Ac-Dc Conversion Without Reversal TRIZ Cases

A charging module uses dedicated rectifier paths for high and low frequency signals to prevent coil coupling losses.

Dual charge comparing units assess pulsating signals against reference voltages to resolve detection delay and false alarm trade-offs in non-PFC systems.

Ultra Linear Switching Rectifier converts three-phase AC to DC using pulse-width modulation with integrated buck-boost capabilities.

A control circuit generates a pulse-shaped AC detection signal to trigger immediate secondary-side shutdown upon input cutoff.

Multiplexing secondary winding voltage onto one terminal detects inductor current and AC amplitude, reducing the number of required terminals.

Shared magnetic columns integrate differential mode and power inductors, reducing volume while avoiding complex separate assembly.

A startup regulator stabilizes power supply voltage during AC-DC converter initialization using a junction gate field-effect transistor.

A leakage protection rectifier uses a current-limiting control unit to monitor and restrict output current within safe tolerances.

A synchronous rectifier integrates switching elements and control circuits directly onto a transformer circuit board.

Pre-calculated switching sequences control capacitor charging, reducing component strain and EMI noise without NTC power loss.

Dynamic switching of low-voltage capacitor modules reduces physical adapter size while minimizing voltage ripples in AC to DC conversion.

A non-linear voltage regulator adjusts d-q current references to stabilize the DC bus across wide speed variations without large capacitors.

An electrical connector apparatus uses a power isolation chip to break ground loops, reducing interference and hum while ensuring correct voltage polarity.

A compensation inductor generates a voltage to offset parasitic drops across synchronous rectifier MOSFET leads.

A voltage detection winding and amplifier unit generate an opposing voltage to reduce leakage current in motor drive systems.

A protection circuit measures negative current width to detect zero voltage switching failures in resonant converters.

A rectifier diverts power from three-phase conductors to supply downhole tools, eliminating dedicated cables that degrade in harsh wellbore environments.

Segmented rectifiers deliver customized direct current to individual balcony units, preventing oversupply corrosion without destructive testing.

Segmented high voltage power supplies adjust output levels by selectively activating discrete stages to resolve waveform control complexity.

A power converter design replaces bulky transformers with an inductor and voltage divider to detect local minima in DC input voltage.

A self-bias emitter circuit converts AC carrier signals into DC bias voltage using a full-wave bridge rectifier and filter capacitor.

High pass filters split complex double poles in adapter current feedback loops, eliminating peaking and phase change for stable PWM regulation.

Parallel antenna and detection member lines enable independent AC and DC driving for vehicle door handles.

Switch circuit shares doorbell power with security devices by shorting terminals in standby mode, preventing false ringing from impedance mismatch.

A DC/DC converter supplies controlled pre-charging voltage to a reservoir capacitor, preventing high inrush currents that damage components.

Dynamic impedance control isolates cryptographic current spikes to maintain stable antenna voltage and reliable signal demodulation.

A single-phase auxiliary transformer generates a reference voltage to premagnetize power transformers in converter systems.

Resistor chips discharge residual capacitance to eliminate post-shutoff glow, ensuring LEDs turn off within two seconds.

A regulated current-fed power system uses parallel-redundant converter groups and active clamps to maintain continuous operation.

Segmenting the transformer into three independent units simplifies manufacturing and reduces device complexity while enhancing heat dissipation.

A bidirectional DC/DC converter switches between full-wave rectification and voltage doubling modes to manage wide input and output voltage ranges.

A switching power supply circuit uses inductor current detection and level conversion to determine optimal switching element turn-on timing.

Load-adaptive fan control reduces operation noise and energy loss while maintaining thermal reliability.