incandescent lighting

Download Incandescent lighting

Post on 09-May-2015

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  • 1.The Incandescent Light Bulb Not such a bright idea anymore

2.

  • Invented by Humphry Davy
  • 1802 in Great Britain

3.

  • First practical lamp by Edison
  • 1879 in America

4.

  • Edisons Bulb
  • Incandescent in Nature
  • Became popular early 1900s

5.

  • Human Factors Goals
  • Increase Safety
  • Enhance Performance
  • Increase User Satisfaction

6.

  • Safety
  • Can cause burns
  • Can cause fires

7.

  • Performance
  • 90% Energy =HeatOutput
  • Only 10% is converted to usable light

8.

  • User Satisfaction
  • Much less efficient than alternatives
  • Usually appearyellowish

9.

  • Why do we still buy these?

10.

  • Set Effect.

11.

  • Less efficiency
  • +
  • Cheaper initial cost
  • =
  • Popularity

12.

  • Less efficiency
  • +
  • Cheaper initial cost
  • =
  • Logical Answer

13.

  • Fluorescent Lighting Alternative

14.

  • Fluorescent Bulb Alternative

-100 watt output comparison- 80.3 Lbs CO2 365 Lbs CO2 Environmental Cost $3.17 $14.65 4 Hour/Day cost/year $0.28 $1.46 Annual Cost Per Bulb $2.89 $13.19 Electric Cost Per Year $4.00 $0.75 Per Unit Cost Less than 1 11 Bulbs Per Year 10,000 Hours 750 Hours Lifetime 75% Light | 25% Heat 90% Light | 10% Heat Light vs. Heat 22 Watt Compact Fluorescent 100 Watt Incandescent 15.

  • Fluorescent Bulb Alternative

$3.17 $14.65 4 Hour/Day cost/year $2.89 $13.19 Electric Cost Per Year Less than 1 11 Bulbs Per Year 10,000 Hours 750 Hours Lifetime 22 Watt Compact Fluorescent 100 Watt Incandescent 16.

  • Energy Star Rated Bulbs
  • Consume 75% Less Energy
  • Last 10x Longer
  • Safer

17.

  • Lesser Known Alternative

LED Lighting (Light-Emitting Diodes) 18.

  • Lesser Known Alternative

Common Uses Flashlights Desk Lamps Indicator Lights 19.

  • Lesser Known Alternative

Pros Very cheap to power Produce almost no heat Color changing models 20.

  • Lesser Known Alternative

Cons About $35 for a bulb 21.

  • Lesser Known Alternative

As costs fall these will become the standard 22.

  • Light Bulb Selection?
  • Less choice = quicker decision making
  • Long term thinking and logic are necessary

23.

  • Light Bulb Selection?
  • Decision Complexity = Low

24.

  • Light Bulb Selection?
  • Incandescent Light Bulb Ban

25.

  • Light Bulb Selection?
  • Will be phased out in California by 2018 due to usage costs
  • Government buildings in CA will be converted to fluorescent lighting within 3 years

26.

  • Light Bulb Selection?
  • Brazil & Venezuela at forefront to phase them out in 2005
  • In Australia incandescent lighting will be banned by 2010
  • European union proposed a ban on manufacturing new incandescent bulbs

27.

  • So how does this affect you?
  • Ifyou buy compact fluorescent bulbs
  • (preferably theeco-friendlykind)
  • Thenyou will
  • Save money
  • Have whiter light
  • Not get burned if you fall on one

28. Questions?

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