Electric Power TRIZ Cases

Threshold-based heater power control limits overheating while maintaining target temperature in aerosol-generating devices.

Selective switching between AC input and the battery core cuts energy waste while maintaining reliable AC output during charging and discharge.

A control circuit switches charging paths by host state and secondary battery energy to keep dual-battery wearable charging reliable.

A controller suspends main input power to force rapid battery pack discharge through the system load, speeding service, storage, and shipment.

An independent intake channel decouples airflow from cartridge fit, preventing leakage, contamination, and reverse power issues.

Hardware signal circuits trigger module-level disconnectors to isolate faulty battery modules without complex bus-based safety architecture.

A normally-off semiconductor switch enables fail-safe high-voltage discharge with faster capacitor rundown and lower power loss in vehicle systems.

By forcing battery mode and checking the switch result, the charger distinguishes battery connection from disconnection or full drain without ADC hardware.

A sense-resistor, MOSFET, and inductor circuit limits battery inrush and outrush currents to prevent damage, reduce ripple, and simplify protection.

A movable dongle connection keeps electrical contact across different controller shapes and port positions, enabling one charging base for many models.

A paired supply and charging unit keeps AC loads running while the main battery recharges, reducing downtime in remote portable power use.

Dual temperature sensors detect abnormal heater, power supply, or housing heat and temporarily block charging or discharge to prevent overheating.

Placing the communication module at one PCB end and the IC at the other reduces interference and improves external device communication.

Separating the step-up IC and power connector onto a dedicated PCB improves durability by isolating high-voltage circuits from control components.

By regulating the voltage gap between rectifier and regulator outputs, this charger circuit spreads excess power and preserves in-band communication.

A microcontroller-controlled transistor disconnects a low-SOC backup battery to stop leakage drain and allow safe recharge after power returns.

Selective coil activation and adjacent coil muting improve wireless charging flexibility while limiting interference between nearby primary coils.

A display-driven power status indicator helps users align wireless power reception, reducing unstable biometric card authentication.

A switch and multiplexer let one charging path detect USB PD or QC chargers and draw higher available charging wattage automatically.

Adds wireless cloud communication to a battery pack so electrical devices can be powered on remotely without manual switching outdoors.

Coherent current-voltage monitoring with a Cauer filter avoids false switch trips and protects vehicle power distribution lines.

A power-off setting circuit keeps the discharge path off when a battery is first coupled, preventing unintended power-on and battery drain.

Tracks contactor opening events under load in mobile power circuits to estimate wear, improve diagnostics, and reduce unplanned downtime.

A switchable ground path keeps vehicle output terminals ungrounded during discharge, cutting body-coupled noise while applying the requested voltage.

Waste current feedback adjusts wireless charging field power to cut heat and power loss while keeping charger IC input stable.

Input-voltage detection and clamping exit double-voltage startup fast to protect wireless charging receivers during quick pickup or put-down.

A dual-bus DC/DC battery architecture lets fewer battery banks support multiple UPS inverters while maintaining backup power during bus faults.

Shaped charging terminals and matching side connection points let electric scooters stack for storage while charging reliably.

A resistor-inductor path and voltage-controlled MOSFET switch limit battery inrush and outrush currents to protect loads and prevent failures.

Temperature feedback shifts wireless charging between high-speed and normal modes to curb overheating, avoid long cooling pauses, and cut total charge time.

A dual charging path switches between direct and inductive modes to speed battery charging, cut power loss, and keep the device functional.

Frequency-based feedback lets a wireless power receiver command the transmitter to curb overvoltage and overpower faster than load or timeout protection.

Electrical identification detects atomizer insertion mode and reads flavor data, avoiding reverse connection damage at the battery pole.

A single driver switches among coil segments in timed slots to keep multiple devices charging without extra inverters or mutual coupling.

When backup energy drops below a threshold, the controller restricts noncritical loads so important vehicle systems keep running.

A formation control circuit switches each series-connected battery cell from constant current to constant voltage charging to improve throughput and quality.

A controller monitors battery voltage and switches between separate battery banks to avoid full discharge and keep building power available.

A spring-suspended battery carriage inside a durable housing absorbs impact, shields switchgear, and allows easy battery replacement.

When voltage rise, phase shift, imbalance, harmonics, or flicker exceed tolerance, the UPS opens the grid line and sustains essential loads.

A separate microprocessor adapts battery-pack user inputs and protocols without redesigning core battery management circuitry.

A microcontroller routes solar power directly to USB output, cutting battery cycling losses while maintaining stable charging.

Dynamic voltage negotiation based on camera temperature and power draw cuts conversion loss and prevents thermal shutdown.

A cell removal circuit forces a failed energy storage cell open, stopping short-circuit propagation and preserving backup power from remaining cells.

Passenger compartment air cools the charging face and phone during in-vehicle charging to prevent overheating and aborted charging.

Identifier checking at a central charging station blocks unauthorized battery modules and alerts users to reduce loss and theft.

Coordinated FCEV refresh timing removes catalyst oxide film during microgrid supply without upsetting power supply and demand balance.

Incremental battery cell switching precharges a vehicle DC link without a discrete resistor, reducing parts and failure risk.

A retained battery pack inside the case powers and communicates with external devices, reducing tethered charging and device clutter.

A surface-mounted battery and cable housed in the bendable section add charging to a wallet without increasing card holder bulk.

Pulsed charging with pause-time voltage sampling sets a dynamic cutoff to speed charging while avoiding overcharge and voltage overshoot.