Wind Motor Control TRIZ Cases

Defining multiple thrust limits via turbulence probability isolines balances structural safety with energy output across varying wind speeds.

Upgraded farm-level controller coordinates mixed turbine subsets to maintain grid connection during voltage fluctuations.

Boundary layer control system disrupts airflow via blade vents to mitigate negative stall and pitch wear during extreme wind conditions.

Relocating accelerometers to the nacelle reduces sensor failure risks while enabling pitch angle adjustments that dampen edgewise blade vibrations.

Predictive pitch control reduces rotor blade loads and minimizes pitch drive mechanism wear by adjusting angles before blades enter high load sectors.

Counterweights stabilize vane pitch against centrifugal forces, enabling self-starting torque production at low wind speeds.

Wind turbine converters utilize over-current margins to maintain active power output during hardware faults, reducing downtime in remote offshore locations.

Acoustic signal transmitters on blade tips detect tower sweeping risks by analyzing receiver sequence, avoiding optical interference.

A wind turbine nacelle uses a cantilevered rotor mounted on a flange to simplify assembly and reduce bearing complexity.

Hydraulic pump resists fluid flow to brake rotor blades, eliminating separate mechanical brakes and reducing system complexity.

Dynamic speed adjustment increases rotor velocity to boost annual energy production while managing mechanical stress.

Porous medium injects gas through capillary tubes to reattach separated boundary layer, increasing power output across varying wind speeds.

Upwind LIDAR sensing anticipates turbulent gusts to prevent generator overspeed and maintain stable power output.

Wind turbines emulate synchronous machine inertia via control loops that adjust power output, countering rapid grid frequency variations.

A wind power plant method determines potential energy output using stored characteristic curves and measured operating parameters.

A wind turbine controller increases power output by extracting stored rotational energy from the rotor system when grid frequency drops below a setpoint.

Upwind wind generators detect atmospheric conditions and send control signals to downwind units before the wind arrives.

A wind turbine adjusts blade pitch angles to dampen edgewise oscillations detected by nacelle sensors.

Segmented trolleys harness fluid currents to generate electricity through electromagnetic induction along a closed-loop track.

Spatially separated operating devices enable safe wind turbine restarts by verifying critical parameters remotely, reducing downtime from manual inspections.

Pre-charge circuit pre-magnetizes the main transformer to reduce inrush currents and mechanical loads.

A wind power generator nacelle integrates a humidity management device to control moisture levels inside the enclosure.

Uniform airfoil blades increase power conversion efficiency above 30% by maximizing lift while reducing noise through dynamic pitch adjustment.

Integrating a disc brake onto a hollow generator shaft eliminates separate support structures, reducing material usage and drive train complexity.

A self-aligning floating platform rotates to align wind loads with its turning axis, stabilizing multi-turbine structures.

A wind turbine control system calculates real power spectral density to determine accumulated fatigue damage in components.

A wind turbine control system adjusts individual blade pitch rates based on root load measurements to reduce structural stress.

Harvesting kinetic energy from vehicle motion through aerodynamic nozzles and turbines reduces fuel consumption without combustion.

Grouping rotating unit pins for sequential detachment prevents uncontrolled reverse rotation while maintaining high efficiency during wind turbine maintenance.

A direct drive vertical axis wind turbine uses magnetic induction to generate electric currents.

A spin-ready signal checks non-speed conditions first, reducing unnecessary rotor spinning time during wind turbine startup.

A wind energy installation adjusts active and reactive power feed-in using sampling points defined by grid voltage and frequency values.

Partitioned resonant cells increase wave propagation distance to attenuate low-frequency noise within constrained spatial volumes.

A tapered adapter between yaw bearings adjusts the rotor tilt angle to align blades with wind direction.

Optical fiber sensors detect strain changes on slewing ring bearing races, triggering controller actions that prevent downtime from asymmetric load failures.

A wind turbine bearing assembly uses an outer ring with bores to couple directly to the support structure.

Retractable wing profiles adjust surface area to optimize energy capture across varying wind speeds while ensuring safe operation under strong winds.

Stator blades accelerate wind streams to rotor blades, resolving low energy conversion efficiency and external startup power requirements.

A data analytics platform derives yaw activity measures from standard sensors to identify irregular turbine behavior.

A method for balancing segmented wind turbine rotor blades by determining weight and adding mass to achieve a predetermined static moment.

Yawing the nacelle away from wind direction reduces aerodynamic loads on a stuck rotor blade during turbine shutdown.

Adjustable wind funnels accelerate airflow to a rotor, maintaining power generation at low wind speeds without shutdowns.

A wind turbine drive control device reduces force generated by drive devices during stop periods based on load information.

A wind power management system determines sensitivity values to maximize generation within security limits.

Segmented micro-turbines on roadways harvest vehicle-generated wind to boost power capacity while reducing environmental harm.

Segmented current paths enable independent armature and winding control while auxiliary switches isolate components from damaging grid voltage spikes.

A pitch control system modifies rotor speed references using tower inclination signals to dampen low-frequency vibrations.

A power turbine torque optimal limiter module calculates a maximum torque topper signal to constrain rotor speed excursions during transient load changes.

Autonomous control method stabilizes DC link voltage and balances reactive power across wind turbines connected via HVDC transmission.