Cooling/Ventillation Arrangement TRIZ Cases

Internal ribs partition the cooling passage in an electric machine case, improving rigidity while simplifying manufacturing core splitting.

Sealing plugs block hot air recirculation and water ingress to prevent screw corrosion in motor vehicle rotating electrical machines.

Insulated copper bars replace bulky cables in radial feedthroughs, enabling high power capacity and safe rapid depressurization.

Segmented engagement parts on the motor main body and casing enable quick fan motor repositioning to mitigate resonance without complex assembly.

Meandering cooling line integrated into stator housing dissipates heat while avoiding complex multi-layer assembly costs.

Integrally formed ribs define coolant channels within an electric machine housing while a mating sleeve creates a mechanical bond through thermal expansion.

Cavities with high conductivity materials extract heat from stator teeth, reducing resistive losses without complex liquid cooling systems.

Substituting nitrogen or hydrogen for cooling air reduces friction losses during generator idle operation.

Tilted cooling device end-faces improve heat exchange without enlarging the frame, reducing machine weight and volume.

An embedded heat sink in the winding endturn conducts heat to coolant fins, resolving inadequate dissipation without adding external complexity.

A vehicle AC generator casing features a protrusion near the fan tip to increase cooling air volume and momentum.

Cut-out regions parallel to the coil absorb mechanical stress and provide thermal isolation, preventing wear and temperature-induced performance variations.

Dual fan arrangement drives axial airflow through rotor and stator channels to improve convective heat exchange.

Helical ribs on the stator casing create grooves linked to arm casing ports, reducing device complexity while maintaining heat dissipation.

Segmented oil and water jackets prevent component incompatibility while the slinger mechanism boosts coolant contact time on stator end turns.

Segmenting the motor into sealed compartments and using a disposable junction box prevents chemical ingress while enabling quick connection replacement.

An integrated cooling medium supply device reduces axial length by merging inlet and outlet tubes within a nested cylindrical configuration.

Segmented pipe-shaped flow path members attach to an actuator case outer surface for direct coolant circulation.

Radial spokes equipped with fins dissipate stator heat to cooling air, reducing thermal transmission to the rotating shaft and bearing.

Flat plate jacket bodies with internal channels route refrigerant to eliminate pipe gaps and improve cooling efficiency.

A rotor fan drives airflow past a stator heat exchanger to remove bearing heat, preventing premature failure from magnetic element thermal buildup.

Partition walls in the terminal block insulate connection portions from impurities while coolant flows through slits to flush contaminants away.

Fan wheels circulate air through end winding spaces over cooling pipe coils, reducing internal air temperature without increasing machine diameter.

Segmented enclosures and fin-enhanced thermal transfer prevent salt ingress while resolving overheating in harsh environments.

An asymmetric cooling structure creates an interlaced flow path that reduces pressure drops while maintaining high fluid velocity near the outlet.

A one-piece molded heat sink encloses a coil assembly to manage thermal loads while providing structural fastening for cover plates.

Axial ribs and radial slots create dual cooling flows, reducing permanent magnet mounting complexity while ensuring effective heat removal.

A shaft motor winding cooling structure uses a sealed chamber filled with fluid to transfer heat from windings.

Separating crossover wire circumferential regions creates air passages that improve cooling efficiency and prevent rotor demagnetization.

External annular channels guide airflow from the second end to the first end, preventing blockage while reducing motor frame thickness.

Segmented coil units use separation plates to enhance insulation and heat dissipation in iron-less linear motors.

Integrated rotor hub pump drives coolant circulation to dissipate heat from critical components without external pumps.

A connection plate directs cooling air to negative diodes before positive heat sinks, preventing preheating and uneven thermal distribution.

Segmenting the cooling duct reduces device bulkiness while preventing dust intrusion into the work space.

Parallel cooling ducts in a cylindrical frame guide coolant around the circumference to maintain consistent temperature.

Inclining radially inner terminal portions reduces airflow resistance and wind noise while improving connection workability.

Helmholtz-type attenuation device reduces noise by 2 to 5 dB while maintaining compact dimensions and simplifying maintenance access.

Segmented motor housing integrates refrigerant flow paths to cool internal components without external piping.

Annular sealing members deform elastically between aluminum housing and iron stator holder to maintain coolant channel integrity.

Multiple cooling fluid inlets feed a common outlet to equalize temperature distribution across the rotor and stator assemblies, reducing thermal disparities.

End wall with rib geometries conducts internal heat to external airflow, resolving limited dissipation across separated impellers.

Shielding member redirects coolant flow to prevent insulation failure and maintain operational efficiency.

A totally enclosed traction motor cooling fan uses a main plate guide to direct airflow toward the rotor shaft.

Busbars coupled to a motor cooling jacket extract heat from power inverter connections, preventing thermal damage while eliminating bulky cable interfaces.

Separate ducts direct distinct air streams through the stator and rotor, reducing pressure drops while maintaining effective convective heat exchange.

Compliant suspensions isolate heat while enabling 500 Hz reciprocating motion, resolving the trade-off between power output and thermal management.

Flywheel-driven airflow cools the lift motor, preventing thermal degradation and extending operational lifespan during continuous incline adjustment.

Sprays coolant from an end cap onto stator coils to remove heat, eliminating bulky external jackets that increase weight and length.

Inclined surface creates low pressure to entrain atmospheric air, amplifying flow into coil gaps and minimizing air loss for efficient heat dissipation.