Qingbin Gao
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View article: Asymmetric System Model Parameters Identification Framework via Relay Feedback
Asymmetric System Model Parameters Identification Framework via Relay Feedback Open
This paper proposes an innovative framework of a parameter estimation procedure based on the well-established relay-feedback experiment paradigm. The novelty consists in consideration of asymmetric dynamics and non-equal static gains of th…
View article: Experimental Investigation and Control of a Hot-Air Tunnel with Improved Performance and Energy Saving
Experimental Investigation and Control of a Hot-Air Tunnel with Improved Performance and Energy Saving Open
The paper is focused on the identification, control design, and experimental verification of a two-input two-output hot-air laboratory apparatus representing a small-scale version of appliances widely used in the industry. A decentralized …
View article: Effective Damping Ratio Extraction for Delayed Frequency Regulation Systems Based on Solution Operator Transformation
Effective Damping Ratio Extraction for Delayed Frequency Regulation Systems Based on Solution Operator Transformation Open
The renewable power systems have become more susceptible to the system insecure than traditional power systems due to the reducing inertia and damping properties.In the meantime, inevitable time delays commonly exist in different procedure…
View article: IEEE Access Special Section: Recent Advances in Fault Diagnosis and Fault-Tolerant Control of Aerospace Engineering Systems
IEEE Access Special Section: Recent Advances in Fault Diagnosis and Fault-Tolerant Control of Aerospace Engineering Systems Open
With the rapid development of automation technologies, aerospace engineering systems, including aircraft, satellite, and spacecraft, have become increasingly susceptible to system/component malfunctions. Failure to take appropriate respons…
View article: A Novel Frequency-Domain Approach for the Exact Range of Imaginary Spectra and the Stability Analysis of LTI Systems With Two Delays
A Novel Frequency-Domain Approach for the Exact Range of Imaginary Spectra and the Stability Analysis of LTI Systems With Two Delays Open
This paper presents a novel frequency-domain approach to reveal the exact range of the imaginary spectra and the stability of linear time-invariant systems with two delays. First, an exact relation, i.e., the Rekasius substitution, is used…
View article: Similar Fault Isolation of Discrete-Time Nonlinear Uncertain Systems: An Adaptive Threshold Based Approach
Similar Fault Isolation of Discrete-Time Nonlinear Uncertain Systems: An Adaptive Threshold Based Approach Open
In this paper, a new concept of “similar fault” is introduced to the field of fault isolation (FI) of discrete-time nonlinear uncertain systems, which defines a new and important class of faults that have small mutual differences in fault …
View article: Stability Analysis for the DC Microgrid of Chained Communication Network with Cluster Treatment of Characteristic Roots Paradigm
Stability Analysis for the DC Microgrid of Chained Communication Network with Cluster Treatment of Characteristic Roots Paradigm Open
The chained communication network is a common topology for the application of control strategies, in which distributed generators (DGs) interact successively in DC microgrids. Through the chained communication network of a distributed cont…
View article: Efficiency Optimization of a Power Station with Different Generators
Efficiency Optimization of a Power Station with Different Generators Open
This paper proposes a novel approach for optimizing the total power output of a power station with different generators by analyzing the characteristics of the corresponding efficiency function. It yields the maximum total power supply and…
View article: Multiple Time-delay Stability Analysis for the DC-Microgrid Cluster with Distributed Control
Multiple Time-delay Stability Analysis for the DC-Microgrid Cluster with Distributed Control Open
With the increasing availability of DC microgrids (MGs), the DC-MG cluster will develop quickly as the connection of different DC MGs. To alleviate the burden of the central control, the distributed control strategy is attracting more and …
View article: Spectrum Analysis of LTI Continuous-Time Systems With Constant Delays: A Literature Overview of Some Recent Results
Spectrum Analysis of LTI Continuous-Time Systems With Constant Delays: A Literature Overview of Some Recent Results Open
In recent decades, increasingly intensive research attention has been given to dynamical systems containing delays and those affected by the after-effect phenomenon. Such research covers a wide range of human activities and the solutions o…
View article: Characterization Of Extreme Low-Resolution Digital Encoder For Control System With Sinusoidal Reference Signal
Characterization Of Extreme Low-Resolution Digital Encoder For Control System With Sinusoidal Reference Signal Open
Low-resolution digital encoder (LRDE) is commonly adopted as a position sensor in low-cost and resource-constraint applications. Traditionally, a digital encoder is modeled as a quantizer without considering the initial position of the LRD…
View article: Minimum-Fuel Optimal Trajectory For Reusable First-Stage Rocket Landing Using Particle Swarm Optimization
Minimum-Fuel Optimal Trajectory For Reusable First-Stage Rocket Landing Using Particle Swarm Optimization Open
Reusable launch vehicles (RLVs) present a more environmentally-friendly approach to accessing space when compared to traditional launch vehicles that are discarded after each flight. This paper studies the recyclable nature of RLVs by pres…