[HTML][HTML] Self-compacting concrete with recycled concrete aggregate subjected to alternating-sign temperature variations: Thermal strain and damage

V Revilla-Cuesta, M Skaf, A Santamaría… - Case Studies in …, 2022 - Elsevier
Any variation in temperature alters the dimensions of a concrete structure and provokes
thermal stress. Moreover, the propagation of micro-cracking decreases the strength of …

Daylight luminous efficacy: An overview

EI Aghimien, DHW Li, W Chen, EKW Tsang - Solar Energy, 2021 - Elsevier
The building sector accounts for 40% of global energy consumption, and artificial lighting is
a contributory factor. An approach to resolving lighting issues is daylighting. For daylight to …

A new modified method of all-sky radiance distribution based on the principle of photothermal integration

W Yao, M Song, X Li, X Meng, Y Wang, X Kong, J Jiang - Applied Energy, 2024 - Elsevier
The development and utilization of solar energy, meteorological forecasting, and agricultural
production all require accurate predictions of radiance. However, due to the influence of …

Investigation on the daylighting potential in low-latitude subtropical region under different control methods

S Lou, Y Zou, DHW Li, Y Huang - Solar Energy, 2024 - Elsevier
Fluctuations of daylight can cause uncertainties in evaluating its accessibility for building
design and optimization tasks by the time-averaged solar and daylight data in hourly …

[HTML][HTML] Two new models of direct luminous efficacy under clear sky conditions for daylighting in Burgos, Spain

MI Dieste-Velasco, I García-Ruiz, D González-Peña… - Renewable Energy, 2024 - Elsevier
The use of daylight in buildings contributes to energy savings while significantly improving
visual comfort and well-being. It is therefore very important to be able to quantify illuminance …

[HTML][HTML] Feature selection for CIE standard sky classification

D Granados-López, A Suárez-García… - Solar Energy, 2021 - Elsevier
There are several compilations of sky classifications that refer to Meteorological Indices
(MIs)(variables usually recorded at meteorological ground stations), due to the scarcity of …

Estimation of daylight availability in Kolkata and approximation of indoor daylight levels for different daylighting methods

S Bhattacharya, S Majumder, S Roy… - International Journal of …, 2022 - Taylor & Francis
This work estimated the daylight availability and luminous efficacy of solar illuminance and
approximated indoor daylight levels for various indoor daylighting methods for Kolkata, a …

Predicting Vertical Daylight Illuminance Data From Measured Solar Irradiance: A Machine Learning-Based Luminous Efficacy Approach

DHW Li, EI Aghimien - Journal of Solar Energy …, 2023 - asmedigitalcollection.asme.org
Daylight data are required for energy-efficient building designs. However, daylight is
scarcely measured, making the luminous efficacy model an alternative. This paper presents …

Application of artificial neural networks in horizontal luminous efficacy modeling

DHW Li, EI Aghimien, EKW Tsang - Renewable Energy, 2022 - Elsevier
Harnessing daylight for energy-efficient designs requires the availability of daylight
illuminance data. In the absence of measured daylight data, deriving daylight using the …

A new diffuse luminous efficacy model for daylight availability in Burgos, Spain

MI Dieste-Velasco, M Díez-Mediavilla… - Renewable Energy, 2020 - Elsevier
The determination of optimal illumination conditions in buildings is of great interest both for
reducing energy consumption and for exploiting solar resources with greater efficiency and …