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Root Grinder

Root Grinder. Grass Root Grinder Sketch Models. 10/05/05. 1: Separate. root!. tumbling sifter. large scale sketch model. 1: Separate. colander. flour sifter. shaking. tumbling sifter. Background. Requirements: Step 1: Separate from dirt Step 2: Chop/grinded into <1 cm length

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Root Grinder

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  1. Root Grinder Grass Root Grinder Sketch Models 10/05/05

  2. 1: Separate root! tumbling sifter large scale sketch model

  3. 1: Separate colander flour sifter shaking tumbling sifter

  4. Background • Requirements: • Step 1: Separate from dirt • Step 2: Chop/grinded into <1 cm length • Step 3: mix back in with separated dirt • 1 cm3 fertilizer per plant ~ 0.254m Ø 1 – 2mm

  5. Design Challenges Tumbler: • Excess particles • Tumbler Jams • Integration

  6. Design Challenges Grinder/Cutter: • Power

  7. How It Fits Our Idea Area: “Renewable or alternative energy and agriculture…” Producing inoculum root as an alternative fertilizer reduces energy consumption used to produce ammonia.

  8. Background • Customers/Market:

  9. Sources: • World Bank Group http://web.worldbank.org/WBSITE/EXTERNAL/NEWS/0,,contentMDK:20432940~menuPK:34480~pagePK:64257043~piPK:437376~theSitePK:4607,00.html • Economic Research Service (USDA) http://www.ers.usda.gov/Briefing/Organic/ • United States Census of Agriculture http://www.nass.usda.gov/census/ • World Resources Institute http://earthtrends.wri.org/searchable_db/index.cfm?step=countries&ccID=10&theme=8&variable_id=196&action=select_years • International Fertilizer Industry Association http://www.fertilizer.org/ifa/statistics/indcators/ind_reserves.asp

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