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Ruixuan He, Xinjing Wang, Jian Li, Xiaodong Liu and Baowei Song
Recently, inspired by the flippers of humpback whales, researchers have been widely studying leading-edge tubercles for use as passive flow control devices. In this research, we numerically investigated the effects of leading-edge tubercles on a three-di...
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Yonghui Cao, Yingzhuo Cao, Shumin Ma, Xinhao Li, Yilin Qu and Yong Cao
Currently, the bionic robotic fish is primarily devoted to the bionic appearance of fish and rarely involves the bionic swimming posture. However, biological studies have proved that fish have extraordinary swimming ability, so it is necessary to imitate...
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Junjie He, Yonghui Cao, Qiaogao Huang, Guang Pan, Xin Dong and Yong Cao
Oscillating pectoral fins? spanwise flexibility is a key factor influencing the forwarding propulsion performance of bionic cownose rays, including thrust and heave-pitch stability. This study explores the effects of the bionic pectoral fin ray?s spanwis...
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Daili Zhang, Guang Pan, Yonghui Cao, Qiaogao Huang and Yong Cao
Bionic underwater robots are the intersection of biology and robotics; they have the advantages of propulsion efficiency and maneuverability. A novel vehicle that combines a gliding and flapping propulsion inspired by a manta ray is presented in this art...
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Xiaofeng Zeng, Minghai Xia, Zirong Luo, Jianzhong Shang, Yuze Xu and Qian Yin
Stable, quiet, and efficient propulsion methods are essential for underwater robots to complete their tasks in a complex marine environment. However, with a single propulsion method, such as propeller propulsion and bionic propulsion, it is difficult to ...
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Boai Sun, Weikun Li, Zhangyuan Wang, Yunpeng Zhu, Qu He, Xinyan Guan, Guangmin Dai, Dehan Yuan, Ang Li, Weicheng Cui and Dixia Fan
Compared with traditional underwater vehicles, bio-inspired fish robots have the advantages of high efficiency, high maneuverability, low noise, and minor fluid disturbance. Therefore, they have gained an increasing research interest, which has led to a ...
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Kunlang Bu, Xiaobo Gong, Changli Yu and Fang Xie
Biomimetic aquatic robots are a promising solution for marine applications such as internal pipe inspection, beach safety, and animal observation because of their strong manoeuvrability and low environmental damage. As the application field of robots has...
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Yiwei Hao, Yong Cao, Yonghui Cao, Qiaogao Huang and Guang Pan
Due to external interference, such as waves, the success of underwater missions depends on the turning performance of the vehicle. Manta rays use two broad pectoral fins for propulsion, which provide better anti-interference ability and turning performan...
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Lingkun Chen, Shusheng Bi, Yueri Cai, Yong Cao and Guang Pan
Bionic propulsion has advantages over traditional blade propellers, such as efficiency and noise control. Existing research on ray-inspired robot fish has mainly focused on a single type of pectoral fin as bionic propeller, which only performed well in t...
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Shuyan Wang, Yu Han and Shiteng Mao
Inspired by carangiform fish with a high-aspect ratio of the caudal fin?s up-down swing, but also by dolphins with a similar caudal fin?s left-right swing, a robotic fish with a spatial oscillating rigid caudal fin is implemented to optimize propulsion a...
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