Kerosene space heaters: a major source of ultrafine particles indoors
GEHIN, Evelyne
Centre d'Etudes et Recherches en Thermique, Environnement et Systèmes [Créteil] [CERTES EA 3481]
Centre d'Etudes et Recherches en Thermique, Environnement et Systèmes [Créteil] [CERTES EA 3481]
GUEGAN, Hervé
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
See more >
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
GEHIN, Evelyne
Centre d'Etudes et Recherches en Thermique, Environnement et Systèmes [Créteil] [CERTES EA 3481]
Centre d'Etudes et Recherches en Thermique, Environnement et Systèmes [Créteil] [CERTES EA 3481]
GUEGAN, Hervé
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
< Reduce
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
Centre d'Etudes Nucléaires de Bordeaux Gradignan [CENBG]
Language
en
Communication dans un congrès
This item was published in
Proceedings of Indoor Air 2008, Proceedings of Indoor Air 2008, 2008-08-17, Copenhagen. 2008p. Paper ID 246, 8 pages
English Abstract
Kerosene heaters are known to emit pollutants in the indoor environment but ultrafine particle emission was never reported. A kerosene heater was characterized in an experimental chamber using four different instruments ...Read more >
Kerosene heaters are known to emit pollutants in the indoor environment but ultrafine particle emission was never reported. A kerosene heater was characterized in an experimental chamber using four different instruments to monitor particle number concentration and size distribution down to 5 nm. Another experiment was realized to collect particles and determine their composition in elements, ions, organic/elemental carbon and polycyclic aromatic hydrocarbons. The kerosene heater produced ultrafine particles in the range 5 to 40 nm with a count median diameter of 9.5 nm. The emission rate was (1.8±0.3)×1011 particle*s-1. Chromium and manganese (4 and 0.05 ng*g-1 of burned fuel) were specifically associated with kerosene combustion. Trace levels of sulfates, nitrates, phenanthrene and fluoranthene were also detected. Scanning electron microscopy showed submicronic aggregates mostly composed of carbon and traces of silicon. Our findings showed that kerosene heaters represent a major indoor source of ultrafine particles.Read less <
Origin
Hal imported