37 Result(s)

Article

A new finite-time tracking strategy for DC motor servo system and its application in vehicle active steering

This paper aims to address a challenging problem in tracking control of the brushless direct current (DC) motor servo systems: achieving the desired tracking accuracy within a prescribed time between the motor...

Jiao-Jiao Li, Zong-Yao Sun, Qinghua Meng, Chih-Chiang Chen in Nonlinear Dynamics (2024)

Article

Fuzzy Fixed-Time Fault-Tolerant Control of Uncertain Nonlinear Systems with Non-affine Faults and Its Application in Manipulator Systems

This paper aims to solve two challenging problems in fuzzy control: the complexity explosion caused by iterative derivation of the virtual control laws in design process and the fuzzy adaptive feedback stabili...

Yang Bai, Zong-Yao Sun, Chih-Chiang Chen… in International Journal of Fuzzy Systems (2024)

Article

Active Shimmy Control Method for Driverless Electric Vehicle Considering Unknown Sensor Measurement Error and Nonlinearities

The driverless electric vehicle with electric wheels may generate the front wheel shimmy phenomenon more easily. How to mitigate or even eliminate the shimmy phenomenon by active control method is necessary. T...

Qinghua Meng, Heyang Zheng, Chih-Chiang Chen… in International Journal of Control, Automati… (2023)

Article

P-element-Induced Wimpy-Testis-Like Protein 1 Regulates the Activation of Pancreatic Stellate Cells Through the PI3K/AKT/mTOR Signaling Pathway

Pancreatic fibrosis is the main pathological characteristic of chronic pancreatitis (CP) and pancreatic cancer. Pancreatic stellate cells (PSCs) play a critical role in pancreatic fibrosis. Any targets that ma...

Ran Xue, Jun Zhou, **g Wu, Qinghua Meng, Jifang Gong… in Digestive Diseases and Sciences (2023)

Article

Homogeneous domination-based lane-kee** control method for intelligent vehicle

Lane-kee** is a basic function of an intelligent vehicle. But the existing lane-kee** methods may not provide the expected effect. A vehicle often deviates from the desired lane despite the working lane-ke...

Qinghua Meng, Zongyao Sun, Zhiyong Shen, Haibin He in Nonlinear Dynamics (2023)

Article

Preparation of an aqueous photoinitiator through supramolecular assembly oriented towards 3D printing hydrogel without VOC emission

The direct ink writing (DIW) technology is probably the most feasible method for 3D printing hydrogels. The collaborative development of photosensitive hydrogel and DIW printing equipment based on specific app...

**aokun Shi, **ang Gu, Yiming Zhang, Lize Dong… in Journal of Sol-Gel Science and Technology (2023)

Article

Distribution, Source Apportionment, and Health Risk Assessment of Heavy Metals in Groundwater in a Multi-mineral Resource Area, North China

Heavy metal contamination in groundwater is one of the most severe environmental issues in the area undergoing mining activities, but the underlying sources of heavy metals and the resulting health risk are no...

Wanjun Jiang, Hongwei Liu, Yizhi Sheng, Zhen Ma, **g Zhang… in Exposure and Health (2022)

Article

Robust output feedback control of time-delay nonlinear systems with dead-zone input and application to chemical reactor system

This paper investigates the problem of robust output feedback control for a class of time-delay nonlinear systems with unknown continuous time varying output function. Unlike the previous studies, the consider...

Zong-Yao Sun, Kai Zhang, Chih-Chiang Chen, Qinghua Meng in Nonlinear Dynamics (2022)

Article

Output Tracking Control via Neural Networks for High-Order Stochastic Nonlinear Systems with Dynamic Uncertainties

This paper is concerned with the problem of output tracking control for a class of high-order stochastic nonlinear systems with dynamic uncertainties. The systems under investigation have dynamic uncertainties...

Shan-Shan Feng, Zong-Yao Sun, Cheng-Qian Zhou… in International Journal of Fuzzy Systems (2021)

Article

A homogeneous domination output feedback control method for active suspension of intelligent electric vehicle

An active suspension of an intelligent electric vehicle driven by four in-wheel motors (IEV-DFIM) is a strong nonlinear system because of time-varying parameters in practice, which causes difficult controllabi...

Qinghua Meng, Chunjiang Qian, Zong-Yao Sun, Chih-Chiang Chen in Nonlinear Dynamics (2021)

Article

Robust control of high-order nonlinear systems with unknown measurement sensitivity

Cai-Yun Liu, Zong-Yao Sun, Qinghua Meng, Wei Sun in Science China Information Sciences (2020)

Article

Output feedback regulation of time-delay nonlinear systems with unknown continuous output function and unknown growth rate

This paper is concerned with the global regulation via output feedback for the time-delay nonlinear systems with unknown continuous output function and unknown growth rate. Different from the existing literatu...

Zong-Yao Sun, **g-Wen **ng, Qinghua Meng in Nonlinear Dynamics (2020)

Article

Chemical content and source apportionment of 36 heavy metal analysis and health risk assessment in aerosol of Bei**g

The concentration levels of 36 airborne heavy metals and atmospheric radioactivity in total suspended particulate (TSP) samples were measured to investigate the chemical characteristics, potential sources of a...

Limeng Cui, Zhuona Wu, Peng Han… in Environmental Science and Pollution Resear… (2020)

Article

Finite-time Controller Design for Four-wheel-steering of Electric Vehicle Driven by Four In-wheel Motors

A smooth control method may do not obtain a desired convergence. On the other hand, a no-continuous method may cause a close-loop system to chatter. In order to avoid the aforementioned disadvantages, a non-sm...

Qinghua Meng, Zong-Yao Sun, Yushan Li in International Journal of Control, Automati… (2018)