Identifying Data 2019/20
Subject (*) Air Conditioning and Refrigeration Code 730496226
Study programme
Mestrado Universitario en Enxeñaría Naval e Oceánica (plan 2018)
Descriptors Cycle Period Year Type Credits
Official Master's Degree 1st four-month period
First Optional 4.5
Language
Spanish
Teaching method Face-to-face
Prerequisites
Department Ciencias da Navegación e Enxeñaría Mariña
Enxeñaría Naval e Industrial
Enxeñaría Naval e Oceánica
Coordinador
Arce Ceinos, Alberto
E-mail
alberto.arce@udc.es
Lecturers
Arce Ceinos, Alberto
E-mail
alberto.arce@udc.es
Web
General description Esta asignatura proporciona os fundamentos necesarios para o de seño de sistemas térmicos tanto en procesos industriais como en edificios. Algúns dos conceptos específicos que se tratan son ciclos e sistemas de refrixeración, principios de psicrometría, procesos e aplicacións, cargas de frío e calefacción en edificios, confort térmico, e calidad de aire.
Contingency plan

Study programme competencies
Code Study programme competences
A5 A04 - Capacidade para analizar solucións alternativas para a definición e optimización das plantas de enerxía e propulsión de buques.
B2 CB07 Que os estudantes saiban aplicar os coñecementos adquiridos e a súa capacidade de resolución de problemas en ámbitos novos ou pouco coñecidos dentro de contextos máis amplos (ou multidisciplinares) relacionados coa súa área de estudo
B3 CB08 Que os estudantes sexan capaces de integrar coñecementos e enfrontarse á complexidade de formular xuízos a partir dunha información que, sendo incompleta ou limitada, inclúa reflexións sobre as responsabilidades sociais e éticas vinculadas á aplicación dos seus coñecementos e xuízos
B5 CB10 Que os estudantes posúan as habilidades de aprendizaxe que lles permitan continuar estudando dun modo que haberá de ser en boa medida autodirixido ou autónomo.
C2 C1 Capacidade pra desenrolar a actividade profesional nun entorno multilingue
C3 ABET (a) An ability to apply knowledge of mathematics, science, and engineering.
C7 ABET (e) An ability to identify, formulate, and solve engineering problems.

Learning aims
Learning outcomes Study programme competences
Psicrometry, Refrigeration systems, Air Conditioning systems AJ4
BC2
BC3
BC5
CC2
CC3
CC7

Contents
Topic Sub-topic
0 The following sub-topics show the contents established in the Verifying Memory: 1. Introduction: Review of thermodynamic and heat transfer
2. Fundamentals of Psicrometry: Psicrometry, heat transfer from wet surfaces. Processes and equipments.
3. Air conditioning systems: types and design.
4. Cooling and dehumidification coils: Types and desing parameters.
5. Vapor compression cycle: ideal cycle, real cycle, COP, COP enhancement. Flash-gas. Refrigerants. Expansion devices.
6. Multipressure systems: industria refrigeration, Flash-gas removal, intercooling, one evaporator – one compressor, two evaporators – one compressor, one evaporador – two compressors.
7. Compressors: Classification. Performance, power, refrigerant displacement. Performance curves.
8. Cooling tower and evaporative condensers.
9. Heat pumps.
1 Thermodynamic and heat transfer revision Termodinámica
Transferencia de calor
2 Introduction to the exergy analysis of thermal systems Balance de exergía
Sistemas abertos
3 Heat exchangers 3.1 Design
3.2 Simulation
4 Fundamentals of psicrometry and applications 4.1 Drying
4.2 Comfort and air condioning
5 Refrigeration systems Refrixerantes
Ciclo de compresión de calor
Coeficiente de rendemento
Bomba de calor
6 Air and vapor motor cycles Ciclo Rankine
Ciclo Brayton
7 Introduction to optimization techniques and simulation of thermal systems Optimización
Simulación

Planning
Methodologies / tests Competencies Ordinary class hours Student’s personal work hours Total hours
Guest lecture / keynote speech A5 B2 B3 B5 C2 C3 C7 12 35 47
Problem solving A5 B2 B3 B5 C2 C3 C7 15 46.5 61.5
Objective test A5 B2 B3 B5 C2 C3 C7 3 0 3
 
Personalized attention 1 0 1
 
(*)The information in the planning table is for guidance only and does not take into account the heterogeneity of the students.

