Fairly accurate factors can be established for 3 of the 4 variables which affect light loss in the luminaire. Thus, for a given installation, it is possible to pick values for lamp lumen depreciation, luminaire dirt depreciation, and reflecting surface depreciation from the data established in the article and obtain a reasonably accurate maintenance factor for street lights in service, as well as for use in calculations of new installations.


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    Titel :

    Field evalustion of roadway lighting maintenance factors


    Beteiligte:
    Oerkvitz, C.A. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1971


    Format / Umfang :

    9 Seiten, 11 Bilder, 2 Tabellen, 6 Quellen


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch




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