Hybrid Vehicles TRIZ Cases

A hybrid traction battery management system adjusts target state of charge thresholds to maintain power reserves during intermittent float charging.

A hybrid vehicle location awareness module discharges the battery system before predicted braking events to optimize energy recapture.

A control device coordinates charging and switching of sub power storage devices in electric vehicles.

An oxygen sensor estimates ambient pressure via pumping current analysis during unfueled hybrid vehicle operation.

A hybrid powertrain cruise control module coordinates electric motor negative torque and friction brakes for vehicle deceleration.

A hybrid vehicle power controller manages boost converter passing power to protect components from thermal stress.

An engine control device adjusts supercharging pressure ratios between electric and mechanical compressors based on battery charge levels.

A hybrid vehicle control system manages drive modes based on clutch torque capacity.

A control unit discharges intermediate circuit capacitors by reducing inverter operating frequency.

A controller adjusts creep torque maps using brake pedal position and vehicle speed data to match driver preferences.

A hybrid drive system uses electric machines and mechanical gears to transmit torque to tractor axles.

A motor control device adjusts the carrier frequency to suppress beat current generated during low-speed operation.

A hybrid powertrain control method calculates clutch reactive torque capacity based on main hydraulic pump pressure output to manage torque transfer.

Integrated master-slave control and modular expansion eliminate separate control boxes, reducing device complexity while improving system reliability.

Neutral switch bypasses oversized converter components during peak demand, reducing weight and cost while maintaining maximum power delivery.

Replacing brushed contact starters with a high-voltage brushless motor eliminates voltage drops and noise, vibration, and harshness during engine cranking.

A hybrid powertrain method adjusts the internal combustion engine compression ratio to match electrical energy storage charge levels.

Controller coordinates fuel vapor purging during spark ignition mode to resolve insufficient purging in homogeneous charge compression ignition operation.

A hybrid vehicle controller maintains elevated exhaust temperatures for fuel reforming by adjusting engine load and battery charging.

A hybrid vehicle processor increases engine speed to simulate downshifts without altering wheel torque.

A vehicle braking system adjusts regenerative torque ratios between synchronous and induction motors based on battery state of charge.

A delay indicator provides visual cues to operators regarding pending energy-expending actions in powered vehicles.

Integrated idler wheel package with double-speed clutches resolves packaging area constraints while increasing gear stage versatility.

A control system coordinates regenerative braking torque with wheel brakes to maintain vehicle deceleration during hybrid drivetrain operation.

Electric motor rotates engine shaft to drive oil pump, preventing lubrication failure when fuel is low.

A motor controller adjusts speed via counter electromotive force when Hall effect sensors fail.

A multi-mode powertrain system selects optimal engine operating points by executing parallel searches across all-cylinder and cylinder deactivation states.

A hybrid vehicle control unit calculates driver request torque using accelerator pedal position and vehicle speed data to ensure positive torque output.

Pre-positioned hub holes guide driven disc alignment, resolving the trade-off between connection strength and assembly complexity.

A transmission mechanism reinforces torque between an electrical variator and a planetary gear unit.

An inverse two-stage turbocharging scheme segments turbine stages to resolve fuel consumption versus power density trade-offs.

A hybrid vehicle drive control device switches between shifting states to manage motor reaction torque and maintain compactness.

A hybrid vehicle system calculates driving load by summing weather-based resistance forces on upper and front surfaces for adaptive mode switching.

A plug-in hybrid electric vehicle control unit manages state of charge across multiple charging modes using global positioning system signals.

A hybrid vehicle diagnostic device calculates relative torque ratios to identify eco driving zones and displays visual feedback for driver awareness.

A hybrid vehicle control device sets reverse drive torque using base and correction values to maintain consistent output during engine actuation.

Nested concentric planetary gear sets in a multistage hybrid transmission resolve design space limitations while maintaining traction performance.

A controller generates modulated voltage to clamp DC capacitor spikes in hybrid vehicles.

A fuel tank pressure control system schedules engine start-up events based on calculated pressure rates of change.

Assigning biasing costs to torque requests reduces frequent shifting events, improving drivability and energy efficiency in hybrid vehicles.

A hybrid transmission control strategy manages idler pinion synchronization through electric machine torque desaturation.

Dual feedback loops adjust guard targets to prevent overcurrent during high-speed vehicle charging.

Electronic control unit executes charging guide control to promote external charging during parking at designated points.

A hybrid vehicle synchronizer adjusts rotating speeds between transmission and output units to enable smooth power distribution across multiple operation modes.

Segmenting the vehicle power supply into two partial systems with a center-tapped support accumulator resolves stability issues under high-performance loads.

Mounting a rotation sensor on an end plate reduces detection errors caused by angular misalignment in cantilever-supported electric motors.

An auxiliary motor powers the tender car independently, reducing tractive load on the main engine and improving fuel efficiency.

A vehicle transmission system with dual torque inputs enables smooth power delivery across varying speed ratios.

A hybrid vehicle control device expands the permissible fluctuation band of the electric storage level during charge sustaining mode to optimize engine operation.

A magnetic flux based current control map generates dynamic commands using battery voltage and motor speed.