Engine Fuctions TRIZ Cases

Stator vane shroud incorporates partition ribs and selective shelves to support an impingement plate for directed cooling airflow.

Segmented locking blades with side hooks distribute centrifugal loads in steam turbine rotors, eliminating stress concentrations from direct screw tapping.

A submerged panel drives a shaft and gear set to rotate an electrical generator rotor for power production.

Dynamic ramp rate control reduces clutch wear and shock loads by limiting acceleration during high speed differentials.

Segmenting the platform from the airfoil via friction fit isolates thermal stress and oxidation damage while allowing uniform cooling.

Segmenting the drive train into overhanging and supported portions reduces weight and maintenance by preventing bending loads from reaching the gearbox.

A starter air valve system uses a manual override and bleed valve to regulate airflow for controlled engine motoring.

A dedicated pump supplies oil to bearings via a separate fluid path during idle states, eliminating standby load from pressurized separator tanks.

A hybrid turbine component uses a ceramic core to force cooling airflow radially outward through embedded channels in the metal shell.

Strategic airfoil pockets resist heat conduction from hot gas path to cooling passages, preserving combustion air volume for higher engine efficiency.

Optimizing planet gear rim thickness ratios with specific pin clearance prevents metal-to-metal contact during high-load takeoff conditions.

Composite button reduces airfoil weight while maintaining structural strength for improved thrust-to-weight ratio.

Detects connecting rod breakages in aircraft thrust reverser doors by comparing sliding member positions to prevent asymmetric force transmission.

Optimizing the core engine casing diameter ratio to fan diameter between 0.2 and 0.4 prevents distortion without adding weight.

A variable output pump adjusts liquid flow to a turbine fogging array via control valves, resolving supply imbalances caused by weather variations.

A cryo-compressed hydrogen delivery assembly maintains tank pressure via thermosiphoning loops and heaters.

A hinged tilting barrier harnesses wave pressure fronts for energy conversion.

Reliefs on the turbomachine casing support a cooling plate to prevent positioning errors caused by thermal expansion and deformation.

A wind turbine drivetrain uses a motor to adjust planetary gear speeds and maintain constant output frequency.

Segmented cooling holes maintain airflow when blades rub shrouds, reducing tip leakage flow and improving engine efficiency.

Axial locking ring engages shaft grooves to prevent rotation during maintenance, reducing nacelle space usage and device complexity.

Integrating a heat pipe into the turbine casing reduces thermal gradients and thermomechanical stresses across the structure.

Aluminium or copper alloy coatings on gearbox journal bearing sliding surfaces reduce friction and wear.

Segmenting the low pressure spool into counter-rotating shafts and coupling them via a gear system reduces fuel burn while managing device complexity.

Spring-loaded locking means secure rotor blades to the hub without human intervention, eliminating personnel exposure during offshore installation.

Axially separated dual pitch bearings reduce blade tip deflections and stress by transforming moment loads into radial forces.

A nacelle thrust-reversing door uses a single power cylinder and shaft to coordinate outer door rotation with mobile cowl translation.

A ceramic matrix composite vane arc segment features a flange with a radial step face to transmit structural loads.

A variable area fan nozzle uses a sliding nacelle section to alter the exit geometry and mitigate turbulence ingestion noise.

Distinct sensor initial values prevent unauthorized replication while maintaining accurate creep monitoring data.

Applying a low coefficient of restitution coating to the vortex tube and swirl vanes prevents particle rebound into the intake, reducing compressor wear.

Segmented shaft seal design uses active cooling to prevent coking from hot gas leakage.

Movable carriage translates heavy extinguishing fluid reservoir into pylon apertures, eliminating arduous manual handling during installation.

Segmented coolant passages in fuel injector tips enable differential cooling flows that reduce hot spot temperatures and extend component lifespan.

A fluidic switching element directs cooling gas into outlet branches to generate pulsating impingement jets forming ring vortices.

Concentric rings enable independent axial movement and rotation to control variable geometry nozzle sections without distorting the circular exit area.

A vibration absorber uses a rotating flywheel mass to adjust resonant frequency and dampen structural oscillations.

A textile fiber sealing lip filters lubricant particles to prevent intrusion into the main seal, extending operational life.

Bias members apply radial and axial forces to ceramic matrix composite shroud segments, accommodating thermal expansion mismatches with metallic carriers.

A turbomachine casing arm uses a sliding removable part to house the transmission shaft.

Active electrical braking dissipates kinetic energy to reduce deceleration time and thermal stress.

Adaptive protocols transmit only changed sensor values to reduce bandwidth consumption and maintain time-aligned analytics accuracy.

Software logic monitors process condition rates to block relight attempts after fan blade detachment, eliminating fire hazards without adding hardware.

A flexible band mount wraps around an aircraft propulsor to secure multiple electrical components and sensors.

A spring-loaded mounting insert accommodates differential thermal expansion between a ceramic seal segment and metallic carrier, preventing misalignment.

Segmenting the cooling cavity with an intermediary heat shield reduces thermal conduction to the rotor disk while maintaining blade cooling efficiency.

Turbulator ribs inside gas turbine blade cooling channels boost convective heat transfer to maintain material integrity under high temperature.

A control system maintains steam governing valve opening degrees during power transients to stabilize turbine operation.

A hybrid model predictive control system manages multi-variable actuator commands using real-time sensor signals and non-linear engine models.