Dc Source Parallel Operation TRIZ Cases

Control circuitry detects PoE power loss and cuts auxiliary midspan power, enabling reliable shutdown and restart without false glitch triggers.

Feedback-controlled series pass elements balance current across redundant 28 VDC inputs, preventing breaker trips and oversizing.

Control circuitry detects PoE input loss and shuts off auxiliary power, preventing false shutdowns and restoring reliable port-off restarts.

Solid-state AC/DC source switching keeps data center loads powered while improving green energy use and reducing distribution hardware size.

DC-DC output is raised when the auxiliary battery is disconnected, stabilizing vehicle load voltage despite demand swings.

SoC-based double-loop control with FOPI voltage compensation balances battery sharing and limits DC bus voltage deviation under dynamic loads.

Automatic clamp polarity detection and forced circuit connection help low-voltage batteries jump-start safely without reverse-connection damage.

Temperature-shifted droop curves let parallel LED drivers self-balance output at high power without external sensors or overdimensioning.

A diode-bypass fuel cell and battery layout avoids high-ratio boost conversion, cutting power loss, weight, and overvoltage risk.

Voltage thresholds disconnect a high-power load first, letting a lithium-ion capacitor sustain low-power backup longer with less self-discharge.

Time-averaged power feedback lets parallel constant-voltage LED drivers self-adjust and share load more evenly.

Automatic port-based mode selection and a port protector prevent simultaneous charging and jump starting, reducing user error and system damage.

A controller switches between low- and high-current vehicle power circuits to cut quiescent drain and keep electronics powered after stall.

Common mode current feedback adjusts voltage foldback across parallel DC power supplies to prevent unequal load sharing and overload.

Multiple LV busbars keep vehicle electrical grids powered through disconnect events, avoiding a separate backup battery and added complexity.

A master-slave server power scheme limits master output and activates slave power by load difference, enabling flexible redundancy under varying loads.

Voltage sensing at the load end blocks forced output during short-circuit or reverse battery clip connection, improving jump starter safety.

A shared PWM-based regulator enables multiple burn-in test power modes without adding separate voltage control circuits, cutting board complexity and cost.

Multiple vehicle power buses let a controller shift current between battery assemblies, keeping auxiliary loads running during idling.

Boosted backup power and switching logic keep a door latch motor running stably when vehicle battery voltage fluctuates.

Switched resistors and MOSFET or switchmode current limiting balance battery voltage before parallel connection to prevent overheating and damage.

A controller shifts power between vehicle battery assemblies and buses to keep auxiliary loads running during idling without draining one pack.

Common mode current sensing drives voltage foldback between parallel DC sources to prevent overload and improve aircraft power sharing.

Direct fuel cell-battery coupling with diode bypass and voltage limiting cuts conversion loss, overvoltage risk, weight, and power electronics complexity.

A fixed external battery connector lets motorcycles be jump-started or charged without seat removal while preserving correct polarity.

A latching DC contactor disconnects nonessential substation loads when AC power is lost, cutting battery drain and extending backup time.

Automatic boost charging and supercapacitor storage help this jump starter avoid battery aging, self-loss, and ignition risk in emergency starts.

Two-stage fault checking separates overload-induced false alarms from real power faults, enabling safe fail-safe recovery and continuous onboard power.

Selective converter switching lets automotive light drivers stay near optimal current, cutting energy use and slowing temperature rise.

Droop compensation adjusts converter output impedance to balance parallel DC-DC current sharing and suppress circulating-current losses.

Real-time converter efficiency feedback shifts DC power across distribution lines to cut conversion losses and improve overall load supply efficiency.

Dual rectifiers, DC-DC converters, and inverter control blend engine and grid power to prevent stalling during sudden load changes.

Automatic clamp polarity detection and relay control prevent reverse connection, overheating, and missed ignition cutoff during jump starts.

Diodes isolate dual battery paths so one load keeps power during a short circuit while preventing discharge of both batteries.

A capacitor pulse circuit injects a defined charge during DC voltage dips to isolate faulty connections without tripping healthy loads.

A thyristor or switchable semiconductor discharge path de-energizes isolated DC networks, removing residual voltage for safer maintenance.

Converts periodic audio signals into DC power, then switches between internal and external sources to extend peripheral battery life.

A multi-stage linear regulator isolates switching-supply noise while preventing current leaks and preserving capacitor charge across power modes.

PMOS transistors in weak inversion enable smooth multi-source ASIC supply switching with low voltage drop and no comparator delay.

A diode-assisted voltage ramp lets a second high-voltage DC source join a bus in parallel without current spikes that damage contactors.

A switch-controlled reversible power path lets one camera port feed another device, cutting extra adapters and wiring in restricted installations.

Multiple internal supply units are selectively enabled to match current capability, reducing wasteful consumption while maintaining stable semiconductor power delivery.

Segmented power units cycle via switches to extend component lifespan and prevent abrupt failures in harsh environments.

A vehicle power supply apparatus uses a current sensor to detect relay contact melting without additional voltage sensors.

Segmented DC power architecture uses sector isolation switches to reduce short-circuit current ratings and simplify fault management.

A compensation resistor adjusts the reference signal in a feedback loop to stabilize output voltage across parallel power supply modules.

A power supply circuit uses shared power element components and switchable configurations to operate as either one voltage regulator or multiple independent regulators.

A control device adjusts output power across parallel power supply devices to ensure equal distribution.

A power-control circuit manages capacitive charging through a switched resistive path to limit inrush current during power transitions.

Multi-phase converter replaces external resistors with internal delay circuits to eliminate component tolerance errors and improve phase timing accuracy.

A Rankine cycle local generator dynamically adjusts motive fluid flow to regulate active and reactive power output levels.