CCMAS Course Search

The concepts of peace, conflict and security in a multi-ethnic nation. Types and theories of conflicts: ethnic, religious, economic, geo-political Conflicts; structural conflict theory, realist theory of conflict, frustration-aggression conflict theory; root causes of conflict and violence in Africa: indigene and settlers phenomenon, boundaries/boarder disputes, political disputes, ethnic disputes and rivalries, economic inequalities, social disputes, nationalist movements and agitations; selected conflict case studies – Tiv-Junkun, ZangoKartaf, chieftaincy and land disputes. Peace building, management of conflicts and security: Peace & Human Development. Approaches to Peace & Conflict Management (religious, government, community leaders). Elements of peace studies and conflict resolution: Conflict dynamics assessment Scales: Constructive & Destructive. Justice and Legal framework: Concepts of Social Justice; The Nigeria Legal System. Insurgency and terrorism. Peace mediation and peace keeping. Peace and Security Council (international, national and local levels). Agents of conflict resolution – Conventions, Treaties Community Policing: Evolution and Imperatives. Alternative Dispute Resolution (ADR) (dialogue,. arbitration, negotiation, collaboration). The roles of international organizations in conflict resolution (a) The United Nations, UN and its conflict resolution organs. (b) The African Union & Peace Security Council (c) ECOWAS in peace keeping). The media and traditional institutions in peace building. Managing post- conflict situations/crises: Refugees. Internally Displaced Persons (IDPs);the role of NGOs in post-conflict situations/crises.

Scope of philosophy; notions, meanings, branches and problems of philosophy. Logic as an indispensable tool of philosophy. Elements of syllogism, symbolic logic— the first nine rules of inference. Informal fallacies, laws of thought, nature of arguments. Valid and invalid arguments, logic of form and logic of content — deduction, induction and inferences. Creative and critical thinking. Impact of philosophy on human existence. Philosophy and politics, philosophy and human conduct, philosophy and religion, philosophy and human values, philosophy and character molding, others.

Refrigeration cycles and media. Systems, compressors, evaporators, condensers, receivers and expansion valves. Brine system. Cold stores, refrigerated cargo holds and freezers. Design methods. Thermal insulation. Instrumentation. Heating systems. Humidification. Ventilation of crew accommodation, cargo holds, engine and boiler rooms. Distribution and circulation of air and air-conditioning systems. Types: Analysis using psychometric chart. Air distribution layouts. Air-conditioning design. Maintenance procedure.

Procedures for starting, running and stopping marine engines. Watch keeping, logging, fault diagnosis and maintenance of main and auxiliary engines. Overhauling, dismantling and checking of components for wear cracks and damage. Inspecting and overhauling of turbochargers, transmission systems, bearings, seals and filters. Testing of injectors, fuel pumps and valves. Repair/replacement of parts and assembly. Different maintenance methods and their significance. Checking and adjustment of clearances, alignments, fittings and bolts. General safety guidelines and machinery grinding-in procedure.

Prediction of environmental loads on fixed and floating offshore platforms. Shallow- and deep- water wave theories. Dynamic responses analysis and experimental techniques. Dynamic modelling of offshore floating structures in waves. Fluid loading on slender offshore structures. Froude Krylov forces. Simplified diffraction forces. Introduction to the Morison equation – fluid phenomenon and force coefficients, variations on the basic formula and fluid loading calculations. Statistical description of random seas. Two-dimensional and three-dimensional wave spectra. Statistical description of response to environmental loading. Downtime analysis. Fluid load on slender bodies such as structural elements of fixed platforms and pipelines. Modelling of ships and offshore structures in incompressible viscid/inviscid flow. Fluid flow phenomena such as flow separation, vortex shedding, vortex induced vibration (VIV), etc. The concepts of added mass and wave diffraction by large volume structures- McCamy and Fuchs solution.

