Dc Network Circuit Arrangements TRIZ Cases

Closed-loop capacitor voltage biasing lets series chopper DC-DC supplies balance unequal load voltages while preserving output capability.

Selective switching between internal and external power paths keeps serial battery cells from continuous drain and limits voltage imbalance.

Fault-responsive current control in parallel DC sub-generators helps trip fuses reliably and protects DC/DC converters from overcurrent damage.

Separate DC/DC control lets new battery racks deliver power with existing racks without repeated balancing, improving charge-discharge efficiency and RTE.

Wireless scheduling and switchable charging connectors let drivers leave parked vehicles while power use is coordinated across stations.

A movable handcart groups current, commutation, and energy-absorbing branches to simplify DC switchgear maintenance and improve insulation safety.

Dual blocking characteristics let a relay handle low currents and a block unit stop higher currents without enlarging relays or risking smoking.

Controllable power supplies and switches let one charger route low to high charging current across bays for battery packs with different power ratings.

A Zener-threshold input circuit widens voltage sensing range while limiting lightning transient damage and reducing power dissipation.

A battery reservoir at hybrid fuel and EV stations enables fast charging, cuts grid power surges, and avoids major AC infrastructure upgrades.

A black start controller and converter let the battery power control units directly, avoiding UPS space and lifespan limits while reducing surge risk.

Forced and free converter modes stabilize AC/DC bus power from engine spools, improving aircraft voltage regulation without heavy added hardware.

An integrated helmet shroud hub centralizes onboard power, USB ports, and conductive contacts to run multiple peripherals with less cable clutter.

Combining AC-DC and DC-DC converter outputs enables higher EV charge power with lower conversion loss through controlled power sharing.

An interrupting unit separates charging and conversion paths to stop converter standby loss and shorten charging time between different-voltage batteries.

Self-reporting eFuses feed current, voltage, and temperature data to rebalance loads, isolate faults, and keep vehicle power distribution operable.

A wired power tree sends data and deliverable power through the same links, cutting cabling while managing downstream energy allocation.

Modular power panels using reusable PEBBs improve hybrid-electric aircraft power distribution, thermal control, and fail-safe operation.

Hardware and software OFF control use two voltage thresholds to shut down relays correctly across large and small short circuits.

Parallel battery racks use centralized switch and diode control to balance current and voltage while cutting converter count, size, and cost.

A wired tree lets nodes pass both power and data through upstream and downstream links, cutting cabling while managing distributed power delivery.

A transistor-based interconnection circuit supplies low quiescent current, then switches loads to direct DC power while interrupting faults.

Examination current control detects wire disconnects during vehicle travel without cutting power, limiting excess current and cable burden.

Harvests wildfire heat to power acoustic fire suppression while using adaptive cooling and SiC electronics to survive extreme temperatures.

Distributed antennas and power gates keep adjacent DC grids exchanging power when server links fail, improving network resilience.

Dynamic module allocation matches EV charging demand and protects energy storage by switching to grid supply at low state of charge.

Voltage polarity detection powers the controller to open a trip switch on a reversely connected PV string before reverse current causes damage.

Staggered first and second contacts equalize voltage before server power engagement, preventing plug-in sparks and contact resistance.

Dual winding sets and switchable AC:DC converters raise gas turbine starting torque while cutting starter-generator weight and DC:DC hardware.

High-frequency isolation transformers separate the battery and DC bus to limit fault energy while supporting charging and load supply.

Multiple spool generators and converters shift electrical offtake during takeoff to stabilize voltage and avoid thrust oscillations.

Capacitor voltage sensing and rectifier feedback let a dead time controller cut through current while preserving switching efficiency.

By controlling commutation capacitor polarity and voltage, this breaker enables fast re-closing and arc extinction without extra charging hardware.

A higher-voltage lithium booster uses processor-controlled pre-charge and back-feed to improve jump-start reliability and battery charging.

A current-limited CP contact powers external loads in charging station standby mode without dropping voltage below the standby threshold.

Shared current commutation with a controllable negative voltage source enables faster DC transfer switching with vacuum arc extinction and less bulky hardware.

Battery buffering and setpoint control let fuel cell microgrids ride through grid events without transient overload or fuel cell degradation.

An EMS holds battery standby charge and blocks excessive load steps so multi-unit fuel cells avoid starvation and degradation.

A connector control unit identifies active power sources and keeps pump-drive communication stable during ECMO power switching.

A connector control unit identifies power sources and preserves communication during ECMO pump drive switching to avoid stoppages and false alarms.

A galvanically isolating AC precharge circuit charges the DC link and checks insulation resistance before DC grid connection to prevent ground currents.

Series smart battery modules with GaN converters regulate voltage and current to cut aircraft power-system weight, complexity, and losses.

A supervisory ECU uses DC/DC converters and one sinking device to discharge multiple high-voltage buses faster and with fewer components.

A processor-triggered boost converter raises lock bus voltage only when needed, cutting battery drain while maintaining reliable communication.

A charged secondary battery takes over when amplifier demand exceeds external supply capacity, preventing audio output dropouts.

Current-mirror control balances discharge across battery cell groups while lowering device voltage stress, cost, and pack complexity.

Dynamic output switching stabilizes multiple node potentials faster and blocks reverse current under uneven load conditions.

On-site hydrogen production, storage, and battery-backed microgrid control replace diesel backup to deliver compliant emergency power.

A three-bus PV layout with two inverters keeps positive, negative, and neutral bus voltages below ground-threshold limits during startup and shutdown.

Broadcast droop-based regulator control balances uneven PV string output to reduce overheating, failure risk, and wasted available power.

Inductive hold-up across redundant power routes prevents load voltage from dropping during fault isolation, keeping steering or brake loads operating.

Comparing two voltage sampling points with current threshold logic helps detect battery-DC charger disconnects and avoid false cut-off judgments.

A control unit balances generator output and battery charging to extend backup power during outages without requiring a larger battery.

A dual-output tool battery powers electric tools and delivers starter current for vehicles, raising battery use and reducing idle-life loss.

A detection terminal identifies the connected accessory and sets a matching DC supply voltage to improve compatibility and avoid overvoltage risk.

A unified AC-to-DC converter switches among overhead line, engine generator, and fuel cell power to cut train weight, parts, and maintenance.

Current-direction-based fuse sensitivity helps ring power ECUs isolate faulty segments quickly while keeping other nodes energized.

A pre-charged capacitor and output diode keep the drive circuit and auxiliaries running through voltage sags and outages.

A charge control ring on a UHVDC post insulator attracts and discharges particulate matter to prevent field distortion and insulation failure.

Peer-to-peer modular controllers isolate faults and restore single-, dual-, or three-phase power across complex distribution grids.

A control circuit and parallel diode switch external power between dual I/O terminals to prevent backflow, abnormal operation, and connector damage.

Detachable power units and a coupling converter enable flexible AC/DC output, wider everyday use, and lower conversion loss.

A 48V trunk line with zonal DC/DC step-down cuts wire size, power loss, and battery complexity for mixed vehicle loads.

A dual-path supply lets digital circuits start before SMPS initialization, cutting startup delay and power use while keeping analog rails stable.

A dual mode power device switches between high and low voltage supplies using a single connector, eliminating separate wiring for maintenance operations.