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1,137 Results Found

  • Review
  • Open Access
33 Citations
8,118 Views
34 Pages

A Review of Daylighting System: For Prototype Systems Performance and Development

  • Allen Jong-Woei Whang,
  • Tsai-Hsien Yang,
  • Zhong-Hao Deng,
  • Yi-Yung Chen,
  • Wei-Chieh Tseng and
  • Chun-Han Chou

25 July 2019

Daylighting systems make daylight illuminance possible, and the development of prototype daylighting systems can provide more efficient daylight illuminance. The purpose of this article is to review the development and performance of prototype daylig...

  • Concept Paper
  • Open Access
4 Citations
3,798 Views
19 Pages

1 March 2022

In this conceptual article we propose a framework for describing the experience of delightful daylighting in Nordic homes and a method to correlate it with an existing quantitative daylighting assessment. In contrast to earlier research on daylightin...

  • Article
  • Open Access
12 Citations
5,953 Views
16 Pages

10 February 2021

In this study, based on the current daylighting situation of a museum sculpture exhibition hall, the exhibition space is classified according to the daylighting requirements of the sculptures. Additionally, the daylighting pattern for the sculpture e...

  • Article
  • Open Access
6 Citations
3,906 Views
28 Pages

9 July 2023

This study aimed to promote the use of natural lighting in building designs to create a good lighting environment and to save energy. Dynamic daylight evaluation and analysis have become hot research topics due to the influence of outdoor light clima...

  • Article
  • Open Access
3 Citations
2,678 Views
25 Pages

3 August 2023

This paper presents the results of a study that developed improved inverse models to accurately predict the annual daylighting performance (sDA and lighting energy use) of various window configurations. This inverse model is an improvement over previ...

  • Article
  • Open Access
6 Citations
2,448 Views
22 Pages

Differences between Daylighting and Electric Lighting in Affective Response

  • Nuria Castilla,
  • Vicente Blanca-Giménez,
  • Carlos Pérez-Carramiñana and
  • Carmen Llinares

Humans are spending more time indoors than ever due to urbanisation and industrialisation, leading to higher electricity consumption in lighting systems. Recent research has demonstrated the significance of maintaining a balance between daylight and...

  • Article
  • Open Access
1 Citations
1,186 Views
19 Pages

Multidimensional Human Responses Under Dynamic Spectra of Daylighting and Electric Lighting

  • Yingjun Dong,
  • Guiyi Wu,
  • Jiaxin Shi,
  • Qingxuan Liang,
  • Zhipeng Cui and
  • Peng Xue

23 June 2025

The luminous environment, shaped by daylight and electric light, significantly influences visual performance, physiological responses, and perceptual experiences. While these light sources are often perceived as distinct due to their differing effect...

  • Article
  • Open Access
7 Citations
3,022 Views
21 Pages

Mitigation of post-occupancy building energy consumption has resulted in the change of building design to utilise ambient weather factors for indoor thermal conditioning and lighting. This has increased the construction of new buildings with large gl...

  • Article
  • Open Access
11 Citations
7,058 Views
18 Pages

Adequate illuminance has a great effect on the health, comfort, and performance of pupils. It can be achieved by either artificial lighting or daylighting. Daylighting is usually preferred due to psychological, physiological, and economic purposes. T...

  • Article
  • Open Access
15 Citations
8,333 Views
17 Pages

In China, existing buildings comprise more than 40 billion square meters, most being of high energy consumption. A substantial reduction in electrical energy costs could be obtained through greater use of daylight. Daylight varies widely due to the m...

  • Article
  • Open Access
21 Citations
6,409 Views
19 Pages

24 September 2018

The current scenario of colorimetry shows a wide variety of different metrics which do not converge in the assessment of the color rendering of light sources. The limitations of the Color Rendering Index have promoted the emergence of new metrics, su...

  • Article
  • Open Access
2 Citations
1,818 Views
19 Pages

This study investigates the influence of façade-design parameters on daylighting performance in hot arid climates, with a particular focus on Egypt. A total of nine façade configurations of a residential building were modeled and simula...

  • Article
  • Open Access
4 Citations
4,505 Views
20 Pages

Assessment and Improvement of Daylighting Quality in Classrooms with Double-Side Windows

  • Ezzaddeen Ali Mohammed Saeed AL-Mowallad,
  • Xianfeng Huang,
  • Zhen Lu,
  • Xiaofan Li,
  • Kaiwen Wu,
  • Zhirui Zhu and
  • Guohuan Liu

31 October 2024

Daylighting in educational buildings is a key factor in ensuring visual comfort and maintaining indoor environmental quality. In this context, daylight quality plays a crucial role in enhancing the lighting conditions within classrooms. Due to the lo...

