Pump Components TRIZ Cases

A detachable jig meshes with the drive gear so operators can manually align a geared compressor phase with lower torque and higher accuracy.

A threaded bushing and cap let the downrod pivot while staying securely joined to the motor shaft, reducing fan noise, wobble, and disconnection risk.

Integrated oil channels in a turbine engine pinion deflector lubricate teeth and shaft at startup while cutting separate jets and assembly complexity.

A variable-diameter helical spring stabilizes an adjustable pump setting structure, reducing buckling risk and extending spring travel.

A contoured fairing smooths flow at elbows, valves, and other channel discontinuities to reduce cavitation and increase flow capacity.

Indexing members and replaceable pinion gear sections improve shaft alignment, cut manufacturing cost, and simplify pump repairs.

Lattice discharge grooves in a resin-coated thrust bearing guide oil and expel wear particles to cut friction loss under poor lubrication.

Blade protrusions locked into hub and shroud slots enable easier inspection, lower-cost manufacturing, and stronger high-speed chiller impellers.

Arc-cutout flexible bearing shells accommodate shaft bending and thermal expansion to maintain race alignment and reduce turbocharger friction.

A lubricant chamber and concave bearing surface form a fluid film that cuts wear, heat, and blood damage in continuous blood pump operation.

A detachable housing under the blade platform holds attenuation material to suppress vibration and enable easy damper replacement.

Alternating bell crank studs create a self-retained variable vane linkage that cuts parts, assembly time, cost, and tolerance stack-up.

A clearance support ring lets a drum pump drive shaft run freely, limiting dry-run heat, vibration, and lubricant contamination.

Nested traction and torque tools load turbine rotors through the bore, cutting assembly time in tight shroud clearances.

Measured sub-component weights drive a 3D-printed core panel that meets rotor blade weight and moment targets without adhesive.

Radial seams split a turbomachinery blade into controlled segments, reducing fan blade-out unbalance, design loads, and crack propagation.

Effective nozzle area links nozzle width and volute whirl angle to improve turbocharger turbine efficiency across varying flow conditions.

An outlet-side magnetic bearing layout aligns restoring and inclination forces to suppress rotor resonance and shorten vacuum pump adjustment.

A harmonic drive geared unison ring raises vane torque and precision while resisting aerodynamic back-driving and linkage loads.

Electromagnetic forming joins the turbocharger impeller boss to the shaft, avoiding axial nut load variation and simplifying assembly.

Multiple outlet orientations and removable adapters let one replacement pump fit existing water circulation systems without replacing the full setup.

Pretrained neural networks estimate gas turbine compressor operability from blade damage faster than CFD, helping avoid unnecessary condemnation.

A centrifugally expanded split ring wedges a rotor damper against its seat to prevent sticking, preserve sliding, and dissipate vibration.

A segmented gear train drives multiple compressors at high speed while lowering bearing surface pressure for more stable operation.

Pressure and temperature sensing near a restrictor helps detect and contain gas turbine oil pipe leaks before lubrication loss or fire hazards escalate.

Damaged bearing support and web sections are removed and replaced with a welded insert, restoring compressor housing integrity without full replacement.

A spring-loaded ball valve adapts vacuum pump exhaust flow to cut noise through perforated venting without external control.

Face gear pinions and shims set predetermined backlash in variable vanes, improving angular accuracy and reducing vibration deviation.

A failure-triggered retainer keeps the bearing cage from ejecting during axial displacement, preserving rolling element separation for safe pump shutdown.

A geared fan hub and transitional entrance passage improve fan-to-compressor airflow, boosting propulsive efficiency and power transfer.

A tapered spline engagement aid guides shaft-to-hub alignment, cutting assembly damage and insertion time under thermal load.

A welded suction and pressure side sheath forms a closed fan blade structure that resists foreign object damage and cracking.

Support rings replace intermediate bearings to limit shaft vibration during dry running while avoiding friction heat and lubricant contamination.

Optimized groove and chamfer ratios in a turbocharger full-floating bearing cut whirl noise while preserving surface area to reduce wear.

Dynamic pressure gaps create an oil film that limits shaft axial movement, preventing impact, noise, and vibration in fans and motors.

Pretrained ML surrogates replace slow CFD to assess gas turbine compressor damage, improving operability decisions and reducing unnecessary condemnation.

Machine learning predicts how compressor blade damage affects operability, avoiding slow CFD analysis and unnecessary component rejection.

Cold working only part of a compressor wheel bore adds compressive hoop stress where needed while avoiding harmful stress overlap near high-stress features.

Varying blade corner radii on pressure and suction surfaces cuts machining traces and processing time while preserving impeller performance.

Rolling elements on inward-facing curved surfaces use centrifugal force to damp rotor blade vibration at natural frequencies tied to speed.

A dual-chamber oil tank retains priming oil above the vent opening, helping aircraft engine lubrication recover quickly after negative-g flight.

A protruding oblique surface redirects lubricant toward the shaft gap, preventing reverse flow, seizure, and drag at high speed.

Radial strakes in the oil core guide oil to the drain, suppress swirling, and help prevent leakage, overheating, and coke formation.

Damaged bearing support, web, and ledge sections are removed and rebuilt with a welded insert to restore compressor housing integrity at lower replacement cost.

Preformed grooves contain melted welding projections when joining turbo fan blades and side plates, preserving airflow and reducing noise.

