Dc Network Circuit Arrangements TRIZ Cases

Combining AC-converted DC with direct DC input cuts conversion loss and stabilizes higher EV charge power for faster charging.

Output voltage droop lets a fuel cell power source signal downstream load limits on the power bus without separate control hardware.

Battery-current feedback lets a parallel charger account for load current, smoothing power delivery and reducing charging wear.

Selective accessory-voltage shutdown cuts sleep-mode power draw in aerosol heater power units while preserving core controller function.

Multiple power pulses are generated within one RAMP period, enabling high-frequency COT multiphase output without harder RAMP generation.

By cooling, disconnecting, or rebalancing the limiting battery string, controllers raise allowable system current without exceeding string ratings.

A fuel cell handles average drone power while a battery supplies sudden peak loads, extending flight time without adding excess weight.

At low temperature, adjusted purging and lower battery charge targets shorten fuel cell shutdown and help prevent moisture freezing.

Precharged multi-level voltage switching lets RF power amplifiers follow per-symbol power demand in under 1 microsecond, improving efficiency and linearity.

Dynamic standby battery selection lets switched-cell packs assist or recharge dedicated loads without oversized batteries or DC/AC converters.

A shared precharge circuit charges load capacitors before main power transfer, cutting vehicle power bus weight and cost.

Semiconductor switching and an inductive topology enable faster DC overcurrent isolation without fuse-contactor delays or bulky capacitors.

A second controller compares switch commands with state signals to detect stuck-ON/OFF power faults and prevent vehicle battery drain.

Concurrent redundant converters and ORing control balance backplane power, enable online validation, and minimize downtime.

Switch-controlled power transfer between drive and auxiliary battery units restores SOC to sustain motor operation and extend cruising distance.

A 48V/12V split supply with a capacitor and step-down converter cuts wire size and power loss while stabilizing vehicle load voltage.

Two capacitors charge in parallel and discharge in series through a DC-DC converter, enabling vehicle door unlocking when battery power is interrupted.

A dual-source clock supply uses a high-voltage divider to keep EV battery system time running with lower power loss and cost.

Switching between a 12V main battery and auxiliary source keeps transmission and hybrid controllers powered when 48V or 12V faults occur.

Detection-based port switching lets a handheld device charge through multiple ports with one power delivery controller, reducing cable interference and cost.

A modular HV distributor with inverters and DC conversion enables safer PTO power, overload control, and flexible charging in utility vehicles.

Integrated capacitor charging lets a 3-terminal static DC transformer start safely without separate precharge circuits, reducing size and cost.

Controlled capacitor charging and polarity switching enable fast DC breaker re-closing and re-disconnection with lower cost and footprint.

Voltage deviation correction and droop control let parallel DC/DC converters share output uniformly without fast communication.

Controlled fault injection and multi-point sensing verify DC fault isolation repeatedly without damaging equipment or exposing personnel to hazards.

Cooling fins built into modular housings replace active cabinet cooling, improving outdoor power efficiency, size, cost, and reliability.

A four-unit socket and plug arrangement delivers multiple tool voltages from one battery pack, cutting pack variety, cost, and handling complexity.

Bias-voltage loop detection identifies anti-backflow circuit failure before EV charging starts, improving charging pile safety and fault accuracy.

Multiple regulated load supplies and a network controller isolate downhole faults, stabilizing voltage and protecting other loads.

High-voltage DC transmission and parallel buck modules cut umbilical power loss and converter bulk in deep-sea ROV operation.

A bypass path disconnects embedded PV electronics during flash testing, avoiding capacitance and impedance errors while preserving module operation.

Smaller isolated DC/DC converters in bootstrap mode regulate each battery module while cutting transfer losses and unsafe load imbalance.

Integrated rectifier contactors isolate DC bus faults so hybrid aircraft can keep generating propulsion power with less redundancy and weight.

Simultaneous opening of semiconductor switches isolates a dipping vehicle power supply, blocks equalizing currents, and stabilizes safety loads.

Integrated helmet mounting nodes share one power source and data link across accessories, reducing weight, bulk, and exposed cables.

Voltage-triggered door latches expose only the matching 12V or 24V charging terminal, preventing misconnection damage during jump-starting.

A controller caps battery draw across different inground tool housings, preserving signal transmission and extending transmitter battery life.

Controlled phase-shift discharge in a dual-active-bridge DC/DC converter lowers DC link voltage during shutdown without bleed resistors.

Regulating secondary coil VA lets an intermediate resonant circuit transfer power across larger air gaps while constraining magnetic leakage fields.

A movable handcart separates current-carrying, commutation, and energy-absorbing branches for easier DC switchgear testing and repair.

Resonant DCM with active clamping enables an isolated SEPIC converter to handle 9-18 V input while cutting switching loss and transformer size.

Controllable battery string switching cuts charge-discharge voltage swings, easing power conversion demands in metal-air energy storage.

Past usage history and future load forecasts are combined to assign secondary batteries to use modes that minimize deterioration.

Independent battery clusters with DC converters and equalization circuits curb the bucket effect and improve usable ESS capacity.

Instantaneous current sampling adjusts inverter switching frequency to match LCL filter behavior, improving efficiency and grid stability.

A micro DCDC converter powers key-off vehicle modules from the propulsion battery, cutting standby drain, 12V battery wear, weight, and cost.

A split DFB laser and TX power scheme preserves 2.7V headroom at high temperature, improving eye opening without a boost module.

Voltage anomaly detection and non-return valve switching keep DC output stable through power interruptions and source transitions.

A removable persistent power switch converts AC panels to continuous DC distribution, cutting repeated AC-DC losses while keeping AC compatibility.

When external charging is skipped, FC charging during system stop raises battery SOC before startup to avoid output limits and preserve driving performance.