Pump Components TRIZ Cases

Ribs in the fan shroud stabilize airflow and pressure fluctuations near the axial fan, reducing rotation noise while maintaining compact device size.

Segmenting the inlet throat with a partial-perimeter wall reduces high-pitched whistle noise while maintaining air flow capacity.

Segmented guiding rings minimize radial extension to free space for blade pivot support while preventing axial leaks through abradable coatings.

Differently angled stator blades guide steam flow through an axial turbine exhaust diffuser to reduce mixing losses.

Segmented guide member directs air from multiple suction openings toward the fan, suppressing intake loss and sound generation.

Optimizing the land area to grooved area ratio between 1.3 and 2.9 ensures the carbon ring lifts off at optimal rotational speeds, reducing mechanical losses.

Segmented axial flow compressor assembly reduces manufacturing cost by simplifying the installation of rotor and stator segments within a tubular casing.

Protrusion structures vary fan inlet angles to scramble sound frequencies, resolving the trade-off between noise reduction and airflow efficiency.

Varying stagger angles between mid-span and tip regions improves the aerodynamic stability margin of geared turbofan engines without increasing weight.

Vertical claw structure secures resin support to metal plate, resolving fixation strength trade-offs in miniaturized blowers.

An Al-Cu-Ni sintered bearing prevents sulfidation corrosion by avoiding the Al-Cu compound phase.

Asymmetric cambered serrations eliminate side edge vortices to reduce high-frequency noise.

A centrifugal fan with a circular wind guide surface directs airflow axially along the external periphery of the fan wheel.

A diffuser vane uses distinct hub and shroud turning angles to manage fluid speed profiles across the blade span.

Segmented pump units join via a connecting element, eliminating the inversion module to reduce hydrodynamic losses.

Butt joint liners clamp composite stator vanes to align division lines with streamlines, suppressing pressure loss from gaps.

Curved impeller blades and a toroidal housing reduce flow resistance and vibration in suction hood systems.

A drainage valve opens automatically when a level gauge detects liquid in the measuring chamber.

Conduits within the stator lamination stack route oil to bearings, reducing housing machining complexity and packing space.

A fan blade tip pocket with collapsible walls reduces centrifugal stress while absorbing impact energy during blade liberation events.

Counter-pressure chambers balance thrust forces on the impeller, stabilizing rotational speed and eliminating pulsing discharge.

Replacing hard tooling with soft molds and plating polymer substrates reduces weight while maintaining strength.

Twisted shroud ramps direct gas around blade roots to accelerate flow, resolving aerodynamic losses at the recompression zone.

A fan hub integrates a recessed diffuser to convert dynamic pressure into static pressure.

Submerging the motor and bearings in barrier liquid reduces windage losses while enabling higher rotational speeds.

Spring-loaded locking tab counteracts accidental disconnection forces while insertion ramps facilitate assembly.

Radial channels and gutters direct moisture outward, preventing ingress while maintaining ventilation.

An air-guiding section extends axially to increase intake capacity despite limited radial space.

Segmented fan bodies with inner ribs and bosses resolve injection molding demolding issues while ensuring assembly alignment accuracy.

An asymmetric self-recirculating casing treatment compensates for non-uniform fluid pressure distribution to prevent stall and surge in centrifugal compressors.

Chamfered cover edges redistribute mass away from blade tips, enhancing torsional stiffness and minimizing vibrations in turbofan engines.

A reinforcing member with higher specific strength covers the cylindrical attachment part to reduce hoop stress during high-speed rotation.

Segmenting the circulation structure reduces manufacturing complexity while maintaining aerodynamic stability.

A poppet valve in the bleed path supplements downstream high pressure air to forward stages, resolving insufficient driving pressure for secondary circuits.

Segmented blade holder with radial and vertical positioning features enables quick single-operator fan blade attachment.

Viscoelastic damping inserts in compressor guide vanes mitigate dynamic stresses from reduced stage counts by dissipating vibrational energy through hysteresis.

A turbojet fairing section allows broken fan fragments to eject radially, shielding the downstream coaxial fan from impact damage.

An electric foil heater replaces complex thick-film processes by bonding directly to the pump housing, reducing manufacturing complexity and breakage risks.

Liquid injection atomizes fluid within a centrifugal compressor, eliminating bulky separation equipment and preventing slugging damage.

Segmented fastening sleeves absorb transverse forces via friction, resolving fatigue strength limits in cohesive designs.

A compressor case uses negative thermal expansion material to actively adjust tip clearance dimensions through directed air flow.

A pump seal ring shifts along the rotational axis to contact the casing inner wall, suppressing fluid leakage.

Magnetic components keep a decorative plate fixed on a central pillar, resolving visibility issues and reducing structural complexity for thin electronics.

Inclined cover holes house fixing elements that lock the jacket directly, eliminating external tie rods and reducing radial dimensions.

Segmented heat sink elements prevent condensation on electronic boards by isolating thermal gradients in electric pump housings.

Measuring turbo frequency increases at lower temperature margins identifies optimal cooling thresholds, reducing energy consumption and noise.

A vehicle fan toothed ring uses varying side wall distances to create periodic cavities that dissipate lift fluctuations and randomize acoustic pressure waves.

Axial demolding parts blades into sub-blades to overcome radial demolding limits on geometry complexity.

Segmented drive shaft allows targeted maintenance within the riser pipe, eliminating full assembly extraction and reducing operational downtime.

An inflow grille with a basket-like contour and grid-cell channels reduces low-frequency noise and pressure losses in compact ventilation systems.