DIN 51402-1-1986 燃油系统废气检验.炭黑值的外观检查和光度测定

标准号：DIN 51402-1-1986
中文标准名称：燃油系统废气检验.炭黑值的外观检查和光度测定
英文标准名称：Testing of flue gases of oil burning systems; visual and photometric determination of the smoke number
标准类型：Z25;J90
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：Z25;J90
国际标准分类号：27.060.10
适用范围：The method according to this standard is used for determination the blackening index of exhaust gases of heating installations fired by heating oil EL according to DIN 51603 part 1. For the determination a specified volume of the exhaust gas is forced through a filterpaper. This causes a blackening of the surface of the filter paper. The degree of blackening is measured either by a visual comparison with a test chart or by a photometric comparison with a reference curve.