Blar i Institutt for arkitektur og teknologi på forfatter "Grynning, Steinar"
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Advanced transparent facades: market available products and associated challenges in building performance simulation
Taveres-Cachat, Ellika; Grynning, Steinar; Almas, Oddvar; Goia, Francesco (Journal article; Peer reviewed, 2017)The starting point of this study is to provide a non-exhaustive overview of relevant transparent advanced facade technologies available on the market and suited to Nordic climates. A corresponding literature review is ... -
Aging effects on thermal properties and service life of vacuum insulation panels
Wegger, Erlend; Jelle, Bjørn Petter; Sveipe, Erland; Grynning, Steinar; Gustavsen, Arild; Baetens, Ruben; Thue, Jan Vincent (Journal article; Peer reviewed, 2011)Vacuum insulation panels (VIPs) represent a high-performance thermal insulation material solution offering an alternative to thick wall sections and large amounts of traditional insulation in modern buildings. Thermal ... -
Automatic vs Manual Control Strategy for Window Blinds and Ceiling Lights: Consequences to Perceived Visual and Thermal Discomfort
Lolli, Nicola; Nocente, Alessandro; Brozovsky, Johannes; Woods, Ruth; Grynning, Steinar (Journal article; Peer reviewed, 2019)A case study to evaluate the occupants' satisfaction in relation to two different control strategies (fully automatic and manual) for blind and ceiling lights use in cell offices was carried on in Trondheim, Norway. A group ... -
Balancing competing parameters in search of optimal configurations for a fix louvre blade system with integrated PV
Cachat, Ellika Traveres; Bøe, Kristian; Lobaccaro, Gabriele; Goia, Francesco; Grynning, Steinar (Journal article; Peer reviewed, 2017)In this paper, a parametric analysis of the configuration of a fix louvre-blade system with integrated PV coating is presented. The study evaluates different exploitations of solar energy focusing on the competing functions ... -
CFD Study of Diffuse Ceiling Ventilation through Perforated Ceiling Panels
Nocente, Alessandro; Arslan, Tufan; Grynning, Steinar; Goia, Francesco (Peer reviewed; Journal article, 2020)Diffuse Ceiling Ventilation (DCV) is a promising concept to address internal air quality and thermal comfort requirements in contemporary buildings. Sound-absorbing perforated ceiling panels are common in office rooms and ... -
Computational Fluid Dynamics Study of a Diffuse Ceiling Ventilation System through Sound-absorbing Ceiling Panels
Nocente, Alessandro; Grynning, Steinar; Mathisen, Hans Martin; Goia, Francesco (Chapter, 2018)The Diffuse Ceiling Ventilation (DCV) is one of the promising concepts to satisfy ventilation and thermal comfort requirements in modern buildings. This solution allows the injection of a high amount of ventilation air at ... -
Dynamic thermal performance of a PCM window system:characterization using large scale measurements
Grynning, Steinar; Goia, Francesco; Time, Berit (Peer reviewed; Journal article, 2015)Introdution of more dynamic building envelope components have been done throughout the last decades in order to try to increase indoor thermal comfort and reduce energy need in buildings for both temperature and light ... -
Gas-filled panels for building applications: A state-of-the-art review
Baetens, Ruben; Jelle, Bjørn Petter; Gustavsen, Arild; Grynning, Steinar (Journal article; Peer reviewed, 2010)With their thermal conductivity down to 10 mW/(mK), gas-filled panels (GFPs) are regarded as possible high performance thermal insulating solutions for building applications. However, thermal conductivities of respectively ... -
Hot Box Investigations and Theoretical Assessments of Miscellaneous Vacuum Insulation Panel Configurations in Building Envelopes
Grynning, Steinar; Jelle, Bjørn Petter; Uvsløkk, Sivert; Gustavsen, Arild; Baetens, Ruben; Caps, Ronald; Meløysund, Vivian (Journal article; Peer reviewed, 2011)Vacuum insulation panels (VIPs) are regarded as one of the most promising existing high performance thermal insulation solutions on the market today as their thermal performance typically range 5—10 times better than ... -
Impact of convection on thermal performance of aerogel granulate glazing systems
