Search Results - "Zhu, Yukai"

Process Optimization for Robotic Ultrasonic Strengthening of Aviation Blade Surfaces Based on Intelligent Compliance Control by Fang, Shanxiang, Zhu, Yukai, Zhang, Qinjian, Zhang, Yong

“…In order to enhance the automation level and achieve high precision in the ultrasonic strengthening of aviation blade surfaces, this study focuses on…”
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An enhanced anti-disturbance control law for systems with multiple disturbances by Zhu, Yukai, Guo, Lei, Yu, Xiang, Yuan, Yuan

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Refined Disturbance Rejection-Based Composite Control of Flexible Spacecrafts for Tracking a Tumbling Non-Cooperative Target by Liu, Zengbo, Zhu, Yukai, Qiao, Jianzhong, An, Siying

“…When tracking a tumbling non-cooperative target, the position and attitude maneuver control with high-precision as well as fast-response performances is…”
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Composite Disturbance Filtering: A Novel State Estimation Scheme for Systems With Multisource, Heterogeneous, and Isomeric Disturbances by Guo, Lei, Li, Wenshuo, Zhu, Yukai, Yu, Xiang, Wang, Zidong

“…State estimation has long been a fundamental problem in signal processing and control areas. The main challenge is to design filters with ability to reject or…”
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Finite-time composite control for gimbal system in SGCMG under high-frequency disturbance by Cui, Yangyang, Yang, Yongjian, Qiao, Jianzhong, Li, Wenshuo, Zhu, Yukai, Guo, Lei

“…This paper investigates the velocity-tracking problem of the gimbal system in a single gimbal control moment gyro (SGCMG) suffering from high-frequency…”
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A Novel ACFM Probe With Flexible Sensor Array for Pipe Cracks Inspection by Zhao, Jianming, Li, Wei, Zhao, Jianchao, Yuan, Xin'an, Zhu, Yukai, Wang, Zhenxiang

“…Pipes are important components for well drilling, production, and transportation in petroleum industry. However, due to factors such as vibration, corrosion,…”
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Fractal and Multifractal Analysis of Microscopic Pore Structure of UHPC Matrix Modified with Nano Silica by Guan, Dian, Pan, Tinghong, Guo, Rongxin, Wei, Ya, Qi, Rongqing, Fu, Chaoshu, Zhang, Ziqi, Zhu, Yukai

“…Nano silica (NS) has been found to have a positive impact on enhancing the microporous structure of Ultra-High-Performance Concrete (UHPC). However, there is a…”
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Role of immune checkpoint inhibitors combined with chemotherapy in recurrent drug‐resistant gestational trophoblastic neoplasia: Four case reports and literature review by Liu, Weiqing, Zhu, Yukai, Wang, Ya, Li, Rong, Zou, Dongling, Chen, Rui, Yang, Lu, Huang, Yu

“…Background Multiple studies have confirmed that programmed cell death 1 (PD‐1) and programmed cell death ligand 1 (PD‐L1) is widely expressed in gestational…”
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Effects of activating GABAB1 receptor on proliferation, migration, invasion and epithelial-mesenchymal transition of ovarian cancer cells by Gao, Jun, Gao, Yao, Lin, Shixin, Zou, Xia, Zhu, Yukai, Chen, Xintong, Wan, Hong, Zhu, Hong

“…This study aimed to explore the effects of activating GABAB1 receptor by baclofen on proliferation, migration, invasion and epithelial-mesenchymal transition…”
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Applications of intelligent computing in vehicular networks by Tian, Daxin, Gong, Weiqiang, Liu, Wenhao, Duan, Xuting, Zhu, Yukai, Liu, Chao, Li, Xin

“…Purpose This paper aims to introduce vehicular network platform, routing and broadcasting methods and vehicular positioning enhancement technology, which are…”
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Adaptive Sliding Mode Disturbance Observer-Based Composite Control With Prescribed Performance of Space Manipulators for Target Capturing by Zhu, Yukai, Qiao, Jianzhong, Guo, Lei

“…The requirements for the control performances of space manipulators, especially for the stability and accuracy of the attitude control systems of the base…”
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Velocity-Tracking Control Based on Refined Disturbance Observer for Gimbal Servo System With Multiple Disturbances by Cui, Yangyang, Qiao, Jianzhong, Zhu, Yukai, Yu, Xiang, Guo, Lei

“…Multiple disturbances are the main constraints that hinder the high-performance velocity tracking of the gimbal servo system in control moment gyro. This…”
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Antidisturbance Controllability Analysis and Enhanced Antidisturbance Controller Design With Application to Flexible Spacecraft by Yu, Xiang, Zhu, Yukai, Qiao, Jianzhong, Guo, Lei

“…For a practical engineering system, disturbances usually have a negative impact on system performance. Especially, when the system physical constraints (e.g.,…”
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Disturbance Separation-Based Enhanced Antidisturbance Attitude Control for Flexible Spacecrafts With Composite Disturbances by Zhu, Yukai, Bao, Zeyu, Teng, Hao, Yang, Yongjian, Cui, Yangyang

“…The disturbances of flexible spacecrafts exhibit composite property, which means that they are heterogenous and inherently coupled with the attitude variables,…”
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Deep-Coupled Sliding Mode Disturbance Observer-Based Composite Attitude Control for Flexible Communication Spacecrafts by Bao, Zeyu, Zhu, Yukai, Teng, Hao, Cui, Yangyang, Guo, Lei

“…Multifrequency flexible vibration generated from solar arrays and deployable antennas has become the dominant disturbance source for communication spacecrafts…”
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Interleukin-8 in HepG2 cells: Enhancing antiviral proteins in uninfected cells but promoting HBV replication in infected cells by Yang, Kai, Zhu, Yukai, Chen, Jin, Zhou, Weifeng

“…In vitro studies have revealed that hepatitis B virus (HBV) infection upregulates interleukin-8 (IL-8), which enhances HBV replication. Clinically, elevated…”
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Fixed-Time Refined Disturbance Observer-Based Composite Control for Periscope-Type Coarse Pointing Assembly by Yang, Yongjian, Cui, Yangyang, Zhu, Yukai, Qiao, Jianzhong

“…Attaining microradian control accuracy within seconds is essential for the coarse pointing assembly (CPA) to establish and maintain the intersatellite laser…”
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Deep Coupled Alignment Control for Spacecrafts With Composite Disturbances and Mandatory Pointing Constraint by Teng, Hao, Yang, Yongjian, Qiao, Jianzhong, Zhu, Yukai, Guo, Lei

“…The high-precision alignment of spacecrafts subject to multiple composite disturbances [e.g., axle frictions and back electromotive force (EMF)] and mandatory…”
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An enhanced anti-disturbance attitude control law for flexible spacecrafts subject to multiple disturbances by Zhu, Yukai, Guo, Lei, Qiao, Jianzhong, Li, Wenshuo

“…As well-known disturbance rejection methods, active disturbance rejection control and disturbance observer-based control can effectively improve the control…”
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Repetitive Disturbance Observer Based Composite Current Control for PMSM With Harmonic Reducer by Xia, Pengfei, Li, Wenshuo, Cui, Yangyang, Zhu, Yukai, Guo, Lei

“…The current control is the core to realizing fast response and high accuracy permanent magnet synchronous motor (PMSM) drive harmonic reducer (HR) system…”
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