Pump Components TRIZ Cases

A multistage balancing drum creates pressure chambers and annular flow paths to offset pump axial forces while reducing leakage and power use.

Segmented rotor fuse grooves create controlled stress concentration, enabling accurate burst-speed fracture without heavier containment.

Discharge fluid fed into an upstream pressure chamber counteracts overhung impeller axial thrust, enabling simpler, lower-cost bearings.

An elastic damping mount decouples the fan support body from securing components to cut vibration transfer, noise, and replacement effort.

A vented electronics chamber uses gas exchange and liquid blocking to keep blower controls dry while cooling the motor and electronics.

Rigid pin connectors with centering aids link separated pump PCBs without wire soldering, cutting assembly time and alignment damage.

Radial air passage channels with staggered outlets cut turbulence and collisions, delivering high airflow with lower noise and energy use.

A tangential outflow housing redirects axial-fan air by 90° with lower pressure loss, enabling compact heat exchangers and stable cooling.

A same-side inlet and laterally offset outlet simplify turbomolecular pump integration while avoiding bulky diversion hardware.

Externally mounted honeycomb acoustic panels form resonant cavities on a perforated fan case to cut noise with lower manufacturing time and cost.

Motor current from the VFD is used to detect compressor surge during startup and shutdown, enabling early control action to prevent damage.

Movable facesheets and actuators adjust turbine blade tip clearance to handle thermal expansion, reduce rubbing, and limit efficiency loss.

Localized tip sweep, dihedral, and leading-edge positioning cut unducted airfoil noise at cruise and takeoff without added complexity.

An in-line rotational assembly cuts flow-direction changes, reducing pressure loss, energy use, wear, and cavitation in submersible pumps.

A deformation limiter constrains foil bearing deflection during pump start-stop loads, reducing shaft vibration damage and bearing failure.

A concave blade wind-receiving surface and chamfered base edge guide straighter, more uniform airflow to raise flow rate and cut power use.

A cam-driven movable diffuser ring adjusts the compressor diffuser gap to limit stall and surge while improving low-flow efficiency.

A composite shell, segmented platforms, and an abradable ring prevent axial load transfer, reducing stress concentration and casing weight.

A single-rotor vortex flow excavator cuts deeper, more controlled seabed trenches in one pass while also supporting suction removal.

Variable fixed-blade curvature and casing shaping smooth outlet flow, reducing radial wind variation and vortex noise in axial fans.

A double-layer air duct and guide surface use the Coanda effect to draw ambient air into a long garden blower for higher blowing volume.

Internal high- and low-pressure water channels flush the motor and renew cooling flow to improve heat dissipation in high-power pool pumps.

A preset fixture sets torque box link lengths and angles before engine installation, reducing vane assembly errors and installation time.

A monolithic shim seal combines sealing, axial shimming, and anti-rotation at annular engine interfaces to cut parts, weight, and assembly time.

A wavy leading edge and arc trailing edge spread airflow more evenly, expanding fan-lamp coverage while cutting concentrated wind noise.

A deformable outer rib lets the stator expand radially under heat, reducing rotor-blade contact risk and stabilizing vacuum pump operation.

A sensor tip protrudes into the pump passage to read hydraulic oil directly, improving temperature accuracy without enlarging assembly.

Tuned fan-to-OGV spacing and blade acoustic length cut gas turbine noise while preserving weight, drag, and fuel consumption.

Integrating lead pins into an enclosure static blade enables solder-free fan assembly while limiting wind resistance, noise, and connection faults.

Curved guide vane surfaces in a turbopump reduce shock waves, improve flow uniformity, and support additive manufacturing.

A flow-guiding hub contour with a central opening preserves fan efficiency and low noise while allowing cooling air to reach the rotor.

Pivoting louvers and a filter block reverse airflow and contaminants, helping switch fan modules maintain stable cooling in outdoor use.

A radiused impeller exit redirects sand-laden flow from radial to axial, cutting diffuser erosion and improving pump life and efficiency.

A movable sliding ring opens or closes compressor casing slots to balance stall margin, efficiency, and acoustic resonance across operating speeds.

A coolant jacket enclosing the VTG bushing adds targeted flow paths to cut thermal stress, prevent cracks, and preserve housing reliability.

A throttle ring regulates side-stream injection between compressor stages to avoid stagnant flow zones and improve partial-load stability.

A ring-shaped mounting collar lets the motor housing rotate to any angle, simplifying centrifugal pump alignment in tight piping layouts.

Comparing sensor waveforms from real maglev drop events reveals safety bearing wear without predefined motion sequences.

A relaxation chamber and distributed guide channels equalize radial inlet flow, cutting distortion and pressure loss at the impeller.

A radially varied blade camber with an inflection point limits outer-blade airflow separation, improving air volume, efficiency, and noise.

Interchangeable rotor recess members let rotary engines adapt combustion geometry for conventional fuels and SAFs without a new rotor platform.

A nested cyclonic enclosure keeps air-mixed oil circulating under zero or negative G, maintaining uninterrupted turbine actuator oil supply.

Segmented trailing-edge vanes use one control rod and deformable supports to adapt fan inlet airflow under non-axisymmetric conditions.

A thin metallic shim and unidirectional fabric plies protect the blade leading edge while cutting cost and simplifying repair.

A localized vane protrusion or recess guides airflow to reduce corner stall and separation while improving compressor flow stability.

A non-rotating shaft, guy wire fittings, and optimized blade pitch cut vibration and improve airflow in large ceiling fans.

A spring bias counters centrifugal blade twist to hold a gas turbine fan in feather during hydraulic failure while reducing counterweight mass.

