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Teaching GuideTerm Higher Technical University College of Nautical Science and Naval Engines |
| Grao en Náutica e Transporte Marítimo |
 Subjects |
| Chemistry |
| Contents |
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| Identifying Data | 2023/24 | |||||||||||||
| Subject | Chemistry | Code | 631G01107 | |||||||||||
| Study programme |
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| Descriptors | Cycle | Period | Year | Type | Credits | |||||||||
| Graduate | 2nd four-month period |
First | Basic training | 6 | ||||||||||
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| Topic | Sub-topic |
| Chapter 1: Basics Concepts in Chemistry (4 hours) | - Object of Chemistry and its relationship with maritime transport. - Atoms and molecules. - Atomic symbols and Periodic Table. - MEANING of chemical formulas. Weight laws and atomic theory. - Formulation and nomenclature of simple inorganic and organic compounds. - Amount of substance, mole and Avogadro's number. - Atomic and molecular masses. - Chemical equations and stoichiometric calculations. Types of reactions: reversible and irreversible - Ionic bond: Concept of ion. Covalent Bond: Molecular Geometry |
| Chapter 2: States of matter and status changes (7 hours) | ------General properties of the states of matter. ------Intermolecular forces. ------Properties of ideal gases. ------ Gas. Ideal gas laws. Real gases, deviation from ideal behaviour: compressibility factor. Diffusion. Gases in ships. ------Properties of the liquid state - Density: relative and apparent. Effect of P and T on density. Plimsoll disc. Density measurement. Viscosity and its variation with temperature. Surface tension: capillarity. Variation of surface tension with temperature. -------Properties and classification of solids. - Types of solids. Metallic solids: metallic bond and conduction of electricity. Semiconductors: P-N junction. Effects of low temperatures-brittle fracture. -------Status changes: application to maritime transport - Heating and cooling curves. Liquid-vapour equilibrium: vapor pressure and boiling. Relative humidity and bubble point. Solid-liquid and solid-vapor balance. Energies associated with changes of state. Study of phase diagrams. - Application of phase changes in maritime transport: liquefied gases and their transport. The reliquefaction and refrigeration of gases. Formation and dispersion of hydrates. |
| Chapter 3: Solutions (2 hours) | ------ Mixtures of substances. Solutions and types. Dissolution process. Units of concentration. Solubility of solids and gases in liquids. Solubility changes with T and P: Henry's law. Colligative properties. Decrease in vapor pressure: Raoult's law. Applications of vapor pressure decay and Henry's law to shipping. Ebulliscopic augmentation and cryoscopic descent: applications in maritime transport. Osmotic pressure. Electrolytic solutions and colloidal solutions |
| Chapter 4: Chemistry thernodynamics and study of combustion reactions (3 hours) | ------ Internal energy and enthalpy. Heats of reaction: endo and exothermic reactions. Thermochemical equations. Calorimetry. heat capacities. Hess's law. ------ Study of combustion reactions. - Combustion. Combustion heats. Fire triangle and tetrahedron: consequences. Flash point, ignition and autoignition: flammability limits. Stoichiometry of combustion reactions. Combustion gases: problems and analysis. - Types of combustion. Knowledge of the various classes of fires and their chemical characteristics. Extinction mechanisms. Use of inert gas. - Types of fuels and their most important properties. Calorific powers. |
| Chapter 5: Chemistry Reactivity. Control of chemical processes and equilibrium conditions (3 hours) | ------ Chemical kinetics. Reaction speed. speed equation. Influence of temperature on the reaction rate. Catalysis and inhibition. ------ Equilibrium constant. Factors affecting balance. Le Chatelier's principle. Chemical kinetics and chemical equilibrium. ------ Spontaneity. entropy. 2nd law of thermodynamics. Gibbs free energy. Relationship between K and free energy. Dependence of K with temperature |
