The objectives of this study were 1 to determine the residential municipal solid waste composition in nairobi by sampling selected areas in the city, 2 to determine the characteristics. The report describes the national waste stream based. In this investigation, the pyrolysis behaviors and kinetics of typical municipal solid waste components and their mixture at high heating rates are studied by using thermogravimetryfourier transform infrared spectrometer tgftir. Conference paper pdf available december 2014 with 7,955. Determination of volatile content by means of the gravimetric method. Thermal treatment is a promising technology for the fast disposal of hazardous municipal solid waste incineration mswi fly ash in china. Municipal solid waste management depends on both the characteristics of the site and the characteristics of the msw itself. Thermal breakdown characteristics of municipal solid waste. Calculation of dry mass on the basis of dry residue or water content. Municipal solid waste msw is the stream of garbage collected by sanitation services from homes, businesses, and institutions.
Mexico city generates approximately 12 500 000 kg of municipal solid wastes msw a day. Laboratory tests were conducted on manufactured wastes using modified and 4x modified efforts. Taking 651 cities in china as a sample, this study adopts correlation analysis and the qtype clustering model to explore the characteristics and general trends of solid waste generation swg of five cities of different scale from 2007 to. The major physical characteristics measured in waste are. Municipal solid waste msw, commonly known as trash or garbage in the united states and rubbish in britain, is a waste type consisting of everyday items that are discarded by the public. Municipal solid waste management has emerged as one of the greatest challenges facing environmental protection agencies in developing countries.
Suriya, suchitra publications the book municipal solid waste management for engineering and technology studies. The waste density ranged from 280 to 370 kgm3 and the waste. Abstract the composition and thermophysicochemical analysis of. Field tests were conducted at a msw landfill in michigan on incoming wastes without modifications to size, shape, or. Application of sediment quality guidelines in the assessment of mangrove surface sediment in mengkabong lagoon, sabah, malaysia 4083 views. Pdf municipal solid waste characteristics and management. Environmental protection agency epa characterizing municipal solid waste msw in the united states. Garbage can also refer specifically to food waste, as in a garbage disposal. In the european union, the semantic definition is mixed municipal waste, given waste. Municipal solid waste characteristics and green and clean energy. Household waste, municipal solid waste, rishikesh, family size, waste characteristics. The shear modulus g is a major property in the evaluation of dynamic.
Msw typically consists of metals, glass, plastics, paper, wood, organics, mixed categories, and composite products. Municipal solid waste characteristics and management in. For each product, a brief discussion, a flow diagram, and major data. Alex2 1kenya defence forces technical college, nairobi kenya. In order to analyse the engineering behavior of refuse material subjected to dynamic loadings, it is essential to determine its dynamic modulus, poissons ratio, and strength. Municipal solid waste composition and characteristics relevant to the waste toenergy disposal method for nairobi city eyinda m. Even in the same country it changes from place to place as it depends on number of factors such as social customs, standard of living, geographical location, climate etc.
The composition and characteristics of municipal solid wastes vary throughout the world. Solid waste characteristics and composition analysis are major factors which are considered as basis for the design of efficient, cost effective and environmentally compatible waste management system. En6501 municipal solid waste management mswm syllabus unit i sources and types sources and types of municipal solid wastes waste generation ratesfactors affecting generation, characteristics methods of sampling and characterization. Solid waste disposal swd is an integral and final part of the solid waste management swm process that targets discards solid wastes sw which are byproducts of human and animal activities.
As populations and industrial manufacturing activities increase in those areas, more and more waste will be generated accordingly. The clear understanding of characteristics and trends of solid waste generation is essential for the optimization of waste collection and treatment systems. Compaction characteristics of municipal solid waste msw were determined in the laboratory and in the field as a function of moisture content, compactive effort, and seasonal effects. There is no liners or segregation of solid waste at present. The clear understanding of characteristics and trends of solid waste generation is the base for the estimation of the amount of municipal solid waste generation mswg, which is the fundamental step for the design and optimization of waste collection and treatment system in terms of. Classification and comparison of municipal solid waste based on thermochemical characteristics. A read is counted each time someone views a publication.
