Turbines TRIZ Cases

A variable displacement pump driven by an accessory gearbox adjusts oil flow to match epicyclic gear speed.

Bonding segmented arched pieces with thermal growth constraints eliminates leakage and reduces weight in turbine rotors.

Removing surrounding metal creates a support surface for an inserted structure, preventing material deposition into internal channels during fusion.

Temporary protuberances stiffen asymmetrical gas turbine blades during injection molding to control dimensions and reduce material loss.

A vascular engineered lattice structure circulates cooling air through a gas turbine platform to manage thermal loads.

Welding tool prevents splatter contamination during aerofoil-to-stub fusion, resolving load transmission and weight trade-offs.

Shielded axial mid-section with insulator reduces heat transfer from lubricating fluid to core airflow, improving thermal efficiency.

Additive manufacturing merges the pump housing and impeller into one piece, reducing assembly time and production costs.

A powder slot joining method consolidates components via sintering and hot isostatic pressing.

A short-pulse laser creates shaped air holes in turbine blades, reducing thermal barrier coating cracks while maintaining cooling efficiency.

Pre-shaped tips and direct skin welding eliminate internal skeletons, reducing erosion and weight.

A pressurized jet breaks predetermined support points in additive manufacturing, eliminating manual removal time.

Segmented pressure sintering prevents aluminum evaporation, ensuring homogeneous mechanical properties in titanium parts.

A porous retention screen prevents filler loss and gas entrapment defects in wide turbomachinery gaps, ensuring strong joint formation.

Measuring first component dimensions to generate a profile that drives second component production, eliminating rework from dimensional variability.

Vapour phase aluminising fills the assembly clearance between two turbomachine nozzle blades to create a diffusion bond without filler metals.

Synchronizing a laser nozzle with a sputter blocking jig prevents dross deposition on workpieces during inclined beam machining.

Spot welding a flexible repair member into a cast steel recess disperses thermal stress, preventing new cracks without on-site heat treatment.

Laser build-up welding fuses metal powder and ceramic particles onto a truncated labyrinth seal to restore geometry while providing superior wear resistance.

Pre-thickening via cold spraying buffers heat input during welding, preserving the fine-grained microstructure of forged gas turbine components.

An additively manufactured airfoil integrates an impingement baffle to direct cooling fluid through internal chambers.

Hot-isostatic pressing consolidates superalloy powder around a removable core insert to create internal voids, reducing weight and enabling cooling passages.

Disposable braze tape prevents oxidation on superalloy surfaces, eliminating costly nickel electroplating and reducing manufacturing time.

Removable inserts shape undercut regions in metal injection molded turbine shrouds, eliminating die lock and additional machining.

Cables routed through non-parallel guide passages allow one actuator to control multiple pins, reducing device complexity while maintaining molding versatility.

Layered 3D printing creates an integrated rotor assembly that eliminates eddy current losses from laminated structures.

Additive build-up welding forms varied turbulator geometries on compressor and turbine surfaces, reducing manufacturing waste compared to subtractive processes.

A diode laser fiber array melts powder layers simultaneously to control thermal gradients and solidification velocities during additive manufacturing.

A self-aligning machining system positions a cutting device through a drill plate and alignment bushing to machine turbine blade holes.

Integrates a removable reinforcement portion to prevent thin end portion deformation during laser sintering, maintaining shape accuracy.

Integrally built insulation standoffs attach to stator housing walls to maintain accessory module temperatures below auto-ignition levels.

Discrete support pins form within the powder bed to stabilize downward-facing surfaces during electron beam melting.

A nickel-base superalloy composition with specific elemental content enhances gamma grain size and mechanical properties.

Spark plasma sintering produces fine lamellar microstructures in titanium-aluminum alloys.

Concurrent stress relieving during linear friction welding reduces residual stresses while maintaining hub inner diameter temperature constraints.

A composite thermal barrier and abradable coating reduces heat transfer to the airseal substrate while maintaining optimal rotor clearance.

External attachment means eliminate aerodynamic losses while separate components enable complex geometries.

Segmented titanium mandrel with thermal conductivity coating prevents contamination while extracting heat from deposited material.

Mobile build units and dual collectors enable continuous deposition on annular objects, eliminating fixed powder bed constraints.

Curved base plates and profiled re-coater blades ensure uniform powder deposition, eliminating external support structures and reducing post-processing time.

Additive manufacturing merges combustor components into a single structure, resolving high assembly costs and part count in miniature gas turbine engines.

Redistributing energy density via a high-order mode or top hat light beam suppresses internal defects and surface spatters in additive manufacturing.

Varying channel cross-sections along the flow axis balances heat transfer performance against pressure loss while reducing device size and weight.

Local flux application on extra-thick zones concentrates the arc for deeper heat penetration, eliminating pre-chamfering and reducing deformation risks.

Segmented shroud design with optimized reinforcing units prevents thermal damage during laser welding, maintaining structural integrity.

Rare earth oxide particles intercept silicon splatter during laser drilling, preserving environmental barrier coating integrity.

Surfacing enlarges the block outer surface to resolve localized strain and microstructure heterogeneity during blade joining.

Selective binder removal and local heating shape complex turbine panels, avoiding intricate mold designs.