固废来源组成处理.ppt

Prepared by: Ahmed Sawalha Sources of Solid Wastes Types of Solid Waste Composition of Solid Waste Determination of the Composition of MSW in the Field Types of Materials Recovered from MSW Future Changes in Waste Composition Sources of solid wastes in a community are: Residential Commercial Institutional Construction and Demolition Municipal Services Treatment Plant Sites Industrial Agricultural MSW includes all the community waste with the exception of industrial process waste and agriculture wastes It is important to define the various types of solid wastes that are generated and the sources to design and operate of the functional elements associated with the management of solid waste Table 1 provides the sources and types of solid waste within a community Types of solid wastes Typical facilities, activities, locations where wastes are generated Source Food wastes, paper, cardboard, plastics, textiles, leather, yard wastes, wood, glass, metals, ashes, special wastes (e.g., bulky items, consumer electronics, white goods, batteries, oil, tires), and household hazardous wastes Single and multifamily dwellings Residential Industrial process waste, scrap materials, etc. Non - industrial waste including food wastes, construction and demolition wastes, rubbish, ashes , hazardous wastes, ashes, special wastes Light and heavy manufacturing, fabrication, construction sites, power and chemical plants Industrial Table 1: Sources and Types of Solid Wastes within a Community Types of solid wastes Typical facilities, activities, locations where wastes are generated Source Paper, cardboard, plastics, wood, food wastes, glass, metals, special wastes, hazardous wastes Stores, hotels, restaurants, markets, office buildings, etc. Commercial Same as commercial Schools, hospitals, prisons, government centers Institutional Wood, steel, concrete, dirt, etc. New construction sites, road repair, renovation sites, demolition of buildings,