Engine Fuctions TRIZ Cases

A mid-turbine frame seal channels cooling air through perforated structures and tortuous gutters.

Segmented heat exchangers and a recirculation valve control fuel thermal properties, resolving precision cooling limits in single-stage designs.

Snap-fit heat shield aligns vane cartridge during assembly, preventing turbine wheel damage.

Segmented spoiler devices generate vortexes to prevent blade stalling and noise while maintaining easy repair access.

A vane adjustment assembly uses nested collars and a roller pin to position an annular ring for precise airflow control.

Segmented vane clusters secured by integrated wear liners resolve assembly precision versus productivity trade-offs.

An adjustable storage device with movable feet protects large wind turbine sections from ground damage while reducing crane dependency.

Segmented pumps handle forward and reverse rotation to eliminate mechanical rotor locks, preventing bearing seizing.

Axial-positioning bearing constrains the low-pressure drive gear, eliminating iterative fitting adjustments and reducing assembly time.

A split heat exchange system regulates tower temperature and humidity using internal and external thermal units.

A turbine shroud assembly uses a metallic carrier and brace mounting system to couple ceramic matrix composite blade track segments.

Integrated turbine exhaust case mixer redirects radial loads through reinforced inner shroud and stiffening bands.

Curved trailing edge groove redirects mechanical load along favorable paths, reducing stress concentration and enhancing blade fatigue resistance.

Adaptation circuit within sandwich core reduces radar reflection, lowering matching circuit complexity.

Load-dependent annular projections prevent oil film breakage under heavy radial loads while eliminating continuous friction during normal operation.

Segmented rotors and differential gearboxes resolve the trade-off between energy production and structural complexity in wind turbines.

Integral casing structures merge flanges and manifolds via additive manufacturing to enable precise thermal control.

Strain concentration features redirect mechanical loads away from peak-stress regions in ceramic matrix composite gas turbine components.

Segmented inlet design applies fluid anti-icing to porous acoustic panels, eliminating bleed air use and preventing turbine temperature increases.

An axisymmetric spigot interface decouples load transfer from asymmetric scroll walls, ensuring consistent distribution while reducing housing weight.

An electrical gearbox transfers rotational energy via magnetic fields across an air gap, eliminating mechanical wear and vibration in turbofan engines.

Passages connect compression chambers to a counter-pressure chamber, enabling variable back-pressure that reduces energy loss from excessive contact force.

A vehicle pump assembly uses a command gearbox to vary impeller rotation speed independently of the engine drive shaft.

A rim delimits an open tip cavity on the airfoil to capture and redirect fluid flow toward the trailing edge.

An aft oil dam and retaining ring in a fan drive gear system retain lubricant within the splined interface, reducing wear during relative movement.

Segmenting the stator vane holder into an annular member and a front-stage ring enables parallel planting operations that reduce manufacturing time.

Segmented retainer chambers prolong cooling air paths, improving blade durability and rotor efficiency.

A gas turbine compressor casing incorporates a fluidic opening to extract ingested particulates from the airflow before they reach downstream components.

Segmented low pressure turbines and gear arrangements reduce fan blade tip speeds while optimizing power distribution.

Segmented interstage seal segments transfer centrifugal load to turbine buckets, enabling field maintenance without disassembling the rotor assembly.

Radial channels in the delivery tube create a hydrodynamic film that centers the component and prevents oil coking.

Segmenting the cabin blower into separate modules reduces overhang and unbalance, resolving integration challenges in congested accessory bays.

A ceramic matrix composite blade track segment utilizes a metallic carrier assembly to direct cooling air toward attachment flanges.

A wind turbine cooling system uses a flow restriction device to separate gas from the cooling fluid.

Segmented guide vanes rotate synchronously through a driveshaft and control ring, reducing friction and torsional loading on bearings.

Valve device with 80% inlet area minimizes oil droplet atomization and exhaust pollution.

A turbine inlet particle separator uses an angled centerbody impact surface to divert inertially bound particles into a radial scavenge conduit.

A turbine blade tip shroud features a pressure side notch with arcuate profiles to reduce stress concentrations.

Spring fingers hold the washer to prevent bolt rotation, eliminating leakage paths and cumbersome two-sided access.

A reference tube channels oil through shaft apertures to lubricate a rotating spline, solving delivery failure in long gas turbine engines.

A thermally-sensitive orifice assembly passively expands to increase airflow in gas turbine engines.

Varying width resistive sheet material and conductive strips create equipotential lines that prevent hot spots in wind turbine blade heating elements.

Platform flow turning elements direct cooling air into airfoil cavities, eliminating flow separation and recirculation for improved thermal fatigue resistance.

Bent convective cooling channels deflect flow to enhance turbulence, reducing compressor airflow needs while maintaining thermal performance.

A vane arm with a tri-wedge circular pocket manages hoop stress concentrations in gas turbine engines.

Sensor-embedded monitoring bodies break upon bolt damage, enabling early detection of structural integrity loss in high dynamic wind turbine flanges.

Opposing reaction masses counterbalance each other via linkages, enabling utility-scale power generation in short-period wave climates without heavy springs.

A circumferentially continuous rib adjacent to the trailing edge provides thermal mass and compressive stress relief for gas turbine vanes.

Deployable inlet splitter plates segment the duct to attenuate compressor noise during approach without increasing overall engine inlet length.

A cam wheel device transmits rotational energy from a turbine to a drive wheel via an adjustable arm mechanism for power generation.