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Practivistas Dominicana/HW

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This is a page for conveying homework assignments for Practivistas Dominicana Appropriate Technology courses from May 24th to July 5th, 2014. Assignments are due before class starts on the day denoted below.

Tentative calendar

Week 1 - May 26, 2014

1 - lunes

Topics covered: US and Program introductions, Experiences in country so far, Getting around, Cultural norms, Syllabus design, Paperwork, A little about AT, Group Introductions (uno a uno)

1 - martes

Topics covered: Appropriate Technologies (ppts y paginas), Appropedia

Assignments due
  1. Read Mundane Science article and Appropedia pages:

1 - miércoles

Topics covered: Microhydro and Appropriate Technology

Assignments due
  1. read the notes at Jottings on appropriate technology on differing definitions of Appropriate Technology.
  2. Make/update your Appropedia user page
  3. Add one relevant construction, renewable energy, appropriate technology, or engineering word to Practivistas Dominicana/vocabulary

1 - jueves

Topics covered: Charcoal, AT examples

Assignments due
  1. Read:
Assignments due
  1. Find and record a photo and location for each of two local example ATs from Santo Domingo in groups of four
    • For each of the two topics, answer the following, preferably in Spanish:
      • Brief description such as type and application.
      • Location (address or coordinates)
      • Justification as Appropriate Technology based on a definition of AT.
      • Issues with its appropriateness based on a definition of AT.
      • Notes, such as phone number, if applicable.
  2. Post your AT examples to Practivistas Dominicana/AT Gallery. You might want to wait until after you do your userpage for more instructions on how.

1 - viernes

Topics covered: El Limón fieldtrip

1 - sabado

Topics covered: El Limón fieldtrip

Week 2 - June 2, 2014

2 - lunes

Topics covered: Microhydro, AT

Assignments due

2 - martes

Topics covered: Microhydro, Community meetings, La Yuca Meeting in the evening ... cancelled meeting

Assignments due
  1. Calculate power and inefficiency from the El Limon data:
    • Q=110 GPM
    • Hdynamic=385 ft
    • I=27A
    • V=227V
  2. Calculate total energy delivered (assuming the P we found was the average P) per day
    • To town
    • per household
  3. Describe the El Limon system with pictures, diagrams, art, etc. If you work in a team, state so explicitly and make it wonderful.
  4. Read http://sgp.undp.org/download/SGP_DominicanRepublic2.pdf, http://www.dominicantoday.com/dr/technology/2010/8/11/36616/Jarabacoa-village-gets-two-micro-hydroelectric-stations and HSU Chiapas micro hydro feasibility study.
  5. Optional - do this problem set on unit conversion

2 - miércoles

Topics covered: Las Malvinas work trip, all afternoon to evening

Assignments due
  1. Recalculate Pnet for the MH system from class today, but using 3" pipe
    • Qmax=200GPM
    • Hstatic=43 ft
    • run=280ft
    • %take=0.5
    • e=0.83
  2. Calculate Pmax (very easy) and compare to Pnet2.5 (from class) and Pnet3 (from #1)
  3. Calculate everything about the El Limon system, including:
    • Hstatic (working your way backwards)
    • e
    • Pmax
    • Assuming there are just a few of each fitting and no M/F adapters
  4. Add one word related to Practivistas to Practivistas Dominicana/vocabulary

2 - jueves

Topics covered: Projects, Ghetto2Garden, La Yuca visit at 6pm.

2 - viernes

Topics covered: Project selections, Literature review, More sustainable construction

Assignments due
  • Top 3 project picks

2 - sabado

RESEARCH! Minimum of 8 hours. Due by midnight.

2 - domingo

Las Malvinas community meeting.