Ihara, Takeshi; Grynning, Steinar; Gao, Tao; Gustavsen, Arild; Jelle, Bjørn Petter (Journal article; Peer reviewed, 2015)Among currently available window systems, aerogel granulate glazing systems are considered promising for achieving good thermal and visual comfort in buildings. In aerogel granulate glazing systems, it is important to ... -
Improving Thermal Insulation of Timber Frame Walls by Retrofitting with Vacuum Insulation Panels – Experimental and Theoretical Investigations
Sveipe, Erland; Jelle, Bjørn Petter; Wegger, Erlend; Uvsløkk, Sivert; Grynning, Steinar; Thue, Jan Vincent; Time, Berit; Gustavsen, Arild (Journal article; Peer reviewed, 2011)Many of the Norwegian buildings from the 1960s–1980s with timber frame walls are ready for retrofitting. Retrofitting of these buildings with vacuum insulation panels (VIPs) may be performed without significant changes to ... -
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 ... -
Perspective of Aerogel Glazings in Energy Efficient Buildings
Gao, Tao; Ihara, Takeshi; Grynning, Steinar; Jelle, Bjørn Petter; Lien, Anne Gunnarshaug (Journal article; Peer reviewed, 2016)The application perspective of aerogel glazings in energy efficient buildings has been discussed by evaluating their energy efficiency, process economics, and environmental impact. For such a purpose, prototype aerogel ... -
Possibilities for characterization of a PCM window system using large scale measurements
Grynning, Steinar; Goia, Francesco; Rognvik, Egil; Time, Berit (Journal article; Peer reviewed, 2013)The introduction of dynamic envelope components and systems can have a significant reduction effect on heating and cooling demands. In addition, it can contribute to reduce the energy demand for artificial lighting by ... -
Responsive building envelope concepts in zero emission neighborhoods and smart cities - A roadmap to implementation
Taveres-Cachat, Ellika; Grynning, Steinar; Thomsen, Judith; Selkowitz, Stephen (Journal article; Peer reviewed, 2019)Designing a zero emission neighborhood (ZEN) from an energy point of view, has the benefit of distributing loads over time by creating a mosaic of buildings which individually may not have a zero emission balance, but reach ... -
Robustness Classification of Materials, Assemblies and Buildings
Jelle, Bjørn Petter; Sveipe, Erland; Wegger, Erlend; Gustavsen, Arild; Grynning, Steinar; Thue, Jan Vincent; Time, Berit; Lisø, Kim Robert (Journal article; Peer reviewed, 2014)Reliable methods are needed for classifying the robustness of buildings and building materials for many reasons, including ensuring that constructions can withstand the climate conditions resulting from global warming, ... -
Simulation and control of shading systems for glazed facades
Chaudhary, Gaurav; Goia, Francesco; Grynning, Steinar (Journal article; Peer reviewed, 2019)This paper presents a simulation study on the use of shading devices in highly glazed facades in the context of zero emission buildings (ZEB) located in a Nordic climatic context. Shading devices have the task to control ... -
Solar efficiency index of building envelopes and load matching in low energy buildings
Taveres-Cachat, Ellika; Goia, Francesco; Grynning, Steinar (Chapter, 2018)Net-zero energy buildings oftentimes rely on solar-based building integrated technologies to offset energy use and achieve their goals. However, the value of a particular system is difficult to assess given that these ... -
Solar shading control strategies in cold climates - Heating, cooling demand and daylight availability in office spaces
Grynning, Steinar; Time, Berit; Matusiak, Barbara Szybinska (Journal article; Peer reviewed, 2014)Modern office buildings often have large glazed areas. Incident solar radiation can lead to large cooling demands during hot periods although the solar radiation can help reduce heating demands during cool periods. Previous ... -
Temperature and thermal comfort in office spaces: measurements vs. simulations
Lolli, Nicola; Brozovsky, Johannes; Nocente, Alessandro; Grynning, Steinar (Chapter, 2019)A deviation between the calculated and the measured data of energy use in buildings (known as performance gap) has been extensively reported. The aim of this study is to identify the underlying causes of the deviation ...