PAST ROUNDTABLES & UPDATES:
April 7, 2017
TYPES OF “WASTES," TYPES OF DIGESTERS, TYPES OF END USES
Farm digesters & diverting food & other organics in Vermont
Presenter: Alex DePillis, Senior Agricultural Development Coordinator; VT Agency of Agriculture, Food & Markets
Guidance: How to Send Food Processing Waste to On-Farm Anaerobic Digesters
VT Food Processing Waste Import Form for Farms
January 6, 2017
TOPIC: Digester cleaning & maintenance
- Richard Weare, Capital Projects Manager, Greater Lawrence Sanitary Treatment District (GLSD), No. Andover, MA
Richard has worked in operations at GLSD for many years, including during and since the commissioning of the District's three digesters in 2002. He is overseeing the current installation of a fourth digester and combined heat & power (CHP) systems.
- Paul Senesac III, President & CEO, P&H Senesac, Milton, VT
Paul established P&H Senesac Inc in 1985, getting into the septic tank business and ultimately in the municipal & industrial waste treatment and cleaning business. The company is now a nationwide service business providign solids dewatering, lagoon cleaning, and digester cleaning.
Weare presentation slides
Notes from discussion
October 7, 2016
TOPIC: Co-Digestion Results in Net Energy Producer
Technical details of East Bay MUD's ground-breaking, net-zero digestion & energy systems.
SPECIAL GUEST PRESENTER:
John Hake, who grew up in the Springfield, VT area, is the Manager of the Resource Recovery Program at East Bay Municipal Utility District (EBMUD) in Oakland, CA. EBMUD was the first water resource recovery utility in the U. S. to reach net-zero energy production - and then net positive energy production. They’re a leader in digestion, co-digestion, and energy generation. http://www.ebmud.com/wastewater/recycling-water-and-energy/
July 1, 2016
TOPIC: Co-Digestion: Adding outside feedstocks
- Jim Jutras of Essex Junction, VT, which has processed in its digesters FOG, landfill leachate, food processing residuals, and more - for many years.
- Mac Richardson, Lewiston-Auburn, ME, where, over the past year, they have begun experimenting with taking in outside feedstocks.
Presentation Slides (PDF)
April 1, 2016
TOPIC: Introduction & Organization
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