Turbines TRIZ Cases

A variable-section jet pump balances oil flow between engine and gearbox circuits, cutting complexity, power use, and cavitation.

Separating the airfoil from the root enables microchannel cooling and tailored materials in gas turbine components without single-piece casting limits.

A staged heat treatment and post-weld stress relief sequence preserves strength near nickel alloy welds while lowering strain age cracking risk.

Multiple pitch bearing grease outlets are routed into one collector using gravity and centrifugal force to cut emptying time and offshore maintenance effort.

A cBN-in-NiCoCrAlY layer over thin high-temperature solder protects turbine blade tips from abrasive wear and oxidation during start-up.

Non-contact 3D measurement and automated CNC removal restore turbine guide vane flow contours to cut fuel loss and extend service intervals.

Sacrificial supports stabilize compressor blades during simultaneous additive and subtractive repair, improving precision and reducing scrap.

Internal annular cavities and fluid channels cool the seal rotor, reducing distortion and helping maintain rotor face flatness.

A partial vacuum pulls braze tape uniformly into turbine honeycomb cells, improving repair consistency, ergonomics, and throughput.

A trim restrictor cuts gas turbine oil bypass flow to under 10%, reducing pump capacity, parasitic losses, and lubrication system size.

Thermal processing refines the titanium disk microstructure before friction welding blades, enabling lighter rotors with balanced strength and fatigue resistance.

Spray bars and dual supply lines lubricate bearings and carbon seals across engine power conditions while cutting piping weight and part count.

A deformable insert expands under centrifugal force to deliver more lubricant to drive shaft splines and centerline gearbox interfaces.

Additive buildup plus selective machining forms bladed rotors near the hub without costly form-fit joints or high-aspect-ratio tools.

Pressure and temperature trends from existing fluid sensors reveal overpressure valve opening or closing, cutting extra hardware and false alarms.

Discrete micro-bumps on the airfoil cooling passage raise turbulence and surface area to improve heat dissipation without blocking flow.

Pressurized air creates a quiescent zone in the sump vent cavity, separating oil and particulates to prevent leakage, contamination, and coking.

A tailored nickel-based weld filler balances ductility, oxidation resistance, and thermal expansion matching to reduce cracking in turbine superalloy welds.

Diffusion bonding preformed blade parts cuts Titanium Aluminide machining waste and cycle time while preserving precise turbomachine blade profiles.

A grooved cover and annular pilot projection improve weld edge bonding and penetration, extending torque converter fatigue life.

A non-circular core fiber laser forms diffuser and metering hole sections in one shot, cutting drilling time while preserving shape precision.

A perforated baffle placed upstream of the bearing chamber outlet separates and directs oil mist for better evacuation and lubrication.

A two-layer cBN and NiCoCrAlY blade-tip coating resists abrasive wear during bedding-in while preserving oxidation protection and tip clearance.

Ultrasonic dispersion and wire drawing enable Al-BNNT feedstock for WAAM, producing large high-strength parts without weak assembly joints.

Localized exothermic brazing replaces vacuum furnaces for turbine component repair while maintaining reliable metallurgical bonding.

A ceramic core and cast airfoil form a DMLM build surface for turbine tips, cutting repair time and cost while preserving microstructure.

An electric pump stabilizes oil mist delivery despite extracted-air pressure changes, cutting oil storage needs and aircraft weight.

A welded hybrid airfoil uses ribs, recessed pockets, and a cover skin to cut fan blade weight while limiting stress concentrations.

Weld beads are built on an oversized circular base, then cut into blades and recesses to reduce passes, waste, and machining time.

A nickel-boron-germanium braze fills superalloy cracks with adjustable melting point, ductility, and oxidation resistance without silicon or gold.

A movable filler-formed damping structure absorbs blade and vane vibration in turbomachines, reducing crack formation and maintenance downtime.

Dynamic resistance thresholds let aircraft engines detect metallic chips more accurately across flight conditions while also flagging circuit faults.

Separate springs absorb shift valve and plunger body impacts, reducing lubricator wear and improving plunger lift reliability.

Embedded cubic boron nitride in a self-braze matrix improves turbine tip wear resistance, clearance control, and oxidation protection.

A dual-powder superalloy mix uses a lower-solidus phase to heal pores and microcracks during additive manufacturing, avoiding hot isostatic pressing.

Embedded fuel passages use exterior cooling to phase-change test fluid, isolate injectors, and cut attritable engine flow-test time.

Bypass-passage air cools compressed air and oil mist for turbine bearings, maintaining lubrication while avoiding a larger engine.

A straight-line link clamp boosts holding force in linear friction welding without larger cylinders, improving pressure accuracy and weld precision.

A pylon-linked movable support stabilizes air-oil exchanger alignment despite thermal expansion and improves maintenance access.

Sensors on a pivoting swing arm feed CNC I/O signals to prevent misalignment, reduce collisions, and speed deep reach machining setup.

Metallic foam and a rotor-shaft separator remove air from lubrication oil without a breather system, cutting engine weight and cost.

A three-layer power unit stacks the turbine engine, intake, and muffling compartment to cut footprint, ease remote transport, and reduce noise.

Closed-loop laser and auxiliary heating stabilize the melt pool and substrate temperature to enable mold-free epitaxial growth of single-crystal superalloys.

An internal damper pocket built by additive manufacturing cuts airfoil vibration without surface interference or split-side bonding.