Attitude Control TRIZ Cases
- UAV Handheld and Head-Mounted Control for Flight Direction Guidance
Handheld attitude input and head-mounted directional marks make UAV control more intuitive while helping users anticipate flight path and collisions.
- Tiltrotor Flight Control with Scheduled Angle of Attack Trim
Automatic trim scheduling uses airspeed-based angle of attack and actuator commands to simplify tiltrotor conversion and improve power efficiency.
- Electromagnetic Vehicle Stabilization for Container Handling Balance
Electromagnets and floor metal plates stabilize autonomous container-handling vehicles during loading, preventing tipping without bulky mechanics.
- Modular Hydrofoil Trainer With Adjustable Wings for Beginner Stability
Adjustable hydrofoil wings and onboard control electronics help beginners gain stability while fitting different watercrafts at lower cost.
- UAV Autopilot Bode Plot Testing Without Flight Instability
Injecting the test signal inside the UAV autopilot loop enables Bode plots, gain margins, and phase margins without destabilizing flight.
- UAV Obstacle Avoidance Using Binocular Sector Coverage
Multiple binocular cameras divide UAV blind zones into sectors, improving obstacle distance detection and avoidance decisions during flight.
- Frequency-Domain Rotor Mode Decomposition for Vibration Control
Mode sensors decompose rotorcraft structural vibrations into fundamental modes so flight controls can adjust actuators for steadier flight.
- Map-Based Vehicle Localization Without Encoder Feedback
Past location and attitude estimates guide scan-to-map matching, keeping vehicle localization reliable during wheel slip and high-speed motion.
- Compound Aircraft Trim Prediction for Pitch and Thrust Control
Predicted pitch attitude and propulsor blade trim reduce pilot workload while maintaining precise compound aircraft flight-state control.
- Rotorcraft Autopilot Recoupling for Single-Input Flight Augmentation
A single recoupling input automatically sequences trim, attitude retention, and autopilot layers to stabilize rotorcraft in emergencies.
- Rotorcraft Autorotation Control for Rotor Speed Stabilization
Automatic collective and trim control helps rotorcraft enter autorotation quickly, preserve rotor speed, and reduce pilot workload after engine loss.
- Mobile Robot Motion Assessment for Safe Recovery in Surroundings
Pre-checking position and nearby vocal or display equipment helps a mobile robot choose a safe recovery motion and avoid collisions or falls.
- Split UAV Autopilot Control for Latency-Tolerant Stability
A split UAV autopilot uses a real-time main processor and delayed co-processor commands to keep stable control with low power use.
- Vectored Multicopter Thruster Control for Decoupled Flight Dynamics
A decoupled control model lets vectored multicopter thrusters be adjusted independently, improving stability and maneuverability in constrained flight.
- UAV Spar Sensor Control for Stable Flight in Confined Spaces
Spar-mounted sensors and onboard path planning help UAVs avoid obstacles and hold stable flight in tight spaces for precise delivery.
- Rotorcraft Autopilot Recoupling for Single-Action Mode Recovery
A single recoupling input restores trim, attitude retention, and autopilot layers in sequence to cut pilot workload during emergencies.
- Automated Runway Centerline Tracking for Zero-Visibility Takeoff
Onboard sensors generate a virtual runway centerline so aircraft can align and track heading during takeoff in low or no visibility.
- Engine-Out Roll Rate Limiting for Aircraft Directional Control
Dynamic roll rate limits preserve rudder margin during engine-out maneuvers, preventing excessive sideslip without reducing roll authority unnecessarily.
- Aircraft Autopilot Compensation for Nonlinear Spoiler Roll Response
A moment-ratio corrective command stabilizes autopilot roll control after nonlinear spoiler deployment without disabling existing spoilers.
- Soaring Aircraft Flight Path Adjustment Using Crowdsourced Lift Data
Aircraft navigation system adjusts flight paths using real-time thermal and ridge lift data from fine-grained weather models.
- Coaxial Helicopter Differential Roll Moment Control
Automated differential lateral control system maintains tip clearance by adjusting cyclic inputs based on flight conditions.
- Flight Envelope Protection System for Aircraft Stall Prevention
A flight control system computes automatic elevator commands to stabilize the aircraft during low speed or high attitude conditions.
- Coaxial Vehicle Inversion Control Suspension via Ground Contact Detection
Sensors detect ground contact to suspend inversion control, preventing torque interference and stabilizing acceleration for coaxial vehicles.
- Multicopter Rotor Inversion for Failure Recovery
Reversing a multicopter rotor direction creates compensating torque, preserving lift and maneuverability after a motor failure.
- PLS Regression Aircraft Flight Parameter Estimation
Partial Least Squares regression calculates flight vectors to improve reliability while reducing monitoring complexity.
- Aircraft Heading Error Compensation for Ground Speed Control
Flight control system calculates heading error to generate lateral and longitudinal movement error values.
- Automatic Heading Control for Tiltrotor Lateral Force Mitigation
Automatic heading control system adjusts rotorcraft orientation to reduce lateral forces.
- Blade Bending Feedback for VTOL Rotor Stability
Processing blade bending moments reduces horizontal stabilizer weight while maintaining stability.
- Aircraft Pitch Angle Compensation for Altitude Stability
Real-time pitch compensation using lift and weight data reduces altitude deviations during high roll angle turns.
- UUV Control Fin Antenna Integration and Movable Battery Trim
Integrating antennas into a control fin reduces hydrodynamic drag, while movable batteries enable precise trim adjustments without external masts.
- Inverted Pendulum Vehicle Control Unit Notification Strategy
A control unit for inverted pendulum vehicles computes superimposed tilt commands to notify operators of impending balance loss.