A fluid-impermeable layer and return pathway keep purge fluid away from the stator, protecting intravascular pump motor reliability.

A high-blade-count single-part rotor cuts air-moving noise by controlling tip speed and blade passage frequency while maintaining useful airflow.

A tuned intake-to-outlet area ratio and backward-curved blades cut flow separation and rotational tones in compact cooker hood fans.

A journal bearing uses a circumferential recess and groove to house sensor wiring without radial through-holes.

Segmented chambers separate turbo blower intake from cooling airflow, preventing impeller overheating while reducing noise below 75 dBm.

Segmented axial tabs reduce airflow impedance while preventing blade contact during chassis deflection in no-bottom-vent designs.

Relocating the groove to the upstream surface prevents backward air entry during surging, reducing pressure loss and maintaining efficiency.

Labyrinth grooves in the nozzle ring create a high-resistance passage that reduces leakage flow while maintaining necessary vane clearance.

A radial bearing support oil drainage path directs lubricant flow to the outlet without hitting chamber walls.

Composite plastic and metal drive body reduces manufacturing cost while maintaining strength.

A contoured trailing edge airfoil platform minimizes flow losses through convex, intermediate, and concave flowpath contours.

A non-sparking guide liner fitting secures submersible pumps to vertical rails using polymeric or brass components.

Varying fan blade channel width and solidity ratios reduces aerodynamic losses and engine weight by minimizing flow discontinuities.

Axially spaced volutes connect a compressor outlet to an annular casing via an external rectifier, reducing thermal exchanges between fluid flows.

A turbine rotor blade cascade uses a segmented inter-blade flow channel with a throat portion to create a radial pressure gradient.

Stationary guide vanes within the nozzle direct airflow from an internal impeller, eliminating moving blades and reducing turbulence for uniform cooling.

Snap-fit fixing piece secures fan to base, reducing maintenance time in narrow spaces.

An inrunner fan motor relocates magnetic members outside the bushing to shrink the hub diameter.

Radial partition plates absorb impact energy from fractured impeller components, preventing inlet casing scattering and maintaining operational reliability.

Accumulator system accommodates thermal expansion to maintain consistent radial tip clearance across varying engine power levels.

A counter-rotating fan uses bent supporting guide vanes to direct airflow toward the first stage impeller inlet.

Segmented flow passages direct cooling fluid for leading edge impingement, reducing mass flow requirements while preventing fresh-spent fluid mixing.

A ceiling fan blade features a covering wing that registers with adjacent installation members to hide mounting hardware.

Merging the motor support structure with the ventilation grid mesh eliminates bulky protruded mounts, reducing axial fan volume and transport costs.

A fan motor uses a continuous bladder structure filled with lubricating oil to generate fluid dynamic pressure for shaft support.

Segmented rotor levels with staggered torque elements redirect wind flow to boost energy production while reducing operational noise.

Foil-defined resin injection restores composite blade tip dimensions while preventing refilled area damage from mechanical machining.

Dividing the rotor into inner and outer parts allows machining tools to reach blade flow paths without interference, reducing processing time.

Cartesian coordinate-defined airfoils increase pressure gain and energy transfer, resolving suboptimal compression efficiency in fifth stage axial compressors.

Segmented rotor receptacles accept varied adapters and blades, reducing production tool variety and storage space.

A plastic deformed attachment member secures the fan hub to the motor shaft, reducing axial length and vibration.

Segmented wavy inflow edges with specific waveforms and porosity manage turbulent inflow to lower noise emission while maintaining aerodynamic performance.

A slanted guide portion on the first air deflector directs airflow through dual outlets, reducing noise impact while maintaining static pressure.

Local cambering on integrally bladed fan disk blades reduces distortion and stress from boundary layer ingestion, maintaining structural integrity.

Specific Cartesian coordinate values define smooth airfoil surfaces to reduce aerodynamic losses in gas turbine compressor sections.

A support ring interfaces with composite engine ducts via fasteners to attach system components.

Movable flaps on radial stator arms axially divert airflow, reducing noise pollution and maintaining thrust efficiency.

Defining airfoil geometry via Cartesian coordinates reduces energy losses while managing manufacturing precision requirements.

An annular piston actuates blade outer air seal segments to adjust radial tip clearance in gas turbine engines.

Seal rings and stator blade wheel flanges cover the compressor casing inner surface, preventing rust without increasing manufacturing complexity.

A wind-driven air pumping device moves cold air into block-stone subgrades using a temperature-sensitive clutch mechanism.

Switchable control prevents pump dry-running during startup by transitioning the expander from inverter drive to fluid rotation.

Adhered composite ribs in fan blades resist bird strike damage while reducing moving weight.

Segmented ribs and fasteners secure the operating fluid tank within the housing receptacle, dissipating impact forces to prevent overloading damage.

Radial strut orientation reduces pressure loss and system size while enabling automated throttle movement at low flow rates.

Temperature-sensitive actuators shift natural frequencies away from operational speeds, preventing resonance and bearing failure in vertical pumps.

A turbomachine control system monitors variable-geometry member pivoting speeds to detect operational anomalies.

A closed pipe appendix in the compressor inlet duct modifies fluid dynamics to shift surge limits.

Segmented housing guides air flow around a permanent magnet synchronous motor to reduce pressure loss in mixed-flow fans.

Segmented sub-fans connect via snap-fit mechanisms, enabling reconfiguration without replacing the entire unit.

Segmented stator vanes with lateral joint edges reduce weight and complexity while accommodating thermal growth differences.

Fluid dynamic thrust bearing stabilizes axial impeller position, counteracting speaker vibration noise in compact computing devices.