Abstract

An attempt was made to estimate the annual production of CH4 at a municipal waste landfill site in Poland. As a matter of fact, the extent of the unorganized emission of CH4 from the landfill surface was approached based on the adopted mathematical model. The Ward agglomeration method for cluster analysis and the Pearson coefficient were employed to evaluate the distance-based similarity measure and to optimize methods for estimating methane emissions from a landfill as well as to verify the input parameters for the model. In order to calculate the content of biodegradable organic parts in the waste, morphological tests of the landfilled waste were performed. Physical quantities, measurements and the actual amount of the landfilled waste as well as the volume of CH4 neutralized in a collective flare were implemented in the model, respectively. The model-based findings and experimental outcome demonstrated stable gas production in the landfill with a high CH4 content. On the other hand, a rather low efficiency of the landfill passive degassing installation indicated the necessity to design and develop its active counterpart with the prospective application of the generated biogas for energy production in a cogeneration system.

Highlights

  • In the last decade, approximately 2 billion people were deprived of waste collection services worldwide

  • The analysis of the landfilled waste sample indicated the highest percentage of waste with a fine fraction

  • Mineral waste was the second type of waste with a percentage of 18.8%

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Summary

Introduction

Approximately 2 billion people were deprived of waste collection services worldwide. Nearly 3 billion Earth inhabitants have no access to controlled waste disposal facilities. It is expected that the waste-related issues will only worsen in line with urbanization growth, income rise and consumer-oriented economy expansion, especially in developing countries. Within the 30 years, the overall amount of waste produced globally is foreseen to double from nearly 2 billion metric tons in 2016 [1]. Waste generation has been an inherent feature of human economic activity over the centuries, while its management is becoming a major problem for many societies and economies. The necessity of waste management results from the need to reduce the space indispensable for their neutralization/processing/storage and subsequently the protection of environmental resources. The generated wastes should be segregated and recycled including

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