  • Article
  • Open Access
50 Citations
13,720 Views
17 Pages

15 July 2015

Fiber-optic daylighting systems have been shown to be a promising and effective way to transmit sunlight in the interior space whilst reducing electric lighting energy consumption. To increase efficiency in terms of providing uniform illumination in...

  • Article
  • Open Access
37 Citations
16,688 Views
18 Pages

13 January 2015

Considering the importance of daylight in the performance and well-being of the students, an investigation has been carried out in daylit classrooms. The objective was applying a methodology that integrates the daylight variations to know the annual...

  • Article
  • Open Access
11 Citations
2,919 Views
20 Pages

Impact of Daylighting on Visual Comfort and on the Biological Clock for Teleworkers in Residential Buildings

  • Ignacio Acosta,
  • Miguel Ángel Campano,
  • Laura Bellia,
  • Francesca Fragliasso,
  • Francesca Diglio and
  • Pedro Bustamante

10 October 2023

The current socio-economic scenario has promoted telecommuting at home for a significant number of workers, mainly due to the sanitary situation experienced and the improvement in communication technologies. However, the work context at home is often...

  • Article
  • Open Access
18 Citations
4,106 Views
20 Pages

A split louver consists of two sections with their slat angles to be adjusted separately for glare protection and redirection of sunlight, respectively. The upper section works in conjunction with the lower section to enhance daylight availability an...

  • Review
  • Open Access
3 Citations
6,855 Views
17 Pages

21 January 2025

The development of the fluorescent lamp and the air-conditioning system resulted in buildings being lit inexpensively without having to rely on daylighting to save energy, as was the case during the incandescent lamp era. Consequently, architects wer...

  • Article
  • Open Access
29 Citations
7,924 Views
15 Pages

26 January 2016

This paper presents a study on the use of optical fiber and a solar concentrator for a building daylighting system. Daylighting is essential for improving indoor environments and reducing electric lighting power consumption in office buildings. Tradi...

  • Article
  • Open Access
37 Citations
5,128 Views
25 Pages

Examining the Impact of Daylighting and the Corresponding Lighting Controls to the Users of Office Buildings

  • Lambros T. Doulos,
  • Aris Tsangrassoulis,
  • Evangelos-Nikolaos Madias,
  • Spyros Niavis,
  • Antonios Kontadakis,
  • Panagiotis A. Kontaxis,
  • Vassiliki T. Kontargyri,
  • Katerina Skalkou,
  • Frangiskos Topalis and
  • Stelios Zerefos
  • + 2 authors

4 August 2020

Daylight utilization significantly contributes to energy savings in office buildings. However, daylight integration requires careful design so as to include variations in daylight availability and maintain a balance between factors such as lighting q...

  • Article
  • Open Access
21 Citations
5,584 Views
17 Pages

15 November 2018

This paper suggests a daylighting design method by combining a passive approach and advanced software to design external shading devices for daylighting in a classroom. A simplified method to predict and assess the indoor natural illuminance is a pre...

  • Article
  • Open Access
14 Citations
6,858 Views
15 Pages

3 January 2020

With respect to the light environment of the exhibition halls for Chinese calligraphy and painting works in the museums, the daylighting design in these display spaces have been studied, the key design factors, such as daylighting pattern, and arrang...

  • Feature Paper
  • Article
  • Open Access
19 Citations
5,714 Views
24 Pages

22 November 2022

Transforming historical listed buildings into workplaces is a serious challenge, particularly for buildings with relatively small windows in the façades, which determine scarce daylighting indoors. This paper studied how daylighting can be sig...

  • Feature Paper
  • Article
  • Open Access
24 Citations
11,688 Views
16 Pages

Daylighting System Based on Novel Design of Linear Fresnel lens

  • Thanh Tuan Pham,
  • Ngoc Hai Vu and
  • Seoyong Shin

16 October 2017

In this paper, we present a design and optical simulation of a daylighting system using a novel design of linear Fresnel lens, which is constructed based on the conservation of optical path length and edge ray theorem. The linear Fresnel lens can ach...

  • Article
  • Open Access
1 Citations
1,888 Views
23 Pages

Daylighting Strategies for Low-Rise Residential Buildings Through Analysis of Architectural Design Parameters

  • Kamaraj Kalaimathy,
  • Sudha Gopalakrishnan,
  • Radhakrishnan Shanthi Priya,
  • Chandrasekaran Selvam and
  • Ramalingam Senthil

Daylighting is essential in residential building design because it influences energy efficiency and visual comfort while also supporting occupants’ health and overall well-being. Adequate natural light exposure aids circadian regulation and psy...

