Engine Manufacture TRIZ Cases

Multi-strut joining members transmit torque between an adjustment ring and a stator vane, resolving rigidity constraints while minimizing weight.

A closed loop cooling coil removes heat from compressed working fluid, reducing thermal stresses on turbine components.

An abutment lug on the rotation-proofing peg prevents radial displacement of the heat shield sheet, eliminating casing scratches.

A rotatable caret inlet adjusts ramp angle and capture area to optimize airflow compression across flight regimes.

Angled blade connection braces enable vertical mold separation, reducing manufacturing complexity while maintaining structural rigidity.

Oil feed openings in dual journal bearings accommodate torsional loads and misalignments, reducing gear weight and distortion.

Electromagnetic transceivers remotely detect fan variable area nozzle flap positions, eliminating heavy mechanical linkages and reducing system weight.

A slidable support surface within a frame structure occludes wind turbine openings to prevent personnel exposure.

Varying sparcap chordwise widths reduce panel wall length and manufacturing costs while maintaining structural integrity.

Segmented concrete support modules reduce setup time and material usage by concentrating structural strength only under heavy loads.

Varying turbulator angles along serpentine passages lower upstream temperatures while reducing cooling fluid consumption.

Inclined joint surface redirects foreign substances away from the metal receptor interface on wind turbine blades.

Combining a Gurney flap and splitter plate on a wind turbine rotor blade balances lift and drag coefficients to improve the lift-to-drag ratio.

A floating clearance control ring uses thermal expansion to adjust an outer air seal, resolving slow response and weight issues in gas turbine engines.

Skewed actuators displace a transcowl relative to a stationary cowl, creating an auxiliary inlet that resolves bypass flow deterioration during reverse thrust.

Rotating crane system on an assembly vessel supports offshore wind turbine components, reducing long-distance transportation of fully assembled units.

An I-shaped beam disassembly apparatus mounts directly on rotating electric machine frames to enable vertical lifting and horizontal trolley movement.

Lever arms connect a new perimetral structure to the existing pedestal, enabling heavier turbines on current sites.

A rotor hub counterweight system uses a steering mechanism to orient a beam and mass, enabling blade installation at higher wind speeds without large cranes.

Segmented groove slots amplify strain within the integrally bladed rotor disk, managing bending modes during high-speed rotation.

Support pins with bearings maintain rotational axis alignment of wind turbine components, eliminating the need for large external cranes.

Increasing airfoil curvature near the trailing edge flattens pressure waves, reducing shock losses while maintaining high power output.

Vane assemblies use segmented cooling apertures to direct high-pressure air to leading edges and lower-pressure air to trailing edges.

A recessed sealing member compresses against the fan case to stop air leaks between the stator vane and engine core.

A conical helix nozzle accelerates fluid flow through a spiral passage with decreasing diameter to boost outlet speed.

Asymmetric turbine rotor disc teeth shift projecting portions radially to enhance mechanical strength and cross-sectional area.

Radial firing tubes redirect exhaust gas through a pulse detonation system, reducing axial length and improving cooling efficiency.

Woven composite retention strap prevents filler delamination under thermal stress while maintaining low engine weight.

Cold end electric motor stabilizes mechanical power delivery to compressors during ambient temperature fluctuations.

Additive manufacturing creates a one-piece air supply unit with internal partitions that improve cooling uniformity across turbine casings.

A monopropellant injection device uses a movable part with radial orifices to modulate flow and maintain stable injection speed.

Pivoting turbine assembly allows removal without divers, reducing downtime and safety risks.

Modular alignment tool kits reposition misaligned wind turbine components without external cranes, reducing maintenance costs.

Rotor blade tip geometry alters local pressure distribution to minimize leakage mixing losses without increasing rotor mass.

Spiral coiling a composite liner simplifies manufacturing while localizing thickness to enhance ballistic protection without excessive weight.