Blar i NTNU Open på forfatter "Jelle, Bjørn Petter"
-
The Influence of Icephobic Nanomaterial Coatings on Solar Cell Panels at High Latitudes
Manni, Mattia; Failla, Maria Chiara; Nocente, Alessandro; Lobaccaro, Gabriele; Jelle, Bjørn Petter (Peer reviewed; Journal article, 2022)Solar energy’s penetration at high latitudes has been boosted during recent years, but snow deposits during the winter still limit its exploitation. Therefore, various solutions for snow removal, such as icephobic coatings, ... -
Influence of Shell Materials on the Optical Performance of VO2 Core-Shell Nanoparticle-Based Thermochromic Films
Xie, Yinmo; Zhao, Xinpeng; Alex Mofid, Sohrab; Tan, Jianyu; Jelle, Bjørn Petter; Yang, Ronggui (Journal article, 2021)VO2 nanoparticle–based thermochromic films have shown great promise for applications in smart windows because of their relatively high luminous transmittance and solar modulation ability. To improve the lifetime of VO2 ... -
Innkapslede vakumisolasjonspaneler til bruk i bygninger. -Eksperimentelle bestandighetstester og stratergier for rehabilitering
Wærnes, Elisabeth Gaal (Master thesis, 2013)Vacuum insulation panels (VIPs) are a high-performance thermal insulation solution, which offer a much higher heat resistance than traditional insulation materials. Thus, is enabling a reduction in thickness of the building ... -
Insulating and Strength Properties of an Aerogel-Incorporated Mortar Based on UHPC Formulations
Ng, Serina; Sandberg, Linn Ingunn Christie; Jelle, Bjørn Petter (Journal article; Peer reviewed, 2015)With the increasing attention towards energy-efficient and zero emission buildings, improvement to concrete properties is becoming more and more significant in construction and building sectors. One such area is to enhance ... -
Insulating Glazing Units with Silica Aerogel Granules: The Impact of Particle Size
Gao, Tao; Jelle, Bjørn Petter; Ihara, Takeshi; Gustavsen, Arild (Journal article; Peer reviewed, 2014)Innovative glazing units with improved thermal and optical performance are important for energy saving in buildings. In this work, light diffusing and thermally insulating aerogel glazing units (AGUs) have been assembled ... -
Integration of Life Cycle Assessment in the Design of Hollow Silica Nanospheres for Thermal Insulation Applications
Schlanbusch, Reidun Dahl; Jelle, Bjørn Petter; Sandberg, Linn Ingunn Christie; Fufa, Selamawit Mamo; Gao, Tao (Journal article; Peer reviewed, 2014)New materials represent an important part of the strategy towards reduced emissions in the building industry. The relative importance of the embodied energy and carbon footprint from the material production in building ... -
Interior insulation retrofit of a historical brick wall using vacuum insulation panels: Hygrothermal numerical simulations and laboratory investigations
Johansson, Pär; Geving, Stig; Hagentoft, Carl-Eric; Jelle, Bjørn Petter; Rognvik, Egil; Kalagasidis, Angela Sasic; Time, Berit (Journal article; Peer reviewed, 2014)Old listed buildings need to be retrofitted to reduce the energy use for heating. The possible thickness of the insulation layer is limited by the existing construction. Vacuum insulation panels (VIPs) require less thickness ... -
Investigations of 6-pane Glazing: Properties and Possibilities
Kralj, Aleš; Drev, Marija; Žnidaršič, Matjaž; Černe, Boštjan; Hafner, Jože; Jelle, Bjørn Petter (Journal article; Peer reviewed, 2019)Today there is increasing interest and demand for energy savings in the building sector. Windows still represent a weak point in the building envelope with respect to thermal performance due to thermal losses from the ... -
Investigations of Accelerated Climate Aged Wood Substrates by Fourier Transform Infrared Radiation Material Characterization
Jelle, Bjørn Petter; Rüther, Petra; Hovde, Per Jostein (Journal article; Peer reviewed, 2012)Fourier transform infrared (FTIR) material characterization by applying the attenuated total reflectance (ATR) experimental technique represents a powerful measurement tool. The ATR technique may be applied on both solid ... -
Key Elements of and Materials Performance Targets for Highly Insulating Window Frames
Gustavsen, Arild; Grynning, Steinar; Arasteh, Dariush; Jelle, Bjørn Petter; Goudey, Howdy (Journal article; Peer reviewed, 2011)The thermal performance of windows is important for energy efficient buildings. Windows typically account for about 30–50 percent of the transmission losses though the building envelope, even if their area fraction of the ... -
