Wind Motor Control TRIZ Cases
- Wind Turbine Dynamic Matching for Low Wind Speed Efficiency
A wind turbine controller adjusts rotational speed to capture maximum energy at medium and low wind speeds.
- Monitoring Unit Automatic Data Sync for Wind Turbines
A monitoring unit automatically provides updated condition data to a portable communication device via a wireless interface.
- Wind Turbine Yaw Control with Dynamic Thresholds
Dynamic yaw angle thresholds adapt to wind velocity, preventing cable twisting while maintaining continuous power generation.
- Turbine Blades with Forward Blowing Slots
Pneumatic blowing slots regulate blade speed and pitch without mechanical actuators, reducing device complexity.
- Insulating Stay Bolt Lightning Bypass for Wind Turbine Blades
Composite stay bolts provide a protected conduction path that prevents moisture-induced flashovers and protects sensitive pitch components.
- Wind Turbine Brake Validation via Personnel Presence Detection
Control nodes verify personnel presence to prevent unnecessary brake activation and damage during wind turbine shutdowns.
- Wind Turbine Pitch Control for Yaw Error Load Mitigation
A control system adjusts individual blade pitch angles to mitigate aerodynamic loads during wind turbine yaw error events.
- Air Guide Arrangement for Movable Folding Devices
An air guide arrangement uses a base element and actuator element to control movable folding devices.
- Multi-rotor Wind Turbine Stability During Shutdown
A control system stabilizes multi-rotor wind turbines during shutdown by applying thrust commands to opposing rotor subsets.
- Wind Turbine Grid Frequency Stabilization via PID Control
A wind power installation uses a PID controller to adjust active power injection, preventing oscillations and stabilizing grid frequency during reconnection.
- Motor Control Circuit for Fan Systems
A motor control circuit shares power and switching components across multiple fan devices, reducing manufacturing costs and maintenance complexity.
- Wind Farm Reactive Power Margin Control at Low Wind Speeds
Variable cut-in rotor speeds optimize low-wind efficiency while maintaining grid reactive power compliance.
- Magnetic Liquid Damper in Wind Turbine Generator Shaft
A liquid damper system integrates into a direct-driven wind turbine's hollow generator shaft using magnetic coupling to control vibrations.
- Wind Turbine Secondary Controller Signal Bias
A secondary controller adjusts sensor signals using bias values to optimize wind turbine tip speed ratio.
- Wind Turbine Hub Turning via Generator Torque Control
Open-loop scalar control uses generator excitation to position direct drive turbine hubs, eliminating separate positioning motors and encoders.
- Wind Turbine Tower Thermal Gradient Displacement Correction
Controller detects tower thermal gradient to calculate displacement magnitude and direction for nacelle setpoint adjustment.
- Wind Turbine Rotor Assembly Cable System Design
A rotor assembly uses a simplified cable system to support vanes directly on the central hub.