Explanipedia

A product data network to enable faster, easier, and better planning of building envelopes Open

Christoph Mäurer, Simon Wacker, Bruno Bueno, Jacob C. Jonsson, H. Lamy , et al. · 2025

The building envelopes contributes significantly to the energy-efficiency of the building. Building performance simulation has made it possible to compare façade technologies regarding energy demand, daylighting, thermal and visual comfort…

Component-based SHGC determination of BIPV glazing for product comparison Open

Helen Rose Wilson, Tilmann E. Kuhn, Hisashi Ishii, Daniel Valencia-Caballero, Nuria Martín-Chivelet , et al. · 2024

Component-Based Shgc Determination of Bipv Glazing for Product Comparison Open

Helen Rose Wilson, Tilmann E. Kuhn, Hisashi Ishii, Daniel Valencia-Caballero, Nuria Martín-Chivelet , et al. · 2024

Life-cycle cost assessment of photovoltaic facade panels Open

Karoline Fath, Andreas M. Hartmann, Helen Rose Wilson, Claudia Hemmerle, Tilmann E. Kuhn , et al. · 2022

In this paper a BIPV façade and a conventional façade are compared according to their economic profitability (life-cycle cost assessment) and their ecological impact (electricity yield and CO2 emissions saved by the photovoltaic generation…

Implementation and application of a new bi-directional solar modelling method for complex facades within the ESP-R building simulation program Open

Francesco Frontini, Tilmann E. Kuhn, Sebastian Herkel, Paul Strachan, Georgios Kokogiannakis · 2022

This paper provides an overview of a new method for modelling the total solar energy transmittance. It is implemented in the ESP-r building simulation program to model complex façades such as double glazed façades with external, internal o…

Solarvalley-BIPV: Ertrags- und Wirtschaftlichkeitsanalyse von BIPV-Anlagen mit CIGS-Modulen Open

Helen Rose Wilson, Wendelin Sprenger, A. Kröger-Vodde, Karoline Fath, Mirjam Münch , et al. · 2022

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Angular divergence of solar simulators and its impact on the measured Solar Heat Gain Coefficient of fenestration systems Open

Bruno Bueno, Roland Schregle, Helen Rose Wilson, Ulrich Amann, Tilmann E. Kuhn · 2022

The solar protection feature of shading devices is characterized by the Solar Heat Gain Coefficient (SHGC) or g-value. Given their complex light-scattering properties, it is advisable to test innovative shading devices calorimetrically in …

Angular divergence of solar simulators and its impact on the measured Solar Heat Gain Coefficient of fenestration systems Open

Bruno Bueno, Roland Schregle, Helen Rose Wilson, Ulrich Amann, Tilmann E. Kuhn · 2022

<p>The solar protection feature of shading devices is characterized by the Solar Heat Gain Coefficient (SHGC) or g-value. Given their complex light-scattering properties, it is advisable to test innovative shading devices calori…

Comparing performance of discomfort glare metrics in high and low adaptation levels Open

Geraldine Quek, Jan Wienold, Mandana Sarey Khanie, Evyatar Erell, Eran Kaftan , et al. · 2021

The MorphoColor Concept for Colored Photovoltaic Modules Open

Benedikt Bläsi, Thomas Kroyer, Tilmann E. Kuhn, Oliver Höhn · 2021

We introduce a photonic color concept for integrated photovoltaic modules. Taking up the inspiration from the Morpho butterfly with its brightly colored wings, we developed this photonic concept further to achieve an improved angular indep…

Design and Experimental Proof-of-concept of a Façade-integrated Solar Thermal Venetian Blind with Heat Pipes Open

Simon Frederik Haeringer, Paul-Rouven Denz, Puttakhun Vongsingha, Bruno Bueno, Tilmann E. Kuhn , et al. · 2021

Solar thermal venetian blinds (STVB) pursue the goal of reducing the primary energy demand of buildings with highly transparent façades during operation. They can provide solar control and daylighting functions and at the same time functio…

Review of technological design options for building integrated photovoltaics (BIPV) Open

Tilmann E. Kuhn, Christof Erban, Martin Heinrich, Johannes Eisenlohr, Frank Ensslen , et al. · 2020

This paper reviews and analyzes technological design options, which have become available to date for BIPV systems on roofs and facades, independently of specific products or building projects. This means that this survey does not analyze …

Rule-Based Views and Linked Building Data for Efficient Planning Processes Open

Christoph A. Maurer, Dorothea Wagner, Julian Wengzinek, Uwe Rüppel, Wendelin Sprenger , et al. · 2020

Why are real construction projects still so seldomly assisted by building simulations? Within the research project SolConPro, a new and detailed investigation of the current digitalization processes in construction has been performed. Base…

Self-commissioning glare-based control system for integrated venetian blind and electric lighting Open

Ali Motamed, Bruno Bueno, Laurent Deschamps, Tilmann E. Kuhn, Jean‐Louis Scartezzini · 2020

Cross-validation and robustness of daylight glare metrics Open

Jan Wienold, Tatsuya Iwata, Mandana Sarey Khanie, Evyatar Erell, Eran Kaftan , et al. · 2019

