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Acta Armamentarii ›› 2020, Vol. 41 ›› Issue (1): 196-201.doi: 10.3969/j.issn.1000-1093.2020.01.023

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Snake-like Trajectory Design and Simulation of Submarine-launched Wire-guided Torpedo

WANG Shunjie, XU Zhaopeng, ZHU Weiliang, YE Xuefan   

  1. (Navy Submarine Academy, Qingdao 266199, Shandong, China)
  • Received:2019-02-25 Revised:2019-02-25 Online:2020-02-22

Abstract: During torpedo attacking, it is against target acquisition probability under the condition that the target angle is very small and only target bearing information can be obtained. The snake-like trajectory searching concept is elaborated, and the two opportunities of using the snake-like trajectory to search a target are proposed. A snake-like trajectory searching control model is established. It was validated through simulation that the snake-like trajectory searching of wire-guided+wake homing torpedo is effective for increasing the wake acquisition probability at a very small target angle and with only target bearing information. In order to solve wake entry shipboard uncertainty problem, a method of attacking a target by wake+acoustic homing is proposed, which can ensure the probability of torpedo hiting the target. The simulated results show that the snake-like trajectory searching of wire-guided+acoustic homing torpedo is effective for enlarging the torpedo searching range without target bearing information, and the target acquisition probability is high than that through direct searching. Key

Key words: wire-guidedtorpedo, snake-liketrajectory, wakehoming, targetangle, search, guidingmethod

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