Essays about: "kylsystem"

Showing result 1 - 5 of 70 essays containing the word kylsystem.

  1. 1. Solar Photovoltaic Thermal Collectors and Ground Source Heat Pumps for Commercial Buildings : Case study in Sweden

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Doris Dijak; Elin Torstensson; [2023]
    Keywords : Ground Source Heat Pump; Photovoltaic Thermal Collectors; Borehole Thermal Energy Storage; Free Cooling.; Bergvärmepumpssystem; Termiska Solceller; Borrhålsbaserade Termiska Energilager; Frikyla.;

    Abstract : In order to reduce emissions from the building sector, which stands for than a fifth of the global energy consumption today, efficient and fossil free heating and cooling systems are of importance. This study investigates the combination of solar photovoltaic thermal collectors and ground source heat pump systems in order to regenerate energy to the ground in combination with free cooling. READ MORE

  3. 2. Methodology for Designing Bespoke Air Handling Units

    University essay from KTH/Energiteknik

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

    Abstract : 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. READ MORE

  4. 3. EV battery temperature estimation : Designing a model for minimal temperature of high-voltage battery in a BEV

    University essay from Mittuniversitetet/Institutionen för data- och elektroteknik (2023-)

    Author : Björn Arvidsson; [2023]
    Keywords : BEV; temperature estimation; lowpass filter; BEV; lågpassfilter; temperaturestimering;

    Abstract : Fordonsindustrin är inne i ett skifte, där förbränningsmotorer (ICE) bör-jar fasas ut och det satsas mer på eldrift med hjälp av batterier (BEV).  I detta arbete, som efterfrågades av Volvo Cars, utvecklades en matema-tisk modell som uppskattar den lägsta temperaturen i en elbils högspän-ningsbatteri. READ MORE

  5. 4. Status Mapping of tank to grave management of Low-GWP refrigerants.

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Sandra Parra Gimeno; [2023]
    Keywords : Refrigerant; Blends; Synthetic low-GWP refrigerant; Natural refrigerant; Global Warming Potential GWP ; Tank-to-grave; Interviews.; Köldmedier; Blandning; Globalt uppvärmningspotential GWP ; Låg-GWP köldmedier; Naturligt köldmedier; installation till destruktion; Intervjuer.;

    Abstract : Refrigeration plays a vital role today in various residential, commercial, and industrial processes, requiring refrigerants to facilitate the cooling or heating processes. Over time, refrigerants have undergone significant changes to meet technological, social, environmental, and economic needs. READ MORE

  6. 5. A Study on Building Energy Modelling and Energy Efficiency Strategies for Educational Buildings

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Robertson Manuel André Gil Castro; Raúl Vera Martínez; [2023]
    Keywords : Energy Saving Measures; Building Energy Efficiency; Energy Modeling of Educational Buildings; IDA ICE; Academic Buildings; Campus Energy Utilization; Energibesparande åtgärder; Byggnaders Energieffektivitet; Energimodellering av Undervisningsbyggnader; IDA ICE; Akademsiska Byggnader; Campus energiavnändning;

    Abstract : The building sector is one of the sectors with the highest energy utilization and is one of the largest sources of CO2 emissions worldwide. At the same time, energy prices in Europe have significantly increased in recent years. READ MORE