrictor plate lets gas valve units be retuned for different burners, gas types, and pressures without disassembling gas lines.

A common drive links combustion air and heating medium fans, cutting power use and noise while keeping airflow and combustion ratio in range.

Independent burner chambers and airflow paths enable 25:1 heat turndown with reliable flame sensing and simpler burner plumbing.

Flow-based cascade control predicts heat demand, cuts water heater cycling, and keeps flue temperatures above condensation points.

A shared mechanical actuator replaces multiple electromagnets to deliver reproducible multi-stage burner gas flow with simpler assembly.

A slide-in channel lets the simmer potentiometer engage the valve stem without disassembly, cutting service time and avoiding leak testing.

By inferring combustion air flow from inducer fan speed, this furnace control keeps the gas-air ratio stable without extra sensors.

A downstream disturber boosts venturi air-fuel mixing in HVAC furnaces, improving velocity uniformity, combustion efficiency, and emissions.

A modulation-percentage control scheme adjusts inducer motor RPM smoothly across heating capacities without pressure transducers.

A single boiler tapping combines low water cutoff and temperature sensing, avoiding extra openings while preventing unsafe run-away heating.

Temperature thresholds let the controller cycle the compressor and override flame sensing, reducing manual burner adjustment.

Slots draw combustion air over the premix manifold to cool the heat exchanger inlet and improve furnace heat distribution.

Adaptive air-fuel and water-flow control maintains combustion efficiency as propane-butane composition changes during gas use.

When low firing rates extinguish the burner flame, the controller reignites and holds output above the loss point to maintain steady heat.

Model Predictive Control adjusts assist gas flow to reduce smoke and noise, ensuring environmental compliance.

A pressure changing device adjusts fuel pressure to remove liquids via a separator.

A fuel burning system uses thermocouples and a printed circuit board to detect gas type automatically.

A flexure body with a radial retaining feature provides spring force and centering capabilities within a metering valve assembly.

A thermodynamic model calculates slag viscosity to predict contamination risks before fuel enters the combustion chamber.

A gas turbine combustor controller adjusts main flow control valves to create fuel flow differences across burner sectors.

Multiple radial gas pockets in a Venturi nozzle enhance mixing efficiency while maintaining low pressure loss across the flow guiding body.

A jet engine fuel control section adjusts injector flow-path cross-section areas to manage fuel penetration height across varying flight speeds.

Additive manufacturing merges the bellows and nozzle into one piece, reducing part count and weight while managing pressure differentials.

A smart candle platform uses tilt and proximity sensors to detect hazards and trigger automatic extinguishment for safer operation.

A combustion air control method adjusts boiler airflow using flue gas oxygen concentration measurements.

A burner control device uses flow rate sensors and actuators to adjust the air fuel ratio in real time.

A gas fitting integrates a throttle device and holder to enable burner pressure measurement at the outlet.

A burner system creates a stable deflagrating flame from explosible fuel powder to achieve near-instantaneous combustion.

A gas distribution system uses a pressure-driven accumulator to rapidly displace extraneous air with fuel gas.

Rotatable valve plug aligns dual flow apertures to provide selective gas communication, resolving limited flow rate control in burner systems.

Wavelength modulated light from a tunable diode laser passes through combustion gas to generate an absorption profile for digital processing.

Ionization flame signals combined with pre-recorded actuator curves enable reliable low-output control without fuel mass sensors.

A gas control valve component unit simplifies assembly by separating the rotational disk, fixed disk, and spring into a pre-assembled module.

Dual-channel burner control uses ionization current for speed and flame temperature for precision.

Multi-burner gas turbine combustor with independent fuel rate adjusting valves for each burner section.

Equalizes steam quality across parallel conduits by adjusting diverted flow rates to compensate for uneven heat transfer.

Interconnecting fuel lines between non-adjacent combustor cans reduce acoustic tone coherence, improving thermodynamic efficiency and flame stability.

A control unit selects operational bands for fuel split settings based on heating value and engine load.

One controller drives multiple valves via threshold-based signal levels, reducing driver circuitry complexity and improving system reliability.

A controller adjusts oxygen set points using carbon monoxide readings to manage combustion chamber operation.

A detachable radiant oven channels hot air through a double wall to prevent food drying while maintaining even heating.

Segmented air and gas paths with a motor-actuated damper adjust flow rates to increase turn-down ratios without expanding device complexity.

Segmented Venturi tubes with baffle elements maintain pressure differences to expand modulation range from 1:5 to 1:18 while reducing head losses.

Segmented burner nozzles mix hydrogen and oxygen via differential mass effects, eliminating greenhouse gas emissions while maintaining electricity production.

A feedback control system adjusts auxiliary fuel and air flows based on real-time water content detection in multi-phase hydrocarbon fluids.

Segmented fuel ratio control maintains combustion stability and low NOx emissions despite moisture fluctuations in humid air gas turbines.

A thermoelectric safety actuator uses auxiliary energizing means to keep an electromagnet powered until a thermocouple sustains the magnetic field.

A propylene glycol combustion system cools the wick via a dual-tank fuel conduit to maintain flame stability.

A control unit detects faulty states in fluid guidance devices by analyzing operating parameter changes.

A gas burner appliance recalibrates the air-to-gas mixing ratio by adjusting a throttle position based on real-time combustion quality sensor signals.

A gas flow control device uses a motor-driven linear mechanism to actuate valve rods for precise fluid regulation.

Recessed tips in a coaxial fuel injector improve atomization quality at high flow rates, resolving incomplete mixing challenges.

Automated fuel selection purges and samples fuels to adjust shutter positions, eliminating manual tuning complexity.

A fuel gas compressor station switches to bypass mode when measured outlet pressure meets minimum turbine requirements.

Flow conditioning slots in premixer tubes normalize fluid distribution to reduce flashback risk and minimize emissions.

Increasing oxygen flow above fuel gas levels enables reliable piezoelectric ignition while preventing flame burn-back in oxy-fuel cutting systems.

A detection system monitors aircraft engine parameters to identify inclement weather conditions through calculated arithmetic values.

A control unit generates temporary fluid supply changes to determine relative signal maxima of combustion parameters for precise fuel-air ratio calibration.

A venturi burner assembly incorporates a secondary gas inlet to adjust the air-to-fuel ratio dynamically.

A motor-driven piston regulates gas flow through a valve body, increasing stove levels without expanding stopcock volume.

A fuel control device calculates temperature estimation values to optimize valve opening degrees across multiple supply systems.

Actively cooled flame temperature measurement installation detects rapid thermal changes in gas burner systems.

A controller system detects resonance characteristics in a combustion chamber and modifies air and fuel supplies to prevent equipment damage.