Blar i SINTEF Open på forfatter "Sørensen, Åse Lekang"
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Measurement of domestic hot water consumption in hotel rooms with different basin and shower mixing taps
Walnum, Harald Taxt; Stråby, Karolina; Sørensen, Åse Lekang (Peer reviewed; Journal article, 2021)Domestic Hot Water (DHW) production constitutes a significant proportion of the energy demand of modern buildings, and as the building envelope is improved the share increases. This article shows results from a measurement ... -
A method for generating complete EV charging datasets and analysis of residential charging behaviour in a large Norwegian case study
Sørensen, Åse Lekang; Sartori, Igor; Lindberg, Karen Byskov; Andresen, Inger (Peer reviewed; Journal article, 2023)Electric vehicles (EVs) are part of the solution to achieve global carbon emissions reduction targets, and the number of EVs is increasing worldwide. Increased demand for EV charging can challenge the grid capacity of power ... -
Opportunities for Local Energy Supply in Norway: A Case Study of a University Campus Site
Backe, Stian; Sørensen, Åse Lekang; Pinel, Dimitri; Clauß, John; Lausselet, Carine (Conference object; Journal article; Peer reviewed, 2019)Neighbourhoods can contribute to climate change mitigation by supplying and/or facilitating renewable energy sources (RES). In this context, we evaluate opportunities related to the energy system of a Norwegian university ... -
Pilot Building Powerhouse Kjørbo. As Built Report
Sørensen, Åse Lekang; Andresen, Inger; Walnum, Harald Taxt; Alonso, Maria Justo; Fufa, Selamawit Mamo; Jenssen, Bjørn; Rådstoga, Olav; Hegli, Tine; Fjeldheim, Henning (ZEB Project report;35, Research report, 2017)Powerhouse Kjørbo, located in Sandvika near Oslo, consists of two office blocks from the 1980´s that have been upgraded to energy-efficient and modern offices. The Powerhouse goal is that the refurbished buildings over ... -
Pipe sizing based on domestic hot water consumption in Norwegian hotels, nursing homes, and apartment buildings
Stråby, Karolina; Walnum, Harald Taxt; Sørensen, Åse Lekang (Journal article; Peer reviewed, 2019)Sizing of domestic hot water pipes are to a large extent based on calculations of peak flow rate according to current guidelines. This article compares detailed field measurements of peak flow rates in Norwegian hotels, ... -
Prediction of DHW energy use in a hotel in Norway
Ivanko, Dmytro; Nord, Natasa; Sørensen, Åse Lekang; Sartori, Igor; Plesser, Thale Sofie Wester; Walnum, Harald Taxt (Journal article; Peer reviewed, 2019)Domestic hot water (DHW) systems are significant consumers of energy in buildings. This article is dedicated to hourly and daily DHW energy use modeling, with the aim of achieving energy savings in buildings. The methods ... -
Preliminary toolkit for goals and KPIs
Walnum, Harald Taxt; Sørnes, Kari; Mysen, Mads; Sørensen, Åse Lekang; Almås, Anders-Johan (PI-SEC;, Research report, 2017)PI-SEC er et norsk forskningsprosjekt som påløper i tidsrommet april 2016 til mars 2019. Prosjektet er finansiert av Norges forskningsråd. PI-SEC står for "Planning Instruments for Smart Energy Communities", og prosjektet ... -
Residential electric vehicle charging datasets from apartment buildings
Sørensen, Åse Lekang; Lindberg, Karen Byskov; Sartori, Igor; Andresen, Inger (Peer reviewed; Journal article, 2021)This data article refers to the paper "Analysis of residential EV energy flexibility potential based on real-world charging reports and smart meter data" [1]. The reported datasets deal with residential electric vehicle ... -
Selecting the model and influencing variables for DHW heat use prediction in hotels in Norway
