Engine Manufacture TRIZ Cases

A rack-and-pinion wave energy converter uses sliding working bodies and dynamic anchoring to improve storm stability, durability, and upkeep.

A yielding airfoil mounting interface absorbs bird-strike and debris loads through multi-directional deflection while keeping turbine components lightweight.

A Y-weave ply extends through the platforms to form a smaller CMC vane trailing edge while avoiding post-densification machining.

A separated shear web and spar cap layout keeps adhesive joints accessible for rework while preserving blade stiffness and structural integrity.

Varying liner thickness, porosity, and core depth across the bypass duct broadens fan noise attenuation beyond single-frequency tuning.

A branched flange helps composite gas turbine airfoils handle directional stress while improving attachment, sealing, and manufacturability.

A hybrid adapter combining threaded inserts and T-bolts repairs blade root delamination and crack growth while extending blade life and AEP.

Dual retention features keep gas turbine seal arc segments sealed under thermal distortion, reducing leakage and stress concentration.

Using inlet air ahead of the fan for heat exchange avoids bypass-air cooling losses while reducing drag from extra scoops.

Rounded slot and tongue geometry maintains sealing contact in CMC turbomachine sectors while reducing EDM tool wear, cost, and surface defects.

Support parts and cooling fins in a turbine airfoil air-jet path cut cross-flow and raise cooling efficiency in blades and vanes.

A machined smooth damper land on a CMC turbine blade platform improves damper contact and vibratory force transfer.

Normalized airfoil coordinates combine axial sweep and tangential lean to improve stator vane airflow guidance while holding tight geometry tolerances.

A three-part cooling channel with a downstream inner passage balances outer-span blade cooling while simplifying core casting.

A lightweight core in the fan platform outer wall boosts structural integrity under centrifugal loads without adding monolithic weight.

Extendable probing arms and Mecanum wheels let a blade repair sprayer reach both sides of internal reinforcement plates without manual entry.

A guide covering the cooling fluid supply hole evens stator vane cooling and reduces vibration and accessory damage in gas turbines.

A modular central-tower floating foundation improves load distribution, cuts ballast and steel demand, and lowers offshore wind construction cost.

Visual overlap markers on blade sheets speed layup checks, cut excess material, and keep overlap within tolerance for reliable load transfer.

A UAV keeps a blade repair robot connected and precisely positioned, cutting wind turbine leading edge repair downtime.

Separate circumferential support cantilevers let hub hydraulic components deflect with loading, reducing fatigue wear and deformation stress.

A work platform installed with the blade horizontal and used after vertical rotation enables safer in-situ wind turbine blade repair.

A curved bypass-duct heat exchanger uses an inflection region to dissipate gearbox and bearing heat while limiting aerodynamic losses.

A groove at the rotor shaft flange edge disperses hub-joint contact pressure, reducing fatigue, cracking, and wind turbine maintenance.

An annular scroll extracts debris from the gas turbine core flow and returns cleaned air upstream to limit pressure loss and performance degradation.

A metal-composite blade root uses friction surfaces and embedded metal sheets to shift bolt loads into shear and improve fatigue life.

A lightweight honeycomb or foam core reinforces the fan inter-blade platform wall to resist centrifugal bowing without adding mass.

Controlled pre-deformation lets a turbomachine abradable ring enter an annular groove quickly without crushing its honeycomb cells.

A tapered interstage shaft redirects rotor loads and frees axial space for bearing integration in a boltless axial compressor assembly.

A lug-slot scroll case mount allows radial thermal expansion while isolating the turbine support case to maintain tip clearance and limit gas leakage.

Interleaving metal and fibre sheets in the blade root ring improves load transfer, fatigue performance, and support for longer wind turbine blades.

A metal film bonded to a rubber layer protects wind turbine blade leading edges from particle wear while staying flexible for handling and application.

S-shaped or Z-shaped sidewalls let gas turbine nozzle sectors print on standard DMLM machines while limiting thermal deformation and clearance growth.

Resistive heating joins sloped resin interfaces in segmented rotor blades, cutting on-site assembly time and avoiding heavy mechanical joints.

Smooth arc-defined tip shroud profiles improve stress distribution and mass balance, extending creep life without sacrificing turbine aerodynamics.

Embedded terminal elements in the blade core simplify lightning conductor connections, easing fabrication and repair while preserving laminate integrity.

Localized wall protuberances extend airfoil film holes beyond thin nominal walls, improving turbine cooling while reducing component weight.

A third-stream exhaust with chevron nozzle mixing cuts jet noise while preserving thrust and propulsive efficiency in gas turbine engines.

Axially offset cutter teeth on a turbine blade tip shroud reduce aerodynamic loss and wear while improving balance and creep life.

Alternating radial cooling flow and bypass channels help gas turbine vanes resist clogging, balance wall temperature, and cut coolant use.

A polyaspartic and aliphatic polyisocyanate coating improves wind turbine blade leading-edge erosion resistance, UV stability, and adhesion.

Heated air inside blade cavities and zoned surface heating improve resin curing uniformity in wind turbine blade joints.

An adjustable hub-mounted counterweight keeps the rotor balanced during single blade installation, reducing crane demand and gearbox load.

Short-fiber CMC honeycomb cells cut coating mass and cooling needs while fitting complex turbomachine geometries at high temperature.

Tailored wall thickness and composite stiffness distribution suppress VAFN flutter, reducing stress and improving nozzle durability.

A movable turboprop inlet shifts axially relative to the propeller to improve pressure recovery while reducing noise and backflow risk.

Oblique tabs lock the blade root foil against axial movement, reducing friction wear, foil disengagement, and rotor maintenance.

A re-closable fastening and flexible seal secure wind turbine blade components while allowing inspection, removal, and repair under fatigue and shear loads.

Reducing outboard chord and thickness while extending the tip cuts segmented blade mass and root loads without hurting wind turbine productivity.

Buoyancy-supported floating vessels, gripper tools, and slip-joint interfaces simplify offshore turbine installation while cutting jack-up time and cost.