Naval Architecture and Ocean Engineering Courses

EN200 Principles of Ship Performance (3-2-4).  This course is an introduction to ship systems, including basic methods of ship procurement, construction and power plant selection. Principles of ship stability and operability as related to preventive and corrective damage control are studied. Prereq: NS100, SP211, 3/C cruise. [fall, spring]

EN245 Principles of Ocean Systems Engineering (2-2-3).  This course provides a broad overview of those engineering disciplines that deal with the ocean environment. Topics include an introduction to engineering graphics and computer-aided drafting (CAD), hydrostatics, stability and buoyancy, an introduction to resistance and powering, basic wave mechanics, and an introduction to engineering design. Coreq: EM211. [fall]

EN245A Principles of Ocean Systems Engineering (2-2-3).  This course, which is intended for midshipmen majoring in naval architecture, provides an overview of those engineering disciplines that facilitate the study of naval architecture.  Topics include an introduction to engineering design, engineering graphics, computer-aided drafting (CAD), numerical methods, applied probability and statistics, buoyancy, ship structures, and marine propulsion systems. Prereq: EM211. [spring]

EN342 Ship Hydrostatics and Stability (3-2-4).  Theories and procedures for predicting a ship's hydrostatic response to various conditions are addressed.  Methods for computing the stability characteristics of both intact and damaged ships are studied.  Floodable length computations are taught.  Stability and subdivision criteria are explained.  The lines plan for a hull form is developed and analyzed. Prereq: EN245 or EN245A. [fall]

EN353 Resistance and Propulsion (3-2-4).  Topics include dimensional analysis, similitude, wave and viscous resistance of ships, ship-model testing techniques, full-scale performance prediction, momentum theory of propulsive devices, and propeller vibrations and design. This course also covers the experimental aspects of marine vehicle resistance and propulsion. Prereq: EN245 or EN245A, EM318 or EM324. [spring]

EN358 Ship Structures (3-2-4).  A course in structural theory and practice; topics include longitudinal and transverse strength of the hull girder, bending moments in a seaway, plate theory, development of a ship’s structural design, submarine pressure hull design, and shipbuilding materials. Prereq: EM217; Coreq: EN353. [spring]

EN361 Marine Power Systems (2-2-3).  This course applies the concepts of thermodynamics, fluid dynamics, psychometrics, and heat transfer to ocean systems and ocean environmental control systems.  Topical coverage includes thermal energy conversion to power cycles, internal and external combustion engines, and gas turbines.  Topics covered include refrigeration, air conditioning, heat pumps, incompressible and compressible flow, mass and energy balances, and heat exchanger designs.  Prereq: EM319 and EM324. [fall]

EN380 Naval Materials Science and Engineering (3-0-3).  This course addresses the optimal use of materials in ocean systems with emphasis on corrosion prevention, fracture mechanics, and basic materials science. Prereq: SC112 or SC151; Coreq: EM217. [fall]

EN411 Ocean Environmental Engineering I (2-2-3).  An introduction to basic principles and current issues in environmental engineering as applied to the ocean environment. Topical coverage includes chemical and biological considerations in water quality, diffusion and dispersion in estuaries and oceanic environments, engineering methods used to analyze and mitigate the effects of marine pollution, and environmental ethics and regulatory statutes. Prereq: 1/C engineering major or permission of chair. [fall, spring]

EN412 Ocean Environmental Engineering II (3-0-3).  Basic principles and current issues in environmental engineering as applied to the ocean environment are introduced.  Principal focus is on ocean resources: their identification, recovery, and utilization.  Topical coverage includes the technological aspects of alternate energy sources; deep-ocean oil and gas recovery; desalinization; dredging and uses for dredge spoil; mineral exploitation; ocean depositories; wetlands, reefs and other coastal developments; and environmental economics, ethics, and regulatory statutes. Prereq: 1/C engineering major or permission of chair. [spring]

EN420 Coastal Engineering (2-2-3).  Littoral drift and wave action on coastal structures are studied. Topics include littoral drift past a river estuary, breakwaters, jetties, groins, and harbor design. Prereq: EM217, EM324, EN441 or equivalent. [fall]

EN425 Underwater Work Systems (3-0-3).  This course acquaints the student with design and operational considerations for manned submersibles, unmanned remotely operated vehicles, and deep dive systems. Prereq: 1/C engineering major or permission of chair. [fall]

EN440 Design of Foundations for Ocean Structures (3-0-3).  The design and analysis of gravity pile and anchored foundations for ocean and coastal facilities fixed to the seafloor are studied.  Topics include recommended practices and procedures for planning, designing, and constructing adequate foundations for marine structures. Prereq: EM217, 1/C EOE major or permission of chair. [fall]

EN441 Ocean Engineering Structures I (3-0-3).  Structural design considerations for fixed ocean structures, mooring systems and undersea vehicles are analyzed. Design techniques including matrix methods and finite element analysis are introduced.  Boundary conditions, wave effects, foundations, loading, and materials considerations are studied. Prereq: EM217. [fall, spring]

