Liquid Fuel Feeder/Distribution TRIZ Cases

A modular flow regulating valve uses a stepper motor to drive a plug member, enabling automatic gas flow control.

Upstream slave valve configuration prevents wrong fuel selection in dual-fuel heaters, eliminating safety hazards from mismatched fuel types and pressure.

Segmented endcover design eliminates brazed joints by extracting flow restrictors into separate inserts, preventing cracking.

Independent core airflow passages bypass the fuel manifold body to prevent heat transfer, reducing coking risk and maintaining fuel temperature.

Axial flexibility in a coiled fuel tube resolves thermal expansion conflicts, reducing turbomachine weight while improving combustion efficiency.

A turbine fuel injector uses a metering valve to regulate leakage flow between primary and secondary circuits.

Segmented testing cavities in the probe isolate injected water from fuel streams, preventing contaminated fuel entry while ensuring accurate detection.

A fuel distribution device with radially arranged outlet branches simplifies mounting and replacement of fuel tubes in gas turbine engines.

An integrated valve and filter assembly replaces separate components to simplify maintenance of regeneration systems.

Interconnected mixing assemblies adjust fuel and water flow rates using specific valve coefficients to generate uniform mixtures for gas turbine combustors.

High-velocity injection eliminates flue gas recirculation needs, achieving ultra-low NOx and CO emissions without complex liner cooling.

A unitary fuel/oil manifold consolidates separate fuel and lubricating system components into a single integrated structure.

Nested fuel filter and oxygen removal unit reduces engine volume by combining filtration with membrane-based gas extraction in a single assembly.

A fuel oxygen reduction unit removes dissolved oxygen from liquid fuel using a stripping gas contactor and separator to prevent coking.

A fuel supply system mixes water and fuel via a turbulator to prevent separation, stabilizing combustion and reducing emissions in combustors.

Tapered engagement ridges join the adapter and cap to the fuel cell seal in one motion, reducing assembly time compared to multi-step processes.

Arcjet injects fuel vapor at high speed into supersonic airflow, creating shear that improves mixing efficiency within short residence time.

Telescopic inner housings in a pressure balanced transfer tube accommodate axial and radial movement while internalizing pressure forces to prevent damage.

Heating water to steam before mixing with hydrocarbons prevents layer separation and ensures stable flame combustion.

A fuel system merges centrifugal and constant-volume pumps with a speed changer to adjust rotational power.

A hybrid fireplace mixing device heats and combines ethanol with long-chain hydrocarbons to create a homogeneous fuel mixture.

Air pump agitation prevents non-petroleum fuels from stagnating and solidifying in storage tanks, ensuring reliable engine operation.

A thermal couple detects ignition within the integrated burner to resolve the trade-off between combustion efficiency and device complexity.

A passively-actuated auto-thermal valve directs fuel flow to an axial injector based on temperature changes.

Counter-swirl pathways reduce swirl intensity to minimize thermal shock and deformation risks in gas turbine fuel nozzles.

A fuel filter device uses a return switchover valve to route flow upstream or downstream of the element.

Double-block and bleed valves isolate fuel from purge air, eliminating combustible mixture risks in dormant circuits.

A dual solenoid fuel valve assembly uses a cam mechanism to manually override electrical control for continuous fluid flow.

Atomized liquid fuel undergoes partial combustion to produce secondary gas for complete burning in a second chamber.

Segmented shut-off valves coupled with a venting third valve eliminate creeping flows and contamination between high and low pressure areas.

Segmented catalytic alloy pieces increase active surface area exposure, resolving low efficiency caused by limited contact in large pellets.

A fuel gas removal system uses a variable venturi and bubble separator to extract dissolved oxygen from hydrocarbon fuel streams.

A supply capacitor charges from alternating mains voltage to keep a gas burner safety valve open.

Regulates additional inert fluid supply to counteract combustion pulsations and maintain stable fuel mass flow during transient operations.

Spherical magnets in a tubular passageway align hydrocarbon molecules, reducing fuel consumption and greenhouse gas emissions.

An integrated fuel port joined to the flange eliminates seal interfaces, preventing flame holding and reducing NOx emissions.

Six cylindrical magnets arranged in three pairs generate alternating magnetic fields to activate carbon atoms in flowing hydrocarbon fuel.

Aluminum extrusion replaces brass forging in domestic cooker gas valves, reducing weight by 30% while maintaining structural strength.

A portable vaporizer heats liquid propane through a thermal core to generate gas fuel.

An automated shutoff device detects fuel leaks and rotates the regulator valve knob to prevent safety hazards when occupants are absent.

A fuel distributor with a movable piston automatically controls fuel flow between pilot and main passages based on pressure.

A tension nut with a conically configured threaded sleeve region maintains preload on sealing cones in high-pressure fluid line systems.

Integrated staging valve controls fuel split using manifold pressure difference to prevent stagnation and lean blow-out.

Segmenting fuel flow allows heated delivery to injectors for deposit prevention while maintaining cooler temperatures at actuators to reduce wear.

A multi-stage fuel injection system uses a selective valve to route de-oxygenated fuel to inactive stages.

Mechanical coupling of a stripping gas boost pump to a fuel gas separator reduces oxygen content in liquid fuel and prevents coking.

A nitrogen purge subsystem displaces air and residual fuel from combustion turbine fuel lines.

A fuel injector valve element slides within a body to connect or seal fuel passages, preventing flashbacks and stabilizing combustion dynamics.

Selectively energized axial gap motors drive a piston pump, resolving reliability contradictions in direct metering fuel supply systems.