Electric Devices TRIZ Cases

Independent low-voltage bus segments and redundant control surfaces preserve aircraft maneuvering when one power bus fails.

Driver-specific neural networks predict supercapacitor SoH from charge-discharge data, cutting evaluation time and supporting timely replacement.

Optical galvanic isolation replicates train speed sensor pulses for secondary control devices without retroactive effects or extra sensors.

A control module raises battery impedance during current spikes, then restores low impedance to protect EV energy storage and loads.

Preplanned energy modes and real-time control preserve battery reserve for aircraft safety functions while supporting hybrid propulsion demand.

A bulged motor bay and rear reinforcement member keep crash stroke while diverting collision loads away from the battery in EV front structures.

A dual-source MXM power circuit switches between primary, secondary, and dual modes to deliver up to 600W without enlarging vehicle profile.

A single switchable calibration standard reaches different cell taps, cutting space and complexity in automated battery management testing.

Stored fuel-cell wastewater activates backup cells to power GPS and emergency messaging when an FCEV is fully discharged.

A metal plate sealed by glass- and carbon-fiber resin layers cuts guard plate weight while improving impact and corrosion resistance.

AI predicts route-based battery degradation to calculate equivalent carbon footprint and support lower-impact vehicle operation.

An integrated feed, return, and bypass housing lets battery coolant bypass the energy store during faults to prevent overflow and cut system complexity.

Uses existing voltage, current, speed, and torque data to predict motor-inverter aging from power loss trends without extra sensors.

Coordinated breaker-switch de-energization cuts EV part count and cost while speeding overcurrent and short-circuit isolation.

Off-mode power cycling between an auxiliary battery and ultracapacitor isolates measurements and reveals state of health before startup.

At-risk battery cell assemblies are selectively discharged into a separate energy sink to contain thermal runaway and reduce fire damage.

Mission-based energy planning preserves battery reserve for safety functions while still supporting peak power phases in hybrid aircraft.

Intermittent electric stimulation cuts polarization during battery cell diagnosis, speeding full-cell profile capture without losing accuracy.

Time-window analysis of battery cell voltage deviations improves EV thermal runaway warning timeliness and supports earlier battery replacement.

A soft start and failure isolation circuit lets a vehicle DC/DC converter precharge the high-voltage bus capacitor without a separate precharge circuit.

An AC/DC fault detection circuit uses a coupling capacitor and voltage divider to maintain vehicle ground fault accuracy at lower cost.

A vehicle control case that limits battery power sent to the grid so travel distance or destination needs are still met within the usage period.

Battery pack SoP and SoE uncertainties are combined to set safer charging, discharging, and operating windows without wasting usable power.

A torsion tube fairing encloses air lines and rotary unions to protect tire inflation hardware, cut drag, and support powered axles.

Time-series voltage vectors and cross-product factors help detect subtle battery cell abnormalities despite small voltage changes.

Detachable housing elements with flat mating surfaces and protected interfaces simplify battery disconnect assembly, repair, and component protection.

Heating mats between two-tier battery modules extend subzero discharge operation while integrated sensing supports safer maintenance and fast replacement.

A beam-pass recess in the battery housing frees underside space, raises ground clearance, and simplifies battery swapping.

NFC-linked battery modules and a BMS improve secure data exchange, isolate communication faults, and support fast battery monitoring.

Aggregating stator lead sections into one terminal position improves motor assembly while 2Y winding and neutral wire routing preserve insulation.

By comparing current- and voltage-based resistance across redundant ground lines, this case detects intermittent and permanent faults early.

Regenerative braking is modulated during towing to reach a target battery charge while keeping lubrication, cooling, and towing drivability intact.

NFC links battery modules, the BMS, and external devices to improve secure data exchange while reducing connector damage and network risk.

Elastic tabs and positioning wedges secure battery thermal conduction plates without clearance, enabling precise automated placement.

Indirect isolation resistance monitoring uses a current transformer to track coolant conductivity and trigger ion exchanger service only when needed.

Estimated and actual wheel angular acceleration are compared to detect off-ground states in dual-motor vehicles and improve slip control.

Current-limiting resistors in a high-voltage test port enable safe voltage checks and safety verification before maintenance.

An RTU monitors generators, converters, and loads to manage islanding, voltage correction, and stable microgrid power flow.

Battery-powered compaction wheels with inverter feedback replace engine and hydraulic drive to cut emissions, noise, and maintenance.

Monitored supply-voltage variation guides rise, fall, and frequency control to cut switching noise while keeping in-vehicle power stable.

Detecting fastener release before a touch-protection cover is removed enables early high-voltage shutdown with fewer parts and less space.

Historical driving data is turned into route and battery demand profiles to predict degradation and schedule maintenance before failure.

Acoustic alerts tied to electrical fault detection warn first-responders of thermal or live-system hazards in electric heavy-duty vehicles.

A stepped cartridge supports safe electrode bending and overlap, improving battery cell stacking density, connection reliability, and monitoring.

Voltage pulse monitoring between inverter ground and shielding detects conductor shorts without current rise, reducing EMC false alarms.

A compact wheelchair linkage uses mechanical self-energizing action to boost drive and braking force while enabling upright, low-strain detachment.

Parallel DC/DC connection lines isolate faults on a common traction bus so critical low-voltage vehicle systems stay powered.