Multi-objective optimization on sustainable retrofit of historical buildings using NSGA-II Algorithm: A case study of Suzhou

Abstract

The aim of the study is to advance the revitalization of historical buildings, it is crucial to preserve their historical character while addressing challenges such as poor thermal performance and low environmental comfort, making them better suited to modern needs. Focusing on historical buildings in Suzhou, this study examines integrated renovation strategies that balance objectives such as historical preservation, energy efficiency, cost reduction, and improved environmental comfort. The theoretical component of the research seeks to evaluate the potential for sustainable retrofitting of historical buildings in Suzhou. It aims to reveal the underlying relationships between historical preservation, sustainability goals, and retrofit strategies, ultimately proposing a set of approaches that address multiple objectives. This framework is intended to support more holistic decision-making for green renovations of historical buildings. By offering comprehensive solutions, the research aspires to advance environmental sustainability while maximizing the value of urban historical and cultural heritage preservation.