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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

Root Grinder

Grass Root Grinder Sketch Models

10/05/05

1 separate
1: Separate

root!

tumbling sifter

large scale sketch model

1 separate1
1: Separate

colander

flour sifter

shaking

tumbling sifter

background
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

design challenges
Design Challenges

Tumbler:

  • Excess particles
  • Tumbler Jams
  • Integration
design challenges1
Design Challenges

Grinder/Cutter:

  • Power
how it fits our idea area
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.

background1
Background
  • Customers/Market:
sources
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