Large-Scale Experimental Wind-Driven Rain Exposure Investigations of Building Integrated Photovoltaics
Breivik, Christer; Jelle, Bjørn Petter; Time, Berit; Holmberget, Øystein; Nygård, John Simen Seeberg; Bergheim, Einar; Dalehaug, Arvid (Journal article; Peer reviewed, 2013)Building integrated photovoltaics (BIPVs) are photovoltaic materials that replace conventional building materials in parts of the building envelopes, such as roofs or facades, i.e. the BIPV system serves dual purposes, as ... -
Life cycle assessment of building integrated photovoltaics for Zero Emission Buildings
Arefayne, Trhas Asmelash (Master thesis, 2015)In this thesis the life cycle of a building integrated PVs has been evaluated to estimate the life cycle CO2 emissions and other relevant impact categories of multi and mono-si wafers. The environmental impact for producing ... -
Lightweight and Thermally Insulating Aerogel Glass Materials
Gao, Tao; Jelle, Bjørn Petter; Gustavsen, Arild; He, Jianying (Journal article; Peer reviewed, 2014)Glass represents an important and widely used building material, and crucial aspects to be addressed include thermal conductivity, visible light transmittance, and weight for windows with improved energy efficiency. In ... -
Low-Emissivity Materials for Building Applications: A State-of-the-Art Review and Future Research Perspectives
Jelle, Bjørn Petter; Kalnæs, Simen Edsjø; Gao, Tao (Journal article; Peer reviewed, 2015)Low-emissivity (low-e) materials can be used in order to reduce energy usage in both opaque and transparent areas of a building. The main focus for low-e materials is to reduce the heat transfer through thermal radiation. ... -
Measurement of the convective moisture transfer coefficient from porous building material surfaces applying a wind tunnel method
Talev, Goce; Jelle, Bjørn Petter; Næss, Erling; Gustavsen, Arild; Thue, Jan Vincent (Journal article; Peer reviewed, 2013)This article presents results for the average convective moisture transfer coefficients of several porous building material samples exposed to airflow. The experimental measurements explore the effect of the various air ... -
Measurements of ionic liquids thermal conductivity and thermal diffusivity
Zhao, Yansong; Zhen, Yingpeng; Jelle, Bjørn Petter; Boström, Tobias (Journal article; Peer reviewed, 2017)Thermal conductivity and thermal diffusivity of ionic liquids (ILs) are investigated in this work. A hot disk method for ILs thermal conductivity and thermal diffusivity measurement is utilized. Firstly, the thermal ... -
Monodisperse Hollow Silica Nanospheres for Nano Insulation Materials: Synthesis, Characterization, and Life Cycle Assessment
Gao, Tao; Jelle, Bjørn Petter; Sandberg, Linn Ingunn Christie; Gustavsen, Arild (Journal article; Peer reviewed, 2013)The application of manufactured nanomaterials provides not only advantages resulting from their unique properties but also disadvantages derived from the high energy use and CO2 burden related to their manufacture, operation, ... -
Multi-Functional Building Envelopes: Key Properties, State-of-the-Art Technologies and Visions for the Future
Hamm, Mathieu Daniel (Master thesis, 2012)A broad and original definition of the building envelope is given as a shelter aiming at controlling various fluxes in the building. This paper reviews the underlying key properties ruling the phenomena enabling the ... -
Nano Insulation Materials Exploiting the Knudsen Effect
Jelle, Bjørn Petter; Alex Mofid, Sohrab; Gao, Tao; Grandcolas, Mathieu; Sletnes, Malin; Sagvolden, Espen (Journal article; Peer reviewed, 2019)As the world's focus is turned even stronger toward miscellaneous energy efficiency and saving aspects, the development of new high-performance thermal insulation materials for building applications will play an important ... -
Nano Insulation Materials: Synthesis and Life Cycle Assessment
Gao, Tao; Sandberg, Linn Ingunn Christie; Jelle, Bjørn Petter (Journal article; Peer reviewed, 2014)The application of manufactured nanomaterials provides not only advantages resulting from their unique properties, but also disadvantages derived from the possible high energy use and CO2 burden related to their manufacture, ...