Fluid Dynamics TRIZ Cases

A swimming pool cleaner uses a turbine-driven gear reduction stack to switch propulsion modes automatically.

Integral vanes eliminate weld failure under pipeline forces, ensuring stable measurement accuracy.

Concentric rings with unequal hole lengths reduce swirl and noise for accurate pipeline measurements.

Supported Ziegler-Natta catalyst without internal donor achieves high monomer conversion to produce drag reducing polymers that increase pipeline throughput.

A baffle disrupts vortex flow in hydraulic systems, maintaining shaft bore pressure equal to supply pressure and preventing inadvertent clutch engagement.

Swirler or venturi devices redistribute settled water droplets in horizontal pipes to prevent unequal nozzle supply at tee junctions.

Split baffles in a purge ring separate purge and cleaning gas paths, reducing porogen accumulation on windows and improving system throughput.

Varied protrusion intervals stabilize output flow within 5% variance across 0.3 to 10 bar pressure changes, reducing user inconvenience from unstable rates.

Integral vanes machined from the same material as the plate prevent damage from pipeline forces, maintaining accurate fluid flow measurements.

A pressurizable recycling tank introduces coolant fluid into diesel engine systems via pneumatic and fluid connections.

Removable plate carrier secures flow conditioner inside pipeline housing, preventing leakage and enabling easy repositioning without disconnecting the system.

Plasma actuators in a vehicle fluid controller reduce wind throb and noise without protruding deflector structures.

A guide plate redirects water flow along a horizontal wall profile back to the surface using a narrow gap, ensuring effective cooling below the obstruction.

An anodized metal replica creates a superhydrophobic fluid transfer tube that prevents foreign material accumulation and increases fluid flow rates.

Stepped inner elements shear fluid to reduce profile disturbances and pressure loss, enabling accurate measurement in constrained piping.

Rotating isobaric pressure exchangers replace traditional chokes, eliminating wear and clogging issues while providing reliable flow adjustability.

Monolithic stabilizing fins reduce turbulence and head loss, maintaining measurement accuracy despite upstream elbows.

Stacked fluid elements create pressure drop to extend oil supply duration, preventing bearing seizure during turbomachine failures.

A pipe connector curved channel section uses an outer line with reduced curvature to maintain a constant flow cross-section.

Integrates concentric mesh members and spacers via thermal diffusion bonding to create overlapping convex lens-shaped passages that throttle fluid flow.

A flow restrictor uses a bowed retaining ring to secure symmetrical discs without permanent fixation.

Flow disrupters on rowing oar shafts transition airflow to turbulence, reducing aerodynamic drag during the recovery phase.

Eccentric core pipes separate primary air from fuel mixtures, reducing NOx formation while stabilizing flames in low quality coal boilers.

Segmented porous fins in spiral casings reduce secondary flow velocities, preserving Pelton turbine jet alignment and efficiency.

Segmented annular elements step down pressure incrementally, preventing cavitation and vortex shedding in cryogenic piping.

Dynamic magnetic fields control magnetized domains to transport droplets with precision while reducing device complexity.

Radial blades create fluid turbulence that suspends cuttings and reduces equivalent circulating density, preventing settling beds in deviated wellbores.

A jet flow generation device uses corona discharge to produce ion wind for precise fluid control.

Helix amplifier pipe fittings rotate fluid streams to create uniform velocity profiles, reducing uneven erosion and head loss in abrasive piping systems.

Segmented vanes deflect pulsation and noise from upstream disturbances, enabling accurate measurement without long straight pipe runs.

Bio-inspired contoured panels with rib-like protrusions reduce aerodynamic drag by 12.9%, saving fuel and lowering emissions.

Concentric circular paths with varying hole diameters accelerate flow profile formation while reducing micro-turbulence and inlet length requirements.

A flow conditioner plate integrates pressure taps directly into its structure to enable immediate differential pressure readings.

An asymmetrical orifice maintains engine fuel supply after pump failure by allowing forward flow while blocking reverse paths.

A flow developer means creates fully developed gas flow in a compact orifice chamber to accommodate additional pressure reduction plates.

Ring plates at the reactor inlet balance vapor flow velocities, resolving asymmetry that causes hot spots and underutilized catalyst.

Curved vanes redirect axial inlet flow into non-axial turbulence, suspending sediment and eliminating stagnant water pockets in well tanks.

A pressure pocket device directs fluid flow between passageways using a pressure switch to maintain consistent rates.

Radial slots in the discharge plate segment fluid flow to reduce exit velocity, preventing unpredictable downstream impacts from high-speed jets.

A venturi suction system delays boundary layer separation on ground vehicles using compressed air injection.

An ionizing pump stage uses electrostatic fields to accelerate and neutralize gas molecules without moving parts.

A flexible flat cover expands into an air conduction duct to reduce aerodynamic drag on load-carrying vehicles.

Nested conduits divide fuel flow to mitigate combustion instabilities caused by mechanical vibrations in gas turbine engines.

A gas blowing device uses movable shutters to selectively conceal orifices and adapt the blowing zone width.

Curved profiles minimize turbulence and abrasion, allowing accurate measurement of viscous fluids while reducing head loss.

Ceramic reticulates in bed vessels improve stream distribution and reduce channeling without adding complex permanent structures.

A conical flow conditioner introduces uniform swirl to distribute asymmetry across the flow profile.

A tube flow turbulator injects fluid through small channels to generate vortices and higher flow rates.

Segmenting the exit chamber into distinct pathways separates fluids by viscosity, resolving inefficiencies in mixed-flow production.

Plasma actuators disrupt airflow over the nacelle inlet lip to maintain a turbulent boundary layer, reducing laminar separation under cross-winds.