Análise da Viabilidade da Troca de Equipmentos de Condicionmamento de ar Como Alternativa para Redução de Custos Operacionais: Estudo de Caso em Uma Instituição de Ensino Fundamental e Médio (Analysis of the Feasibility of Exchange of Air Conditioning Equipment Alternative for Reducing Operating Costs: A Case Study at an Institution of Primary and Secondary Education)

2012 ◽  
Author(s):  
Luiz Felipe de Araújo Pontes Girão ◽  
João Marcelo Alves Macedo ◽  
Vinícius Gomes Martins ◽  
Augusto Cezar da Cunha e Silva Filho
Author(s):  
Marianthi Batsila ◽  
Charilaos Tsihouridis ◽  
Dennis Vavougios ◽  
George Ioannidis

This paper aims at investigating the factors which influence instructors of primary and secondary education into using Web 2.0 based teaching techniques in their teaching now and in the future. Two hundred and fifty three teachers participated in a survey conducted with a quantitative research method followed by short interviews for clarification purposes in the research area. The results showed that both gender and teaching experience are factors that influence this attitude, whereas the type of school seems to have no influence on educators’ decision to employ such tools in their teaching practices.


2018 ◽  
Vol 10 (9) ◽  
pp. 3091 ◽  
Author(s):  
Raúl Castaño-Rosa ◽  
Carlos Rodríguez-Jiménez ◽  
Carlos Rubio-Bellido

The design and construction of buildings is currently subject to a growing set of requirements concerning sustainability and energy efficiency. This paper shows a case study of the Torre Sevilla skyscraper, located in the city of Seville (in the south of Spain), which has high-tech energy-efficient features and which uses air-conditioning systems during most of its operating hours. The analysis carried out starts from a simulation in which occupants’ thermal comfort are obtained, based on the adaptive comfort model defined in the standard EN 15251:2007. With this approach, it is possible to determine the number of hours during operation in which the building has adequate comfort conditions only with the help of the envelope and natural ventilation. Consequently, the remaining useful hours require the use of air-conditioning systems. The results show that it is possible to improve the thermal performance of the building due to its location in the Mediterranean climate. To do this, advanced mixed mode (through manual-opening or mechanically-controlled opening windows) and active air-conditioning are suggested. This experimental proposal provides a reduction of the occupation hours which require the use of air-conditioning equipment by 28.57%, reducing the air-conditioning demand and, consequently, the energy consumption of the building.


2017 ◽  
Vol 7 (3) ◽  
pp. 227 ◽  
Author(s):  
George N. Vozaitis ◽  
Amalia A. Ifanti

This empirical study investigates the contribution of Secondary Education School Advisors to the professional development of teachers at the same level. For this purpose, 34 Secondary Education School Advisors of the Regional Directorate of Primary and Secondary Education of Western Greece were interviewed. Semi-structured interviews were employed aiming to explore the School Advisors’ contribution to the professional development of teachers. Data analysis revealed that, although the School Advisors attached great importance to their role in the professional development of teachers, they quoted the various problems that have been linked to their role over time and indicated the requirements for the progress and further development of the institution in the future.


2021 ◽  
Vol 11 (10) ◽  
pp. 618
Author(s):  
Paula López ◽  
Jefferson Rodrigues-Silva ◽  
Ángel Alsina

This article reports a multiple case study in which we analyse Brazilian and Spanish mathematics teachers’ opinions about and predispositions toward gamified activities in STEAM education. To obtain data, we administered a survey to 56 in-service mathematics teachers in primary and secondary education from these countries. The survey had been previously validated throughout an expert judgement process. Our results show a high percentage of teachers who think this kind of activity has positive effects on students’ development, improving their affective domain toward mathematics and required skills for mathematical competency. Notwithstanding, many teachers report insecurity and lack of training for employing such educational methodologies.


2017 ◽  
Vol 6 (3) ◽  
pp. 47-55
Author(s):  
Edson C. Mwangu ◽  
Lwazi Sibanda

AbstractThe study examined how teachers teach Biology practical lessons at Ordinary Level in Mzilikazi District Secondary Schools of Bulawayo Metropolitan Province. Qualitative approach and case study design were adopted. Data was collected using document analysis and semi-structured interviews conducted with purposively selected five Biology teachers, five Heads of Science Department from five schools, and one Science Subject Inspector. Data were thematically analysed. The study revealed that teachers used both teacher-centred and student-centred methods in teaching Biology practical lessons and various factors constrained the teaching of practical lessons. The study concluded that some Biology teachers in selected schools did not conduct practical lessons in line with the Ministry of Primary and Secondary Education expectations. The study recommends that the Ministry of Primary and Secondary Education should continue equipping teachers with knowledge and skills of teaching Biology practical lessons through workshops and other staff development programmes.


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