Hybrid Vehicles TRIZ Cases

A controller limits target engine speed at altitude to manage power delivery in hybrid vehicles.

Integrating the rotation sensor into the rotor support flange reduces radial clearance and component count, suppressing device dimensions.

A control system predicts future engine torque and speed to determine optimal actuator positions for internal combustion engines.

Segmented inverter architecture minimizes switching losses during low-power driving while preventing Si-IGBT overheating through dynamic gate voltage control.

A hybrid transmission topology uses shifting elements to couple drive units and enable smooth gear changes without traction interruption.

Shifting the high voltage energy storage device working range by temperature reduces lithium ion ageing while maintaining cold start capability.

Embedded passive sensors detect battery internal states via wireless signals, resolving complexity trade-offs in monitoring systems.

Master rotorcraft carries detachable slave units to extend flight range, reducing control complexity while enabling independent operations.

A hybrid transmission uses positive-locking shift elements coupled to electrical machines for gear engagement.

An onboard generator recharges the battery while driving using fuel.

Splitting torque arbitration between an engine and a hybrid control module reduces serial data link latency while preventing engine overspeed.

A vehicle inverter applies zero torque control to stop regenerative current flow when battery charging is prohibited.

Aircraft connects to power lines for energy transmission and navigation, reducing infrastructure complexity.

Navigation system calculates energy-optimized routes by estimating efficiency across segments, reducing consumption versus time-based routing.

A hybrid powertrain controller times transmission shifts based on electric machine torque capacity to ensure smooth gear changes.

A hybrid propulsion control system switches operating modes during ongoing operations to enable parallel engine start and gear shift execution.

A method calculates maximum charging power using three-dimensional maps for simultaneous motor and Hybrid Starter Generator operation.

Segmenting the hybrid drive into independent axle units eliminates conversion losses while enabling kinetic energy recuperation during steering.

A DC/DC converter absorbs reactive power from an AC grid by coupling its output capacitor and inductor in series across traction battery terminals.

A voltage control device manages boost converter input to stabilize drive power during vehicle operation.

Slipping a clutch rotates the engine to synchronize speeds, eliminating torque oscillations during electric-to-hybrid mode transitions.

A resolver monitoring system derates motor torque capacity upon detecting signal faults to maintain operational continuity.

Travel control unit restricts gear changes via accelerator pedal actuation to prevent sudden acceleration and vibration during mode switching.

A charger controller adjusts neutral current setpoints using real-time network frequency measurements to maintain stable operation.

A vehicle system controller estimates distance until charge using stored location data from past charging events.

A vehicle control device predicts noise duration to adjust engine operating points dynamically.

A parallel electric pump extends electric-only operation duration by supplying lubricant when the engine-driven mechanical pump is inactive.

An iteratively learning controller adjusts manipulated variable profiles through trajectory classification and database retrieval to enhance vehicle settling behavior.

A magnetic disconnector uses an armature and coil to couple a clutch ring within a vehicle differential assembly.

Surrounding exhaust passageways distribute heat to hybrid vehicle motors and oil pump, preventing overheating while raising operating temperature.

A closed-loop speed control system determines power limited torque commands for torque machines and engine torque commands in a multi-mode transmission.

Tilting wings and tails transition between vertical lift and horizontal cruise flight, eliminating ground infrastructure needs while extending range.

Engine control module adjusts rotational speed and torque output to reach light-off temperature while minimizing emissions during silent start.

Segmented hybrid module uses independent electronic pump to actuate clutch, eliminating transmission hydraulic modifications.

A hybrid vehicle control apparatus adjusts internal combustion engine start thresholds using surrounding environment information from sensors and GPS data.

Dynamic adjustment of the operation avoidance area through ECU-based learning prevents lock pin failures caused by aging and environmental changes.

In-wheel motor hybrid vehicle recovers exhaust waste heat via a Rankine cycle while cooling power electronics, reducing engine back pressure.

Chain-only final drive eliminates planetary gear sets to reduce axial length, creating space for power take-off units in narrow engine compartments.

Control device calculates parking path to align vehicle power unit with ground apparatus, eliminating manual connector engagement.

A hybrid vehicle control system calculates energy requirements to maintain charge-depleting mode in restricted zones.

A hybrid coupling mechanism uses planetary gears and dual motors to drive a motor vehicle powertrain.

Adjusting torque down start timing manages residual pressure in release side engagement devices, preventing negative torque transfer to wheels during upshift.

Controller detects bypass diode faults by monitoring inductor current, preventing component damage and system shutdown.

A curative control method manages oscillation thresholds in electric vehicle transmissions to maintain drive smoothness.

A vehicle power supply apparatus stabilizes electrical voltage through dual accumulator monitoring and generator motor feedback.

A storage management apparatus adjusts monitoring periods based on access loads to optimize logical volume allocation across tiers.

A hybrid system controller manages motor-generator-inverter boost and regeneration modes by comparing operating efficiency against defined thresholds.

Segmented motor cooling paths switch between heat exchangers to resolve the trade-off between downsizing the drive unit and managing motor temperature.

Controller adjusts hybrid starter generator torque reduction ratio using virtual engine speed to synchronize motor and engine speeds.

A regeneration control device adjusts electric vehicle braking force through sequential paddle switch operations.