New Achievements in Unmanned Systems: International Symposium on Unmanned Systems and the Defense Industry 2021

Preface
Contents
A Short Review on New Development Achievements and Market Opportunities in Unmanned Systems
	1 Introduction
	2 Market Opportunities and Developments
	3 Conclusions
	References
Inference of Civil Infrastructure Vibrations Using Unmanned Aerial Vehicles
	1 Introduction
	2 Method
		2.1 SHM System Using UAVs
		2.2 Test Design
	3 Results and Discussion
	4 Conclusion
	References
Electrical System Design for Very Light Aircraft
	1 Introduction
	2 Electrical Systems
		2.1 Electrical Equipment
	3 Electrical Load Analysis
	4 Battery Analysis
		4.1 Battery Duration Calculation Emergency
	5 Electrical System Architectures
	6 Results and Discussion
	7 Conclusion
	References
A Test-Bed for Attitude Determination and Control System of Nanosatellite
	1 Introduction
	2 Design and Assembly of the Attitude Determination Testbed
	3 Attitude Control System Software
	4 Results and Discussion
		4.1 Maneuver Capability of the Platform
		4.2 Testing the Attitude Estimation and Magnetometer Calibration Algorithms
	5 Conclusion
	References
Satellite Formation Flight via Thrusters and Proportional-Integral-Derivative Control Approaches
	1 Introduction
	2 Methodology
	3 The Control Concept of Cluster Satellites Architecture
		3.1 PID Control Algorithm Designed in Satellite Formation Architecture
	4 Results and Discussion
	5 Conclusion
	References
Adaptive Kalman Filter-Based Sensor Fault Detection, Isolation, and Accommodation for B-747 Aircraft
	1 Introduction
	2 Method
		2.1 Kalman Filter for Estimation of Lateral States of the B-747 Aircraft
		2.2 Statistical Test for Fault Detection
		2.3 Sensor Fault Isolation Algorithm
		2.4 Adaptive Kalman Filter
	3 Results and Discussion
		3.1 Sensor Fault Simulation Results with Adaptive Kalman Filter
		3.2 Adaptive KF for Sideslip Angle Sensor Fault
		3.3 Adaptive KF for Double Sensor Fault
		3.4 Root Mean Square Error Evaluation
	4 Conclusion
	References
STEM Opportunities in Flight Testing Sunlight Reflector Ultralights
	1 Introduction
	2 Nature Credits, Public Participation
	3 Results and Discussion
		3.1 STEM Participation
	4 Flight Test Model Development
	5 Conclusions
	References
Modelling and Simulation of Vertical Landing Dynamics of an Aircraft Based on a Model System
	1 Introduction
	2 Aircraft Landing Structure
	3 Vertical Landing Model System
	4 Dynamic Modelling
		4.1 In Air
		4.2 Lift Force Model
		4.3 After Landing
	5 Simulation
		5.1 Results and Discussion
	6 Conclusion
	References
Examination of Supercapacitors in Terms of Sustainability in Aviation
	1 Introduction
	2 The Concept of Sustainability
	3 Supercapacitor Technology
	4 Conclusion
	References
Improving the Risk Matrix
	1 Introduction
	2 Methodology
		2.1 System Theoretic Process Analysis (STPA)
		2.2 Mitigation Effectiveness Assessment
		2.3 Mitigation Risk Severity Assessment
		2.4 Plotting the STPA-Informed Risk Matrix
	3 Results
	4 Conclusions
	References
The Artificial Immune System Paradigm for Generalized Unmanned Aerial System Monitoring and Control
	1 Introduction
	2 Method
	3 Results and Discussion
	4 Conclusion
	References
Nonlinear Six-Degree-of-Freedom Flight Modelling and Trimming of a Single-Propeller Airplane
	1 Introduction
	2 Description of Airplane
	3 Force and Moment Data
	4 Mathematical Model of Flight Dynamics
	5 Steady State Trim
	6 Time History of Aircraft Motion
	7 Conclusion
	References
Transonic Airfoil Development for an Unmanned Air System
	1 Introduction
	2 Computational Tools
	3 The Process of Airfoil Development
	4 Conclusion
	References
Optimization of Energy Efficiency According to Freud´s Disk Theory Depending on Propel Pitch Angles
	1 Introduction
	2 Solution Method
		2.1 Optimization
		2.2 Simulation
	3 Results and Discussion
	4 Conclusion
	References
Concept Design and Analysis for a Fixed-Wing Unmanned Aerial Vehicle to Perform Surveillance and Mapping Missions
	1 Introduction
	2 Material and Method
	3 Conclusion
	References
Flow Patterns in Double Planar Synthetic Jets
	1 Introduction
	2 Method
		2.1 Higher Order Dynamic Mode Decomposition (HODMD)
	3 Results and Discussion
	4 Conclusion
	References
Coordinated Path-Following for Multi-Agent Fixed-Wing Aircraft
	1 Introduction
	2 Method
		2.1 Mathematical Model
		2.2 Linearised Path-Following Controller
