Engine Manufacture TRIZ Cases

Radially oriented shank slot accepts strip seal to block leakage flow, preventing hot gas ingress and enhancing cooling efficiency.

Offset apex geometry reduces circumferential Mach number variation in the diffuser, enhancing fan efficiency and blade life.

A wind turbine rotor blade uses a variable-size gap between beam structures to distribute stress.

Segmented inflatable inlays prevent damage to aerodynamic attachments during rotor blade cable fixation.

A steam valve design uses a specific curvature radius and tilted tapered portion to minimize pressure loss and vibration while enabling rapid steam cutoff.

A blade lifting assembly uses a central gripper and root support device to position wind turbine blades for mounting.

A thrust reverser cascade integrates a flow disruptor to modify boundary layer air, reducing noise generation from gas flow interaction with the vanes.

A nozzle plate with through holes equalizes pressure between the intermediate flow passage and gap in a turbocharger turbine.

Segmented cavities and a spring intermediary enable conductive and convective cooling without diverting compressed air for combustion.

Spring-locking interlocking joint replaces permanent adhesive bonds to enable quick segment disassembly for maintenance.

A bayonet fitting secures a nacelle element to an intermediate casing shroud while permitting rotational movement about the engine axis.

Segmented turbine nozzles use feather seals to minimize leakage paths, improving cooling efficiency and extending component life.

Stacked curved beams and bumpers provide adaptive stiffness to prevent blade tip loss while maintaining airflow efficiency.

A segmented drainage plug uses a narrow coupling rod to allow water flow while maintaining seal integrity in pump assemblies.

Segmented modules and self-regulating pumps produce large continuous smoke volumes while managing operational control complexity.

Composite formulation balances pot life and bond strength to withstand centrifugal forces and thermal cycling.

Undulating ridges on a turbine blade tip shroud plate enhance structural stiffness while reducing material usage, eliminating complex cooling plenums.

Continuous ignition channels scavenge hot gases to prevent freezing blockages and eliminate neutral purge requirements.

Segmented compliant fasteners accommodate thermal expansion in gas turbine exhaust nozzles, reducing structural stress while maintaining aerodynamic precision.

A shaftless twin rotor turbine harnesses wind and wave energy through stacked vortical blades.

A hoisting system lifts a wind turbine hub carrying two blades in a bunny ears configuration to the tower top.

Partial vacuum creates uniform pressure across wind turbine blade joints, eliminating uneven force distribution and structural weaknesses.

Overlapping cylindrical spaces in a turbine blade induce swirling flows that collide against partition edges, resolving non-uniform temperature distribution.

A shut-off plug integrates locking means activated by screwing motion to prevent spontaneous unscrewing.

Segmented vortex generators prevent early detachment and stalling by maintaining stable airflow over the proximal blade region.

A butt-welded joint uses a second high-energy density beam to form altered zones that reduce tensile residual stress, mitigating weld toe stress concentration.

A contoured turbine endwall platform channels purge flow through a dedicated valley structure to reduce core stream mixing.

Segmented reinforced zones merge lightning capture with structural fabrication, simplifying assembly while maintaining electrical contact reliability.

Segmented deflection grid reduces front frame dimensions while preserving aerodynamic performance.

Interlocking heat shield guides cooling air through turbine blade root channels, preventing leakage into the bucket groove.

A flexible mesh surface contact transmits high electrical currents to a conductive rotor blade coating for de-icing.

Segmented cylindrical sections reduce construction time and crane costs by minimizing formwork changes while maintaining aerodynamic efficiency.

Overlapping exhaust chutes in an annular flow mixer increase shear area, reducing propeller thermal load and engine noise.

Chordwise lay-up of fibre sheets with progressive edge thinning minimizes trim waste while maintaining joint strength and structural integrity.

Engine-mounted air intake with flexible nacelle link stabilizes airflow, preventing misalignment disruptions during relative engine-nacelle movements.

An airfoil uses an acceleration channel to increase cooling air velocity for internal dust removal.

An intermediate flow path redirects main steam from vertical to horizontal orientation within a steam valve device.

A temporary vibration damper attaches to a wind turbine nacelle via the main shaft or transport interface to mitigate structural oscillations.

Inlet sleeve diverts particles via discharge pipe, reducing drag in high-Mach inter-fan zones.

Vertical assembly of wind turbine tower sectors eliminates tilting damage risks while reducing labor time through automated shifting mechanisms.

A turbomachinery design couples adjacent rotors via a fixed-ratio arrangement to enable contra-rotation driven by electric machines.

A face seal assembly uses a cup spring and composite ring to circumscribe an actuation pivot shaft, forming a dynamic seal with the bushing.

An extension assembly moves the rotor blade outward to create a gap for pitch bearing unit removal.

An asymmetric shank depression reduces static stress and bending deformations by preserving stiffness on the opposite flat side.

Hub frame extends forward into the hub with a top manhole, resolving restricted working space and enabling safe personnel evacuation.

Angled lifting device arms attach wind turbine components to reduce crane time and weather dependency.

Convex curvature in the inner rotor blade platform increases area moment of inertia to counteract centrifugal bending loads without adding mass.

A wind turbine positioning device uses a rotatable catching mechanism to align suspended turbines during assembly.

Pre-mounted counterweights balance the rotor hub to reduce torque stress on the gearbox transmission during blade installation.