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P. A. Lyes


Click on the titles below to find US government-authored or -collected reports written by P. A. Lyes

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Vortex Effects in the Dynamics of Underwater Weapons MAR 2003 13 pages
Authors:  P. A. Lyes; A. P. Steer; BAE SYSTEMS WATERLOOVILLE (UNITED KINGDOM) UNDERWATER WEAPONS DIV
The full text of this report is available for sale.As the control and mobility of submarines are improved to meet the challenges of the 21st-century security environment, so the capabilities of underwater weapons must keep pace with these developments. An underwater weapon is typically propelled by a pump-jet, controlled by an arrangement of movable lifting surfaces, and stabilized by fixed fins. The propulsor, fins, and control surfaces are situated close together at the tail, and close to the axis ...


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