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Contenido archivado el 2024-04-19

Deposition of gases and particles and their corrosive effect on surfaces of cultural and artistic value inside museums

Objetivo

To assess the critical relationships between environmental factors and damage of the artifacts and other cultural property exposed inside museums.

This project will use and extend findings of previous research also funded by the Environment Programme (EV4V-0049-GR and STEP-CT90-0108).


The relationships between air pollutants in the outside atmosphere and final permanent corrosion and damage of the objects, kept inside the museum buildings, are envisaged to comprise the following steps in series:

1. The transfer of air pollutants from the open atmosphere of the cities to the interior of the buildings, its main driving force being the difference in indoors and outdoors concentration.

2. The distribution and circulation of pollutants inside museums, influenced by the geometry of the rooms, outward openings, heat sources, lighting, hygrometric variations, et al.

3. Chemical interactions between pollutants in the gas phase leading to the removal of some of them from indoor air and/or formation of other secondary pollutants.

4. The final deposition of the indoor pollutants on surfaces of artistic interest, with a finite measurable velocity and reaction probability. This will lead to permanent corrosion and damage of exhibits. The study of these four steps in detail will improve the scientific and technical basis for protection and conservation of European cultural heritage. For instance, the development of selective and efficient filter devices for air purification, the drawing of maps of pollutant distribution and circulation inside museums, the optimization of visitors flux, duration and intensity of heating, duration of window opening, characteristics of the lighting system, and the general control of all parameters affecting the final results, can definitely be dictated by the scientific basis mentioned above. Model simulations will serve to reach a better understanding of the whole process. Also, "field" experiments in selected will serve as integral parts of a body museums of otherwise non-destructive measurements.

Convocatoria de propuestas

Data not available

Régimen de financiación

CSC - Cost-sharing contracts

Coordinador

University of Patras
Aportación de la UE
Sin datos
Dirección

26110 Patras
Grecia

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Coste total
Sin datos

Participantes (3)