Pump Components TRIZ Cases

Segmenting the diffuser into a separate ring reduces manufacturing costs while maintaining compressor stability and surge margin.

A shaft sleeve unit uses a buffering member to absorb vibrations and maintain coaxiality, reducing noise in liquid pumps.

Active magnetic positioning centers the shaft and seal to maintain a precise radial gap, eliminating residual contact wear during mechanical bearing backup.

Radial cooling channels in mid-frame torque discs use compressor bleed air to reduce temperature gradients, enabling conventional materials.

Integral bonding of turbine vane segments prevents relative movement under thermal stress, reducing fluid leakage and maintaining seal effectiveness.

An electrically conductive resin coating facilitates electrodeposition of a metal layer, resolving adherence difficulties on complex airfoil geometries.

Segmented hubs with interlocking features reduce airflow turbulence and noise while enabling compact heat dissipation designs.

Limiting yield strength and hardness prevents impeller cracking from hydrogen embrittlement while maintaining high rotational speeds.

A segmented fan casing uses a weaker forward region to allow blade passage and a stronger rear region to deflect ice impacts.

A multistage centrifugal pump uses a recirculation path with an adjustable flow control rod to modify discharge flow rates.

A heat dissipating fan uses a control circuit to reverse impeller rotation for automatic dust removal.

Leading edge bulges on forward-curved fan blades reduce flow separation and eddy formation, improving power density while maintaining manufacturing ease.

A dual-symmetry reinforcing flange attaches to healthy scallop lips via tapped holes to restore structural integrity.

An adjustable stator assembly modifies primary clearance via a radial shaft and nut system, eliminating frequent disassembly during gas turbine engine testing.

Modular pump assemblies combine serial and parallel configurations to adjust flow rate, overcoming the lack of electrical infrastructure in remote locations.

Axial engagement members attach fan liners to accommodate thermal expansion, preventing clearance gaps between blades and liner during operation.

Segmented bladelets with concave pressure faces reduce drive cable stress while maintaining compactness for minimally-invasive insertion.

Ligament-defined ports in an annular bleed case reduce pressure loss while maintaining structural strength against engine loads.

Offsetting the disk setback axially upstream dissociates cumulative tangential and bending stresses, preventing structural breakage.

Stationary decorative plate with translucent identifying indicia receives directed light from an assembly to maintain brand visibility during blade rotation.

Non-uniform stator vane spacing breaks flow periodicity to mitigate asynchronous excitations and reduce impeller blade vibration excitation.

A distinct seal support uses elastic cleats to compress the seal against the shell rim, enabling rapid mechanical installation without heavy platforms.

Varying blade profiles and angles of attack on the inlet guide baffle counterbalance asymmetrical air inlet disturbances, ensuring stable compressor operation.

One-way couplings link electric and mechanical drives to a shared impeller, enabling fail-safe operation when the electric drive fails.

Independent control of first and second stage inlet guide vanes maintains predetermined pressure ranges while maximizing power generation efficiency.

A monolithic impeller structure eliminates attachment points to reduce vibration while simplifying the manufacturing process.

An insulated separation wall thermally isolates hot exhaust gas recirculation ducts from cool inlet air near the turbocharger compressor.

Integrating the gearbox with the intermediate case eliminates lay shafts, reducing weight while positioning accessories in a cooler environment.

Mixes lower pressure steam at the turbine inlet to mitigate windage heating damage during full speed no load operation.

A liquid hydrogen pump impeller fastener uses an unconstrained length to accommodate differential thermal expansion between components.

Segmented seal ring and lock ring attach to rotor hub projections, enabling independent replacement of worn components without discarding the entire hub.

Shroud connects segmented rotor and splitter airfoils to eliminate tip vortex losses while reducing hub weight and complexity.

Axially spaced shelves collect sand while a restrictor assembly manages fluid flow to prevent pump blockages during shutdown.

A shaftless solid impeller design distributes centrifugal loads across contact surfaces to maintain rotor stability at high speeds.

Silencer seeds on blade suction sides reduce sound pressure while concentric hub layers minimize deflection without sacrificing airflow efficiency.

Internal cooling passages in a turbine shroud reduce pressurized air usage while maintaining gas flow path stability.

Segmented side seals bridge combustor gaps to prevent aperture formation from non-uniform thermal expansion and gas leakage.

Intermediary sealing member and deformable fingers dampen mechanical motion while preventing gas leakage between the stator and compressor casing.

A hollow metal airfoil bonded with polyurethane adhesive and metallic foam filler encloses an internal cavity to reduce blade weight.

Segmented reservoir chambers isolate outgassing effects, reducing lubricant foaming and oil loss while maintaining bearing lubrication reliability.

Radial oars drive water flow in a covered pool system, generating clean energy while minimizing greenhouse gas emissions.

Longitudinal passages circulate cooling air through compressor components using differential pressure.

Housing slits positioned forward of the contact point outnumber rearward ones, resolving directional mismatch between intake and rotation to improve efficiency.

Partial ribs transition between cooling cavities and a plenum to constrain fluid flow, increasing surface area for heat transfer.

Variable thickness resin cans with embedded reinforcements resist buckling while minimizing the air gap between the stator and rotor.

A direct drive rotation device moves lubrication fluid using centrifugal forces within a gearbox.

Embedding metallic tows within non-metallic tows creates a containment case that reduces weight while maintaining strength against fan blade fragments.

Segmented case assembly with intermediary diaphragm isolates diffuser from thermal growth stress while maintaining structural load paths.

A flexible support structure reduces transverse stiffness to accommodate lateral deflection in geared gas turbine engines.

Placing a compressor between the bearing enclosure discharge and the oil-removal system compensates for head losses while maintaining sealing integrity.