Cognitive Computing of Visual and Auditory Information (Reports of China’s Basic Research)

Organization Committee
Preface
Contents
CFD and Experimental Aerodynamics
Experimental Studies of the Effect of Rectangular-Shaped Canard on a Generic Blended Wing Body (BWB)
	1 Introduction
		1.1 Adverse Pressure Gradient
		1.2 Flow Separation
		1.3 The Effect of Canard on BWB
	2 Methodology
		2.1 Model and Experimental Setup
	3 Result and Discussion
	4 Conclusion
	References
Blowing Active Flow Control on FFA-W3-270 Airfoil Model
	1 Introduction
	2 Methodology
		2.1 FFA-W3-270 Airfoil Model
	3 Result and Discussion
		3.1 Steady Balance Data
		3.2 Pressure Distribution Data
		3.3 Surface Contour Plot
	4 Conclusion
	References
Experimental Investigation of a Generic Light Aircraft Model with Dual External Stores
	1 Introduction
	2 Methodology
		2.1 Wind Tunnel Test
		2.2 Test Configurations
		2.3 External Store Design
		2.4 Experiments on Light Aircraft Model
	3 Result and Discussion
		3.1 Effect of Stores on Aerodynamic Characteristics
		3.2 Effect of Stores on Pressure Distribution
	4 Conclusion
	References
Computational Analysis on Aerodynamics of a Boxfish-Inspired Airship
	1 Introduction
	2 Methodology
		2.1 Validation
		2.2 Reynolds Number Determination
		2.3 Computational Aided Drawing (CAD)
		2.4 Computational Fluid Dynamics (CFD) Analysis
	3 Results and Discussion
		3.1 Boxfish-Shaped and Ellipsoid-Shaped Airship’s Hulls at 0° Yaw Angle
		3.2 Boxfish-Shaped Airship’s Hull Under Variation Yaw Angle
	4 Conclusion
	References
Computational Fluid Dynamics Analysis of High Aspect Ratio Wing Application
	1 Introduction
	2 Methodology
		2.1 HAR Wing Modeling
		2.2 Selection of the Fluid Domain
		2.3 Mesh Independency Study
		2.4 Selection of Turbulence Model and Simulation Setup
	3 Results and Discussions
		3.1 Mesh Independency Study of HAR Wing
		3.2 Verification with Different Turbulence Models
		3.3 Aerodynamic Performance of Different Domain Sizes
		3.4 Velocity Contour of Different Domain Sizes
	4 Conclusion
	References
Effect of Surface Roughness Size on the Skin Friction Drag for NACA0012 Airfoil
	1 Introduction
	2 Methodology
	3 Result and Discussion
	4 Conclusion
	References
Noise Estimation of NACA 0012 Airfoil Using DES Method
	1 Introduction
		1.1 Turbulence Model
	2 Methodology
	3 Results and Discussion
		3.1 Aerodynamic Noise Analysis Using Detach Eddy Simulation (DES)
		3.2 Aeroacoustics Result Comparison for NACA 0012 Airfoil
	4 Conclusion
	References
Design and Optimization
Numerical Study of Air-Intake Performance of a Scramjet with Various Cowl Lip Length
	1 Introduction
	2 Methodology
		2.1 Validation
	3 Results and Discussion
	4 Conclusion
	References
Design and Numerical Study of High-Speed Water Tunnel with Interchangeable Test Section
	1 Introduction
	2 Methodology
		2.1 Design Description
		2.2 Meshing
		2.3 Ansys Fluent Set-Up
	3 Result and Discussion
		3.1 The Case of 1 m Test Section
		3.2 The Case of 0.7 m Test Section
	4 Conclusion
	References
Avionics and System Integration on UAV/Drone
Development of an Autonomous RC Catamaran for Surveillance and Pollution Monitoring
	1 Introduction
	2 Methodology
	3 Result and Discussion
	4 Conclusion
	References
Development of Autonomous Battery Charging Station for Campus Surveillance UAV
	1 Introduction
	2 Methodology
		2.1 Research Flow Chart
		2.2 Circuit Diagram
		2.3 Pick up Car Bed Size
		2.4 Drone Legged Landing Gear
		2.5 SolidWorks Design
		2.6 Parts Specification
		2.7 Charging Station Fabrication
	3 Results and Discussion
	4 Conclusion
	References
Preliminary Development and Performance Testing of an Autonomous Battery Charging System for a Two Legs Multicopter
	1 Introduction
	2 Methodology
		2.1 Charging Station Working Procedure
		2.2 Hardware Requirements
		2.3 Solid Works Design
		2.4 Schematic Diagram
		2.5 Experimental Setup