A pivoting, lockable base lets one battery-powered fan switch between compact storage, elevated height, and tilted airflow.

Detachable impeller parts open blade channels for coating while frictional contact surfaces still transmit torque and simplify repair.

A high-pressure internal magnetic bearing and coolant path protect dry gas seals from thermal soaking while improving turbomachine stability.

Localized radiant heating treats multiple rotor linear friction welds at once, improving stress relief quality without slower sequential processing.

A single drive wheel and geared coupling adjust two diffuser vane stages with compact packaging, lower mass, and precise ratio control.

Replacing oil-lubricated bearings with a magnetic bearing reduces frictional power losses and heat generation in turbocharger compressors.

Segmented base with tongue and stop block prevents blade disengagement during rotation, resolving assembly complexity.

Partial shrouding reduces low energy fluid accumulation and separation losses while maintaining simpler downstream structures.

A contoured stop seals pivotable variable vanes against static flowpath walls to maintain tight gaps in gas turbine engines.

Targeting resonant frequencies of 1056 and 1582 Hz minimizes vibrational stresses caused by engine operation, extending airfoil lifespan.

Segmented discharge ports controlled by one motor adjust airflow direction, reducing power consumption and vibration noise from moving parts.

An assembly mandrel uses axially displaceable cylindrical components to hold blades and plates for simultaneous rolling and flanging.

Vacuum-injection lamination of a fibre-reinforced plastic pump channel prevents steel corrosion and reduces maintenance downtime.

A fan system hollow structure adjusts its volume to match the rotation frequency of the cooling fan.

A block prevention guard with a larger lattice opening intercepts clothing before it reaches the air blower suction port.

Adjustable blade angle of incidence in a primary extractor fan reduces power consumption and billet loss by optimizing airflow against crop residue loads.

Nested humidifier placement in the flow generator reduces machine volume while composite enclosure materials dampen acoustic noise.

Segmenting the airfoil into distinct slope zones balances aerodynamic loading against centrifugal forces, lowering bending moments.

Convergent-divergent single-chamber nozzle resolves uniform distribution versus complexity trade-off.

Segmented housing and transverse passage resolve maintenance access constraints while maintaining compact volume.

Streamlined projecting parts on the nacelle inner wall reduce separation areas in the bypass passage, decreasing thrust loss and enhancing engine performance.

A diagonal impeller with a conical cover disk guides water flow through the pump housing to minimize deflection losses.

Cantilevered turbine walls vary passively with temperature to control fluid flow, resolving the trade-off between adaptability and structural complexity.

Variable speed control handles multi-phase fuel flows and prevents electrical breakdown by diverting pressurized fluid to cool the motor windings.

A torsionally rigid coupling links the fan shaft to a reduction gear train, transmitting torque while accommodating misalignment.

A signal processing device filters variable geometry mechanism position request signals to reduce noise and minor variations.

Segmented turntables eliminate radial gaps between stator blades and housing, reducing flow losses while maintaining full adjustment range.

Composite plastic and metallic inserts in the compressor housing lower energy consumption while maintaining reliability during frequent start-stop cycles.

A gear-driven intermediate turbine shifts noise frequencies above 5500 Hz to reduce human hearing sensitivity.

Axially movable fan variable area nozzle adjusts exit geometry to reduce fan instability across varying flight conditions.

Varying spiral wall thickness in scroll compressors minimizes compressing force changes, reducing vibration and noise during fluid discharge.

Refractory alloy shields secure to a titanium casing unitary part, resisting titanium fire while retaining low density and mechanical strength.

Corner recesses house porous absorbers to cut noise by 2 dB(A) without increasing fan volume or manufacturing costs.

A blower casing uses a separate fixing member with multiple axial projecting portions to engage various attachment targets.

Local inductive heating expands rotor disk connections to eliminate full-disk thermal stress and reduce cool-down time.

Internal cooling passages in a turbine disc retaining nut direct airflow to reduce stress concentrations and prevent crack propagation.

A centrifugal impeller shroud assembly uses a flexible arm and thermal member to adjust position dynamically.

Segmented plug segments rotate via a ball swivel to accommodate thermal expansion, reducing stress and simplifying assembly for gas turbine inspection holes.

Over-molded stator and rotor components prevent corrosion while thawing units maintain liquid state for stable pumping.

An integrated valve body merges inflation and deflation functions to reduce device complexity and manufacturing cost.

High curvature hub geometry increases centrifugal separation of sub-80 micron particles while maintaining minimal core pressure loss.

A water-cooled compressor housing assembly uses a separate cover to define a coolant passage for circulating liquid coolant.

A pump assembly uses a rotatable valve element to switch between suction and delivery ports.

A hydrodynamic support device uses a helical wire core covered by elastomeric material to provide radial rigidity and assembly versatility.

System determines allowable ranges for machining parameters via design of experiment testing to prevent material property degradation and ensure safe operation.

Oriented conductive fibers in a composite heating mat withstand high strain during blade flapping while dissipating heat to prevent ice formation.

Ferritic stainless steel alloys with controlled chromium and carbon content provide wear resistance for turbocharger kinematic components.

Adjustable conical stator and rotor clearances counteract condensation imbalances, extending bearing life in vacuum deposition processes.

Separate stator segments joined by cover plates reduce manufacturing complexity while maintaining structural robustness.