Apparatus With Intermediate Ac Conversion TRIZ Cases

Dynamic threshold and hysteresis control shape precharge voltage, cutting charge time and limiting inrush current stress.

Series inductors on selected transformer terminals raise noise-path impedance, cutting propagation without extra capacitors or wiring.

Dynamic gate current control suppresses high- and low-frequency EMI while limiting switching loss in switching power supplies.

By separating bridge switching phases, this case keeps DAB power transfer active while cutting conduction loss in discontinuous reactor current mode.

Common-reference voltage setpoints balance parallel supply currents despite different reference potentials, keeping load sharing even and voltage stable.

Switchable type I, type II, and bypass paths let a partial-power DC-DC converter adapt voltage conversion while limiting full-power losses.

Cyclical switching of a transformer-coupled converter suppresses choke-coil ripple current and stabilizes charging current at low load voltage.

Auxiliary series converters add closed-loop voltage regulation and branch current balancing to ISOP DC/DC converters, preventing overload.

Parallel input patterns and through-hole ground paths cut common mode noise while dissipating choke heat in DC-DC power supplies.

Auxiliary voltage sources compensate current mismatch in parallel DC/DC converters, preventing overload while preserving output power.

Current differences between parallel DC/DC converters drive series compensation voltages that equalize loading and prevent converter overload.

A boost-and-transistor circuit applies positive then negative development voltage to prevent drum startup toner adhesion and back-side marking.

Auxiliary-winding wakeup detection lets an isolated switching converter react faster to load rises and reduce output-voltage undershoot.

Cryogenic MOSFET rectification with an HTS filter cuts AC ripple below 10 mV and lowers cooling demand for conduction-cooled superconducting magnets.

Decoupled energy and power-flow control removes converter interference, cuts capacitor size, and suppresses voltage ripple in SSTs.

Frequency-based suppression and increase control extends resonant DC/DC converter output range without extra circuits or complex software.

A buffer capacitor and switched charge paths protect the IC chip from floating-capacitor overvoltage in an active clamp flyback converter.

Selective bridge-leg switching in a multi-winding converter cuts circulating power, ripple current, and transformer losses at low output.

Two-layer balancing control across modular SST connections stabilizes MVDC-to-MVDC conversion and supports flexible module replacement.

A balanced noise suppression network cancels transformer common-mode current across the full load range in an LLC DC/DC converter.

Out-of-phase rectifying diode connections on transformer secondary coils partially cancel EMI, improving automotive power converter EMC.

A shared switching leg, EMI filter, and input capacitor cut charger size and cost while reducing conduction and switching losses.

A shared timer circuit cuts light-load switching losses while preserving overcurrent shutdown and stable output voltage.

Four controllable switches let a partial-power DC-DC converter change between type I and type II topologies to cut losses, size, and cost.

A resonant closed-loop capacitor and inductance path cuts snubber-related loss and switching current in bridge power converters.

A shared magnetic component with one primary and two uncoupled secondary windings cuts converter losses, size, and cost in vehicle DC power.

Adaptive jitter amplitude keeps switching frequency spread stable across loads, cutting conduction loss and EMI in power supplies.

Primary-side current sensing lets parallel LLC converters balance load without direct high-output current measurement, cutting losses and easing replacement.

A mirrored DC-DC converter topology reroutes current after switch failure to hold regulated output voltage without full redundancy.

Parallel-series bidirectional converter modules enable hot swapping, redundancy, and flexible voltage conversion for resilient space power.

Nanosecond timing detection and DSP correction cut GaN reverse-conduction dead time losses in a switching power supply.

Variable phase shift and coordinated off-times suppress reactive current and hard switching in a bidirectional insulated DAB converter.

A noise suppression network cancels resonant common-mode current in an LLC DC/DC converter, cutting filter size while maintaining isolation.

Switching development voltage polarity during initial drum rotation prevents toner adhesion and back-surface marking in image forming.

A dual-branch starter circuit uses polarity detection to cold-start thermoelectric energy harvesters at low voltage with lower losses.

Dual oscillator branches identify TEG polarity at startup and disconnect the unused path to prevent parasitic diode currents.

Dual jitter signals tune switching frequency range and peak inductor current to suppress EMI while limiting conduction loss.

Deadtime compensation adjusts phase angles and modulation frequency from output current error to cut DC-DC converter power loss and heat.

Anode current, voltage, or input power is used to adjust variable-frequency output and prevent magnetron overheating under changing loads.

Clamp current sensing and subtraction restore the rising current waveform, enabling peak current control without lossy shunt resistors.

Atomized droplet deposition in oxygen enables a wide-band-gap p-type oxide semiconductor with practical conductivity for LEDs and power devices.

A boost and transistor bias circuit applies opposite-polarity startup voltage to keep toner off the drum before development voltage stabilizes.

By predicting future load demand from control signals across isolated power domains, the converter adapts faster and delivers power more accurately.

Sequential DC terminal charging with pulse-width-controlled AC output limits inrush current and simplifies DAB startup circuitry.

Switch-controlled type I, type II, and bypass modes let a partial power DC-DC converter adapt voltage conversion while reducing full-power processing losses.

Dynamic switching frequency adjustment balances power factor improvement against conduction loss increases in DCM flyback converters.

A flyback converter circuit monitors primary current to toggle the switch at a predefined value, ensuring consistent switching conditions.

A power determining apparatus detects commercial or uninterruptible power supply sources using electrical signal analysis.