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Francesco Ruggiero
Ruolo
Professore Associato
Organizzazione
Politecnico di Bari
Dipartimento
Dipartimento di Scienze dell'Ingegneria Civile e dell'Architettura
Area Scientifica
Area 09 - Ingegneria industriale e dell'informazione
Settore Scientifico Disciplinare
ING-IND/11 - Fisica Tecnica Ambientale
Settore ERC 1° livello
PE - Physical sciences and engineering
Settore ERC 2° livello
PE8 Products and Processes Engineering: Product design, process design and control, construction methods, civil engineering, energy processes, material engineering
Settore ERC 3° livello
PE8_3 Civil engineering, architecture, maritime/hydraulic engineering, geotechnics, waste treatment
This paper proposes the research lines of a teaching experience developed in a laboratory degree carried out in the a.y. 2013-14 at the Politecnico di Bari, that is engaged since 2006 in many studies of the Albanian architectural heritage. In particular this study concerns the recovery and enhancement of the industrial landscape and architecture of the twentieth century in Albania. The specific case-study is the industrial area of Fier, one of the largest production sites created in the sixties in Albania, that includes a nitrate fertilizer plant and a thermal power station, a zone now almost entirely abandoned and degraded, but with great potential for transformation and reuse. The Laboratory involved various disciplines: Architectural and Urban Design, Urban Planning, Environmental Technical Physics, Architectural Restoration, with the aim of highlighting the environmental resources of this site, at territorial, urban and architectural scales. This study designated this area not as a large abandoned site available for new functions, but as a place with specific characters of space and landscape, rich in historical memories, that must be interpreted and recovered through the project. It was assumed as a possible heartland for the architectural and social redevelopment of the city and environmental enhancement through the redesign of the agricultural landscape with which it compares powerfully. So we could verify the possibility to establish here productive activities compatible with the environment, scientific research activities, cultural and recreational facilities for the city and the territory and housing functions, connected by extensive green areas organized as a large agricultural and technology park. Beside this mix of functions, this area preserves its original specificity of energy hub on a national scale, addressing towards renewable energy. The topic was considered with a multidisciplinary and inter-scalar approach, in relation to the issues of sustainable and eco-friendly development, the environmental remediation, the territorial and urban regeneration, up to face the problem of conversion and reuse of large industrial containers and some significant buildings. Particular attention was dedicated to the foreshadowing of spaces and architectural forms that may characterize this place, bringing it back to life and transforming this problematic area in a new resource for Fier
The approach to HVAC design in the recovery and the conversion of an historic building requires particular care and accuracy, due to the complexity of the features and the required uses, without forcing the nature of architectural artefact but, at the same time, combining the architectural language with the modern technologies, through the implementation of an integrated design. This work present the HVAC design of Palazzo Fulcis, funded by the Fondazione Cariverona, a fine and important historic building in Belluno turned into a museum, to entrust the management to the City institutions, suitable to allow the exhibition of the Museum materials and to create new spaces for temporary exhibitions. If the first objective obligates to choose technical solutions with low-impact to the building, the second target requires the need to insert a modern and widespread HVAC plant able to guarantee: certainty of operation, precision of active microclimate control system, flexibility to adapt to the different microclimate conditions that are required by the providers of work of art, that couldn’t been installed in Climabox. Due to a complete recovery of the building, the choice is to operate as a surgeon for the integration of an invasive plant, the HVAC system, in a structure that originally had an outdated and improper air conditioning system, to ensure the best thermo-hygrometric comfort and, at the same time, to control the air chemistry and the electromagnetic radiation that are the main causes of degradation in the conservation of works of art. The introduction and the choices of various special and innovative plants is, therefore, direct to the use of spaces in modern forms and integrated with issues of operational and safety, global comfort (lighting, noise, temperature) and air quality. The HVAC systems are integrated in the architecture to create specific operating conditions by avoiding any invasivity that is unsuitable in the recovery of an artistic and historical building. Facing the complexity of these issues the work shows the technical choices designed to match each plant to the real needs and to the operating mode of the building, offering environmentally friendly solutions with the necessary guarantees of: indoor comfort (temperature, humidity, air quality); compliance with the current legislation and reliability and security of systems, components and equipment. The HVAC systems are zoned in order to safeguard: the continuity of operation in case of mechanical failure and/or maintenance; the control system optimization and the simplicity and economy of the centralized management and maintenance of the installations. This is done through a hierarchical BMS with remote control. The system has a very simple controlled procedure, now indispensable in engineering management.
This research arises from the need to investigate the phenomenon of the development of wind farms in Puglia and the aspects related to the environmental impact that these systems generate on the territory. This represents a sign of change and adaptation on landscapes for people and lo-cal governments. The demand and the need to install renewable energy systems must be mediated by the preservation of the landscape and governed by planning instruments, which in this case should be expanded with a strategic energy planning in the anthropized environment that is being examined. With a careful analysis of the current situation, this paper suggests, a model of inte-grated development in which technology, landscape and bureaucracy reach an almost perfect balance between the protection of the territory and the incessant vicious speculative and criminal process.
Attualmente, il settore delle costruzioni ha assunto un ruolo chiave nella lotta ai cambiamenti climatici e nella riduzione delle emissioni di CO2 in atmosfera. L'obsolescenza del patrimonio edilizio esistente ha reso più che mai indispensabili gli interventi di recupero edilizio, necessari a raggiungere livelli ottimali di efficienza energetica e di sostenibilità. In tale ottica si inserisce la proposta di un sistema integrato innovativo, denominato "Kit albero solare", che, ispirandosi al concetto della pergola, funge da sistema di captazione solare, conciliando aspetti di qualità architettonica ed ecocompatibilità. Esso è costituito da esili strutture in acciaio modulari e ripetibili che avvolgono l'edificio come una "pelle", dotandolo di dispositivi solari integrati e buffer spaces abitabili, quali serre, portici e logge, e assicurando l’ombreggiamento, la ventilazione naturale e il recupero delle acque piovane. Si incrementa così la superficie di captazione attiva dell'energia solare, altrimenti estremamente limitata negli edifici esistenti, senza la necessità di effettuare interventi invasivi. Le simulazioni in regime dinamico evidenziano come il Kit Albero Solare incida notevolmente sulla riduzione del fabbisogno energetico dei fabbricati, trasformandoli da consumatori a produttori di energia. Inoltre, poiché la nuova Direttiva Europea 2012/27/UE punta ad aumentare il tasso di ristrutturazione degli immobili, ponendo nuovi obblighi soprattutto a carico del patrimonio edilizio di proprietà pubblica, la proposta trova un ideale ambito di applicazione nei contesti periferici di edilizia residenziale pubblica e risulta, pertanto, di forte interesse per la sua innovatività e per la rispondenza alle politiche ambientali nazionali e internazionali.
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