ASTM D2157空气供给对燃料馏分燃烧产生烟道气中烟密度影响标准试验方法
日期:2012-02-10 10:34
on of excess air to smoke density is thus susceptible to some change at different points in an operating cycle. In practice, an adequate compromise is possible by operating the burner for 15 min before any readings are recorded and then obtaining the test data within a succeeding 25-min period.
Under laboratory conditions, CO2 readings are reproducible to 0.3 % and smoke readings are reproducible to smoke spot number.
1. Scope
1.1 This test method covers the evaluation of the performance of dis
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