Zobrazeno 1 - 10
of 4 789
pro vyhledávání: '"Rudder"'
Autor:
Marwa Abdel Aziz
Publikováno v:
Journal of the General Union of Arab Archaeologists, Vol 9, Iss 2, Pp 72-90 (2024)
ABSTRACT ما وراء الجدران المصورة : دراسة تحليلية لأدوات توجيه قوارب الدولة القديمة من خلال مناظر مقابر النبلاء [AR] تقدم المقابر المصرية القد
Externí odkaz:
https://doaj.org/article/10b4f077789a41c2a3f79610670f8d60
Publikováno v:
Научный вестник МГТУ ГА, Vol 27, Iss 2, Pp 43-59 (2024)
The paper considers a design process of an aerodynamic rudder, which structure comprises the skin of constant thickness, a load-bearing structure and a trimmed nose that plays the role of an anti-flutter balancer. The aim of the work is to set and so
Externí odkaz:
https://doaj.org/article/dec05908b80841ecb928e6c29ecccc38
Autor:
Ying CHEN
Publikováno v:
水下无人系统学报, Vol 32, Iss 2, Pp 345-353 (2024)
To fully utilize the fault-tolerant capability of the X-rudder autonomous undersea vehicles (AUVs), a fault-tolerant motion control algorithm for AUVs oriented towards rudder failures was proposed, and it was deployed on a prototype of an X-rudder AU
Externí odkaz:
https://doaj.org/article/2cdc81e1d4b449a38f64fbf3c0572030
Autor:
Efremov Dobrin, Milanov Evgeni
Publikováno v:
Polish Maritime Research, Vol 30, Iss 3, Pp 4-11 (2023)
During tight manoeuvres, twin-screw ships equipped with two rudders located in the propeller slip stream experience a fairly large imbalance in the hydrodynamic loads on the propeller and rudders. To investigate the phenomenon of rudder asymmetric lo
Externí odkaz:
https://doaj.org/article/2e54a00fac504d9d9414a6ec82864c63
Publikováno v:
Xibei Gongye Daxue Xuebao, Vol 42, Iss 1, Pp 28-34 (2024)
In the state of navigating covered with liquid fluid, the hydrodynamics loads of the supercavitating vehicle during the deployment process of the tail rudder have an important impact on the stability analysis of the vehicle and the performance design
Externí odkaz:
https://doaj.org/article/cdd877a065054dd78d3631c434002f30
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 19, Iss 1, Pp 145-157 (2024)
ObjectiveAn unmanned sailboat trajectory tracking method based on model predictive control (MPC) is proposed for the collaborative operation of unmanned sailboats in surface/underwater cross-domain heterogeneous marine robotics scenarios.MethodsUsing
Externí odkaz:
https://doaj.org/article/332e7bb0bb2245018ff8bab958666295
Autor:
A. E. Savenko, P. S. Savenko
Publikováno v:
Известия высших учебных заведений: Проблемы энергетики, Vol 25, Iss 6, Pp 78-88 (2024)
THE PURPOSE. Consider the experience of use and conduct a study of the electrical power systems of sea vessels to determine the possibility of improving their operational characteristics. Obtain data on noise and vibration levels of electrical power
Externí odkaz:
https://doaj.org/article/8997a5c81bfa403e95e65d1e0e182e4d
Publikováno v:
IEEE Access, Vol 12, Pp 63655-63668 (2024)
This paper presents a guaranteed-cost disturbance observer and controller design to achieve accurate path tracking control for a powered paraglider (PPG) in the presence of unknown rudder trim and wind disturbances. The key contribution of this paper
Externí odkaz:
https://doaj.org/article/88441b8eff08412d865530e98ed26979
Autor:
Cosmin Sorin Oprea, Costel Ungureanu
Publikováno v:
Annals of "Dunărea de Jos" University of Galaţi: Fascicle XI Shipbuilding, Vol 46, Pp 161-168 (2023)
The steering gear system is part of the group of vital installations for a ship. Its role is to ensure course stability and, at the same time, to facilitate the changes of navigation direction. In this context, the technology for assembling the syste
Externí odkaz:
https://doaj.org/article/8240504de52d47f08fdba0c850eeae04
Autor:
Jiahao LIU, Zhiquan LIU
Publikováno v:
Zhongguo Jianchuan Yanjiu, Vol 18, Iss 6, Pp 97-105 (2023)
ObjectiveAn adaptive finite-time filtered backstepping sliding mode controller is designed to solve the rudder roll stabilization control problem of underactuated ships in unknown wave disturbance conditions. MethodFirst, in order to avoid differenti
Externí odkaz:
https://doaj.org/article/4735f04db250436ebfcf7d99577ea43d