POWER GENERATION IN DEVELOPING COUNTRIES KINKAJUICE : HUMAN POWERED - - PowerPoint PPT Presentation

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POWER GENERATION IN DEVELOPING COUNTRIES KINKAJUICE : HUMAN POWERED - - PowerPoint PPT Presentation

Oct 15, 2022 108 likes •209 views

POWER GENERATION IN DEVELOPING COUNTRIES KINKAJUICE : HUMAN POWERED GENERATOR Keith Durand / Christine Lin / Smitha Raghunathan YELLOW TEAM A POWER GENERATION IN DEVELOPING COUNTRIES KINKAJUICE : HUMAN POWERED GENERATOR THE CLIENT Kinkajou

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SLIDE 1

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 2

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

THE CLIENT Kinkajou Microfilm Projector (projected 10,000+ units) THE NEED 5-15 Watt Off-Grid Power Supply

  • lightweight
  • portable
  • durable
  • environmentally conscious
  • reliable
  • cost effective ($25 target)
  • 10:1 use to charge ratio

KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 3

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

THE POWER REQUIREMENTS Voltage 12 V DC Current 1.0 A

  • Min. continuous duty cycle

2 hrs Reliability 10,000 hrs MTBF KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 4

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

INVESTIGATED POWER SUPPLIES & CONS 15 W Solar Panel Cost ($130 total) Bicycle powered generator Low reliability, overall size Hand crank 3:1 use to charge ratio KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 5

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

Source: Bicycling Science, David Gordon Wilson

BICYCLING VERSUS ROWING

  • Curve 1 – cycling
  • Curve 2 – free rowing w/ fixed

feet

  • Curve 3 – forced rowing w/

fixed feet

  • Curve 4 – free rowing w/ fixed

seat

  • Curve 5 – forced rowing w/

fixed seat KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 6

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

THE TYPICAL ROWING MACHINE KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 7

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

REDESIGNING THE TYPICAL ROWING MACHINE

85° 75° 65° foot positioning

fixed free KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 8

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

THE PRELIMINARY DESIGN retractable handle battery charge indicator foot straps (back panel) power

  • utlets

lockable wheels KINKAJUICE : HUMAN POWERED GENERATOR

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SLIDE 9

POWER GENERATION IN DEVELOPING COUNTRIES

Keith Durand / Christine Lin / Smitha Raghunathan

YELLOW TEAM A

THE PRELIMINARY DESIGN KINKAJUICE : HUMAN POWERED GENERATOR