This standard specifies the steam and water quality for power plant and steam-generating equipment during their normal operation and startup of shutdown (standby) plant.
This standard is applicable to power plant and steam-generating equipment with the main steam pressure of boiler not less than 3.8MPa (gauge pressure).
2 Normative References
The following document for the application of this document is essential. For dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
DL/ T 1358-2014 Quality Criterion of Water and Steam for Generating Unit and Steam Power Equipment
3 Terminologies and Definitions
For the purpose of this standard, the following terminologies and definitions apply.
3.1
Cation conductivity
The conductivity of water sample measured after being subjected to hydrogen strong acid cation exchange resin treatment.
3.2
Feed water system without copper alloys
The feed water system whose components and equipment (excluding condenser) is in contact with water and steam contains no copper or copper alloy materials.
