Conversion Constructional Details TRIZ Cases

Opposed power supply terminals across an insulating substrate cancel magnetic fields, reducing mutual inductance, surge voltage, and heat rise.

Integrated side storage keeps a data cable, adapter, SIM card, and eject pin with the power converter to save space and simplify travel use.

A four-loop magnetic core integrates two transformers and two inductors to raise power density while reducing space and component cost.

Conductive heat sinks double as electrical connections to cut converter mass, size, pressure loss, and parasitic inductance while improving cooling.

Two separable PCBs with dedicated heat sink plates improve converter cooling and allow replacement of heat-generating parts.

A multi-path heat transfer layout moves heat around PCB space limits, improving convection and packaging in compact power converters.

Rigid double-sided contacts and a flexible terminal connector simplify power module production while improving heat and current transfer.

A detachable sensor mounted inside the power module shortens fault response time and allows easy replacement for current or voltage monitoring.

A segmented SiC MOSFET well structure controls channel thickness and forms PN-junction depletion regions to block off-state leakage.

A dual-doped trench MOSFET structure eases lower gate-edge electric field concentration, improving SCWT and switching reliability without P-shield complexity.

Alternating high-frequency switching between inverter arms balances module heating, enabling smaller modules and coolers without sacrificing efficiency.

Exposed corner positions on the lower chip let stacked semiconductor modules reveal misalignment from above without sacrificing compact stacking.

Short-life electronic components are placed beside the housing opening, cutting maintenance distance and simplifying railway power converter servicing.

A stacked lower and upper wire structure enables one ultrasonic joining method, improving copper interconnect reliability and manufacturing productivity.

A heat dissipation base overlapping layered wiring cools the substrate and reduces solder joint distortion under high current.

Separating each high-side driving module into its own package enables pre-inspection, replacement of only faulty modules, and faster higher-yield assembly.

Combining silicon and wide bandgap switches in one multi-chip inverter module improves EV power conversion efficiency across low and high current draw.

An optimized AC busbar layout reduces inductance differences between phase paths to balance current sharing and protect parallel semiconductor switches.

A frame, heat pipe, and thermal pad route component heat to the housing, improving cooling in compact power converter enclosures.

An upright wall and mount bracket shield the EV inverter from side member deformation, helping preserve insulation during collisions.

A double-sided substrate layout with vias and a substrate opening shrinks the power module package while preserving heat dissipation.

Surface temperature and inter-terminal voltage are combined to estimate semiconductor hotspot temperature and avoid unnecessary output limits.

A shallower diode body layer and selective lifetime control improve reverse recovery while preventing IGBT on-voltage rise.

Stacked AC metal bars and a side boost bar cancel magnetic fields, preventing magnetic ring saturation and overheating in dual-mode motor drives.

Diagonal current routing across opposite substrate line sections balances wire loads, reducing shear-driven detachment and improving reliability.

Housing parts set to different electrical potentials cut insulation distance, shrinking high-voltage converter size while improving maintenance access.

A planar carrier substrate replaces wire bonds to cut parasitic inductance, limit overshoot, and improve heat removal in power converters.

A dual-seal discharge port, wall, and through hole contain coolant leakage and protect electric components from corrosion.

External temperature sensing and thermal test maps let a power converter module derate output automatically under changing conditions.

A split PFC and DC/DC power supply delivers over 1700 W to power tools, avoiding battery runtime limits and oversized single adapters.

A double-filter module with inclined filter units blocks moisture and dust at housing openings while preserving airflow for heat dissipation.

Facing the capacitor terminals toward the semiconductor module cuts insulation spacing limits and shrinks the power converter footprint.

Interphase wiring with through-board vias improves cooling in stacked power converter conductors while maintaining low inductance for large currents.

Elastic junctions let segmented busbar plates shift during inverter module assembly, compensating tolerances and improving connection reliability.

Connecting flanges and rods laterally link adjacent valve towers to improve stability and safety under vibration, wind, waves, and transport loads.

A 3D DC bus layout creates opposing magnetic fields between switching cells to cut parasitic inductance, overvoltage, losses, and EMI.

Side airflow channels cool the converter body from both sides, improving heat uniformity and lowering ambient temperatures in stacked cabinets.

Separate cooling paths for switches and off-board inductors help power converters handle higher switching frequency without thermal overload.

A recessed insulating structure lets the main current terminal dissipate heat while maintaining insulation from the cooler.

Regional IGBT cell differentiation suppresses current and electric field concentration at chip edges, improving cutoff resistance and current density.

A dielectric-covered terminal corner suppresses electric field concentration at PN edges, improving semiconductor module insulation reliability.

Separating hot power components from control circuits with an air-gap thermal barrier cuts sensitive component temperature and extends micro-inverter life.

Asymmetric stacking of E-core and W-core elements helps three-phase LLC converters balance current and flux while cutting magnetic weight and volume.

Antiparallel thyristors redirect MMC fault currents away from diodes, easing overload and keeping the converter operating without the faulty module.

A shared-core winding layout suppresses common- and differential-mode interference while cutting copper loss and board space in inverter assemblies.

A thermally connected DC busbar layout moves heat into the cooling surface while keeping inductance low in a compact power converter.

A matrix of 3D protrusions expands cooling-media contact and heat-transfer paths, improving thermal management in power semiconductor devices.

Stacked 3-leg and 5-leg core elements balance three-phase LLC flux and current while cutting magnetic material, volume, and iron losses.

Wider, thinner smoothing busbars cut inductance and high-frequency noise leakage while preserving rigidity, weight, and cost.