Pump Components TRIZ Cases

Frusto-spherical profiles on the pivot shaft interface prevent tilting and rocking to minimize hot exhaust gas leakage around turbocharger seal rings.

A segmented die assembly injects semi-solid metal alloys into blade cavities to form complex turbine wheels.

A turbine seal uses a ring-shaped outer support to stabilize against rotational movements and maintain effective sealing performance.

Auxiliary stator blades create negative pressure areas to deflect flow toward trailing edges and improve straightening.

A two-stage turbocharger directs charge air to cool the high-pressure compressor wheel using an actuator-controlled flowpath.

A rotating heat-sink-impeller structure circulates air via centrifugal pumping using a hydrodynamic air bearing.

Thickenings and depressions on blade suction and pressure sides target secondary flows caused by wall friction, reducing energy losses in turbomachines.

Radial undulations on stator faces create temporal phase oscillations in pressure fluctuations to dephase noise sources relative to the rotor wake.

Optimized blade axial distance ratio creates an inflow field buffer zone that reduces pressure variations and minimizes noise at the blade edges.

A turbopump merges turbine and pump rotors on a single plane perpendicular to the shaft axis.

A command center system selects engine set points to minimize noise from well operations.

An annular weight and viscoelastic member create a tuned mass damper that suppresses low-frequency vibrations in turbomolecular pump connectors.

A fan blade attachment root incorporates a cylindrical trench to distribute impact strain, reducing stress concentrations during bird strike events.

Segmented nacelle housing with an actuating door reduces crosswind-induced flow separation and rotating stall conditions.

Thermally deformed protrusions fix the resin vane wheel to the metallic holder, preventing deformation and maintaining rotor balance.

Rubber or foam fasteners absorb vibration energy from the cooling fan, preventing noise transmission to other components.

Decreasing Holweck thread web height in the pumping direction improves pump performance while maintaining mechanical stability of the rotor.

Segmented discharge port defining members with elastic supports limit heat transfer to the turbine housing, accelerating catalyst warm-up during cold starts.

A monolithic turbocharger bearing incorporates a three-dimensional lattice structure to increase thermal resistance between turbine and compressor sections.

A boundary layer ejector system entrains external bleed flow with engine exhaust streams to reduce nacelle drag and jet noise.

A bypass channel routes fluid from the impeller tip to the inlet, reducing abrasive wear on thrust pads caused by solids in pumped fluids.

Segmenting the pressure chamber with rotating elements lowers stress on seals, preventing deformation and wear while minimizing manufacturing costs.

Snap-fit tabs and an anti-rotation ring replace screws on the pump base, reducing installation time and eliminating screw vibration.

Curved cropped blade platform geometry reduces vibratory stress and prevents material loss from resonance excitation.

Rotating offset rings dynamically adjust rotor position relative to stators, eliminating match-set hardware requirements and reducing manufacturing costs.

Dual-threaded stud and insert assembly secure compressor impellers to turbine shafts.

A centrifugal compressor uses a threaded adjusting piece to synchronize an adjustable diffuser, preventing misalignment and sticking.

Segmented outer core casing positioning a flange downstream of compressors distributes bending loads to maintain engine stiffness.

Slit gaskets mounted on vanes seal clearances, eliminating manual injection and cutting process time from eight hours to thirty minutes.

Nickel-based superalloys in the first stage airfoil enable high rotational speeds, reducing engine weight while maintaining required pressure ratios.

Segmented pump casing provides direct access to internal shaft components for rapid bearing and seal exchange.

A turbo-molecular pump uses a heater and sensor to elevate stator temperature before rotor rotation.

Opposed holes and a seal ring redirect leaked air away from the bearing, preventing grease escape and maintaining performance.

A compressor shaft features a diameter ratio between 1.5 and 3.0 in axial versus radial regions to enhance pressure build-up.

A threaded securing component clamps the shaft to limit axial movement during compressor wheel failure.

Mounting the light guide axially on the first frame eliminates radial space conflicts, reducing the illumination fan size while ensuring proper assembly yield.

Thickened cover rims maintain contact pressure to eliminate gaps between the flexible cover and the vacuum pump rotor.

Segmented upstream and downstream grooves in the casing route recirculation flow to suppress surging while maintaining discharge pressure.

An oblong bleed port with a concave profile extracts compressor air between stator vanes.

Parabolic suction ring grooves suppress stall and surge at low flow rates while maintaining efficiency in centrifugal compressors.

Inclined surfaces on the production pipe and pump stator guide the inner element to reduce positional deviation of the central axis.

A resilient damping mass oscillates within a hollow fan blade to reduce structural flexing and stress concentration at the blade root.

Segmented shroud slots redirect interstitial gas to reduce energy loss and expand the compressor surge domain.

Segmented acoustic liner spaces maintain noise attenuation by preventing leakage flows caused by pressure imbalances between upstream and downstream regions.

A standalone drag pump uses a steel rotor and magnetic bearings to handle gas flow at elevated temperatures.

Embedding permanent magnets in blade tips eliminates external starter-generators, reducing engine weight and length while maintaining aerodynamic integrity.

A radial cooling fan positions the impeller hub outside the airflow path to minimize air turbulence and maintain efficient heat dissipation.