103 citations · 847 across the 60 of their papers we have counts for
15 papers · 1 filter
State-Compensation-Linearization-Based Stability Margin Analysis for a Class of Nonlinear Systems: A Data-Driven Method
Jinrui Ren, Quan Quan
The classical stability margin analysis based on the linearized model is widely used in practice even in nonlinear systems. Although linear analysis techniques are relatively stand…
A Lifting Wing Fixed on Multirotor UAVs for Long Flight Ranges
Kun Xiao, Yao Meng, Xunhua Dai +2
This paper presents a lifting-wing multirotor UAV that allows long-range flight. The UAV features a lifting wing in a special mounting angle that works together with rotors to supp…
Design Automation and Optimization Methodology for Electric Multicopter UAVs
Xunhua Dai, Quan Quan, Kai-Yuan Cai
The traditional multicopter design method usually requires a long iterative process to find the optimal design based on given performance requirements. The method is uneconomical a…
Unified Simulation and Test Platform for Control Systems of Unmanned Vehicles
Xunhua Dai, Chenxu Ke, Quan Quan +1
Control systems on unmanned vehicles are safety-critical systems whose requirements on reliability and safety are ever-increasing. Currently, testing a complex autonomous control s…
Simulation Credibility Assessment Methodology with FPGA-based Hardware-in-the-loop Platform
Xunhua Dai, Chenxu Ke, Quan Quan +1
Electronic control systems are becoming more and more complicated, which makes it difficult to test them sufficiently only through experiments. Simulation is an efficient way in th…
An Analytical Design Optimization Method for Electric Propulsion Systems of Multicopter UAVs with Desired Hovering Endurance
Xunhua Dai, Quan Quan, Jinrui Ren +1
Multicopters are becoming increasingly important in both civil and military fields. Currently, most multicopter propulsion systems are designed by experience and trial-and-error ex…
Terminal Iterative Learning Control for Autonomous Aerial Refueling under Aerodynamic Disturbances
Xunhua Dai, Quan Quan, Jinrui Ren +2
This paper studies the model of the probe-drogue aerial refueling system under aerodynamic disturbances, and proposes a docking control method based on terminal iterative learning…
Failsafe Mechanism Design of Multicopters Based on Supervisory Control Theory
Quan Quan, Zhiyao Zhao, Liyong Lin +3
In order to handle undesirable failures of a multicopter which occur in either the pre-flight process or the in-flight process, a failsafe mechanism design method based on supervis…
Controllability Analysis for Multirotor Helicopter Rotor Degradation and Failure
Guang-Xun Du, Quan Quan, Binxian Yang +1
This paper considers the controllability analysis problem for a class of multirotor systems subject to rotor failure/wear. It is shown that classical controllability theories of li…
A New Causal Ideal Internal Dynamics Generator
Quan Quan, Kai-Yuan Cai
The design of ideal internal dynamics (IID) generators, namely solving IID, is a fundamental problem, which is a key step to handle the nonminimum-phase output tracking problem. In…
Discrete-Time Output-Feedback Robust Repetitive Control for a Class of Nonlinear Systems by Additive State Decomposition
Quan Quan, Lu Jiang, Kai-Yuan Cai
The discrete-time robust repetitive control (RC, or repetitive controller, also designated RC) problem for nonlinear systems is both challenging and practical. This paper proposes…
Controllability Analysis and Degraded Control for a Class of Hexacopters Subject to Rotor Failures
Guang-Xun Du, Quan Quan, Kai-Yuan Cai
This paper considers the controllability analysis and fault tolerant control problem for a class of hexacopters. It is shown that the considered hexacopter is uncontrollable when o…
Additive-State-Decomposition-Based Tracking Control for TORA Benchmark
Quan Quan, Kai-Yuan Cai
In this paper, a new control scheme, called additive state decomposition based tracking control, is proposed to solve the tracking (rejection) problem for rotational position of th…
Additive-State-Decomposition Dynamic Inversion Stabilized Control for a Class of Uncertain MIMO Systems
Quan Quan, Guangxun Du, Kai-Yuan Cai
This paper presents a new control, namely additive-state-decomposition dynamic inversion stabilized control, that is used to stabilize a class of multi-input multi-output (MIMO) sy…
Output Feedback Tracking Control for a Class of Uncertain Systems subject to Unmodeled Dynamics and Delay at Input
Quan Quan, Hai Lin, Kai-Yuan Cai
Besides parametric uncertainties and disturbances, the unmodeled dynamics and time delay at the input are often present in practical systems, which cannot be ignored in some cases.…