Application of color temperature controllability in LED lighting environment of highway tunnel

In recent years, tunnel LED lighting has been widely used in tunnel lighting engineering because of its advantages such as fast start, low energy consumption and good light color controllability. However, at present, the tunnel LED lighting mostly adopts the single dimming control function of light...

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Main Authors: Liu Zhiqiang, Li Peifeng, Jiang Haifeng, Wang Dan
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/09/e3sconf_iaecst20_01101.pdf
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author Liu Zhiqiang
Li Peifeng
Jiang Haifeng
Wang Dan
author_facet Liu Zhiqiang
Li Peifeng
Jiang Haifeng
Wang Dan
author_sort Liu Zhiqiang
collection DOAJ
description In recent years, tunnel LED lighting has been widely used in tunnel lighting engineering because of its advantages such as fast start, low energy consumption and good light color controllability. However, at present, the tunnel LED lighting mostly adopts the single dimming control function of light brightness, which does not give full play to the technical advantages of the tunnel LED lighting with two indicators of light brightness and light color temperature control, and does not consider the influence of the color temperature and spectral distribution of the LED light source on the safety and comfort of the tunnel LED lighting environment. Therefore, this paper studies the relationship between the color temperature of tunnel LED lighting source and the visual comfort and visual recognition distance, analyzes the actual impact of the color temperature of LED light source on the tunnel lighting light environment, and puts forward the color temperature index applicable to the entrance and exit sections of tunnel LED lighting, which provides a theoretical basis for building a safe and comfortable "two types" tunnel LED lighting light environment.
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spelling doaj.art-77a2ad02d408450e81d79737a4f7bc1a2022-12-21T22:43:38ZengEDP SciencesE3S Web of Conferences2267-12422021-01-012330110110.1051/e3sconf/202123301101e3sconf_iaecst20_01101Application of color temperature controllability in LED lighting environment of highway tunnelLiu Zhiqiang0Li Peifeng1Jiang Haifeng2Wang Dan3Research institute of highway ministry of transportYunnan Molin Expressway Construction HeadquartersResearch institute of highway ministry of transportResearch institute of highway ministry of transportIn recent years, tunnel LED lighting has been widely used in tunnel lighting engineering because of its advantages such as fast start, low energy consumption and good light color controllability. However, at present, the tunnel LED lighting mostly adopts the single dimming control function of light brightness, which does not give full play to the technical advantages of the tunnel LED lighting with two indicators of light brightness and light color temperature control, and does not consider the influence of the color temperature and spectral distribution of the LED light source on the safety and comfort of the tunnel LED lighting environment. Therefore, this paper studies the relationship between the color temperature of tunnel LED lighting source and the visual comfort and visual recognition distance, analyzes the actual impact of the color temperature of LED light source on the tunnel lighting light environment, and puts forward the color temperature index applicable to the entrance and exit sections of tunnel LED lighting, which provides a theoretical basis for building a safe and comfortable "two types" tunnel LED lighting light environment.https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/09/e3sconf_iaecst20_01101.pdf
spellingShingle Liu Zhiqiang
Li Peifeng
Jiang Haifeng
Wang Dan
Application of color temperature controllability in LED lighting environment of highway tunnel
E3S Web of Conferences
title Application of color temperature controllability in LED lighting environment of highway tunnel
title_full Application of color temperature controllability in LED lighting environment of highway tunnel
title_fullStr Application of color temperature controllability in LED lighting environment of highway tunnel
title_full_unstemmed Application of color temperature controllability in LED lighting environment of highway tunnel
title_short Application of color temperature controllability in LED lighting environment of highway tunnel
title_sort application of color temperature controllability in led lighting environment of highway tunnel
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/09/e3sconf_iaecst20_01101.pdf
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AT lipeifeng applicationofcolortemperaturecontrollabilityinledlightingenvironmentofhighwaytunnel
AT jianghaifeng applicationofcolortemperaturecontrollabilityinledlightingenvironmentofhighwaytunnel
AT wangdan applicationofcolortemperaturecontrollabilityinledlightingenvironmentofhighwaytunnel