		2.3 Vector-Field Curved Path-Following Controller
		2.4 Coordination Algorithm
	3 Results and Discussion
	4 Conclusion
	References
Onboard Trajectory Coordination of Multiple Unmanned Air Vehicles
	1 Introduction
	2 Background
	3 Theoretical Design
	4 Experiments
		4.1 Gazebo Simulation
		4.2 Real-World Flight Testing
		4.3 Parameter Modification and Re-simulation
	5 Results and Discussion
	6 Conclusions
	References
In-Flight Nonlinear System Identification for UAS Adaptive Control
	1 Introduction
	2 Method
		2.1 System Identification Method
		2.2 Command Perturbation
	3 Results and Discussion
	4 Conclusion
	References
Drone Simulation, Mapping and Navigation via ROS
	1 Introduction
	2 Robot Operating System (ROS)
	3 Gazebo
	4 Methodology
		4.1 Environment Setup and Drone Configuration
		4.2 Mapping
		4.3 Navigation
	5 Results and Discussion
	6 Conclusion
	References
Hierarchical Adaptive Fault-Tolerant Model Predictive Control of a Quadrotor
	1 Introduction
	2 Problem Statement
		2.1 Quadrotor Dynamics
		2.2 Actuator Faults
		2.3 Hierarchical Control and Time-Scale Separation
	3 Lower Level Attitude Control
		3.1 Attitude Tracking Error Dynamics
		3.2 Feedback Linearization Control Law
		3.3 Stability Analysis
	4 Higher Level Position Control
		4.1 Position Tracking Error Dynamics
		4.2 Auxiliary Control Law
		4.3 Adaptive Parameter Estimation
		4.4 Fault-Tolerant Lyapunov-Based Model Predictive Control
		4.5 Stability Analysis
	5 Simulation Results
	6 Conclusion
	References
Higher Order Dynamic Mode Decomposition to Model Reacting Flows
	1 Introduction
	2 Method
	3 Numerical Simulation
	4 Results
	5 Conclusion
	References
Fault-Tolerant Estimation of Relative Motion of Satellites in Cluster
	1 Introduction
	2 Methodology
		2.1 GPS-Based Pseudo-ranging Satellite Localization
		2.2 Statistical Evaluation in the Diagnostic Process
		2.3 Reconfigurable EKF for Fault-Tolerant Satellite Localization
		2.4 Fault-Tolerant Satellite Localization Via Adaptive Kalman Filter
	3 Results and Discussion
		3.1 Fault-Tolerant Cluster Satellite Relative Localization Via Adaptive Kalman Filter Results
		3.2 Comparison
	4 Conclusion
	References
Trajectory Tracking Control of an Unmanned Ground Vehicle Based on Fractional Order Terminal Sliding Mode Controller
	1 Introduction
	2 Material and Method
		2.1 Kinematic Modeling of the UGV
		2.2 Dynamic Modeling of the UGV
	3 Controller Design
		3.1 Kinematic Controller Design
		3.2 Dynamic Controller Design
	4 Simulation Results
	5 Conclusion
	References
Nonlinear Control of Multi-quadrotor Flight Formations
	1 Introduction
	2 Quadrotor Model
	3 2D Formation Control
		3.1 Closed-Loop System
	4 3D Formation Control
		4.1 Attitude Control
		4.2 Position Control
	5 Simulation Results
	6 Concluding Remarks
	References
Dynamic Modeling of Main Landing Gear of a High-Altitude Long Endurance UAV
	1 Introduction
	2 Method
	3 Results and Discussion
	4 Conclusion
	References
GNSS-Aided Satellite Localization by Using Various Kalman Filters
	1 Introduction
	2 Problem Statement
	3 Traditional Extended Kalman Filter
	4 Extended Kalman Filter Based on Linear Measurements
	5 Newton-Raphson Method Aided Extended Kalman Filter
	6 Results and Discussion
	7 Conclusion
	References
Thermal Study of Cylindrical Lithium-Ion Battery at Different Discharge Rates
	1 Introduction
	2 Method
	3 Results and Discussion
	4 Conclusion
	References
The Effect of Control Cylinder Placed at Different Angles in Front of a Heated Cylinder on Heat Transfer
	1 Introduction
	2 Method
	3 Results and Discussion
	4 Conclusion
	References
Aerodynamic Shape Optimization of the Morphing Leading Edge for the UAS-S45 Winglet
	1 Introduction
	2 Methodology
		2.1 Airfoil Parameterization, VLM Solver, and Optimization Algorithm
	3 Results and Discussion
	4 Conclusion
	References
Applications of Drones in the Field of Health and Future Perspectives
	1 Introduction
	2 Commercial Applications of Drone Technology
	3 Applications of Drones in the Field of Health
		3.1 AED Access to Cases
		3.2 Drug/Tissue, Blood Products Transportation
		3.3 Telemedicine/Telesurgery
	4 Medical Use Case Study
		4.1 Drone Ambulance Project
	5 Conclusions
	References
Comparison of 5th-Generation Fighters: Evaluation of Trends in Military Aviation
	1 Introduction
	2 Method
	3 Results and Discussion
	4 Conclusion
	References
Index