	3 Result and Discussion
	4 Conclusion
	References
Assessing Drone-Based Last-Mile Logistics—A Hybrid Solution
	1 Introduction
	2 Last-Mile Delivery
	3 The Proposed Strategy for UAVs in LMD
	4 Ground Last-Mile Delivery for Planned Demand
	5 UAVs Last-Mile Delivery for Unplanned Demand
	6 Conclusion
	References
Rocket and Missile
Flight Performance and Trajectory Prediction of a 2.75-Inch Solid Propellant Rocket
	1 Introduction
		1.1 Methods for Performance and Trajectory Prediction
		1.2 Rocket Design
	2 Methodology
		2.1 Development of the Performance and Trajectory Program
		2.2 Runge–Kutta-Fehlberg Method
		2.3 Design of the Rocket Body and Motor
		2.4 Validation
	3 Result and Discussion
	4 Conclusion
	References
Control and Navigation
A Study on Aircraft Pitch Control in Rejecting Disturbances
	1 Introduction
	2 Methodology
		2.1 The Aircraft Model
		2.2 The Control Scheme
		2.3 The Control System
	3 Result and Discussion
		3.1 Simulation Results Without Disturbance
		3.2 Simulation Results with Pulse Disturbance
		3.3 Simulation Results with Sensor Error
		3.4 Summary of Discussion
	4 Conclusion
	References
Experimental Analysis on Pitching Moment for Embedment Cylinder to Flat Plate High Altitude Platform Station
	1 Introduction
	2 Methodology
		2.1 Model Fabrication and Assembly
		2.2 Control System
		2.3 Wind Tunnel Assembly
	3 Results and Discussion
		3.1 Experimental Analysis
	4 Conclusion
	References
Reaching Law Controller for Backlash Compensation in Parabolic Antenna Systems
	1 Introduction
	2 Materials and Methods
		2.1 The Parabolic Dish Antenna Model
		2.2 The Controller
	3 Results and Discussions
		3.1 System Response Without Disturbance
		3.2 System Response with Backlash Disturbance
		3.3 Brief Explanation on Results
	4 Conclusion
	References
Aircraft Structure and Aero-elasticity
Numerical Investigation of Stresses on the Composite Aircraft Fuselage
	1 Introduction
	2 Finite Element Modelling
		2.1 Mesh and Boundary Conditions
		2.2 Material and Loadings
		2.3 Model Validation
	3 Result and Discussion
	4 Conclusion
	References
Aeroelastic Optimization Using Laminate Fiber Orientation on a Composite Wing Structure
	1 Introduction
	2 Aeroelastic Theory
	3 Finite Element Model
	4 Results and Discussion
	5 Conclusion
	References
Sustainability
Numerical Modeling of Flow-Induced Instabilities in a Cage-Type Steam Turbine Control Valve
	1 Introduction
		1.1 Previous Cases of Control Valve Failure
	2 Methodology
	3 Result and Discussion
		3.1 Fourier Transform (FT) Analysis
		3.2 Flow Streamlines
	4 Conclusion
	References
Effect of Scruton Number on Energy Harvesting Utilizing Flow-Induced Vibration
	1 Introduction
	2 Methodology
		2.1 Model Geometry
		2.2 Numerical Simulation
		2.3 Validation
	3 Result and Discussion
	4 Conclusion
	References
Study the Implementation of Hybrid PV/Wind System in Hot Region, Low Wind Speed; Challenges, Obstacles, and Prospects; Case of Samawah, Iraq
	1 Introduction
		1.1 Wind Energy in Iraq: Status and Prospects
		1.2 A Hybrid Energy System
		1.3 Wind Energy Levelized Cost of Energy
		1.4 Wind Turbine Efficiency
	2 Methodology
		2.1 Theory and Mathematical Model
		2.2 Location Definition
		2.3 Ambient Temperature Resources
		2.4 Wind Speeds Resources
	3 Result and Discussion
		3.1 Case 1 Main Result
	4 Conclusion
	References
A Methodology for Evaluating Aviation Sustainability Perspectives
	1 Introduction
	2 The Proposed Methodological Approach
	3 Quantifying Air Transport Services, Fuel, Emissions
		3.1 Air Transport Service Quantification
		3.2 Quantifying Energy and Environmental Impact
	4 Characterizing Potential Investments and Associated Costs
	5 Quantifying Sustainability Objectives
	6 Global Air Transportation Service Market
		6.1 Expressing Future Demand for Air Transportation Services
		6.2 Supply Constraints
	7 Analysis and Discussion
	8 Conclusion
	References