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Sustainable Solutions from Emerson
Michael Keleman
Manager of Environmental Engineering
Technology Fostering Sustainable Uses of Food Waste
10:45 AM – 12:00 PM, Thursday, September 7th
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Convergence of Environmental Megatrends
FOOD WASTE REDUCTIONFOOD WASTE REDUCTION
FEDERAL GOAL50% by 2030
ROADMAP 20% for $18B
LANDFILL DIVERSION OF ORGANICS
STATUTORY BANS | CA • MA • RI • VT • CT
Soon in FL • MD • MN • NJ MUNICIPAL ZERO WASTE PLANSAustin • NYC • Portland • San Francisco • Seattle
RESOURCE RECOVERY
CLEAN WATER ENERGY FERTILIZER
FOOD WASTE REDUCTION
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: A more efficient and sustainable way to manage food waste
Compressed
Natural Gas
Electricity
HeatGrind food
in batches
Anaerobic
digestion
Periodic
transport
Slurry
holding tank❶
❷
❸
❹
❺
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Data & Research
• Characteristics
– Total Solids 10-12%
– Volatile Solids >90%
– pH ~4
– Density of 1 g/ml
– Chemical Oxygen Demand
~150,000 mg/L
– Biochemical Methane Potential
400-600 L CH4/kg VS
– Low Heavy Metals
• Quality
– Pumpable
– Low Contamination
– High Energy Value
– Readily Biodegradable
– Synergistic Effects on Methane Production & Volatile Solids Destruction
– Very Low Impact on Biosolids Production
Consistent Characteristics and Quality of Grind2Energy Slurry
Equates to High Value for Anaerobic Digesters
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T H E C H A L L E N G E I N T H E F U T U R E I S H O W T O E X T R A C T E N E R G Y F R O M W A S T E W A T E R
M O S T E F F I C I E N T L Y … F O O D W A S T E C O U L D B E G R O U N D U P I N K I T C H E N F O O D W A S T E
G R I N D E R S A N D T R A N S P O R T E D T O W A S T E W A T E R T R E A T M E N T F A C I L I T I E S … ” .
G E O R G E T C H O B A N O G L O U S
Disposers - “More than Appliance of Convenience”
*Disposers Now Mandated in All New Construction: http://bit.ly/1qJAUXZ
Environmental Tool for
Preserving Public Health
and Promoting Sustainability
Myths & Misconceptions of Disposers
• Water & Electricity Usage
• Food Waste Clogs Plumbing & Sewers
Municipal Projects to Demonstrate Efficacy of Disposers
Philadelphia*, Tacoma, Milwaukee, Boston and Chicago
Research Confirms Sustainability of Disposers
$CO2
Life-Cycle
Assessment (2011)
Sustainable
Food Waste
Evaluation
(2012)
Impacts to
Wastewater
Treatment
(2013)
60 million homes 52%
A M E R I C A N H O U S I N G S U R V E Y
All Occupied Units
115,852,000
Disposal in Sink
60,126,000
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Questions?
Michael Keleman
Manager of Environmental Engineering
InSinkErator
262-598-5219Emerson Confidential and Proprietary/For internal use only