A software tool or online application determines the radiative heat transfer between surfaces. It computes the proportion of radiation leaving one surface that directly reaches another, a value often symbolized as F1-2 (for the view factor from surface 1 to surface 2). For example, in analyzing the thermal performance of a solar collector, this tool can calculate the fraction of solar radiation emitted by the sun that is intercepted by the collector surface.
Accurate calculation of radiative exchange is essential in diverse engineering applications, including building design for energy efficiency, furnace design for optimal heat treatment, and spacecraft thermal management. Historically, determining these values relied on complex analytical solutions or tedious numerical methods. These tools streamline the process, enabling faster and more precise analyses, facilitating better designs and optimizing thermal performance across various engineering disciplines.