The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 26, 2023

Filed:

Sep. 24, 2019
Applicant:

United States of America As Represented BY the Secretary of the Navy, Arlington, VA (US);

Inventors:

Young T. Shen, Potomac, MD (US);

Michael J. Hughes, Vienna, VA (US);

David E. Hess, Mt. Airy, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 30/15 (2020.01); B63B 3/14 (2006.01); G06F 17/13 (2006.01); G06F 30/20 (2020.01);
U.S. Cl.
CPC ...
G06F 30/15 (2020.01); B63B 3/14 (2013.01); G06F 17/13 (2013.01); G06F 30/20 (2020.01);
Abstract

A full-scale resistance prediction for ships. More particularly, the invention is directed to full-scale resistance predictions for ships using model scale resistance tests. This process involves the designing of a momentum thickness similarity simulator for a model, to accurately determine a model resistance and ultimately to predict a ship resistance. The simulator modifies the geometry of the model, and its design is optimized to accurately predict the ship resistance. The simulator may be an external device such as a wire ring (trip wire), sand paper, or a Hama strip, or the simulator may be integrally formed on the body of the model.


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