Engine Fuctions TRIZ Cases

Segmented guide vane wheel resolves insufficient pitch spacing in reduced-size engines by creating enlarged passages for borescope access.

An underground hydraulic energy chain converts water pressure into electricity, eliminating weather dependency.

A wind turbine rotor blade features a continuously increasing chord angle from root to tip.

Segmented monitoring paths isolate auxiliary pressure from primary interference, enabling accurate fault detection during extreme maneuvers.

A tiltable platform with a linear actuator positions the generator driving wheel against the wind turbine rim.

A controller compares bleed air sensor signals against reference values to identify system faults.

Secondary oil pump delivers lubricant through smaller flow path to prevent bearing seizure when primary pump shuts down.

An integrated vessel uses a six-degree-of-freedom parallel manipulator to stabilize and transport completed offshore wind turbines.

Auxiliary turbine engine produces inert gas via combustion to maintain fuel tank safety without reducing main engine efficiency.

A hydro-mechanical power generator uses buoyancy vehicles and flexible couplings to drive a rotatable drive shaft.

Segmenting the interference fit from the pretension function resolves the conflict between connection strength and available bolt length in lattice wind towers.

Varying extension element section moduli and inclination angles optimize pin positioning to reduce tangential displacement under high mechanical loads.

Segmented electrical and mechanical pumps maintain bearing lubrication during grid loss, resolving reliability complexity trade-offs in wind turbine gearboxes.

A controller monitors shaft twist data to identify reversal events for accurate shear detection.

A hybrid drive architecture merges a recuperative cycle engine with a simple cycle engine to optimize power distribution.

A spring-loaded valve in a transfer tube manages lubricant flow, preventing oil waste during high-pressure engine operation.

A controller regulates steam injection and fuel flow in a gas turbine engine to augment power output.

A segmented ring assembly supports a jacket ring segment radially inwardly within a turbomachine casing.

Aircraft propulsion system uses a thermal routing fluid to transfer heat from the core engine to a bottoming cycle working fluid.

A turboexpander generator recovers waste heat from power electronics via a heat transfer fluid to preheat process gas, reducing CO2 emissions.

Merged damper and seal structure resolves stiffness complexity trade-off by providing increased vibration damping performance for gas turbine engines.

A connection shaft establishes a fluid communication path to vent the motor-generator.

Interlocking gears drive Variable Area Fan Nozzles while locking the thrust reverser, eliminating hydraulic hose fatigue.

Segmented airfoil louvers mitigate tonal noise and aerodynamic losses in small-to-mid sized turbofan engines.

Integrated trailing edge panel merges serrations and attachment into one structure, eliminating discontinuities that cause turbulence noise.

An expandable structure connects a hinged door and mount to dissipate energy during pressure relief, eliminating complex piston mechanisms.

Enclosing fasteners inside an interlocking channel eliminates airflow disruption caused by secondary retention methods like lock wire.

Alignment features on a casting core prevent shift during production, ensuring accurate internal geometries and reducing scrap rates.

Controlling blade count and rotational speed reduces noise without increasing weight or reducing aerodynamic efficiency.

Laser drilling and segmented electrodes create cooling channels that prevent crack formation and guide airflow efficiently.

Positioning the pitch rotation connector reduces pitch-dependent moment, preventing governor resonance and stabilizing blade pitch.

An articulated support fixture with sliding bearing blocks and a lateral axle adjusts to wind turbine blade flexing during transport.

A hybrid turbofan uses a differential gear system to transfer power between electric machines and spools.

Porous wing and discourager segments form a labyrinth fluid path that resists hot gas ingestion into cooling circuits.

A wave-wind hybrid power system uses a torque adjusting unit to stabilize generator output from sea motion.

Axial and radial shrouds confine lubrication fluid near gear surfaces, reducing windage losses from air-oil mist in gas turbine engines.

Pre-formed trenches eliminate electrode interference with trip strips, ensuring uniform hole diameters and preventing blockages during manufacturing.

A fuel heating system with a hydro turbine on the recirculation line reduces parasitic pumping losses while maintaining required water pressure.

Segmented composite blades with pre-integrated bolt connections resolve transportation weight constraints while maintaining structural strength.

A dedicated support member restricts relative movement between compressor portions, enhancing compression efficiency while simplifying plumbing access.

A pull-belt drive transmits torque to wind turbine rotor blades using a block and tackle arrangement.

Compound fillets at blade post intersections minimize stress concentrations, enhancing fatigue resistance under thermal loads.

Casing cooling fins reduce thermal stresses and mechanical deformations by improving heat removal through targeted local quality application.

Conductive measuring line with chimney brush tip enters rotor blade root to test lightning protection system, removing hazardous working-at-height requirements.

An interface assembly with interlocking components maintains axial and radial alignment between translatable nacelle structures.

Segmented lubrication with independent pumps monitors fluid conditions to resolve the trade-off between tailored lubrication capability and device complexity.

Electronic control means shifts active and inactive cycle frequencies away from machine resonant ranges to prevent damaging vibrations.

Segmented flange relief regions reduce material consumption while maintaining crack resistance in wind turbine towers.

An impingement plate with cooling holes accelerates airflow to cool turbine shroud seals, reducing oxidation damage and high cycle fatigue failures.