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Borja Lizarribar, Borja Prieto, Miren Aristizabal, Jose Manuel Martín, Miguel Martínez-Iturralde, Ekain San José, Ione Golvano and Sergio Montes
Recent advances in manufacturing methods have accelerated the exploration of new materials and advantageous shapes that could not be produced by traditional methods. In this context, additive manufacturing is gaining strength among manufacturing methods ...
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Yanzhong Wang, Delong Dou and Xiaoyan Dong
The non-return mechanism is the key device that plays the role of braking in the opening-and-closing electric actuator of an amphibious aircraft hatch door. The ball-and-socket contact pair, providing the pressing force, and the multi-disc friction pair,...
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Gaoke Ma, Hongyun Jia, Jichun Xiao and Lina Hao
Exoskeletal robots are of critical importance in the domain of mechanical boosting. The pneumatic artificial muscle (PAM) is commonly used as a flexible actuator in exoskeletal robots designed for upper limbs due to its high power-to-weight ratio, confor...
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Oreste Russo, Andrea Aprovitola, Donato de Rosa, Giuseppe Pezzella and Antonio Viviani
The efficiency increase that distributed propulsion could deliver for future hybrid-electric aircraft is in line with the urgent demand for higher aerodynamic performances and a lower environmental impact. Several consolidated proprietary tools (not alwa...
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Shanzhen Xu, Xiang Tian, Cheng Wang, Youning Qin, Xiaohu Lin, Jingxuan Zhu, Xiaodong Sun and Tiandong Huang
For parallel hybrid electric vehicles (HEVs), the clutch serves as a vital enabling actuator element during mode transitions. The expected drivability and smoothness of parallel HEVs are difficult to be achieve owing to the neglect of clutch-torque-induc...
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Yong Qi, Haizhao Jing and Xiwei Wu
In this paper, a variable structure PID controller with a good convergence rate and robustness for satellite attitude is proposed. In order to improve the system convergence rate, the variable structure for the proportional and differential term was desi...
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Rui Chang, Qingxuan Jia, Ming Chu and Xiaodong Zhang
Compliant capture of the space non-cooperative targets is a key technology in on-orbit services. A great challenge is that the multi-dimensional contact force generated by the tumbling space target can destabilize the spacecraft-manipulator system (SMS),...
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Zhi Qu, Gaofei Zhang, Ziyang Meng, Kai Xu, Ruiqin Xu and Jiaojiao Di
Addressing the problems of insurmountable unknown frictional disturbance and balancing the trade-off between high maneuverability and stability during attitude maneuver are important in low-cost miniaturized single control moment gyro clusters (SGCMGs) f...
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Meilin Liu, Zihao Wang, Daiki Ikeuchi, Junyu Fu and Xiaofeng Wu
This paper presents the design of a flexible bending actuator using shape memory alloy (SMA) and its integration in attitude control for solar sailing. The SMA actuator has advantages in its power-to-weight ratio and light weight. The bending mechanism a...
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Alexis Gaude and Vaios Lappas
Following a global trend towards miniaturization, the population of nano- and micro-satellite continues to increase. CubeSats are standardized small size satellites based on 10 × 10 × 10 cm cube modules (1U) and are becoming sophisticated platforms despi...
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