Ivanko, Dmytro; Sørensen, Åse Lekang; Nord, Natasa (Peer reviewed; Journal article, 2020)Domestic hot water heat use prediction modelling is an important instrument for increasing energy efficiency in many buildings. This article addressed hourly domestic hot water heat use prediction, using a Norwegian hotel ... -
Smart EV charging systems for Zero Emission Neighbourhoods
Sørensen, Åse Lekang; Jiang, Shanshan; Torsæter, Bendik Nybakk; Völler, Steve (ZEN Report;5, Research report, 2018)The increased use of electric vehicles (EVs) calls for new and innovative solutions for charging infrastructure. At the same time, it is desirable to improve the energy flexibility of neighbourhoods. This paper presents ... -
Splitting measurements of the total heat demand in a hotel into domestic hot water and space heating heat use
Ivanko, Dmytro; Sørensen, Åse Lekang; Nord, Natasa (Peer reviewed; Journal article, 2020)To achieve more efficient energy use in buildings, space heating (SH) and domestic hot water (DHW) heat use should be analysed separately. Unfortunately, in many buildings, the heat meters measure the total heat use only, ... -
Stochastic load profile generator for residential EV charging
Sørensen, Åse Lekang; Westad, Maria Claire; Manrique Delgado, Benjamin; Lindberg, Karen Byskov (Peer reviewed; Journal article, 2022)Electric vehicle (EV) charging loads have an impact on the power grid, but also represent a potential for energy flexibility. There is a need for EV data to evaluate effects on the power grid and optimal EV charging ... -
Suksessfaktorer for økt bruk av solvarme
Hauge, Åshild Lappegard; Sørnes, Kari; Godbolt, Åsne Lund; Kristjansdottir, Torhildur; Sørensen, Åse Lekang; Fredriksen, Eyvind (SINTEF Notat;10, Research report, 2014)Hovedresultatene fra prosjektet «Suksessfaktorer for solvarme» Hovedmålet med prosjektet har vært å øke kunnskapen om solvarmeanlegg i Norge gjennom å samle brukererfaringer fra syv private solvarmeanlegg i Oslo-området. -
The Visund office building, Haakonsvern, Bergen. As-built report
Sørensen, Åse Lekang; Mysen, Mads; Andresen, Inger; Hårklau, Bjarte; Lunde, Arild (ZEB Project report;36, Research report, 2017)The Visund office building is a pilot project within the Research Centre on Zero Emission Buildings (ZEB) in Norway. The building has 2031 m2 of heated floor area and is located at Haakonsvern, about 15 km from the centre ... -
To biobaserte kraft-varmeanlegg. Forgassing på Campus Evenstad og biogass på Heimdal VGS
Sørensen, Åse Lekang (Conference object, 2016) -
ZEB Pilot Campus Evenstad. Administration and educational building. As-built report
Wiik, Marianne Rose Kjendseth; Sørensen, Åse Lekang; Selvig, Eivind; Cervenka, Zdena; Fufa, Selamawit Mamo; Andresen, Inger (ZEB Project report;36, Research report, 2017)This report describes the new ZEB Campus Evenstad pilot administration and educational building. The report summarizes and documents the as-built phase life cycle greenhouse gas (GHG) emissions of the administration and ... -
ZEB Pilot house Larvik (Multicomfort) AS-built
Sørensen, Åse Lekang (Conference object, 2016) -
ZEB pilot house Larvik. As Built Report
Sørensen, Åse Lekang; Andresen, Inger; Kristjansdottir, Torhildur; Amundsen, Harald; Edwards, Kristian (ZEB Project report;33, Research report, 2017)This report describes the ZEB pilot house Larvik, which was constructed during the autumn 2014. The ZEB pilot house is a two-storey single-family residential building situated near Larvik, Norway. The building was designed ... -
Zero emission office building in Bergen: Experiences from first year of operation
Sørensen, Åse Lekang; Mysen, Mads; Andresen, Inger; Hårklau, Bjarte; Lunde, Arild (Journal article; Peer reviewed, 2017)The Visund office building is a pilot project within the Research Centre on Zero Emission Buildings (ZEB) in Norway. The building has been in operation since January 2016. The design aimed at meeting the ZEB-criterion of ...