Sökning: "ventilation air"

Visar resultat 1 - 5 av 536 uppsatser innehållade orden ventilation air.

1. 1. Energy retrofitting effect on perceived indoor climate: A case study of Estonian multi-family buildings

   Master-uppsats, Lunds universitet/Avdelningen för Energi och byggnadsdesign; Lunds universitet/Institutionen för arkitektur och byggd miljö

   Författare :Kadri Reinumägi; [2023]
   Nyckelord :Indoor environment; Thermal comfort; Indoor Air Quality; Window airing habits; Energy renovation; Occupant survey; Technology and Engineering;

   Sammanfattning : Energy renovations are an important measure for achieving the European Union’s target of climate neutrality by 2050. To meet the EU goal, Estonia needs to fully renovate 14 000 multi-family buildings by that time, affecting the indoor environment conditions of a large number of people. LÄS MER

3. 2. Methodology for Designing Bespoke Air Handling Units

   Master-uppsats, KTH/Energiteknik

   Författare :Alexandra Malysheva; [2023]
   Nyckelord :bespoke air handling unit; evaporative cooling system; two-stage crossflow heat exchanger; 3D-modeling; platsbyggt luftbehandlingsaggregat; evaporativt kylsystem; tvåstegs motströmsvärmeväxlare; 3D-modeling;

   Sammanfattning : This master's thesis explores the role of bespoke air handling units in enhancing energy efficiency in existing buildings. The context for the study is set against the backdrop of global initiatives, including the United Nations' Sustainable Development Goals, specifically Goal 7, which emphasizes the need to improve energy efficiency to combat climate change. LÄS MER

4. 3. Real-time Energy Performance Tracking

   Master-uppsats, Högskolan i Skövde/Institutionen för informationsteknologi

   Författare :Huu Thien Nguyen; [2023]
   Nyckelord :;

   Sammanfattning : Energy performance tracking is becoming increasingly significant in the building industry as a means of improving energy efficiency. This thesis provides answers to the questions related to improving energy tracking system in general, including its potentials, problems and challenges. LÄS MER

5. 4. Ventilation for reduced indoor spread of Covid 19 and similar diseases : A literature review focusing on hospital environments

   Master-uppsats, Högskolan i Gävle/Energisystem och byggnadsteknik

   Författare :Cyrus Ourak Pour; [2023]
   Nyckelord :COVID-19; SARS-CoV-2; Ventilation system; Mixing ventilation MV ; Displacement ventilation DV ; Under floor air distribution UFAD ; Ultraviolet light UV ; HEPA filter; COVID-19; SARS-CoV-2; Ventilationssystem; Blandningsventilation; Deplacementventilation; Luftfördelning under golv; Ultraviolett ljus; HEPA-filter;

   Sammanfattning : Today, a significant portion of individuals’ time is spent indoors, estimated at approximately 90% of their total time. This raises concerns about the transmission of Coronavirus Disease 2019 (COVID-19) instigating Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) and similar viruses and highlights the critical role of ventilation systems in indoor environments, which this study aims to investigate. LÄS MER

7. 5. Improving the thermal climate of schools in semi-desert climate : A case study of solutions in La Guajira, Colombia

   Master-uppsats, Högskolan i Gävle/Energisystem och byggnadsteknik

   Författare :Michael Johansson; [2023]
   Nyckelord :Solar chimney; Thermal comfort; Classrooms; School; La Guajira; Colombia;

   Sammanfattning : As the climate changes, hot regions like La Guajira's semi-desert will become even hotter. It is projected that the average temperature in this region will increase by 2.4 ℃ over the course of this century, with a 20 % reduction in precipitation. LÄS MER