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Original Articles

A New High-Pressure Sodium Lamp with High Color Acceptability

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Pages 341-349 | Published online: 20 Sep 2013
 

Abstract

This paper describes development and characteristics of a new high-pressure sodium (HPS) lamp which presents comfortable lighting environments comparable to incandescent lamps. In addition to attractive color appearance, the new HPS lamp offers lamp efficacy of 40 to 60 lm/W and average life of 9,000 hrs. The new HPS lamp is expected to find out extensive applications in general lighting services, as an energy saving substitute for incandescent lamps.

Ce document portait sur la mise au point et les caractéristiques d'une nouvelle lampe à vapeur de sodium à surpression (HPS) qui donne un éclairage aussi agréable que les lampes à incandescence. Outre ses caractéristiques couleurs attrayantes, la nouvelle lampe HPS offre un rendement de 40 à 60 lm/W et dure en moyenne 9000 heures. On estime qu'elle deviendra très répandue pour les services d'éclairage généraux, où elle remplacera les lampes à incandescence dont la consommation en énergie est plus élevée.

Este documendo describe el desarrollo y características de una nueva lámpara da vapor de sodio de alta presión (HPS) que proporciona una iluminación tan agradable como la de las lámparas incandescentes. Además de sus stractivos colores característicos, la nueva lámpara HPS ofrece una eficacia de 40 a 60 lm/W y dura un promedic de 9000 horas. Se anticipa qua estas lámparas de bajo consumo eléctrico reemplazarán las lámparas incandescentes y serán utilizadas extensamente por los servicios de iluminación general.

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