Basic concepts in ship design: Rules based on design principles, class societies rules and regulations, and ship design spiral. Classification of ships, their characteristics and functions. Modelling and analysis of ships, machinery, strength and performance. Determination of intact and damaged stability; statical and dynamical stability; and floodable length. Ship geometry and hydrostatic curves. Ship structures: Structural arrangement of ships. Fundamentals of hull vibration. Calculation of displacement; form coefficients; principal dimensions; deadweight and light-ship. Power vs speed calculation. Loadlines and freeboard parameters. Fundamentals of ship construction. Structural arrangements, framing systems, functions of ship, double bottom, single bottom, shell plating, etc. Decks, bulkheads, pillars, girders, hatch coamings, machinery mounting; superstructures deck houses, foundation laws and stern structures, bossings and struts, bilge keels and fenders. Ship sections and materials selection: materials joining processes. Testing of welds. Bottom and side framing. Deep tank and corrugated bulk heads. Fore-end and after-end-arrangements. Stem construction. Forepeak- collision bulk heads. Bulbous bows.

Types of ship power plants and factors affecting the choice of power plant type. Ship main engines: Types and configurations, combined propulsion systems such as CODAG, CODOG, COGAS etc., and electric drives. General machinery layout. Heat balance analysis, overall efficiency determination and comparison across different power plant types. Design of power plant systems: Fuel oil systems, sea water cooling systems, lubricating oil systems, compressed air systems, steam systems, exhaust gas system, fresh water systems, automatic control and alarm systems. Propulsion shaft line arrangement, gear boxes, bearings and seals. Marine steam boilers: classifications, components, materials selection, principles of operation, instrumentation and automatic control. Boiler survey, corrosion mitigation and maintenance. Waste heat recovery systems. General purposes systems: bilge, ballast, water; firefighting. Rules and Regulations guiding design of ship power plants such as Lloyds register, American bureau of shipping, etc., and environmental protection requirements. Powerplants for special ship: fishing vessels, tugs/pushers tankers and passenger ships.

Resistance of ship. Components of resistance. Laws of comparison. Model tests. Resistance in restricted water and resistance of small and fast ships. Methods of ship resistance calculations. Determination of engine power. Steering of ships. Types of rudders. Maneuverability. Seaworthiness of a ship. Fundamentals of ship; propulsion. Effects of hull forms, sea state and route constraints. Propulsion devices. Geometry of screw propeller. Momentum theory of the screw. Axial and tangential losses. The propulsion coefficients. The influence of after body on wake distribution. Model tests and laws of comparison. Systematic screw-series. Hydrodynamic characteristics. Matching of propeller to the hull. Cavitation. Design of screw propellers. Performance curves. The screw propellers performance in different load conditions. Controllable pitch propellers. Calculations, design and drawing of screw propeller.

Loads acting on ship structure. Stresses in ship’s structure: hogging, sagging, racking, pounding, panting, etc., and strength members to counteract the same. Types of ship structures. Framing systems. Classification rules. Function of ship structural components. Double bottom. Single bottom. Shell plating. Frames. Decks. Bulkheads. Pillars. Girders. Hatch coamings. Machinery casings. Superstructures. Bossing and struts. Bilge Keels and fenders. Determination of longitudinal bending moment and shear forces in still water. Wave bending moment. Total bending moment. Hogging and sagging. Dynamic forces. Local stresses. Torsion. Function of ship structure. Girder section moduli and stress. Deflection of ships. Transversal strength. Thermal effects. Strength of structure components. Local strength. Fatigue. Local vibrations. Reducing of hull vibration.

The phenomenon of vibration. Various modes of vibration onboard (free, forced, transverse, axial torsional – Their sources and effects), Free and forced vibration of single degree of freedom systems, natural frequency, damping, damping ratio and log decrement, base excitation, free and forced vibration of multi-degree of freedom systems, and vibration absorber. Numerical methods for multi-degree of freedom systems of shafts. Ship vibration and effects. Introduction to transient vibration theory, analysis and computer simulation. Vibration measuring instruments. Noise and vibrations: Elements of aerodynamic and hydrodynamic sources, noise and vibration suppression techniques, noise level measurement. Resonance and critical speed. Anti-vibration mountings of machines. Dampers with reference to torsional and lateral vibrations.