  • Article
  • Open Access
30 Citations
9,217 Views
16 Pages

24 November 2016

Shading design to optimize daylighting is in many cases achieved through a designer’s sense based on prior knowledge and experience. However, computer-assisted parametric techniques can be utilized for daylighting design in an easy and much more accu...

  • Article
  • Open Access
9 Citations
2,173 Views
19 Pages

16 January 2024

The daylighting environment in university gymnasiums affects daily teaching and sports training. However, direct sunlight, glare, and indoor overheating in summer are common problems. Semi-transparent photovoltaic glass can solve these issues by repl...

  • Article
  • Open Access
39 Citations
9,005 Views
20 Pages

10 May 2017

There are many kinds of façade shading designs which provide optimal indoor daylighting conditions. Thus, considering combinations of different types of façade shading systems is an essential aspect in the optimization of daylighting in the building...

  • Article
  • Open Access
1,478 Views
20 Pages

29 January 2025

Thick insulation of external walls is the standard method for passive reduction in heating costs in residential buildings in the northern climate zone. However, increasing the insulation thickness worsens the lighting conditions inside the rooms. Thi...

  • Article
  • Open Access
2,087 Views
25 Pages

4 February 2025

This study examines the quality and availability of daylight in childcare facilities, focusing on compliance with Polish Technical Conditions (TCs) and comparing them with international certification systems such as BREEAM, LEED, and WELL. Polish reg...

  • Article
  • Open Access
9 Citations
5,997 Views
24 Pages

Energy and Daylighting Performance of Kinetic Building-Integrated Photovoltaics (BIPV) Façade

  • Sujan Dev Sureshkumar Jayakumari,
  • Samarasinghalage Tharushi Imalka,
  • Rebecca Jing Yang,
  • Chengyang Liu,
  • Siliang Yang,
  • Max Marschall,
  • Pablo Sepulveda Corradini,
  • Adolfo Fernandez Benito and
  • Nick Williams

8 November 2024

The deployment of renewable energy in the construction industry has emerged as a crucial topic due to the building sector’s substantial energy consumption and greenhouse gas emissions. Building Integrated Photovoltaics (BIPV) offers a promising...

  • Article
  • Open Access
863 Views
17 Pages

Achieving optimal daylighting in buildings necessitates complex and expensive control systems. This research addresses this challenge by proposing a simple and more practical solution: a parametric louver system based on rotating slats controlled by...

  • Article
  • Open Access
11 Citations
8,284 Views
13 Pages

Empirical Evaluation of the Effect of Heat Gain from Fiber Optic Daylighting System on Tropical Building Interiors

  • Muhammad Arkam C. Munaaim,
  • Karam M. Al-Obaidi,
  • Mohd Rodzi Ismail and
  • Abdul Malek Abdul Rahman

12 December 2014

A fiber optic daylighting system is an evolving technology for transporting illumination from sunlight into building interiors. This system is a solution developed by daylighting designers to reduce operational costs and enhance comfort. As an innova...

  • Article
  • Open Access
9 Citations
5,528 Views
14 Pages

Measurement and Analysis of Light Leakage in Plastic Optical Fiber Daylighting System

  • Kunhao Liu,
  • Lianglin Zou,
  • Yuanlong Li,
  • Kai Wang,
  • Haiyu Wang and
  • Jifeng Song

9 February 2023

The daylighting systems via polymethylmethacrylate (PMMA) plastic optical fibers have obvious cost advantages and have been widely studied. However, there is light leakage when PMMA optical fibers transmit concentrated sunlight, resulting in a transm...

  • Article
  • Open Access
1,352 Views
41 Pages

23 October 2025

Within the framework of the Healthy China strategy, daylighting in primary and secondary schools is crucial for students’ health and learning efficiency. Most schools in China still face insufficient and uneven daylighting, along with limited o...

  • Article
  • Open Access
19 Citations
6,877 Views
23 Pages

30 August 2017

High-rise residential buildings in dense cities, such as London, are a common response to housing shortage. The apartments in these buildings may experience different levels of thermal and visual comfort, depending on their orientation and floor leve...