Methodologies
Methodologies Description
Guest lecture / keynote speech Oral presentation aided with audiovisual material to expose the fundamentals of each chapter
Problem solving Oral presentation audiovisually aided and the introduction of questions with the aim of transmiting knowledge and assisting the learning.
Objective test Written learning progress test, characterised by pre-determined answers. Well-designed tests offer objectively quantifiable results in relation to student knowledge, capacities, skills, performance, aptitudes, attitude, intelligence, etc. Used for diagnostic, formative and summative assessment. May consist of all or any of the following types of questions: multiple choice, ordering and sequencing, short answer, binary, completion, multiple matching.

Personalized attention
Methodologies
Guest lecture / keynote speech
Problem solving
Description
Tutoring and email assistance

Assessment
Methodologies Competencies Description Qualification
Problem solving A5 B2 B3 B5 C2 C3 C7 Solved exercises 20
Objective test A5 B2 B3 B5 C2 C3 C7 Written learning progress test, characterised by pre-determined answers. Well-designed tests offer objectively quantifiable results in relation to student knowledge, capacities, skills, performance, aptitudes, attitude, intelligence, etc. Used for diagnostic, formative and summative assessment. May consist of all or any of the following types of questions: multiple choice, ordering and sequencing, short answer, binary, completion, multiple matching. 80
 
Assessment comments
Solved exercises is mandatory. If it is previously agreed with the teacher, the assesment can consist on the objective test only .

Duration: 210 min
The objective test will take place on the exam date. It consists on solving 3 or 4 problems similar to those proposed in each chapter. The use of textbook and solved exercises could be allowed during the exam.

Sources of information
Basic Eastop & Maconky (). Applied thermodynamics for Engineering and Technologists.
Moran y Shapiro (). Fundamentos de termodinámica técnica.
Incropera, F. P. y DeWitt, D. P. (). Fundamentos de transferencia de calor.
Stoecker y Jones (). Refrigeration and air condictioning.

Complementary


Recommendations
Subjects that it is recommended to have taken before

Subjects that are recommended to be taken simultaneously

Subjects that continue the syllabus
Masters Thesis/730496216

Other comments
“Para ayudar a conseguir un entorno inmediato sostenido y cumplir con el objetivo de la acción número 5: “Docencia e investigación saludable y sustentable ambiental y social” del "Plan de Acción Green Campus Ferrol": La entrega de los trabajos documentales que se realicen en esta materia: • Se solicitarán en formato virtual y/o soporte informático • Se realizará a través de Moodle, en formato digital sin necesidad de imprimirlos • En caso de ser necesario realizarlos en papel: - No se emplearán plásticos - Se realizarán impresiones a doble cara. - Se empleará papel reciclado. - Se evitará la impresión de borradores. • Se debe de hacer un uso sostenible de los recursos y la prevención de impactos negativos sobre el medio natural • Se debe tener en cuenta la importancia de los principios éticos relacionados con los valores de la sostenibilidad en los comportamientos personales y profesionales • Se incorpora perspectiva de género en la docencia de esta materia (se usará lenguaje no sexista, se utilizará bibliografía de autores de ambos sexos, se propiciará la intervención en clase de alumnos y alumnas…) • Se trabajará para identificar y modificar prejuicios y actitudes sexistas, y se influirá en el entorno para modificarlos y fomentar valores de respeto e igualdad. • Se deberán detectar situaciones de discriminación y se propondrán acciones y medidas para corregirlas.


(*)The teaching guide is the document in which the URV publishes the information about all its courses. It is a public document and cannot be modified. Only in exceptional cases can it be revised by the competent agent or duly revised so that it is in line with current legislation.