Engine Manufacture TRIZ Cases

A modular wind turbine blade uses a conical screw connection to join inner and outer portions via a winding form.

Nonzero camber endwall fences block pressure-side vortex legs to reduce turbulence and heating at turbine junctions.

Segmented poppet valve design reduces turbulence and pressure drop by routing fluid through separate inner bore and annular duct paths.

Elastic intermediate parts prevent plastic deformation and maintain blade gap dimensions, reducing compressor damage risks.

An overhanging seal assembly constrains vertical segments using positioner shims to maintain alignment.

Guide blocks with motorized winches lift turbine stages via guide cables, eliminating dedicated vessel requirements.

Defining the exterior airfoil surface with precise Cartesian coordinates resolves design complexity while maintaining stress resistance and lift efficiency.

Wavy cooling channels with pedestals enhance heat transfer in gas turbine components through localized flow control.

A thrust reverser cowl uses a pivotally mounted avoidance panel to prevent interference with wing slats.

Film cooling holes on turbine airfoil platforms use precise Cartesian coordinates for breakout points to optimize fluid distribution.

Corrugated pultruded composite strips create longitudinal grooves that facilitate resin flow between stacked layers.

Circumferential shroud grooves generate vortex-cancelling flow to disrupt tip leakage vortices, reducing entropy generation and heat transfer.

Optimized airfoil and platform contours defined by specific Cartesian coordinates enhance turbine rotor blade aerodynamic efficiency.

A waterwheel pump system delivers rotational energy using stored reservoir water, ensuring consistent output despite seasonal flow variations.

Relief cuts in the turbine nozzle disk reduce component wear and improve performance margin in air cycle machines.

An oblong frangibility recess in the turbine vane stilt reduces breakage speed while maintaining mechanical strength against centrifugal forces.

A wind turbine tower elevator uses a multi-section belt and jacking systems to transport nacelles and blades.

A common cooling flow directed through a tangential onboard injector cools the thermally isolated area of a gas turbine engine.

Integrated inner and outer reinforcing plates eliminate welded door frames in wind turbine towers, reducing material costs and preserving structural integrity.

A gas turbine blade features a trench part within the film cooling unit at the hole tip to enhance cooling air distribution.

Bulbous projections at rib turn openings distribute thermal expansion forces, reducing stress concentrations that cause low cyclic fatigue in turbine blades.

Planar acoustic septum inserts with specific tab portions provide friction locking within flexible honeycomb cells for noise attenuation.

Variable thickness flare members reduce stress concentration in gas turbine strut covers, preventing high cycle fatigue breakage.

A modularized air inlet system couples directly to a gas turbine engine enclosure without expansion joints.

Angled dovetail load surfaces accommodate differential thermal expansion, preventing misalignment and maintaining radial position.

Scalable Cartesian coordinate tables define compressor airfoil profiles, resolving efficiency and vibratory stress trade-offs.

Offset turbine blade cooling turns redirect gas flows into a central plenum, reducing pressure loss and leakage in high temperature environments.

Segmented lattice structure improves thermal response and reduces cycle stress in gas turbine strut shield collars.

Porous baffle design with a curved tail disrupts airflow to reduce thermal gradients and prevent hot spots in ceramic matrix composite airfoil vanes.

V-shaped axial stress rods transfer thrust loads away from the low-strength LP compressor case, preventing deformation and maintaining engine efficiency.

Downstream dimples generate vortices within secondary flows from inclined turbulators, maintaining high heat transfer while reducing pressure loss.

An induction pipeline guides flood and ebb tides into a tube turbine, converting kinetic energy into rotational power for continuous generation.

Serpentine cooling passages circulate fluid through turbine blade tip shrouds to reduce thermal stress while maintaining full coverage for engine performance.

An articulated handling tool uses blade weight to secure the component in a cradle without manual force.

Extending rear fan cowls creates radial space for sound deadening coating, resolving insufficient acoustic absorption area.

A wind turbine blade sling uses a rigid reinforcement member to maintain an open configuration for secure handling.

Nested ridges, dimples, and bumps on cooling surfaces expand convective area to reduce thermal stress in gas turbine airfoils.

A ceramic matrix composite component with an integrated internal cooling circuit formed by aligning holes in wrapped fiber sheets.

A vertically movable work platform adapts to varying tower diameters using arcuate guiding elements and telescopic mechanisms.

Air-permeable honeycomb sandwich panel in gas turbine nacelles dissipates turbulent eddies at displaceable portion rear edges while absorbing sound waves.

Sacrificial threads create internal channels in oxide/oxide composite blades, resolving machining difficulties and ensuring homogeneous impregnation.

Integrating electronic subsystems onto tower sections at fabrication sites reduces on-site assembly labor and transportation costs for large wind power plants.

Integrating the cascade section with the fan case reduces weight and pressure loss while maintaining thrust reversal effectiveness.

Segmented squealer rail directs coolant into tip cavity, reducing hot gas mixing and improving cooling efficiency.

Axially and radially displaced support points prevent detachment and twisting of prestressing elements, ensuring reliable sealing during startup.

Radial projections on a tie shaft redirect airflow into dead spaces between rotor stages, reducing temperature increases from poor convection.

Segmented pin fins and tapered ribs mitigate pressure loss while enhancing heat transfer efficiency in high aspect ratio gas turbine components.

A heat shield positioned between a blade track and nozzle guide vane seals the cavity gap through thermal expansion.

Extracted working fluid expands through a second turbine to cool the first turbine, raising inlet temperature while reducing compressor power consumption.

Removable rotor hub assembly eliminates heavy flanges to reduce inertia and simplify wind turbine installation.