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Shouyuan Zhang, Xin Wang and Haitao Ma
With the widespread use of sector gates in tidal river locks, there is a growing interest in the operating force during the gate operation. This study investigates the characteristics of operating forces in a sector gate hydraulic cylinder system using p...
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Zhenguo Zhang, Quanfeng Guo, Jin He, Minyi Zhao, Zhenyu Xing, Chao Zeng, Han Lin and Quanyu Wang
To improve the stubble avoidance rate of no-till wheat seeders under the environment of corn stubble, the side-shift stubble avoidance system was developed in the present study based on deviation-perception fusion technology. Firstly, the amount of imple...
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Jianan Xu, Yiming Wang, Junling Ma and Yong Zhan
During the rough marine environment, heave compensation is used to offset the heave motion of the vessel when a marine crane lifts and lands the load. Thus, load motion and vessel motion are realized decoupled. In previous studies, the interference items...
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Xiaolong Tang, Changjie Wu and Xiaoyan Xu
The steering mechanism of ship steering gear is generally driven by a hydraulic system. The precise control of the hydraulic cylinder in the steering mechanism can be achieved by the target rudder angle. However, hydraulic systems are often described as ...
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Jia-Bin Wu, Li Li, Yong-Kang Yan, Pin-Jian Wang and Wei Wei
The valve-controlled hydraulic cylinder system (VCHCS) is commonly utilized in the underwater manipulator, which is the most important tool for subsea tasks. Hydraulic oil viscosity is very sensitive to pressure. Therefore, when working at different dept...
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Xigui Wang, Jie Tang, Yongmei Wang and Chen Li
An improved control method of desired position/posture coordinated adjustment by real-time posture data and sliding position mode control algorithm is proposed. A mathematical model of the non-longitudinal adjustment hydraulic system is presented, the co...
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Guisheng Zhao, Shaonan Chen, Yixiang Liu and Kai Guo
In real-world applications, hydraulic pressure control performance is influenced by model uncertainties, the control bandwidths of valves and pumps, and deviations from the linear working region. To overcome the aforementioned obstacles, a novel referenc...
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Yanzhuang Chen, Qifeng Zhang, Qiyan Tian and Xisheng Feng
The force tracking control of deep-sea hydraulic manipulator systems with long transmission pipelines is disposed via fuzzy adaptive backstepping control based on an extended state observer in this paper. The pipeline model is established and then used t...
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Donglai Zhao, Wenjie Ge, Xiaojuan Mo, Yuzhu Li and Zhuo Wang
Due to the high power-to-weight ratio and robustness, hydraulic cylinders are widely used in the actuation area of the legged robot systems. Most of these applications are focused on the motion stability, gait planning, and impedance control. However, th...
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Shengjie Fu, Haibin Chen, Haoling Ren, Tianliang Lin, Cheng Miao and Qihuai Chen
Heavy forklifts that are widely used in ports and stations have large gravitational potential energy at the lowering of the boom. As concerning the large rated power level, the engine is still the main power source for the heavy forklifts. With the incre...
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