Turbines TRIZ Cases

Textured mounting feet trap braze material at stator vane joints, limiting overflow at fillet transitions to reduce cracking and delamination.

Solid retainer inserts mechanically lock adjacent components at low temperature, avoiding microstructural change and complex joining equipment.

Arc scanning with non-overlapping weld beads and gap-filling passes reduces heat concentration and delivers crack-free superalloy repairs.

Segmented ring sections absorb thermal expansion in a wind turbine gearbox to reduce oil leakage, wear, and pressure drop.

A porous AM metal coupon uses braze infiltration and thermal transfer structures to strengthen turbomachine joints, cut weight, and improve heat rejection.

Sequential internal and external coating forms turbine cooling apertures with precise meter and diffuser sections while avoiding coating damage.

A differential-pressure valve bypasses part of the lubricant flow to prevent filter pressure spikes while keeping wind turbine gearbox lubrication clean.

Textured vane mounting feet retain braze material inside shroud apertures, reducing fillet overflow, cracking, and delamination in stator stages.

Dynamic laser positioning changes surface thickness or removes material to form drag-reducing structures on movable bodies in fluid.

Binder jet printing and sintering produce turbine blade erosion shields with lower cracking risk, faster repair turnaround, and less inventory.

A 3D cutout annular portion adds flexibility at vane-shroud junctions, absorbing static and dynamic stresses to reduce turbomachine damage.

Hybrid DED, pre-heat treatment, and cold working repair Ti6Al4V IBRs while reducing anisotropy and interstitial contamination.

Opposed laser heads with independent power and motion weld curved turbine vane joints accurately, avoiding distortion and vacuum chamber cost.

A mixed low- and high-melting braze tape conforms to irregular openings, improves adhesion, and preserves a machinable surface.

A dock-and-shoe workpiece assembly aligns multiple parts to one build plane for batch additive repair with fewer recoater failures.

A removable overhanging mask with support ligaments shields AM surface openings during coating, preventing bridging, clogging, and extra rework.

A defined gutter-to-gearbox volume ratio and variable lubricant pump improve scavenging, reducing windage heat without underlubricating gears.

Pressurized fluid is routed through internal channels and new machining openings to flush trapped debris, maintain flow, and cool the tool.

A rounded conduit junction stabilizes turbine engine oil jets, reducing atomization and deflection for more consistent bearing lubrication.

A circumferential groove and oblique gutter capture centrifuged oil leaks and drain them reliably even during engine tilt and transient phases.

Thermal maps guide integrated fins, oil channels, and cavities in a bearing chamber to cut heat distortion without adding weight.

By changing workpiece distance instead of moving delicate optics, this case controls laser spot size for precise small-region additive manufacturing.

Pressurized fluid is routed through breached internal channels to carry foreign object debris out of additively manufactured parts.

A nickel bond coat tuned for alpha-alumina TGO formation limits oxygen diffusion, sulfidation, and top-coat delamination in gas turbines.

Capacitance-based sensing in engine fluid distinguishes harmful metallic chips from harmless debris, reducing nuisance alarms and maintenance.

A dual-melt superalloy powder mix fills pores and cracks during printing and heat treatment, reducing microcracking without hot isostatic pressing.

A holding chamber and switching mechanism meter oil into compressor air, keeping bearing oil mist supply stable despite pressure changes.

Blending high- and low-melt superalloy powders limits microcracking and porosity in additive repair and welding without hot isostatic pressing.

Bypass-passage heat exchangers cool compressed air or oil mist for gas turbine bearings without adding external hardware or engine size.

Positive exhaust-manifold pressure and an internal labyrinth stop lubricating oil from returning to the turbocharger compressor.

Angled plates form a wedge cavity that centers and secures oversized steam turbine seal rings for precise on-site outer diameter finishing.

Pressure sensors and an equalization valve coordinate wellhead and frac line flow to prevent pressure damage and improve fracturing efficiency.

A wedge-shaped cavity between angled plates secures oversized seal rings for accurate on-site OD machining with less outage time and waste.

Casting two blade parts and welding machined profiles forms a hollow turbine blade with lower manufacturing cost and less outlet angle deformation.

Wavy screen-mask openings create corrugated green parts that absorb bending strain, reducing cracks and deformation in powder metallurgical builds.

A graded low- and high-melting braze tape fills irregular openings while preserving a machinable surface after repair.

A self-fluxing coating seals surface-connected casting voids before hot isostatic pressing, enabling metallurgical bonding and lower scrap.

Rapid oscillation decay plus an axial force spike improves upset and prevents defects when friction welding dissimilar titanium alloys.

Segmented additive manufacturing and weld assembly cut bearing housing production time and cost while preserving strength for gas turbine engines.

Casting the airfoil first and laser-building the tip on a prepared core-supported surface cuts repair time and avoids weld cracking.

Directly rebuilding damaged honeycomb cores and panels on turbine engine parts restores strength without added resin, fasteners, or weight.

Internal powder-filled pockets with pins and bars dissipate blade vibration energy, cutting resonance amplitudes without external dampers.

A complementary fixture creates blade voids and a clearance gap, cutting powder loading and handling while enabling precise multi-blade repair.

Laser cladding onto tube stock forms fluid injector features with less machining, lower material waste, and flexible braze joint design.

An oscillating energy beam forms thin walls in a single pass, improving uniformity and speed in additive manufacturing.

Additive metal deposition forms the vane tip bottom wall, avoiding complex cores while preserving cavity cooling and lowering scrap.

Powder injection molding with green-part drilling and sintering forms shroud cooling passages that cut bleed-air demand and ease manufacture.

Superalloy wires and pins repair turbine cooling holes and cracks while limiting boron diffusion and preserving high-temperature strength.

A rotating build platform and mobile recoating unit enable larger powder-bed builds while maintaining scan quality and reducing material waste.

Computed tomography guides braze powder deposition, diffusion bonding, and machining to cut repair waste, defects, and thermal distortion.

Optimized nickel alloy chemistry enables ambient-temperature, crack-free welding of high-Ta single-crystal turbine parts without preheating.

Repeated friction-heating and cooling cycles build a controlled shear-zone temperature profile for welding coarse grain superalloys on existing equipment.

A pulsed laser patterns and cleans machine part surfaces to improve coating adhesion while avoiding sandblasting waste and chemical cleaning.

Multiple diffuser openings disperse drain-tube airflow to protect sump scavenge capability while avoiding orifice blockage and flooding.

A ray-length ratio rule for bladed disc stubs improves orbital friction weld homogeneity and limits contaminant buildup and material recirculation.

A pre-sintered boron-based braze preform restores turbine blade tip geometry while avoiding weld cracking, heat-affected damage, and cavity plugging.

A rod-loaded fixture insert pre-distorts compressor spindle vanes during turning to offset peening shift and keep spindle positions conforming.

Positioning the ceramic target above the jet head lets back-splash drain away, improving deep small-hole machining in CMC parts.

A floor-fed spill passage keeps debris circulating in the bearing housing sump, improving lubrication and reducing sediment buildup.