Detection of through-wall leakage - Coke Oven Managers Association
Detection of through-wall leakage - Coke Oven Managers Association
Detection of through-wall leakage - Coke Oven Managers Association
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<strong>Detection</strong> <strong>of</strong> <strong>through</strong>-<strong>wall</strong> <strong>leakage</strong> (Tata Steel)• Results <strong>of</strong> measurements at waste gasboxes before, during & after charging;• Low <strong>leakage</strong> (top) and high <strong>leakage</strong>(bottom);• Main indicators for <strong>through</strong>-<strong>wall</strong> <strong>leakage</strong>are O 2 , CO, CH 4 ;• Examples (during charging <strong>of</strong> ovens)• Low <strong>leakage</strong>,─ CO: ~ 3,000 ppm─ CH 4 : ~ 340 ppm─ O 2 : ~ 1%• High <strong>leakage</strong>,─ CO: ~ 18,000 ppm─ CH 4 : ~ 1,200 ppm─ O 2 : 0%COMA Conf, Scunthorpe, ECOCARB 4-5 April 2013 9
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