Pump Components TRIZ Cases

High-pressure compressor bleed air, cooled through a heat exchanger, improves aircraft fan bearing cooling for higher loads and speeds.

A variable inlet and divergent-wall diffuser push the surge line to lower flow rates while preserving turbocharger compressor high-flow operation.

Colliding dual airflows steer the outlet stream by varying one duct restriction, cutting noise, pressure loss, and leak paths.

Variable impeller-casing clearance uses fluid pressure differences to self-balance axial thrust and protect turbopump bearings.

A rotatable fan module switches inlet and exhaust airflow without replacing the unit, keeping pressure consistent while reducing inventory.

An eccentric diffuser radius layout suppresses low-speed regions and backflow while preserving pressure recovery and compressor operating range.

A geared fan with 17-20 low-solidity blades balances high bypass efficiency, lower noise, and reduced specific consumption in aircraft propulsion.

A slotted blower housing lets the motor and fan wheel slide out for service without removing adjacent HVAC components.

Limits fan speed at power-on, then switches to power- and temperature-based control to reduce noise without sacrificing heat dissipation.

A metallic tip sheath with an insulator lets composite fan blades run tight casing clearance while limiting rub heat and thermal damage.

Radial and axial ribs narrow impeller gaps to suppress secondary flow, improving turbomachine pressure, volume flow, and acoustics.

A folded blade structure with spot-welded contact portions and pillar-hole joining cuts centrifugal fan manufacturing time and fixture cost.

Inclined guiding parts and a rotatable snap connection let one installer mount or remove a fan lamp faster, with stable fixation and cleaner appearance.

Distributed strut vanes hold the intermediate ring concentrically to cut blade passing noise, stress, and airflow losses in ventilators.

Offset rotor blades let a compressible pump fold and expand with less kinking and stress, improving blood pump deployment and durability.

Resin-sealed waterproof electrical parts and cord let this air-blowing assembly be washed with water without motor failure.

A resonance cavity and neck opening attenuate server fan noise while maintaining airflow, improving cooling environments for servers.

A trackball with optical detection lets a handheld fan adjust airflow quickly and precisely without button wear or stepped speed limits.

Magnetic coupling with a barrier can transfers torque without contact, containing high-pressure fluid and preventing contamination in compact pump systems.

Spaced side wall sections cut injection-molding wrapping force on the base plate, preventing deformation and preserving fan stability.

A collector passage and circumferential inlet slot even out secondary refrigerant flow to cut pressure mismatch and aerodynamic disruption.

An adhesive rib-and-clearance structure limits thermal center-of-gravity shift in centrifugal fans, reducing vibration and noise.

A protrusion-defined adhesive clearance lets bonded fan parts absorb thermal expansion differences and reduce vibration and noise.

High-density oil and a gravity trap create a barrier that keeps wellbore fluids out of motor lubricants in downhole submersible pumps.

Filtered barrier fluid supply helps stabilize submersible well pump pressure, reduce back-pressure effects, and protect against abrupt flow changes.

A suction-side communication path pre-fills gear tooth grooves, improving liquid transfer efficiency and limiting air entry at high rotational speed.

Guy wires, a retention rod, and adjustable blade pitch improve industrial ceiling fan airflow while limiting vibration and gyroscopic movement.

Multi-signal analysis of rotational speed and motor power separates bearing wear from other vacuum pump operating variations.

Unequal top and bottom plate diameters guide airflow to maintain pressure rise while lowering fan speed, noise, and static pressure loss.

Blade elements and radial geometry balance inner and outer wind speeds to suppress surging, cut noise, and raise airflow.

A leading-edge pressure fluctuation suppression portion reduces vortex-driven pressure variation and fan noise while preserving blade rigidity.

Axially compressed graphite rings seal ESP housing joints at up to 550°C, avoiding elastomer aging, tight tolerances, and metal fatigue.

A modular fan reuses the motor housing, PCB, and bushing while replacing worn bearings or shafts to cut waste, wear, and CO2 emissions.

A high-density oil gravity trap blocks wellbore fluid ingress and keeps motor lubricant clean in downhole submersible pumping.

Axial force and shaft speed sensing in a pump bearing arrangement replaces bulky flowmeters and enables flow estimation in double volute pumps.

A distal bearing support stabilizes impeller-to-cannula tip gap during bending, enabling high-flow catheter pumping with lower hemolysis risk.

A 3D-printed monolithic housing and fan wheel cut welding, lower fan assembly cost, and improve airflow in spark-resistant builds.

A hard electroless nickel-phosphorous coating helps turbo wheels resist water-droplet erosion without heavier substrate materials.

Thermochromic fan portions switch color at different temperatures, giving real-time visual heat indication without added sensors.

Opposing non-uniform stator vane gaps balance rotor-stator vibration and reduce unbalanced forces, noise, and structural loading.

A second shutter traps gas in the bypass chamber to cut hot gas and oil leakage, improving screw compressor adiabatic efficiency.

Built-in temperature sensing inside the pump body removes external probes and cables, saving aquarium space and simplifying installation.

Laser-hardened martensitic thrust bearing surfaces cut adhesive and abrasive wear during dry starts in scroll compressors.

Separate longitudinal chambers let a fan blade house wiring, a transformer, and a light source while preserving strength, aerodynamics, and serviceability.

Multiple conduits and straightening fins balance pre-rotation between opposed impellers, improving second-stage inlet flow and pump efficiency.

Tapered diffuser shoulders and impeller hubs self-center an electrical submersible pump, cutting misalignment, bearing heat, and wear.

A masking chamber isolates airfoil and shank zones so chromide and aluminide coatings can be deposited together without chloride gas damage.