EN442 Ocean Engineering Structures II (2-2-3).  In this course in structural design theory and practice, basic structural elements of offshore and coastal structures are designed using current engineering design codes. Topics include material properties, connection methods, and the design of steel, timber, and concrete structures. Prereq: EN441. [fall]

EN450 Engineering Economic Analysis (3-0-3).  Basic methods and reasons for conducting an engineering economic study are presented.  Economic criteria are developed.  Procedures for selecting from among a set of technically feasible alternatives are studied.  Assumptions and implications associated with these decision-making procedures are discussed. Prereq: 1/C engineering major or permission of chair. [fall, spring]

EN451 Analytical Applications in Ship Design (3-0-3).  The design process and analytical tools required for effective decision making in the development of marine systems are studied. Methods for the analysis and transformation of available data are evaluated.  Once procedures for establishing the technical feasibility of a design have been addressed, emphasis shifts to the proper resolution of decisions dominated by economic considerations. Prereq: 1/C standing as naval architecture major or permission of chair. [fall]

EN452 Structural Reliability (3-0-3).  This course provides an understanding of how reliability methods are used to account for the random nature of the sea when designing ocean and ship structures. Methods for the reliability assessment of structures are presented. The role of reliability methods in the design of structures and as the basis for design codes is discussed. Case studies on the use of reliability methods provide the student with real world applications to complement theoretical studies.  Prereq: EN358 and EN455, or EN461 and EN475. [spring]

EN454 Ship Vibrations (3-0-3).  A ship is a complex elastic structure in which vibration may be caused by periodic forces generated by waves, propellers, or machinery. The basic concepts of vibration, as well as hull, propeller, and machinery-induced vibrations, are considered. Prereq: EM232, EN353. [spring]

EN455 Seakeeping and Maneuvering (3-2-4).  Topics include ship steering, maneuvering, motion and seakeeping. The basic equations of motion for a maneuvering ship and for ship motions in a seaway are developed, and various methods of solution are discussed. The course also covers the experimental aspects of seakeeping and maneuvering. Prereq: EN353. [fall]

EN456 Advanced Methods in Ship Design (3-0-3).  An introduction to computer-aided ship design is presented. Topics include numerical procedures applied to form, stability, resistance, propulsion, motion, maneuvering and strength. Prereq: EN353 or permission of chair. [fall]

EN457 Hydrofoil and Propeller Design (3-0-3).  The analysis and design of hydrofoils and marine propellers are presented. Lifting line and lifting surface theories are applied to naval devices. Design and towing tank work supplements recitations. Prereq: EN353 or permission of chair. [spring]

EN458 Advanced Marine Vehicles (2-2-3).   Modern watercraft discussed include multihulls, planing boats, hydrofoil craft, and surface effect vehicles. Analysis and design features are investigated experimentally in the towing tank when appropriate. Prereq: EN353. [fall]

EN461 Ocean Systems Engineering Design I (3-0-3).  Engineering design is introduced as an interdisciplinary activity coupling such subjects as applied probability and statistics, cost assessment, decision-making, economic evaluation, engineering ethics, and project planning. Instruction in hydrographic surveying and profiling, computer-aided drafting, and design report preparation and presentation is included. Prereq: 1/C standing in ocean engineering major. [fall]

EN462 Ocean Systems Engineering Design II (1-4-3).  The conceptual design of an ocean engineering system is accomplished by midshipmen teams. The realistic project format followed involves proposal writing, project manager designation, progress reports, and design review by experts. Prereq: EN461. [spring]

EN470 Life Support Systems (3-0-3).  The physiological and psychological aspects of man in the sea are presented with the related engineering requirements. Topics include hyperbaric physiology, saturation diving, life support equipment, deep dive systems, diving operations and hazards. Prereq: 1/C engineering major or permission of department chair. [spring]

EN471 Ship Design I (2-2-3).  This course introduces the student to the requirements and procedures for accomplishing the design of a ship. The preliminary design of a small monohull displacement ship is developed.  Relevant design resources and techniques are used. Prereq: 1/C standing in naval architecture major. [fall]

EN475 Ocean Engineering Mechanics (3-2-4).  Effects of gravity waves on surfaced and submerged floating bodies and on moored and fixed bodies. Measurement techniques discussed include measurements of wave height, wave-induced forces and motions in waves. Prereq: EM324, EN245, or permission of department chair. [spring]

EN476 Ship Design II (0-6-3).  In this course, which represents the culmination of an undergraduate naval architecture program, the student applies engineering skills to the design of a ship. Prereq: EN471. [spring]

EN478 Submarine Design Analysis (3-0-3).  This course is offered to familiarize midshipmen with the naval architectural aspects of submarine design and to expose them to current design analysis methods for submarines. Prereq: 1/C NA&OE majors. [spring]

EN479 Design of Floating Platforms (3-0-3).  Numerical methods are used to optimize the design and configuration of various floating platforms, namely, catamarans, semi-submersibles, deep submersibles, drilling platforms, and so forth. Prereq: EN245 or EN245A. [spring]

Office of the Academic Dean & Provost Associate Dean for Academic Affairs Frederic I. Davis Comments to: fid@nadn.navy.mil

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