NF EN ISO 11092
Textiles - Physiological effects - Measurement of thermal and water-vapour reistance under steady-state conditions (sweating guarded-hotplate test)
ISO 11092:2014 specifies methods for the measurement of the thermal resistance and water-vapour resistance, under steady-state conditions, of e.g. fabrics, films, coatings, foams and leather, including multilayer assemblies, for use in clothing, quilts, sleeping bags, upholstery and similar textile or textile-like products.The application of this measurement technique is restricted to a maximum thermal resistance and water-vapour resistance which depend on the dimensions and construction of the apparatus used (e.g. 2 m2·K/W and 700 m2·Pa/W respectively, for the minimum specifications of the equipment referred to in ISO 11092:2014).
ISO 11092:2014 specifies methods for the measurement of the thermal resistance and water-vapour resistance, under steady-state conditions, of e.g. fabrics, films, coatings, foams and leather, including multilayer assemblies, for use in clothing, quilts, sleeping bags, upholstery and similar textile or textile-like products.
The application of this measurement technique is restricted to a maximum thermal resistance and water-vapour resistance which depend on the dimensions and construction of the apparatus used (e.g. 2 m2·K/W and 700 m2·Pa/W respectively, for the minimum specifications of the equipment referred to in ISO 11092:2014).
Les principales modifications apportées sur la norme de base sont : - remplacement du 6e alinéa en 5.3 ; - ajout d'une note à la fin du 3e alinéa en 7.2.1 ; - ajout d'une Annexe C informative relative à la mise en place des éprouvettes pour les matériaux sujets au gonflement.
- Avant-proposiv
- Introductionv
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1 Domaine d'application1
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2 Termes et définitions1
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3 Symboles et unités2
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4 Principe3
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5 Appareillage3
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6 Éprouvettes d'essai7
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6.1 Matières d'épaisseur < ou = 5 mm7
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6.2 Matières d'épaisseur
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7 Mode opératoire d'essai9
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7.1 Détermination des constantes de l'appareil9
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7.2 Mise en place des éprouvettes sur l'unité de mesure10
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7.3 Mesurage de la résistance thermique Rct10
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7.4 Mesurage de la résistance à la vapeur d'eau Ret11
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8 Fidélité des résultats11
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8.1 Répétabilité11
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8.2 Reproductibilité12
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9 Rapport d'essai12
- Annexe A (normative) Mode de montage des éprouvettes contenant des matières de garnissage ou ayant une épaisseur irrégulière13
- Annexe B (normative) Détermination des facteurs correctifs de la puissance de chauffe14
- Annexe C (informative) Indications relatives à la mise en place des éprouvettes pour les matières sujettes au gonflement15
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