Pump Components TRIZ Cases

A ceiling fan joint uses a suspension detecting part to verify energized contact between the suspending part and the motor shaft.

A biconical bushing maintains permanent centering of a variable pitch vane pivot through height expansion compensation.

Adjusting idling speed based on acceleration forces lowers noise and friction while maintaining reliability.

Labyrinthine baffle structure slows interstage gas leakage to maintain second stage compression efficiency.

Pivotable strut flaps and inter-strut stator vanes eliminate pressure drops between structural elements and downstream components.

A magnetic drive air charging apparatus compresses intake air to boost engine volumetric efficiency.

Multi-layered composite rotor design increases tip speed beyond 400 m/s, enabling efficient pumping of light gases like helium and hydrogen.

Angularly offset chevron blades and an unrestrictive interior homogenize air output velocity, eliminating low and high velocity pockets in HVAC systems.

A guide vane seal assembly uses a spring-loaded low-friction element to maintain contact between airfoil edges.

Permutation entropy analysis of pressure signals predicts stall and surge events, enabling corrective actions that reduce mechanical wear.

A hollow shaft centrifugal impeller pump moves fluids via magnetic rotary drive, eliminating shaft entanglement risks and reducing device complexity.

Bronze annular protector fixes seal seat precision, eliminating coating interruptions and ensuring corrosion resistance at the shaft passage.

Shaped inner blade edges maintain airflow area to reduce pressure loss on large volume sides.

Material recesses on specific impeller blades disrupt uniform frequency distribution to suppress flutter and tear-off flutter in turbomachine rotors.

A valve system regulates fluid flow to a cam ring bearing, reducing parasitic leakage and improving volumetric efficiency at high speeds.

Independent shafts reduce bearing load stress and improve dynamic response in fuel cell systems.

A hysteresis rotor bearingless motor uses magnetic levitation to generate torque without mechanical contact.

An asymmetrical guide vane profile resolves the trade-off between forward flow conversion efficiency and reverse-direction pre-swirl generation.

Elevated vent holes and partition walls relieve internal pressure fluctuations, preventing water deposition near bearings from entering the motor.

Stacked annular blades reduce high-frequency noise while maintaining air pressure for effective heat dissipation.

Honeycomb spacer matrices create sub-cavities that reduce vibration and pressure loss while expanding noise attenuation bandwidth.

A fan motor rotor uses a non-uniform shaft to enable precise post-assembly posture adjustment.

A side channel pump uses magnetic coupling to drive gas recirculation without mechanical contact.

Dual radial outlets resolve insufficient wind pressure in thin devices by distributing air flow while reducing backflow.

Porous rotating body reduces turbulent flow noise and weight while maintaining structural strength in the centrifugal fan.

End flanges distribute centrifugal loads to reduce axial stress on flowpath components.

Radially moveable shroud segment prevents blade tip impingement while minimizing leakage losses through active clearance control.

An abutment insert modifies vibratory behavior of stator tongues to reduce mechanical stresses.

Curved polymer compressor wheels with reinforcing ribs maintain structural integrity under high-speed centrifugal loads, reducing deformation risks.

Fixed geometry inlet duct reduces mixing losses and shifts surge limit to lower mass flows without active trim control devices.

Cam mechanisms drive translational movement of vane bodies to reduce end gap leakage and improve gas turbine engine efficiency.

A venturi device creates suction to move waste fluids into a sanitary sewer, eliminating weight-based disposal fees and reducing employee exposure risks.

Electrostatic attraction forces rapidly decelerate turbo pump rotors, preventing stator contact and contamination from air backflow.

Axisymmetric diffuser geometry minimizes turbulent flow and energy loss, reducing turbocharger size and weight.

Optimized Cr-Mo-V low-alloy steel composition enhances high-temperature strength and notch rupture resistance in steam turbine rotor shafts.

Reticulate membrane and oblique polyhedral cells absorb sound waves through resonance, reducing drag by distributing flow across numerous small openings.

A fan uses reverse and forward pitch blades to circulate air within a compact chamber.

Moving index marks to an inner radial surface prevents burr damage to seal members during disassembly, preserving air-tightness and reducing maintenance costs.

A software-based controller monitors rotational speeds to detect thrust bearing failures in motor driven compressors.

Segmented curved shroud arms guide air smoothly to reduce turbulence and noise in compact refrigeration motors.

A pump unit employs a circular wedge connection to secure a thin-walled can against the stator.

Segmented buffer tank chambers absorb pressure surges via elastic expansion, eliminating bulky calibration and bacterial growth risks.

Segmented stator legs guide magnetic flux to boost torque while maintaining compact volume.

A radially inward wall redirects swirling exhaust gas from the outer radius to achieve even distribution across the catalyst substrate.

An integrated sleeve merges tubes and struts to partition the recirculation flow path, preventing gaps caused by thermal expansion.

Porous membranes and capillary tubes inject gas into the separated boundary layer near the trailing edge, reattaching flow to prevent efficiency loss.

Curved radial faces guide working fluid between blade rows, reducing energy loss caused by flow turbulence in the gap of axially adjacent walls.

A fan blade features a large-area elastomer layer on the suction side to dampen vibrations and reduce weight.

Structural members and optional guide vanes mitigate fuselage-induced swirl distortion, improving fan operability and reducing drag.