Second iteration of cloud-based analysis and optimization framework

This research pursues an experimental implementation of an analysis framework in conjunction with an optimization framework for building design. The frameworks tie authoring and analysis tools together under one umbrella. In a prototype, the data flow uses a mix of proprietary and publicised file formats, exchanged through publicly accessible interfaces. An analysis framework brokers between the parametric authoring tool and the analysis tools.

Are 3D heat transfer formulations with short time step and sun patch evolution necessary for building simulation?

A numerical model is developed to accurately simulate the transient thermal behaviour of rooms with sun-facing windows, with the use of a refined spatial and temporal discretization. For each node, the energy balance equations are developed based on a consideration of radiation, convection, air enthalpy and three-dimensional heat conduction. As buildings are exposed to rapid climatic variations (particularly incident solar radiation), we have added the different environmental conditions at short time-steps.

Load management in multi-energy buildings: a simulation case study

This paper presents a comprehensive approach about energy resources management in buildings connected to the electricity grid and equipped with energy production and storage systems. The aim of the work is to find interesting configurations that favour energy self-consumption while minimizing the impact of the local production on the grid. Energy and economic criteria are proposed to evaluate the proposed strategy. A parametric study allowed the local systems to be optimally designed.

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