Municipal solid waste characteristics and management in china. Municipal solid waste generation, recycling, and disposal in the united states. Physical composition, moisture content, compacted unit weight, permeability are the most important msw characteristics to be considered in planning a system. Varying oxygen environments and municipal solid waste management in china. Each of these waste types is examined separately below. Waste disposal, waste collection, municipal solid waste, nigeria, recycling, waste management corresponding author. Municipal solid waste characteristics and green and clean energy recovery. Thermal breakdown characteristics of municipal solid waste components in varying. Introduction the rapid urbanization, constant change in consumption pattern and social behaviour have increased the of municipal solid waste msw generation kerala beyond the in. Waste stream analysis can be defined as any programme which involves a logical and systematic approach to obtaining andanalysing data on one or more waste streams or substreams. Methodology for allocating municipal solid waste to biogenic and non biogenic energy by energy information department, us dept of energy in may 2007 thermal treatment of municipal waste for energy recovery is a widely practiced technology option in europe where constraint for land for disposal is acute, when compared to usa. However, fly ash produced in grate incinerator gfa is rich in cao and chlorides, which promote the formation of toxic hexavalent chromium crvi and ash agglomeration during the thermal process, inhibiting the thermal disposal of gfa. Nowadays, waste management of the refuse material is of high. This paper discusses primarily the characteristics of msw and the waste management sys tems in china.
Composition and characterization of municipal solid waste. Evaluating the dynamic characteristics of municipal solid. Municipal solid waste characteristics and management in allahabad. Municipal waste management plan summary the 2014 york county municipal solid waste management plan is a nonsubstantial revision of the 1991 york county municipal solid waste management plan. The effects of projected recovery rates on the amounts and characteristics of municipal solid waste. The tgdtg results presented the different pyrolysis behaviors of each. Experimental study on the combustion characteristics of.
Ariyamangalam municipal solid waste dump yard on an average 50 number of trucks collect the waste from various collection points and dump them on the site. Effects of improper disposal of solid wastespublic health and environmental effects. Solid waste in urban areas has become a very important issue in many countries where the process of urbanization is fast. Some of the major various classification of solid waste are as follows. Solid waste management is characterized by inefficient collection methods, insufficient coverage of the collection system and improper disposal. Study on characteristics of combustion of municipal solid waste with thermal analyzers, environmental pollution and control, vol. Recently, the renewed interest in the pyrolysis of municipal solid waste has been aroused. Municipal waste generation, composition, and management. Introduction compared with soils, the settlement mechanisms in municipal solid waste msw landfills are complex sowers 1973, edil et al. They were then compared to values reported in the literature. Abstract the purpose of this investigation is to evaluate the current status and identify the problems of municipal solid waste msw. They investigated the city in three different socioeconomic. Municipal solid waste characteristics and management in nigeria 7120 views.
The characteristics of fresh municipal solid waste msw are critical in planning, designing, operating or upgrading solid waste management systems. In this study the characteristics and composition of municipal solid waste. A breakdown of solid waste types and sources is provided in table 8. Municipal solid waste characterization according to different. Sintering characteristics of caorich municipal solid. Through analysis and study we observed that the landfill method is widely used to dispose of municipal. Several waste types find their way into the municipal solid waste stream, which require special handling and disposal because of their quantity, concentration, physical and chemical characteristics or biological properties special wastes. What is municipal solid waste and how to dispose of them.
Pdf compaction characteristics of municipal solid waste. Combustion of municipal solid waste for power production. This book is written to serve the needs of under graduate students embarking introductory course in municipal solid waste management. Wastetoenergy options in municipal solid waste management. The methodology for estimating generation, recovery, and discards are described separately. Information and data on the physical characteristics of solid wastes are important for the selection and operation of equipment and for the analysis and design of disposal facilities.
Municipal solid waste characteristics and green and clean. Characteristics and forecasting of municipal solid waste. Pdf municipal solid waste characteristics and management in. Municipal solid waste characteristics and management in allahabad, india. The characteristics of landfilled municipal solid waste have great influence on the design, operation, and management of landfills, affecting settlement, slope stability, and leachategas well integrity. Pdf municipal solid waste management has emerged as one of the greatest challenges facing environmental protection agencies in. The analysis also provides an estimate of solid waste quantity and composition, referred to as wastecharacterisation. Classification and comparison of municipal solid waste. Solid waste management is characterized by inefficient collection methods, insufficient coverage of. Msw is heterogeneous in nature and consists of a number of different materials derived from various types of activities. Other characteristics which may be used in making decision about solid waste management are. This study presents the current solid waste management practices and problems in nigeria.
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