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reason for low silica in boiler blow down even CBD is closed
thanks TDK we removed insulation from IBD lines and CBD lines and checked temperature at upstream and down stream of valves. We found that IBD valve is slightly passing. Problem will be fixed by replacing this valve in coming shut down- mssengr
- Post #4
- Forum: Chemical plant design & operations
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reason for low silica in boiler blow down even CBD is closed
We are operating four boilers at 105 Kg/Cm2 pressure. Silica in their steam drums is as low as 120 ppb. CBD, IBD and sample coolers valves from their drums are also closed. Moisture in flue gases are also analyzed showing no tube leakages. we fail to understand why silica is so less? BFW being...- mssengr
- Thread
- Replies: 3
- Forum: Chemical plant design & operations