Week 3 - June 9, 2014

3 - lunes

Topics covered: Earthen construction, Projects

Assignments due
  1. Team project page with:
    • Opportunity definition or Objective
    • Research (at least 8 hours per team member)

3 - martes

Topics covered: Microhydro quiz, Field work

3 - miércoles

Topics covered: field work

Assignments due

3 - jueves

Topics covered: Heat, Temperature, Insulation, Thermal Mass, Energy

Assignments due

3 - viernes

Topics covered: Alternative solutions, Timeline, Budget, Thermal mass

Assignments due

3 - sabado

Topics covered: Project fieldwork

Week 4 - June 16, 2014

4 - lunes

Topics covered: Natural building, Earthen Ovens, Frustration and community projects, finding next steps, engaging

Assignments due
  1. Criteria added to project page
  2. Timeline added to project page
  3. Heat needed to maintain the temperature daily in BTU/day.
  • Using the following assumptions:
    • Wall: 14 ft2*oF*hr/BTU    
    • Window: 0.9 ft2*oF*hr/BTU 
    • Door: 2.3 ft2*oF*hr/BTU 
    • Roof: 35 ft2*oF*hr/BTU 
    • Avg Tout: 36 oF
    • Avg Tin: 70 oF
    • Room: 14' x 20' x 12' (tall)
    • 3 Windows: 3' x 2'
    • 1 Door: 8' x 3'

4 - martes

Topics covered: Budget, Power and Energy, Electricity

Assignments due

4 - miércoles

Topics covered: Field work, Natural building quiz

4 - jueves

Dia de Corpus Cristi

4 - viernes

Topics covered: Electricity

Assignments due
  1. Read Electricity basics
  2. Budget added to project page
  3. Find an error in HowStuffWorks Hydropower (no more than 30 minutes. Bring in on a scrap of paper.)
  4. Complete a electrical energy audit for your house (US, RD, wherever).

4 - sabado

Topics covered: Project

Assignments due:

  • Project update on Appropedia

Week 5 - June 24, 2013

5 - lunes

Topics covered: Electricity and Solar, Appropriate Technology

Assignments due

5 - martes

Topics covered: Solar

Assignments due
  • Solar sizing

5 - miércoles

Topics covered: Solar lab

Assignments due

Find:

5 - jueves

Topics covered: Rainwater

Assignments due

5 - viernes

Topics covered: Rainwater

Assignments due

Week 6 - June 30, 2014

6 - lunes

Topics covered: Presentations, Finishing up, Rainwater

Assignments due
  • Appropedia page design

6 - martes

Topics covered: Lots more appropriate technology

Assignments due

6 - miércoles

Topics covered: Presentation and Appropriate Technology - Prepare for Thursday's presentation

Assignments due
  • Practice presentations

6 - jueves

Topics covered: Presentations at Cultural Center of Spain

Assignments due
  • Printout of presentation (6 slides per page)
  • Digital version of powerpoint

6 - viernes

Topics covered: Feedback 9am, Final quiz 12pm, Family get together 2pm, Las Malvinas presentation 4pm

Assignments due by Saturday, July 6th, Midnight PST
  1. Final quiz
  2. Final writeup
    • This is your completed Appropedia page.
  3. Final peer evaluation
    • Please grade yourself and your teammates on your project.
    • Make one short paragraph for each person (including yourself). State the letter grade deserved and be thorough on your justification. Your final project grades are affected by this peer evaluation.
    • Please also include any program/project feedback that you are comfortable with me sharing openly.
    • Email it to me, with the subject "Practivistas: YOUR NAME-Peer Evaluation" (replacing the ALLCAPS).
  4. Final video
    • As discussed, a short (1 to 5 minutes) video that is some combination of inspirational and instructional (how to make and or maintain). You can pick the combination that suits your project best, or make separate shorter videos for each.
    • On windows try the built-in Movie Maker, or the free and simple FreeMake, or the free and complex/full featured Handbrake.
  5. Thank you notes
    • You do not need to turn these in to me. If you have emails of people you would like to thank, please do so before Saturday.