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项目 |
额定蒸汽压力/ MPa |
P≤1.0 | 1.0<P≤1.6 | 1.6<P≤2.5 | |||
补给水类型 | 软化水 | 除盐水 | 软化水 | 除盐水 | 软化水 | 除盐水 | |
给 水 |
浊度/ FTU | ≤5.0 | ≤2.0 | ≤5.0 | ≤2.0 | ≤5.0 | ≤2.0 |
硬度/(mmol/L) | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | |
pH(25℃) | 7.0~9.0 | 8.0~9.5 | 7.0~9.0 | 8.0~9.5 | 7.0~9.0 | 8.0~9.5 | |
溶解氧mg/L | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.05 | ≤0.05 | ≤0.05 | |
油/ (mg/L) | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | ≤2.0 | |
全铁/(mg/L) | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.1 | |
电导率(25℃)/ (μS/cm) |
― | ― | ≤5.5×102 | ≤1.1×102 | ≤5.0×102 | ≤1.0×102 |
项目 |
额定蒸汽压力/ MPa |
P≤1.0 | 1.0<P≤1.6 | 1.6<P≤2.5 | |||||
补给水类型 | 软化水 | 除盐水 | 软化水 | 除盐水 | 软化水 | 除盐水 | |||
锅 水 |
全碱度/ (mmol/L) |
无过热器 | 6.0~26.0 | ≤10.0 | 6.0~24.0 | ≤10.0 | 6.0~16.0 | ≤8.0 | |
有过热器 | ― | ― | ≤14.0 | ≤10.0 | ≤12.0 | ≤8.0 | |||
酚酞碱度mmol/L | 无过热器 | 4.0~18.0 | ≤6.0 | 4.0~16.0 | ≤6.0 | 4.0~12.0 | ≤5.0 | ||
有过热器 | ― | ― | ≤10.0 | ≤6.0 | ≤8.0 | ≤5.0 | |||
pH(25℃) | 10.0~12.0 | 10.0~12.0 | 10.0~12.0 | 10.0~12.0 | 10.0~12.0 | 10.0~12.0 | |||
溶解固形物(mg/L) |
无过 热器 |
≤4.0×103 | ≤4.0×103 | ≤3.5×103 | ≤3.5×103 | ≤3.0×103 | ≤3.0×103 | ||
有过 热器 |
― | ― | ≤3.0×103 | ≤3.0×103 | ≤2.5×103 | ≤2.5×103 | |||
磷酸根 (mg/L) | ― | ― | 10.0~30.0 | 10.0~30.0 | 10.0~30.0 | 10.0~30.0 | |||
亚硫酸根(mg/L) | ― | ― | 10.0~30.0 | 10.0~30.0 | 10.0~30.0 | 10.0~30.0 | |||
相对碱度 | <0.20 | <0.20 | <0.20 | <0.20 | <0.20 | <0.20 |
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