Engine Manufacture TRIZ Cases

Scroll rib portions with a bend and bend-back structure reinforce sheet-metal turbine housings without increasing thickness or heat capacity.

An asymmetric variable turbine vane row adjusts inlet flow area with reduced rotation, resolving the trade-off between adaptability and device complexity.

Variable vane assembly redirects gas through a vane arm to cool the synchronization ring and reduce temperature differences with the mounting case.

Flat coupling flange surfaces reduce water flow acceleration near the spherical hub, preventing cavitation damage and extending turbine longevity.

A turbine vane airfoil profile defined by specific Cartesian coordinates to enhance aerodynamic and structural optimization.

Internal lattice structures direct coolant air through engine case cavities to optimize thermal management.

A multi-channel spline seal uses intersecting channels with varying depths to create a ledge that minimizes cooling air leakage between turbine segments.

Segmented sealing plates absorb centrifugal forces to prevent gas leakage through engagement gaps in gas turbine rotor assemblies.

Turning vanes redirect inlet flow to align with heat exchanger channels, reducing total pressure loss caused by misaligned entry.

Axial derricking parts fit gasket and cylinder to restrict radial deformation, preventing adhesion damage during repeated pump maintenance.

Modular transvane assembly unites combustor gas flows to eliminate trailing edges, reducing turbulence and mechanical stress on turbine blades.

A segmented damper pin with an internal spring member dissipates vibrational energy between adjacent turbine blades.

Nanocrystalline coating on a polymer filler body eliminates expensive forging and machining steps while maintaining structural strength.

Segmented cooling circuit directs air through leading edge and central cavities to enhance thermal management across multi-wall blade surfaces.

U-shaped foils on turbine disk teeth direct cooling air to peak areas, reducing flow rates and extending service life.

A gas turbine intake device uses a settling chamber to separate particulate matter from bleed gas via gravity.

Raised material surfaces on blade outer air seals create convoluted airflow paths through perpendicular inlet holes.

Segmented cooling channels linked by inward-tapering holes reduce stress concentrations while maintaining heat transfer efficiency.

Removable preswirler segments on a modular casing manifold enable rapid configuration changes between compressed and ambient air cooling modes.

Forward and reverse runners create counteracting swirls that eliminate axial torsion, removing the need for extra flight control systems.

A rotatable hoisting accessory guides wires to wind turbine blades for vertical mounting on the rotor hub.

Segmented adhesive repair kit restores spar cap structural integrity without full blade replacement, reducing transportation and installation costs.

Cross-bank pins and cross-bars promote fluid mixing near trailing ends, resolving inadequate heat transfer at critical turbine airfoil sections.