Model Development Coupled with Experiments – Estimation of Landfill Emission Life Span

Long-term landfill management strategy planning requires considering a wide range of factors affecting the process of waste degradation.

The resulting emission load in the time of landfill life span has to be controlled. Process oriented modelling becomes essential supporting element in designing the facility structures, scheduling the maintenance and postclosure activities as well as in estimating their expected duration. A two-dimensional model describing the effect of solid phase composition and pore structure of the deposited municipal solid waste in landfill on the conversion phenomena and heat and gas transport taking into account the simultaneously occurring settlement processes was developed and verified with the help of long term experimental investigations. This model is based on theory of porous media (TPM) for a saturated thermo-elastic porous body. The using calculation concept in practice has to be fit for specific tasks, based on a profound understanding of the investigated problem – this one requires further model development. A concept for material analysis and experimental setup using state-of-the-art measurement techniques, adaptive control and measurement data acquisition system taking into account simultaneously occurring further model development and verification will be introduced. Moreover the test series plan will be presented.



Copyright: © Lehrstuhl für Abfallverwertungstechnik und Abfallwirtschaft der Montanuniversität Leoben
Quelle: DepoTech 2006 (November 2006)
Seiten: 8
Preis: € 4,00
Autor: Dr.-Ing. Veronika Ustohalova
Jun.-Prof. Dr.-Ing. Tim Ricken
Prof. Dr.-Ing. Renatus Widmann
 
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