IEC TS 61370:2002
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-31-2021
English - French
06-20-2002
FOREWORD
1 Scope
2 Abbreviated terms
3 Need for steam purity control
3.1 Corrosion and loss of efficiency or output
3.2 Categories of plant
3.2.1 Reheat and non-reheat plants
3.2.2 Primary source of energy
3.3 Operating regimes
3.3.1 Start-up
3.3.2 Volatile chemical-based treatments
3.3.3 Solid chemical-based treatments
4 Sampling and analysis
4.1 Sampling locations
4.2 Measured parameters
4.2.1 Cation conductivity
4.2.2 Sodium
4.2.3 Silica
4.3 Significance of parameters
4.3.1 Cation conductivity
4.3.2 Sodium
4.3.3 Silica
4.3.4 Chloride
4.3.5 Sulphate
4.3.6 Iron and copper
4.3.7 Alternative additives
Annex A (informative) Guideline values
Bibliography
Figure 1
Tables
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