2011 Solid Wastes Notes

2011 Solid Wastes Notes - • Cell phones: estimates range...

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Solid Wastes Quantities, Characteristics, and Management brief introduction 53:158 ( ) a commonly taken technical elective (EFA) Reading Ch. 13: Solid Waste Engineering specific reading assignments will be given in class Lecture notes ( some data a bit out of date! ) MSW data from EPA website (www.epa.gov/msw/ msw99.htm) Iowa data from IDNR website (www.iowadnr.com/ waste/index.html)
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Municipal Solid Waste (MSW)
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MSW – What about Iowa?
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MSW generation rates – total (million tons each year) and per capita (lb/cap-d) MSW recycling data: - million tons each year - % recycled each year
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MSW generation and recycling
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MSW – recycling and recovery
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Products in MSW
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Products in MSW
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What about “E-Waste”?
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Unformatted text preview: • Cell phones: estimates range from 150 to700 million/yr • Computers: estimates range from 20 to 50 million/yr How do we manage MSW? 1. 2. 3. 4. How do we manage MSW in the US? Estimating the volume required for a Landfill ) (kg/m fill compacted of density D yr)-(kg/capita year per capita per collected waste solid of mass average C ) (m cover of volume V ) (m waste solid of volume V V V V fill compacted to (soil) cover of ratio E population P /yr) (m landfill of volume V where D PEC V 3 c 3 c 3 sw sw c sw 3 LF c LF = = = = + = = = = = From Davis and Masten Both leachate and gas are collected and “managed”. Fig. 13-11: Refuse-Derived Fuel (RDF) Plant...
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This note was uploaded on 06/03/2011 for the course 53 50 taught by Professor Parkin during the Spring '11 term at University of Iowa.

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2011 Solid Wastes Notes - • Cell phones: estimates range...

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