Waste to Energy by Muhammad Shakaib Qureshi
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Transcript of Waste to Energy by Muhammad Shakaib Qureshi
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WASTE TO ENERGY ENVIRONMENTAL MANAGEMENT
BTECH 3rd YEAR CIVIL TECHNOLOGY
By
Muhammad Shakaib Qureshi
BBS University of Technology and Skill
Development Khairpur Mirs
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WHY WASTE TO ENERGY
• The amount of solid waste generated each year has been
increasing much faster than population growth. Growing demand
of energy is also increases.
• Today, we face numerous environmental & economic challenges:
• • Population growth and associate waste disposal needs
• • Global Warming
• • Dependence on fossil fuels
• There is a common solution for all of these challenges.
• Energy-from-Waste (EfW) provides:
• • Safe, economic waste disposal
• • Greenhouse gas reduction
• • Renewable energy
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WASTE TO ENERGY
• Waste-to-energy uses trash as a fuel for
generating power, just as other power plants
use coal, oil, or natural gas. The burning fuel
heats water into steam that drives a turbine to
create electricity. The process can reduce a
community’s landfill volume by up to 90
percent, and prevent one ton of carbon dioxide
release for every ton of waste burned.
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METHODS TO MINIMIZE WASTE
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BEST METHOD TO MAKE ENERGY FROM WASTE
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Energy Generation Through
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TECHNOLOGY SELECTION CONSIDERATIONS
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TECHNOLOGIES OVERVIEW
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THERMAL CONVERSION (GASIFICATION)
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THERMAL CONVERSION (PYROLYSIS)
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THERMAL COVERSION (COMBUSTION)
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BIOCHEMICAL REACTOR
• “An anaerobic digester is an air tight, oxygen‐free container
that is fed an organic material, such as animal manure or food
scraps.
• A biological process occurs to this mixture to produce
methane gas, commonly known as biogas, along with an
odor‐reduced effluent. Microbes break down manure into
biogas and a nutrient‐rich effluent.”
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ANAEROBIC DIGESTION
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ADVANTAGES OF ANAEROBIC DIGESTION
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LANDFILL GAS TO ENERGY
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LANDFILL PROCESS
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• THANKS FOR LISTENING ME