  • Article
  • Open Access
10 Citations
6,523 Views
15 Pages

Evaluation of the Vertical Sky Component without Obstructions for Daylighting in Burgos, Spain

  • Diego Granados-López,
  • Montserrat Díez-Mediavilla,
  • M. Isabel Dieste-Velasco,
  • Andrés Suárez-García and
  • Cristina Alonso-Tristán

29 April 2020

Daylight availability knowledge is the first step for an energetic and visually efficient building and city design. It can be estimated with the Vertical Sky Component (VSC), which is defined as the ratio of the vertical diffuse illuminance over the...

  • Article
  • Open Access
344 Views
25 Pages

10 January 2026

The increasing adoption of highly glazed façades in contemporary office building has improved daylight penetration but has also intensified glare risk and sunlight overexposure in Mediterranean climates, with direct implications for occupant v...

  • Article
  • Open Access
8 Citations
6,051 Views
19 Pages

14 October 2019

This study investigated the potential of using a nonuniform woven panel with nonuniform strips—thick sticks and thin battens—as an external solar shading screen that addressed daylighting, shading, and mechanical performance factors. The...

  • Article
  • Open Access
6 Citations
4,514 Views
15 Pages

18 October 2024

Different direct solar harvesting systems for daylighting are being explored to achieve high uniform illumination deep within buildings at minimal cost. A promising solution to make these systems cost-effective is the use of plastic optical fibers (P...

  • Article
  • Open Access
1 Citations
895 Views
20 Pages

Optimization of External Horizontal Slat Configurations for Enhanced Tropical Daylighting in High-Rise Apartments

  • Yu Hong,
  • Mohd Farid Mohamed,
  • Wardah Fatimah Mohammad Yusoff,
  • Min Yang,
  • Qi Yang,
  • Xinpeng Liu and
  • Yongli Zhong

12 August 2025

Tropical regions experience intense and highly variable solar radiation, often resulting in excessive indoor illuminance, uneven daylight distribution, and visual discomfort in high-rise residential buildings. This study investigates the daylighting...

  • Feature Paper
  • Article
  • Open Access
11 Citations
7,396 Views
13 Pages

23 October 2017

An essential impact which can improve the indoor environment and save on power consumption for artificial lighting is utilization of daylight. Optical fiber daylighting technology offers a way to use direct daylight for remote spaces in a building. H...

  • Article
  • Open Access
4 Citations
2,628 Views
32 Pages

16 January 2025

An innovative center-mounted louver ventilation window suitable for seasonal ventilation strategies was proposed, combining the regional climate of Qingdao. The sustainable development concept is embodied, which can not only reduce building energy co...

  • Review
  • Open Access
52 Citations
20,920 Views
21 Pages

The study of daylight conditions within educational buildings has been a topic of interest since the nineteenth century in western countries, and European ones in particular. Although it has been argued that providing a view outside—or even using day...

  • Article
  • Open Access
12 Citations
3,259 Views
22 Pages

23 February 2024

Photovoltaic shading devices (PVSDs) have the dual function of providing shade and generating electricity, which can reduce building energy consumption and improve indoor daylighting levels. This study adopts a parametric performance design method an...

  • Article
  • Open Access
588 Views
41 Pages

9 December 2025

Focusing on traditional dwellings in China’s Yangtze River Delta, this study integrates physical environment measurement and computer simulation to quantify the influence of spatial morphological parameters on the daylighting environment and an...

  • Article
  • Open Access
9 Citations
5,726 Views
18 Pages

24 November 2017

Direct solar irradiance may cause thermal discomfort, even in winter when the ambient temperature is low and especially for high-altitude locations with a high intensity of solar radiation. Thus winter solar shading might be required and, if used, mu...

  • Article
  • Open Access
14 Citations
12,100 Views
30 Pages

14 July 2023

This article analyzes and compares three daylighting technologies: light pipes, optical fibers, and heliostats. This work aims to evaluate their efficiency, sustainability, and cost-effectiveness in providing natural light to indoor spaces. The analy...

  • Article
  • Open Access
7 Citations
2,635 Views
25 Pages

Designing Intensive Care Unit Windows in a Mediterranean Climate: Efficiency, Daylighting, and Circadian Response

  • Miguel Ángel Campano,
  • Guillermo García-Martín,
  • Ignacio Acosta and
  • Pedro Bustamante

26 October 2024

Hospital intensive care units (ICUs) frequently experience inadequate lighting conditions, with low daytime and excessive nighttime illuminance, which can negatively affect patient recovery and the work performance of health personnel. This study exa...

  • Article
  • Open Access
2 Citations
3,668 Views
27 Pages

14 October 2024

Mosques, revered as sacred spaces, are distinguished by their sustainable architectural designs. A critical aspect of these designs is the implementation of daylighting strategies, essential for ensuring adequate light levels, particularly for readin...

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