Stupanj iskorištenja raznih izvora svjetlosti

Izvor: Wikipedija
Skoči na: orijentacija, traži

Stupanj iskorištenja izvora svjetlosti, za umjetnu rasvjetu, je bezdimenzionalni odnos između svjetlosnog toka (sim. Φ; jed. lm) koje emitira svjetlo i ulazne električne snage (sim. P; jed. W), koje to svjetlo troši.

Kategorija
 
Vrsta
 
Ukupna
luminozitetna efikasnost (lm/W)
Ukupan
stupanj iskorištenja[1]
Izgaranje svijeća 0,3[2] 0,04%
stare ulične plinske svjetiljke 1–2[3] 0,15–0,3%
električna žarulja 100–200 W vofram električna žarulja (230 V) 13,8[4]–15.2[5] 2,0–2,2%
100–200–500 W halogena volfram žarulja (230 V) 16,7[6]–17.6[5]–19.8[5] 2,4–2,6–2,9%
5–40–100 W vofram električna žarulja (120 V) 5–12,6[7]–17.5[7] 0,7–1,8–2,6%
2,6 W halogena volfram žarulja (5,2 V) 19,2[8] 2,8%
volfram kvarc halogena (12–24 V) 24 3,5%
fotografske i projekcione svjetiljke 35[9] 5,1%
Svjetleća dioda - LED bijela LED (sirova, bez napajanja) 4,5–150 [10][11][12][13] 0,66–22,0%
4,1 W LED Edisonov navoj (120 V) 58,5–82,9[14] 8.6–12.1%
6,9 W LED svjetiljka s navojem (120 V) 55,1–81,9[14] 8,1–12,0%
7 W LED PAR20-par.al.reflektor (120 V) 28,6[15] 4,2%
8,7 W LED svjetiljka s navojem (120 V) 69,0–93,1[14][16] 10,1–13,6%
Teoretska granica 260,0–300,0[17] 38,1–43,9%
Lučna svjetiljka ksenon lučna svjetiljka 30–50[18][19] 4,4–7,3%
živa-ksenon lučna svjetiljka 50–55[18] 7,3–8,0%
Fluorescentna svjetiljka T12 cijev s magnetskom prigušnicom 60[20] 9%
9–32 W štedna žarulja 46–75[21][22][5] 8–11,45%[23]
T8 cijev s elektronskom prigušnicom 80–100[20] 12–15%
PL-S 11W U-cijev s tradicionalnom prigušnicom 82[24] 12%
T5 svjetiljka 70–104,2[25][26] 10–15,63%
Spiralna cijev s elektronskom prigušnicom 114-124,3[27] 15–18%
Tinjalica 1400 W sumporna svjetiljka 100[28] 15%
metalna halidna svjetiljka 65–115[29] 9,5–17%
Natrijeva svjetiljka s visokim pritiskom 85–150[5] 12–22%
Natrijeva svjetiljka s niskim pritiskom 100–200[30][31][5] 15–29%
Katodnaluminescencija elektronski stimulirana luminescencija 30[32] 5%
Idealni izvor usječeno 5800 K crno tijelo 251 37%
Zeleno svjetlo kod 555 nm (maksimalno moguća iskoristljivost) 683,002 100%

Izvori[uredi VE | uredi]

  1. Defined such that the maximum value possible is 100%.
  2. 1 candela*4π steradians/40 W
  3. Westermaier, F. V. (1920). "Recent Developments in Gas Street Lighting". The American City 22 (5).
  4. Bulbs: Gluehbirne.ch: Philips Standard Lamps (German)
  5. 5,0 5,1 5,2 5,3 5,4 5,5 Philips Product Catalog (German)
  6. cite web |url=http://www.osram.de/_global/pdf/osram_de/tools_services/downloads/allgemeinbeleuchtung/halogenlampen/haloluxhalopar.pdf |title=Osram halogen |work=www.osram.de |language=German |accessdate=2008-01-28|format=PDF| archiveurl = http://web.archive.org/web/20071107054500/http://www.osram.de/_global/pdf/osram_de/tools_services/downloads/allgemeinbeleuchtung/halogenlampen/haloluxhalopar.pdf%7C archivedate = November 7, 2007
  7. 7,0 7,1 Keefe, T.J. (2007). The Nature of Light. pristupljeno 2007-11-05
  8. Osram Miniwatt-Halogen. www.ts-audio.biz. pristupljeno 2008-01-28June 2008
  9. Klipstein, Donald L. (1996). The Great Internet Light Bulb Book, Part I. pristupljeno 2006-04-16
  10. White LED Offers Broad Temp Range And Color Yield Electronicdesign Otherwise see:Google Cache
  11. Nichia NSPWR70CSS-K1 specifications (pdf). Nichia Corp.. pristupljeno April 26, 2009 September 2010|bot=H3llBot
  12. Klipstein, Donald L.. The Brightest and Most Efficient LEDs and where to get them. Don Klipstein's Web Site. pristupljeno 2008-01-15
  13. Cree XLamp XP-G LEDs Data Sheet. Claims 132 lm/W.
  14. 14,0 14,1 14,2 Toshiba E-CORE LED Lamp
  15. GE 73716 7-Watt Energy Smart PAR20 LED Light Bulb
  16. Toshiba to release 93 lm/W LED bulb Ledrevie
  17. White LEDs with super-high luminous efficacy physorg.com
  18. 18,0 18,1 Technical Information on Lamps (pdf). Optical Building Blocks. pristupljeno 2010-05-01 Note that the figure of 150 lm/W given for xenon lamps appears to be a typo. The page contains other useful information.
  19. (2007) OSRAM Sylvania Lamp and Ballast Catalog.
  20. 20,0 20,1 Federal Energy Management Program (December 2000). How to buy an energy-efficient fluorescent tube lampHow to buy an energy-efficient fluorescent tube lamp, U.S. Department of Energy.
  21. Low Mercury CFLs. Energy Federation Incorporated. pristupljeno 2008-12-23
  22. Conventional CFLs. Energy Federation Incorporated. pristupljeno 2008-12-23
  23. Global bulbs. 1000Bulbs.com accessdate=2010-2-20.|
  24. Phillips. Phillips Master. pristupljeno 2010-12-21
  25. Department of the Environment, Water, Heritage and the Arts, Australia. Energy Labelling—Lamps. pristupljeno 2008-08-14
  26. 1000bulbs.com. 1000Bulbs.com. pristupljeno 2010-2-20
  27. Panasonic. Panasonic Spiral Fluorescent. pristupljeno 2010-09-27
  28. "1000-watt sulfur lamp now ready", IAEEL newsletter, IAEEL
  29. The Metal Halide Advantage. Venture Lighting (2007). pristupljeno 2008-08-10
  30. LED or Neon? A scientific comparison.
  31. Why is lightning coloured? (gas excitations).
  32. "Vu1 ESL™ R-30 Energy Efficient Light Bulb Specifications".