Specific Fluid Pumps TRIZ Cases

Segmented impeller channels prevent particle lodging while cement grooves strengthen the shaft connection.

Groove-tenon axial alignment eliminates studs to prevent stress corrosion cracking in nuclear reactor heat-transfer pumps.

Centrifugal pump delivers molten metal to die-casting molds, eliminating tube degradation and leakage issues.

A composite fan containment case uses a metallic backing plate to enable secure bolt attachment for gas turbine engine components.

Double curvature vanes eliminate end vortices and reduce wear while generating a coherent vortex for improved pumping efficiency.

A variable speed pump system regulates rotational velocity by monitoring motor torque to maintain stable operation across varying fluid conditions.

A submersible pump uses a reversible plate to configure flow channels for either clear liquid or solid-laden fluid evacuation.

Internal coolant paths in a solid feed pump divert heat from the housing and rotor, extending component lifespan while enabling use of standard materials.

A pump pressure relief arrangement uses a shearing element to move a side wall section, preventing overheating and blockages in slurry pumps.

Replacing parallel-axes gears with an epicyclic design reduces footprint and lubrication complexity while maintaining high compression efficiency.

A screw centrifugal pump cover plate uses through holes as inertial filters to direct partial flow.

Axial pin seals impeller recess to prevent solid matter damage.

Integral radial guide elements direct liquid flow along a heated pump chamber wall, reducing noise by preventing flow separation.

Flexible woven fabric covers slurry pump casings to prevent leakage and fragment ejection while minimizing added weight.

A single casing centrifugal compressor integrates multiple sections to compress propane dehydrogenation effluent.

Lateral projections on auxiliary vanes deflect radial outflows, reducing tip vortex strength and shroud wear in centrifugal slurry pumps.

A suction liner spiral design combined with forward curved impeller vanes manages slurry flow paths in solids handling pumps.

Removing the central bearing bush eliminates flow restriction, reducing pressure losses while maintaining radial support.

Segmented outlet openings double liter capacity without increasing pump size or requiring larger hoses.

An oblique cutting edge in the impeller seat severs solid matter, reducing energy consumption and preventing clogging from tangled fibers.

Carbon-carbon composites construct molten metal processing equipment with high strength and thermal stability.

Segmented rotating and stationary blades macerate tough solids into slurry, reducing energy consumption compared to single-stage cutting systems.

Replacing diesel engines with an electro-hydraulic drive eliminates exhaust pollution and reduces structural complexity in oil-gas field equipment.

Multi-stage grinder pump assemblies pulverize entrained metallic slag via abrasive vane rotation, preventing downstream component wear.

A multistage centrifugal grinder pump uses a semi-open diffuser to guide fluid between impellers.

Piezoelectric ceramic disks vibrate to prevent thrombus formation in implantable blood pumps, maintaining efficiency despite small gaps.

A miniaturized Tesla pump uses microtextured rotating disks to drive biological fluids via laminar flow.

Dual sealing ring system extracts solid particles and air from the impeller cavity via a dedicated recess, preventing shaft seal contamination.

A vibration sensor on the stator monitors rotor conditions while concentric teeth optimize processing efficiency.

Inward-folding flap valve eliminates lateral protrusion damage risks while reducing suction height and false air intake during slurry handling.

Tapered inner housing within slurry pump outer casing directs fluid flow through optimized impeller space.

A pump pre-cutter uses asymmetric wings to lift and convey heavy metal chippings from the vessel bottom.

Vent holes exhaust vapor from the pump chamber, preventing re-circulation that causes pressure instability and noise during high-speed operation.

Segmented outer wall geometry creates flow patterns that entrain floating particles, maintaining suction symmetry and preventing air trapping in sewage pumps.

Curved vanes and sand jump ramps deflect abrasive solids away from the diffuser bowl floor, preserving pump efficiency in sandy environments.

A backup adjustable speed drive circuit switches to maintain primary loop recirculation pump operation during main inverter malfunctions.

Open impeller design enables fluid circulation around the mechanical seal, preventing solids from entering the chamber while maintaining effective cooling.

Segmented vanes with thick roots and thin extensions balance abrasion resistance against mixing efficiency in slurry pumps.

Segmenting the pump stages allows high pressure boosting while reducing shear stress on dispersed oil droplets, improving downstream separation efficiency.

Direct coupling turbo-shaft engine to centrifugal pump removes gearbox, reducing energy loss and system footprint for hydraulic fracturing.

Varying specific speeds across stages handles dense phase CO2, eliminating topside processing and reducing equipment size.

Internal ultrasonic sensors measure liner wear through the outer casing, eliminating disassembly and enabling accurate maintenance scheduling.

Forwardly inclined expelling vanes reduce vortex strength at the shroud tip, minimizing side-liner wear and enhancing sealing reliability.

Journalled impeller seats shift axially to eject large solids, maintaining high capacity without permanent gaps that cause wedging.

Manifold plenum chamber pressurizes primary coolant to drive internal turbo pump turbines.

Trailing edge winglets on an open impeller increase local gap width to reduce jet-flow wear and power consumption in abrasive fluid pumping.

Cavities in the back shroud hold bonded tungsten carbide that gradually exposes as host metal wears, extending service life against abrasive slurry erosion.

A fluid pump separating disk combines diamond-like carbon abrasion resistance with stainless steel ductility to prevent breakage.

A reverse flow gas separator uses buoyancy and centrifugal force to separate gas from liquid before it reaches the pump intake.