A smaller fan ring-to-blade height ratio boosts airflow and cooling while reducing noise and preserving blade strength in compact vehicle packaging.

Two air channels with different wind speeds create turbulent airflow that extends blowing distance and improves handheld fan cooling comfort.

Two interlocking metal-strip buckles secure radiator fans on both sides of a radiator while adapting to structural changes without screws.

A radial fan impeller merges an annular covering disc and support disc into a single monolithic structure with specific openings to balance axial surface area.

A gas turbine diffuser blowing method re-energizes the boundary layer using high-pressure air injection.

A flow guiding ring structure with a closed cavity balances static pressure to dissipate turbulent energy at blade tips.

Rotating fan blade ion generators overcome stationary fixture limitations by dynamically distributing germicidal energy through air circulation.

Heated lubricant warms bleed air duct surfaces to prevent ice accumulation and maintain airflow.

A diffuser backing plate step shifts surface axially to increase flow area and stabilize airflow.

Chemical vapor deposition creates oxygen-free tungsten-carbon layers that reduce material loss from high-cycle impacts on gas and steam turbine components.

Adjustable control surfaces cover foil fins to create fluid pressure imbalances for thrust generation.

Deformable clasps bias the fan module into place, enabling quick replacement without system shutdown or specialized tools.

Dual peak outlet angles on the propeller fan blade reduce wing tip vortices caused by airflow leakage, lowering noise while maintaining air blowing performance.

A compressor device uses integrated shaft and housing passages to remove airborne moisture from the internal cavity.

Telescoping legs with automatic foot deployment resolve portability versus adjustability trade-offs.

An air insulating layer on the vacuum pump cover prevents user burns while maintaining internal heat for product adherence prevention.

Asymmetric blade arrangement minimizes gas backflow while maintaining simple radial manufacturing.

Segmented sloping platform shoe sections distribute loads across larger areas, reducing stress concentrations and simplifying hub mounting.

Segmented ribs and convex structures scatter acoustic waves inside the hollow plate, lowering sound pressure in the 500 Hz-1000 Hz zone.

Shrink-fit rings join pre-assembled propeller sectors, eliminating bulky equipment needs while maintaining mechanical strength for large-diameter applications.

Internal channels in the heat shield direct high-pressure cooling air to protect the stator ring from hot gas flow damage.

A centrifugal compressor diffuser wall features a retreating surface geometry to guide radial fluid discharge from impellers.

Low thermal conductivity insulation layers on tilting pad gas bearings reduce thermal deformation, enabling thinner gas membranes and higher load capacity.

Deformable caulking domes on the rotor create a form-locking connection with the fan wheel hub for secure attachment.

Segmented pathways and pin fins route cooling air to stator components, reducing motor temperature without increasing pressure drop.

A spring-loaded locking mechanism secures a cooling fan to a control module assembly, reducing maintenance time and labor.

Annular pilot feature guides turbocharger into support housing, eliminating dowel pins and reducing assembly time.

Quasi-endless fiber strips reinforce load critical areas of injection molded fans, resolving weld line weaknesses while reducing material usage.

Auxiliary blower pressurizes plenum to contain hazardous gases despite seal wear.

Discontinuous-fiber polymer composite wheels resolve metal fatigue in turbochargers while maintaining flow efficiency.

Tapered surfaces transfer radial loads on fan disc assemblies, eliminating spline wear and thermal assembly requirements.

A turbine blade aerodynamic profile defined by Cartesian coordinates manages airflow and mechanical stress distribution.

Segmentation creates a two-part base that fits cup holders, resolving placement versatility against structural complexity.

Integrating a separation chamber onto the pump discharge eliminates standalone equipment, reducing system length and weight for lateral wellbore deployment.

Side ducts provide alternative intake paths that prevent occlusion and reduce fan noise while maintaining thermal efficiency.

Integrates fan stator elements with heat exchanger channels to merge airflow generation and thermal transfer functions.

Optimized support arm angle reduces turbulence and airflow loss while maintaining motor stability within the fan casing.

A load spreader secures low-ductility turbine shroud segments to stationary structures using a clamping boss and fastener mechanism.

Varying blade thickness balances uneven spacing, reducing subjective noise annoyance.

Ceramic coatings on structural fibers resolve shear strength and weight trade-offs, preventing premature failure from sharp object cutting.

Segmented radial openings extract cooling functions from high-stress zones to reduce fatigue and improve machining accessibility.

Inclined blades within the scroll wall correct gas flow direction to reduce efficiency losses during off-design operation.

Optimizing the tuning factor to 2.8-4.5 and loading factor to 0.6-0.8 reduces engine weight and length while maintaining high pressure ratio.

Segmenting the motor armature into helical blades creates internal fluid channels that reduce flow impedance and decrease energy consumption.

A diagonal fan housing uses a non-rotationally symmetric axial section to manage airflow and reduce torque requirements.

Localized surface treatment increases rotor emissivity, resolving low thermal radiation issues and improving non-contact temperature measurement accuracy.

Specific Cartesian coordinate values define optimized airfoil profiles that improve compression efficiency and energy transfer in gas turbine engines.

Flow guide member with multiple injection holes disperses cleaning liquid across the impeller surface.

A threaded connection system with a collar retainer mechanism secures submersible well pump modules.

Spacer elements allow the cover disc to expand independently of the blade carrier, reducing distortion during rapid heating.

A bleed circuit routes compressor impeller cooling air through a diffuser to the turbine.

A two-piece radial impeller features a converging blade section with a zeroed internal diameter attached directly to the rotor shaft.

Separate electric actuators rotate individual sync-rings to adjust variable vane angles independently.