Blar i TKD - Institutt for bygg- og energiteknikk på forfatter "Madessa, Habtamu Bayera"
-
A Review of the Performance of Buildings Integrated with Phase Change Material: Opportunities for Application in Cold Climate
Madessa, Habtamu Bayera (Journal article; Peer reviewed; Journal article, 2014-12-26)Buildings generally need serious attention in order to reduce global energy consumption and greenhouse gas emissions. Phase Change Materials (PCMs) that change phase just above normal room temperature are a promising means ... -
Achieving zero-energy building performance with thermal and visual comfort enhancement through optimization of fenestration, envelope, shading device, and energy supply system
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa (Sustainable Energy Technologies and Assessments;Volume 44, April 2021, 101020, Journal article; Peer reviewed, 2021-02-01)Building retrofitting towards nearly zero energy building (nZEB) with comfortable visual and thermal conditions, requires a comprehensive parametric analysis of building retrofit measures. This paper presented an optimization ... -
Building Retrofitting through Coupling of Building Energy Simulation-Optimization Tool with CFD and Daylight Programs
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa (Energies;Volume 14, Issue 8, Peer reviewed; Journal article, 2021-04-14)Simultaneous satisfaction of both thermal and visual comfort in buildings may be a challenging task. Therefore, this paper suggests a comprehensive framework for the building energy optimization process integrating ... -
CFD study on the effect of Archimedes number and heating rate on the thermal stratification of aventilated office
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa (Chapter; Peer reviewed, 2018)This paper dealt with simulating a typical occupied office equipped with displacement ventilation using CFD method. The STAR-CCM+ commercial software was employed for performing the simulations in order to analyze the trend ... -
Characteristics of Viscosity of a Scale Inhibitor: An Experimental Study
Gamst, Sindre Kalstad; Salo, Espen Fanøy; Eide, Eirik Smith; Madessa, Habtamu Bayera; Chaudhuri, Arnab (Peer reviewed; Journal article, 2023) -
Dimensjonering og optimalisering av CO2-varmepumpeanlegg
Kjellesvik, Emil Mikael Weiseth; Håkon, Haglund Norstrand (Bachelor thesis, 2018-05-23)Denne oppgaven har tatt for seg hvordan en CO2-varmepumpe kan brukes til rom- og tappevannsoppvar-ming. Det er utarbeidet to skript i Engineering Equation Solver der det er simulert drift under ulike forhold og ved ... -
Experimental and numerical studies on thermal performance of an office cubicle having gypsum boards coated with PCM-enhanced spackling
Vik, Tor Arvid; Madessa, Habtamu Bayera; Chaudhuri, Arnab; Aamodt, Andreas; Phengphan, Chakkrit; Afriyie, Ebenezer Twumasi (SINTEF Proceedings;No 5, Journal article; Peer reviewed, 2020)PCM enhanced wallboards on internal surfaces of building spaces is an attractive solution for improvement of thermal performance in buildings. This work deals with using a novel spackling compound as a primer coating ... -
Life cycle analysis of GHG emissions from the building retrofitting: The case of a Norwegian office building
Rabani, Mehrdad; Madessa, Habtamu Bayera; Ljungström, Malin; Aamodt, Lene; Løvvold, Sandra; Nord, Natasa (Building and Environment;Volume 204, 15 October 2021, 108159, Peer reviewed; Journal article, 2021-07-16)Through a systematic study, this paper conducted a life cycle assessment (LCA) consisting of evaluation of both embodied and operational emissions of different building retrofitting scenarios for a typical office building, ... -
Minimizing delivered energy and life cycle cost using Graphical script: An office building retrofitting case
Rabani, Mehrdad; Madessa, Habtamu Bayera; Mohseni, Omid; Nord, Natasa (Applied Energy;Volume 268, 15 June 2020, 114929, Journal article; Peer reviewed, 2020-04-21)Selecting the most cost-effective retrofit interventions to achieve a significant reduction of energy use and CO2 emissions in the building sectors is challenging, because a large number of possible retrofitting options ... -
On the Energy Performance of Micro-Encapsulated Phase Change Material Enhanced Spackling with Night Ventilation
Aamodt, Andreas; Chaudhuri, Arnab; Madessa, Habtamu Bayera; Vik, Tor Arvid (Applied Sciences;volume 11, issue 4, Peer reviewed; Journal article, 2021-02-06)Phasechangematerial(PCM)isanattractivesolutionforimprovementofthermalperfor- mance in buildings, and have excited a vast amount of research in recent years. There are however practical challenges with ensuring adequate ... -
