Wind Motor Control TRIZ Cases

Active add-on members on wind turbine blades alter aerodynamic properties to maintain noise levels within limits while maximizing power production.

A rotating single light sensor detects shadow flicker conditions, replacing multiple sensors to reduce system complexity and maintenance costs.

Combined hydraulic and electromagnetic braking enables passive yaw damping, reducing load on yaw gears during power failures.

A flatback slat with a tip vortex modification appendage reduces adverse flow separation and increases torque in the inefficient inboard blade region.

Controller initiates overproduction using stored rotor kinetic energy and maintains minimum power during recovery to stabilize grid frequency.

A wind turbine power supply unit manages controller energy states using a monitoring device to detect wind parameters.

A wind turbine adjusts its yaw angle to misalign the rotor axis with incoming wind, reducing blade angle of attack.

Segmented turbines on a common platform reduce noise while maintaining power generation. Radar detection and feedback control prevent damage from high winds.

Segmented blades with hinged flapping members redirect airflow to increase driving force, while spring-loaded braking plates maintain safe rotational speed.

A wind turbine rotor blade monitoring method establishes current natural frequencies from vibration signals using low sampling rates.

Segmented arc-shaped blades increase power generation efficiency while reducing turbine size and complexity for remote transport.

Internal speed regulation eliminates external control devices, resolving the trade-off between high-speed rotation and system complexity.

A wind turbine activates a safe operation mode using external weather data to initiate protective actions before severe conditions arrive.

A wind turbine control method estimates operational parameters to adjust pitch references and power settings based on real-time conditions.

A torsion sensor measures rotor blade twist via light polarization changes to determine actual operating parameters.

Retractable blades dynamically expand span to increase swept area without adding mass, resolving the weight versus energy capture trade-off in wind turbines.

Statistical power distribution analysis corrects wind direction offsets, resolving rotor interference inaccuracies and improving annual energy production.

A control unit applies test-offsets to wind rotor parameters and measures resulting acceleration to determine compensation offsets.

Segmented controllers and auxiliary power supplies isolate faults to prevent asymmetric loads during controller offline maintenance.

A wind turbine generator switches to no-load operation when ice detection exceeds a threshold, maintaining equipment temperature.

Positioning rotor blades behind the tower minimizes heat transfer losses during individual blade de-icing, reducing energy consumption and structural stress.

A wind turbine bearing assembly switches between hydrostatic and hydrodynamic modes to optimize fluid film pressure for shaft support.

Centrifugal forces from eccentric counterweights balance aerodynamic loads, reducing mounting stress and inertia delays in passive pitch control.

Replacing wind turbine rotors with airborne energy systems reduces foundation costs and environmental impact while maintaining energy production.

Segmented power units and adjustable pitch angles resolve bearing fatigue and wind resource waste in large-scale windmills.

Segmented safety controllers monitor parameters to prevent unsafe startup, avoiding overspeed events and ensuring reliable operation.

A centrifugal compressor regulator communicates the impeller space with the outside to manage axial forces.

Dual sensors measure voltage and current at distinct locations to enable processor-based confidence assignment for backup power monitoring.

A semi-submersible wind turbine platform uses pre-stressed concrete and FRP to reduce weight and material costs.

A wind turbine control system calculates operating temperature margins across multiple components to adjust parameters and maintain safe limits.

A control system coordinates pitch and yaw adjustments to align floating wind turbine blades with lateral wind directions.

A wind turbine control system activates diode rectifiers via PI controllers to transmit power to HVDC links, reducing circuitry costs.

A buoyant support structure uses a hinged mechanism to maintain the operational angle of the generating sub-assembly during rolling.

A farm-level controller issues power production commands based on turbine capability metrics to address grid transient instability.

An electrical adaptor bridges new uptower and existing downtower wiring, resolving compatibility issues during wind turbine refurbishment.

An auxiliary brake engages an annular gear to maintain blade position, preventing uncontrolled movement when the main pitch drive fails.

A wind turbine yaw drive control unit dynamically adjusts individual braking forces to balance loads across multiple drive devices.

Virtual models replicate operational states to quantify fatigue damage, replacing generic farm-level data with precise load estimation.

A segmented wind turbine rotor blade element with an angled second portion influences airflow to improve aerodynamic properties.

A wind turbine control system switches between distinct sensor-based strategies to maintain optimal energy production.

A wind turbine control system determines target strategies based on current working conditions to optimize yaw positioning during extreme weather events.

A self-adapting wind generator expands or retracts its capture surface to match real-time wind flow conditions.

Hydraulic pitch safety system drains accumulator fluid via an activated valve to lock blades in position.

A wind turbine rotor locking method positions the rotor and applies a brake to force rotation before engaging a lock.

Power plant controller detects individual wind turbine shutdowns and modifies operating parameters of remaining turbines to maintain generation.

A wind turbine control system adjusts rotor speed based on air density to maintain optimal power output.

Grid-based aerodynamic configuration adjusters featuring bevel edges modify incoming airflow orientation to reduce drag coefficients on wind turbine enclosures.

A plasma airflow generation device applies pulsed voltage to wind turbine blades to create induced flow for active aerodynamic control.

Accumulating blade pitch angle difference logic detects regulation errors early, reducing mechanical stress without increasing control complexity.

Dynamic rate limits prevent excessive loads during high-speed operation while enabling rapid response during low-speed wind gusts.