Performance driven design and simulation interfaces: a multi-objective parametric optimization process

  • Authors:
  • Angelos Chronis;Martha Tsigkari;Evangelos Giouvanos;Francis Aish;Anis Abou Zaki

  • Affiliations:
  • Foster + Partners, Riverside, London, United Kingdom;Foster + Partners, Riverside, London, United Kingdom;Foster + Partners, Riverside, London, United Kingdom;Foster + Partners, Riverside, London, United Kingdom;Foster + Partners, Riverside, London, United Kingdom

  • Venue:
  • Proceedings of the 2012 Symposium on Simulation for Architecture and Urban Design
  • Year:
  • 2012

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Abstract

Despite the continuous development and integration of simulation interfacing tools in current architectural research, the availability and operability of off-the-shelf tools has still not met the timeframes and performance requirements of current architectural practice. The complexity and demanding performance goals of contemporary large-scale projects often require innovative approaches, as well as the development of novel simulation interfacing tools to meet these requirements. This paper reports on a multi-objective optimization process, aiming at reducing incident solar radiations whilst optimizing daylight penetration, for the façade of a large-scale office building. This was achieved through the combined use of a parametric model and a genetic algorithm, along with an integrated data set of pre-computed results. To minimize the resources demand of analyzing the plethora of potential configurations of the façade, a number of strategically defined modular cases were modeled and simulated using bespoke interfacing tools to produce a database of results. This database was then linked to a parametric model, providing real time feedback and allowing for an exhaustive search of design configurations. To further explore potential optimal solutions, a multi-objective optimization process using a genetic algorithm, also linked to the results database, was implemented. The overall optimization process provided invaluable insight to the design problem at hand.