Parametric analysis of ground source heat pump system for heating of office buildings in Nordic climate
Rabani, Mehrdad; Madessa, Habtamu Bayera; Torgersen, Jørgen; Nord, Natasa (BuildSIM-Nordic 2020: Selected papers;, Conference object, 2020)This paper presents a sensitivity analysis followed by an optimization to improve the performance of a ground source heat pump (GSHP) system for an office building located in Norway, for Oslo, Stavanger, and Tromsø climatic ... -
Parametric Study of a Vertically Configured Ground Source Heat Pump System
Madessa, Habtamu Bayera; Berre, Torgeir; Bye, Pål Fredrik Skotheim; Abrahamsen, Erlend (Journal article; Peer reviewed, 2017)Ground source heat pumps are being common in western countries in order to reduce the primary energy consumption and the corresponding greenhouse gas emissions associated with heating and cooling of buildings. In this ... -
Performance analysis of a solar thermal system coupled with a ground source heat pump in Nordic conditions
Wilberg, Sandra Fransson; Madessa, Habtamu Bayera; Chaudhuri, Arnab (E3S Web of Conferences;, Peer reviewed; Journal article, 2022)The main objective of this work is to investigate the energy and exergy performance of a solar assisted ground source heat pump for a school building designed according to Norwegian passive house standard. The system is ... -
Performance analysis of an active diffuser in mixing ventilation for cell office by using numerical approach
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa; Schild, Peter (E3S Web of Conferences;Volume 111 (2019), Journal article; Peer reviewed, 2019)Energy efficiency in buildings is nowadays considered as an essential step to reduce CO2 emissions and energy utilization. At the same time, new technologies such as building space heating using active air heating has ... -
Performance analysis of roof-mounted photovoltaic systems The case of a Norwegian residential building
Madessa, Habtamu Bayera (Energy Procedia;83, Journal article; Peer reviewed, 2015-12)Currently, the application of solar Photovoltaic (PV) systems on energy efficient buildings such as passive house, zero energy building (ZEB) and net-positive energy building (NPEB) is becoming increasingly attractive, ... -
Performance assessment of all-air heating in an office cubicle equipped with an active supply diffuser in a cold climate
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa; Schild, Peter; Mysen, Mads (Building and Environment;Volume 156, June 2019, Pages 123-136, Journal article; Peer reviewed, 2019-04-12)Low-temperature space heating systems play a prominent role in improving the indoor air quality (IAQ) and thermal comfort of energy efficient buildings in cold-climate countries such as Norway. All-air heating (AAH) systems ... -
Recent progress in the application of energy technologies in Large-Scale building Blocks: A State-of-the-Art review
Madessa, Habtamu Bayera; Shakerin, Mohammad; Helberg Reinskau, Espen; Rabani, Mehrdad (Peer reviewed; Journal article, 2024)The transition to clean and sustainable energy systems in the building sector is vital to reduce global greenhouse gas emissions. In this regard, shifting the focus from single buildings to clusters of buildings, such as ... -
Selection and Performance Prediction of a Pump as a Turbine for Power Generation Applications
Abdulbasit, Nasir; Dribssa, Edessa; Misrak, Girma; Madessa, Habtamu Bayera (Peer reviewed; Journal article, 2023)The high price of purpose-made turbines always represents an active challenge when utilizing pico- and micro-hydropower resources. Pumps as turbines (PATs) are a promising option to solve the problem. However, the selection ... -
A state-of-art review of retrofit interventions in buildings towards nearly zero energy level
Rabani, Mehrdad; Madessa, Habtamu Bayera; Nord, Natasa (Journal article; Peer reviewed, 2017)Unmistakably, buildings retrofitting brings the possibilities to reduce energy use and greenhouse gas emissions. However, selecting specific retrofit strategies is complex and requires careful planning. There are already ... -
Thermal Performance of an Office Cubicle Integrated with a Bio-based PCM: Experimental Analyses
Vik, Tor Arvid; Madessa, Habtamu Bayera; Aslaksrud, Petter; Folkedal, Eirik; Øvrevik, Ottar S. (Journal article; Peer reviewed, 2017)Phase change materials (PCM) have the potential to enhance the energy performance and thermal comfort of buildings. The main purpose of this work is to investigate the thermal performance and indoor climate benefits of ...