| Chapter 6: Reaccións en transporte marítimo (5 horas) | ------ Acid-base reactions. Acid and base concept. Acid-base properties of water. Ionic product of water. pH concept. Acid and base strengths: Ka and Kb. Hydrolysis. regulatory solutions. pH measurement. Acid-base titrations. Indicators. Applications to maritime transport ------ Precipitation reactions. Solubility product. Common ion effect. Solubility and pH. Chemical composition of natural water water Hardness of water. Introduction to the problems caused by water hardness. Physicochemical composition of the marine environment: chlorinity and salinity ------ Electrochemical processes. Chemical energy. electrochemical cells. electrode potentials. Active elements. Oxidants and reducers. Thermodynamics of redox processes: Nernst equation and applications. Batteries and batteries. electrolytic processes. Faraday's Law. Electrolysis applications. or Corrosion. Types of corrosion. Iron corrosion and marine corrosion. Oxidation processes in ship chimneys. Factors that influence oxidation processes. Protection against corrosion. ------ Polymerization reactions. Peroxide formation and its control: Use of inhibitors |
| Chapter 7: Important considerations for the transport of chemical products on ships (1,5 hours). | ------ Type of vessels. ------ Main chemical products transported. Transport of crude oil in ships: physicochemical characteristics of crude oil. ------ Dangerous goods: transport regulations. ------ Risks of transporting chemical products-Handling cargo: nuclear, biological, flammability, physical and chemical reactivity, static electricity, corrosivity, explosion, leaks and vapor clouds (BLEVE), etc. Substance compatibility. High viscosity and/or density loads. ------ Health risks: toxicity and indicators: threshold limits ------ Tank atmospheres: confined spaces. gas meters ------ Classification of dangerous goods: SOLAS Convention and IMDG Code. Labeling and packaging ------ Risk and safety phrases. MSDS Sheets |
| Chapter 8: Contaminación debida o transporte marítimo (1,5 horas). | ------ Marpol Convention: annexes ------ MARPOL Annex I: Pollution by hydrocarbons. Characteristics of hydrocarbons. Wheatering processes. Prevention of contamination of marine environment and anti-pollution procedures. Ecological impact ------ Annex II: Pollution of harmful substances transported in bulk. Classification according to its toxicity. Special maritime transport areas ------ -Annex VI of MARPOL: Air pollution and its problems. Atmospheric emission control areas. Greenhouse gases: IMO energy efficiency plans ------ Ballast water pollution ------ Ship recycling |
| Laboratory practices | Work in the laboratory: standards, safety and calculation of errors. Knowledge and management of basic laboratory material. Basic operations. Determination of physicochemical magnitudes of gases, pure liquids, mixtures and solutions (especially crude oil and/or derivatives), Reactivity of chemical products from the point of view of their transport on ships. Physicochemical properties of water and aqueous solutions. Physicochemical properties of fuels and lubricants corrosion reactions emergency procedures |
| Observations | These sub-themes(1) have been developed in such a way that they serve as a basis for other subjects, specific to the maritime professional activity of this degree, to comply with column 2, Knowledge, Understanding and Sufficiency, of the STCW Convention, modified by Manila 2010, from the following Tables: (1): Obtaining the competencies established in Column 1 of the respective STCW Tables, are completed with the passing of the related contents in complementary subjects such as Naval Hygiene and Occupational Risks. • Table A-V/1-1-1. Specification of the minimum standards of competence in basic training for cargo operations in oil and chemical tankers. • Table A-V/1-1-2. Specification of the minimum standards of competence in advanced training for oil tanker cargo operations. • Chart A-V/1-1-3. Specification of minimum competency standards in advanced training for chemical tanker cargo operations • Table A-V/1-2-1. Specification of the minimum standards of competence in basic training for cargo operations in tankers for the transport of liquefied gas. • Table A-V/1-2-2. Specification of the minimum standards of competence in advanced training for cargo operations in tankers for the transport of liquefied gas. |
| The development and improvement of these contents serves as a basis for other subjects in which specific competences of the degree will be acquired, which will guarantee the knowledge, understanding and sufficiency of the competences included in table AII/2, of the STCW Agreement, related to the Management level of First Deck Officer of the Merchant Navy, without limitation of gross tonnage and Captain of the Merchant Navy up to a maximum of 3000 GT. | Table A-II/2 of the STCW Agreement. Specification of the minimum competency standards applicable to Captains and first deck officers of ships with a gross tonnage equal to or greater than 500 GT. |
| Gender perspective. | The contents of the course will take into account the gender perspective. |
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