Engine Fuctions TRIZ Cases

A rotation motion converting device transforms bidirectional input into unidirectional output using independent transmission paths.

Patsnap Eureka analyzes balancing rotor forgings at low speed to reduce vibration during high-speed pre-spinning for effective residual stress relief.

A support platform integrates internal flow channels to circulate cooling medium and exchange heat with mounted functional devices.

A damage assessment arrangement transmits electrical pulses through a wind turbine down conductor to detect reflected signals for receptor health evaluation.

Angled tabs and slots allow cover plate installation in tight rotor spaces while seal lands limit deflection to maintain bore effectiveness.

Offset mounting apertures generate radial interference fit for bolts, preventing rotor shifting without requiring precise hole machining.

A controller monitors engine acceleration rate to detect gas turbine light-off events using predetermined flight condition thresholds.

Outer air duct design manages airflow velocity to protect radiator intake from sand and dust blockages in harsh environments.

A dedicated magnetometer measures real ground current to distinguish faults from converter switching noise, improving detection reliability.

Injecting high-pressure water into the gas turbine compressor reduces outlet temperature, lowering mechanical load while maximizing turbine mass flow.

Standardizing sun, ring, and planet gears across torque variants cuts design lead times while maintaining robustness through modular parallel units.

Chordwise plate elements distribute loads inside the aerodynamic shell to prevent surface deformations under edgewise and flapwise forces.

A unitary turbine shroud integrates internal cooling passages to manage thermal expansion within a single additive manufactured structure.

Specific cooling hole geometries reduce stress concentrations while maintaining efficient heat removal.

Flanges and flow guides in the casing cavity direct air for cooling, removing impingement plates to lower manufacturing costs.

Redirects ocean currents into a surface pool to drive a land-based hydro turbine for electric power generation.

Stationary guide vanes segment the annular space to redirect swirling flushing gas, preventing turbulence that weakens rotor blade cooling effectiveness.

Applying a thermal barrier coating to the turbine wheel inducer section allows higher exhaust temperatures and reduces material costs.

Windmills pump water into a storage tower to overcome intermittent supply, enabling continuous electricity via gravity-fed in-pipe generators.

Undercuts at axial end faces interconnect via stiffening members to control pressure variations and extend operational lifetime.

A variable area fan nozzle adjusts exit geometry to manage fan blade flutter characteristics.

Aircraft contrail assessment device calculates formation amount using onboard electromagnetic radiation sensors and processing units.

A reconfigurable lubrication system routes oil via a manifold and plenum, enabling single housing use across multiple orientations.

An anti-ice swirl system uses a fluidic oscillator to generate periodic heated flow, eliminating hot spots and reducing bleed air requirements.

Actuator-driven retraction of the heat exchanger restores flow conduit geometry, eliminating singular pressure losses during cruise phases.

Spring storage decouples unpredictable wind and wave motion from electricity generation, stabilizing power output while simplifying device structure.

Integrated cams within the bellcrank clevis guide a follower surface to eliminate side loading on flexible shafts in variable area fan nozzles.

A support mount connects a towershaft bearing to an intermediate case strut.

Elastomeric elements at the gear interface decouple vibration transmission to preserve bedplate stiffness in wind turbine drivetrains.

Detachable flow guides allow customized diffuser geometry to reduce exhaust loss while maintaining a standardized outer casing structure.

A washer fluid pump ventilation duct routes air through a multi-plane labyrinth structure to protect the electric motor from external spray water.

A gas turbine engine integrates a closed loop working fluid cycle to transmit power hydraulically.

Vacuum pump generates negative pressure in intake conduit to draw leaked grease from generator base, eliminating gravity-fed limitations.

Segmented rotor architecture with trapped weights eliminates disassembly for balance adjustment, preventing weight loss and vibration.

Compressible diaphragm mechanism within a parallelogram structure captures wave motion to pressurize seawater for shore-based turbine rotation.

A spring bias assembly exerts circumferential force on airfoil hub shrouds to maintain a locked condition.

Arcuate heat pipe segments conform to engine rotor walls, using phase change fluid to equalize temperatures and prevent bowed rotor conditions.

A turbine blade cooling circuit mixes forward wheelspace air with primary coolant to supply the trailing edge.

A chevron trip strip generates turbulence in a gas turbine cooling channel to enhance convective heat transfer.

A compressor bleed valve directs hot air into a heat exchanger duct for cooling.

Staggered sound-absorbing splitters reduce heavy duty gas turbine noise by 20-40 dB while minimizing system weight and pressure drop.

Segmented guide and alignment puck enable precise keyway formation in tight turbomachine spaces without complex repositioning.

A vertical axis wind turbine uses configurable airfoils that adjust pitch angle and profile shape during rotation to optimize aerodynamic lift.

Segmented seals manage pressure loads on ceramic matrix composite blade tracks, reducing torsion and bending stresses in gas turbine shrouds.

Segmented abradable rings with elastic centering adjust blade gaps via thermal expansion, isolating temperature changes from adjacent stages.

A gas turbine oil loop splits flow via a modulation valve to optimize heat transfer ratios, reducing fuel breakdown products during cruise.

Pre-installation parts on fixation and pressure plates align the diffusion pipe, eliminating manual support during turbine fracturing assembly.

Separating cooling fluid flows into distinct cavities mitigates high pressure drops and wear while preserving engine efficiency.

Auxiliary cylinders overcome dead center positions to ensure continuous 360-degree adjustment and bidirectional flow efficiency.