Dc Network Circuit Arrangements TRIZ Cases

Maintaining current linkage through a DC/DC converter removes fuel cell OCV after shutdown, avoiding resistor heating and extra batteries.

Bidirectional power over a communication line lets an ECU keep operating during voltage drop without adding redundant harnesses.

Flying capacitors reroute energy around weak series panels to maintain charging current under uneven illumination.

A monitoring unit stores off-state supply voltage to detect a stuck power relay after microcomputer shutdown and help prevent battery drain.

An auxiliary supply and selective phase activation reduce overhead power at light loads, keeping AC-DC efficiency flatter across output levels.

Coordinated switching across multiple PV converters updates reserve power while limiting total output and voltage fluctuations.

A controller compares load demand and battery power loss in real time to switch external devices to the lower-loss battery.

Selective MPPT and PR switching updates reference power while limiting output power and voltage fluctuation in photovoltaic conversion units.

Selective redundant power for safety loads uses grid isolation and capacitor buffering to prevent passing currents during main grid failures.

A solid-state battery-backed power stage covers sudden load spikes so a diesel generator can ramp output gradually with less stress and fuel waste.

Dispatchable storage buffers variable renewable supply, matching load demand while stabilizing voltage, frequency, power factor, and harmonics.

Adjustable power-on voltage switching helps energy-harvesting encoder circuits match capacitor size and generation capability for stable startup.

When a new charger connects, vacant power units are created by cutting units from ports with the smallest charging-power drop.

Local MPPT control in each DC converter prevents inverter MPPT conflict, stabilizing photovoltaic power yield and compatibility.

Dynamic DC-link voltage adjustment controls the UES/UDC ratio to suppress energy-storage current ripple without larger filters or higher losses.

Shared AC/DC converters and a DC link connect energy storage to a reversible pump-turbine, cutting hybridization cost while preserving flexible power transfer.

A switchable shared-bus aircraft power network combines engine drive and load supply with fewer electrical devices and flexible fault isolation.

A dual DC bus links renewables, electrolysis, and a fuel cell to cut conversion loss and stabilize power despite variable generation.

A multiplexing module switches converter outputs through an LDO to keep key loads powered while cutting standby leakage and bottom current.

Switching and converter circuitry links AC, DC, and backup buses to improve power distribution flexibility without separate converters.

A master-slave server power scheme limits master output and assigns the remaining load to a backup supply for more flexible operating modes.

A virtual token ring and CSMA/CA coordinate multi-master PLC on shared feeder lines to avoid collisions, reduce interference, and use bandwidth fairly.

Selective switching lets one bidirectional converter serve low and high pressure machines, cutting converter weight, cost, and complexity.

Series-parallel switching across four energy units lets one battery pack match multiple electric tool voltages while cutting pack variety, cost, and waste.

Local voltage-threshold control lets a PV combiner box deliver maximum power and reduce output above a set voltage without fast inverter communication.

When battery cluster voltage drops below a threshold, a controller-driven DC-DC path replenishes energy autonomously to prevent over-discharge failure.

Individual MPPT control lets each DC source track its own power peak while varying converter output to keep distributed systems stable.

A hazardous-area luminaire converts AC to intrinsically safe DC to power nearby devices, cutting separate IS cabling cost and complexity.

DC control across each switching cycle enables transient-free inverter startup, zero inrush current, and sub-100 ms grid synchronization.

Remanent flux estimation lets inverter-based resources energize transformers with near-zero inrush current for faster black start recovery.

A heat-resistant fuse with long plate terminals enables reflow PCB mounting, cutting vehicle power control size and manufacturing cost.

A removable tool battery charges a power boost module, enabling portable vehicle jump starting while keeping battery pack voltage above threshold.

A fuel cell, storage unit, and inverter synchronize AC output with building wiring to deliver quiet indoor backup power without exhaust fumes.

By forcing a voltage difference between parallel PV strings, the inverter can identify optimizer locations and avoid crosstalk and over-voltage damage.

An inverter auto-detects new or replaced PV optimizers and maps them to strings by current comparison, cutting manual maintenance time.

A removable multi-stage micro-core packs charge storage, pass-through, and 12V conversion into a pocket-size shell without losing utility.

Segmented PV sub-generators with isolation checks and fault-current disconnectors enable safer high-power electrolyzer coupling.

Redundant EMS control paths independently isolate HVDC-linked LRUs, cutting catastrophic failure risk in hybrid and electric aircraft propulsion.