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LED Street Lighting in Osnabrück

LED Street Lighting in Osnabrück. Osnabrück October 2011. Marcel Haselof, Stadtwerke Osnabrück. Andreas Hänel Planetarium, Museum am Schölerberg, Osnabrück. LED lighting. rapid increase of efficiency of white light LEDs long lifetime compactness dimmable/switchable sturdy

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LED Street Lighting in Osnabrück

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  1. LED Street Lighting in Osnabrück Osnabrück October 2011 Marcel Haselof, Stadtwerke Osnabrück Andreas Hänel Planetarium, Museum am Schölerberg, Osnabrück

  2. LED lighting • rapid increase of efficiency of white light LEDs • long lifetime • compactness • dimmable/switchable • sturdy • more light at lower temp. • low light pollution? • still lower efficiency (NAV) • expensive • thermal management • colour rendition TRIDONIC.ATCO

  3. LEDs are getting more efficient, but warm < cool DOE

  4. Light colour, Man and Vision LED Protected spectral range for visual astronomy (Falchi et al. 2011)

  5. Technical masterplan illumination

  6. Richthofenweg Immelmannstraße residential area Pssssst!

  7. conventional lighting compact fluorescent

  8. Hess Sera • 34 W • 2400 lm • 5600 K • 80 lx (brightest part)

  9. iGuzzini Delphi • 39 W • lm • 4000 K

  10. Indal Stela • 21 W • 91...120...240 lm • 4000 K • 30 lx

  11. Philips City Spirit LED • 29 W • 1400 lm • 3000 K • 13 lx

  12. Trilux 9354 LED • 24 W • 2400 lm • neutral white (4000 K?) daylight white (5500 K?) • 43 lx

  13. Hella Eco Streetline • 45 W • 2900 lm • 6300 K • 25 lx

  14. Richthofenweg Immelmannstraße

  15. VAT Energies Westerkappeln Automous, photovoltaic, Savonius rotor no power lines! installation in Yorktown, IN 23 lx, 3500 K

  16. Spectral sensitivity Innolumis (Lemnis/Imtech)? Mixture of red (630 nm) - green (500 nm) Enschede/Hengelo

  17. spectral sensitivity Innolumis (Lemnis/Imtech) solution? mixture of red (630 nm) - green (500nm) Lemnis

  18. “Auto lightmeter“ Auto - car - automatic

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