Turbines TRIZ Cases

A split vane baffle combines additive and sheet-metal sections to place cooling holes near the trailing edge and improve impingement cooling.

Optimized high gamma prime nickel weld alloys enable crack-free ambient-temperature repair of single crystal turbine superalloys without preheating.

Dog-leg sacrificial weld portions create coaxial planar interfaces, preventing slippage and misalignment in rotary friction welding of curved parts.

Additively formed inner-surface features align with gas flow in turbine casings to cut pressure drop and improve engine efficiency.

A piston-loaded rotating insert boosts lubricant flow and directs fluid to drive shaft splines for better cooling and lower friction.

Gradual switching from position to load control limits pressing-load overshoot and surge pressure during linear friction joining.

Sacrificial terminal portions localize thermal deformation during additive manufacturing of thin-walled turbomachine parts, reducing finishing work.

A low-melting interlayer enables strong, thermally stable bonding between metal parts and metal-plated polymers without substrate deformation.

Resistance-welded pads restore worn turbine blade shrouds faster than braze tape, improving joint strength and reducing vibration risk.

A rotating, lockable control box creates maintenance space around the transmission without increasing fracturing unit footprint during operation.

Semi-random protuberances in additively manufactured resonant cells improve acoustic absorption across frequencies for turbomachine noise damping.

Inoculation added during laser metal deposition promotes fine-grain solidification in superalloys, suppressing hot cracking in build and repair.

An open bearing interior and overflow drain keep wind turbine rotor bearing oil at a fixed level, reducing leakage and easing lubrication control.

Dual oil sumps and gravity drains lubricate fore and aft wind turbine bearings through one oil circuit, replacing separate grease systems.

Selective binder deposition holds braze powder on discontinuous surfaces, enabling cleaner, more consistent diffusion bonding.

A spherical lens and control system reshape laser energy into a teardrop profile, producing shaped turbine cooling holes at lower cost.

Swappable lubricant containers keep wind turbines lubricated during maintenance, reducing shutdowns, leakage risk, and offshore servicing effort.

A 3D-printed inner gear rim cuts weight while maintaining uniform radial stiffness at planet bearings in geared gas turbine engines.

Centrifugal oil retention in an annular air lock gap creates a non-contact radial seal that cuts wear, leakage, and turbine maintenance downtime.

A flare bevel with axial extension creates a recessed hub-to-plate weld that improves penetration, reduces stress concentration, and keeps the joint compact.

Dual-logic electric pump control keeps turbine engine oil flowing during fire or overheating without oversized pumps or added heat shields.

A dual-plenum argon and vacuum layout removes titanium vapors and soot during laser welding to prevent oxidation and protect blade integrity.

Seed single-crystal build plates and controlled solidification let metal AM form complex parts with continuous crystal texture.

A cylindrical base is sized to match blade-root curvature, cutting weld bead passes, waste, and machining time in rotary member production.

Local mechanical working and heat treatment refine coarse grains at PM weld faces, lowering flow stress and reducing cracks, porosity, and degradation.

Material is deposited directly onto a wind turbine gearbox pin shaft to form a bonded journal bearing that cuts machining, weight, and fasteners.

Thermal spraying high- and low-melt braze alloys creates dense nickel-based repairs with low porosity, repeatable bonding, and less rework.

Evenly spaced tip-wall cooling holes fed by one supply channel improve turbine blade tip cooling, lower thermal stress, and ease airflow distribution.

A fixed and movable jaw tooling improves blade alignment, force transmission, and weld repeatability in confined turbomachine friction welding.

Thermal-sprayed high- and low-melt braze powders repair damaged nickel-based parts with dense joints, low porosity, and less rework.

A multi-axis laser scan head tracks curved coated surfaces to cut slots without moving the component, improving focus, speed, and repeatability.

Internal annular cavities and web fluid channels cut seal rotor mass while limiting thermal and clamping distortion to keep the rotor face flat.

A single Laser Metal Deposition head welds thin intermediate tip plates and rebuilds blade tips, cutting repair downtime and equipment complexity.

High-pressure gas impingement cools rotor blade tip cladding in process, limiting grain growth and producing stronger, longer-lasting weld repairs.

A nozzle-shaped air curtain creates a quiescent zone that vents buffer air, retains oil, and prevents leakage into turbine air systems.

A rotating prism and moveable mirror steer pulsed laser light through a fibre-fed head for precise, robust ablation in restricted areas.

Internal ribs divide a recessed airfoil into welded cover-skin pockets, cutting fan blade weight while preserving strength and fatigue life.

Sensor readings taken after machine stoppage let air bubbles dissipate, improving lubricating oil diagnosis accuracy in rotary machines.

Oblique scoop apertures and dual fluid jets improve lubricant pickup despite splash-off and axial misalignment in rotating equipment.

Localized TIG and electron beam welding repairs a hollow aircraft fan blade while preserving the braze joint and internal vacuum seal.

Blocking beads contain molten metal during high-speed arc welding, enabling faster metal layer buildup with cleaner outer surfaces.

A low-melting interlayer forms and solidifies at the bond region, joining metal to metal-plated polymers without thermal damage.

Minimum and reinsertion heuristics improve routing and scheduling utility under multiple constraints without brute-force computation.

Combining machining with laser build-up forms inaccessible inner channels in rotary machine parts while improving surface quality and resilience.

Multi-pass 3D laser ablation forms precise slots in curved ceramic TBCs to relieve thermal strain and resist CMAS-driven spallation.

A rib-guided wide-to-narrow weld path helps hollow turbine airfoils reduce stress concentration while limiting added weight.

An axially movable outer race lets a gas turbine rear cageless ball bearing absorb thermal expansion mismatch and avoid seizure.

Embedded cooling channels in additively manufactured squealer tip rails cool hot blade tips, cut leakage flow, and reduce coolant use.

Adjustable focal planes keep turbine component regions in focus for in-situ inspection and repair, reducing disassembly, downtime, and cost.

Laser treatment forms an oxide that reseals machined ceramic turbine surfaces, cutting pore infiltration risk and avoiding separate seal coating.