Quick protocol for integrating the attribute information of unstructured point cloud data into a solar envelope simulation

This study proposes a novel method of solar geometry by considering the potential application of point cloud data combined with the simulation of solar radiation. With the support of geometric and radiometric information stored in the point cloud such as position information (XYZ) color information (RGB), and reflection intensity (I),...

Relationship Analysis and Optimisation of Space Layout to Improve the Energy Performance of Office Buildings

Architectural space layout has proven to be influential on building energy performance. However, the relationship between different space layouts and their consequent energy demands has not yet been systematically studied. This study thoroughly investigates such a relationship. In order to do so, a computational method was developed, which...

A Computational Workflow for Generating A Voxel-Based Design Approach Based on Subtractive Shading Envelopes and Attribute Information of Point Cloud Data

This study proposes a voxel-based design approach based on the subtractive mechanism of shading envelopes and attributes information of point cloud data in tropical climates. In particular, the proposed method evaluates a volumetric sample of new buildings based on predefined shading performance criteria. With the support of geometric and...

An integrated approach to subtractive solar envelopes based on attribute information from point cloud data

As a passive design strategy, solar envelopes play a significant role in determining building mass based on desirable sun access during a predefined period. Nowadays, advancements in the area of computational tools permit designers to develop new methods for establishing solar envelopes. However, current approaches lack an understanding of the...

Understanding Computational Methods for Solar Envelopes Based on Design Parameters, Tools, and Case Studies: A Review

The increasing population density in urban areas simultaneously impacts the trend of energy consumption in building sectors and the urban heat island (UHI) effects of urban infrastructure. Accordingly, passive design strategies to create sustainable buildings play a major role in addressing these issues, while solar envelopes prove to be a...

Making use of Point Cloud for Generating Subtractive Solar Envelopes

As a contextual and passive design strategy, solar envelopes play a great role in<br/>determining building mass based on desirable sun access during the predefined<br/>period. With the rapid evolution of digital tools, the design method of solar<br/>envelopes varies in different computational platforms. However, current<br/>approaches still lack...