This study evaluates the performance and robustness of 22 established and newly proposed glare prediction metrics. Experimental datasets of daylight-dominated workplaces in office-like test rooms were collected from studies by seven resear…

Methodology and Tool for the Electrical Layout of BIPV-Modules with Novel Design Features Open

Tilmann E. Kuhn, Martin Heinrich, Leah Schafer, A. Mondon, S. Gasparotto , et al. · 2019

For photovoltaic systems that are integrated into buildings (building-integrated photovoltaics, BIPV), the aesthetical properties are crucial. While PV-modules based on (pseudo-)square crystalline silicon solar cells feature a geometricall…

Modeling of facade elements with switchable U-value Open

Thibault Pflug, Nikolaus Nestle, Tilmann E. Kuhn, Monica Siroux, Christoph Mäurer · 2018

BauSIM2018 - 7. Deutsch-Osterreichische IBPSA-Konferenz : 26.-28. September 2018, Karlsruhe, Germany ; Tagungsband Open

Johannes Eisenlohr, Christian Eller, Uwe Rüppel, Christian Leifgen, Marouane Boudhaim , et al. · 2018

According to the Building Information Modeling (BIM) methodology, all participants must be provided with the information relevant to their tasks in the required level of detail at the appropriate time. In the future, the amount of detailed…

COMPARISON OF LUMINANCE BASED METRICS IN DIFFERENT LIGHTING CONDITIONS Open

Jan Wienold, Tilmann E. Kuhn, Jens Christoffersen, Mandana Sarey Khanie, Marilyne Andersen · 2018

In this study, we evaluate established and newly developed metrics for predicting glare using data from three different research studies. The evaluation covers two different targets: 1. How well the user’s perception of glare magnitude cor…

Daylight in the Built Environment Open

Judit Solt, Mpj Mariëlle Aarts, Marilyne Andersen, Siegrun Appelt, Magali Bodart , et al. · 2017

Relatively recent cultural and technological changes, particularly in Westernized societies, have led to habitat and lifestyle shifts that have gradually estranged us from daylight. Although human beings are resilient and appear able to co…

Machine-code functions in BIM for cost-effective high-quality buildings Open

Christoph Mäurer, Wendelin Sprenger, Steffen Franz, Marouane Boudhaim, Jan Lodewijks , et al. · 2017

Potential analysis of a new removable insulation system Open

Thibault Pflug, Bruno Bueno, Monica Siroux, Tilmann E. Kuhn · 2017

Progress in building-integrated solar thermal systems Open

Christoph Mäurer, Christoph Cappel, Tilmann E. Kuhn · 2017

Solar building envelopes are attracting increasing interest. Building-integrated solar thermal (BIST) systems are one of the subgroups of solar building envelopes. This paper summarizes the most important contributions of recent years and …

Modelling of active solar building envelopes for cost-effective evaluation Open

Christoph Mäurer, Tilmann E. Kuhn · 2017

Active building envelopes have provided cost reductions of 40% compared to the separate installation of solar collectors on a building envelope. However, solar building envelopes are more complex than conventional building envelopes due to…

State of the art of advanced solar control devices for buildings Open

Tilmann E. Kuhn · 2017

Annual glare evaluation for fabrics Open

Jan Wienold, Tilmann E. Kuhn, Jens Christoffersen, Marilyne Andersen · 2017

Although fabrics are widely used as shading devices, reliable simulation models are rather rare and therefore the choice of a fabric with appropriate material characteristics is difficult. This paper presents a simulation model, which can …

Morpho Butterfly Inspired Coloured BIPV Modules Open

Tilmann E. Kuhn, U. Eitner, C Ferrara, M. Wiese, Oliver Höhn , et al. · 2017

In order to support acceptance and attractivity of building integrated PV (BIPV), there is a rapidly increasing demand for coloured PV modules. Especially, architects and building planners wish an individual colour choice, saturated colors…

Komplettcharakterisierung der winkelselektiven Photovoltaik‐Verglasung PVShade® Open

Helen Rose Wilson, Wendelin Sprenger, Karoline Fath, Christof Erban, Tilmann E. Kuhn · 2016

Seit Sommer 2013 bieten 15 m2 winkelselektive PVShade®‐Verglasungen im Brüstungsbereich eines Seminarraums am Fraunhofer‐Institut für Solare Energiesysteme ISE in Freiburg saisonalen Sonnenschutz und selektive Durchsicht und erzeugen Strom…

Indoor environment in retrofitted offices equipped with radiant ceiling panels Open

Sabina Jordan, Jože Hafner, Tilmann E. Kuhn, Andraž Legat, Martina Zbašnik-Senegačnik · 2016

The indoor environment in retrofitted pilot demonstration offices, equipped with advanced radiant ceiling panels that were used for heating and cooling, is evaluated in the paper. Comprehensive analyses based on various sets of real case m…

Glare Caused By Contrast Between Task And Immediate Surround: An Evaluation Of Luminance Distribution In The Field Of View Open

P. Hansen, Mandana Sarey Khanie, Tilmann E. Kuhn, Jens Christoffersen, Jan Wienold , et al. · 2016

Luminance ratios have historically been used to assess glare. Using data from a previous experiment, this exploratory study investigates the relationship between luminance variations in the field of view (FOV), measured as luminance ratios…

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