GB/T 26927-2023Water saving enterprises—Pulp and paper making industry (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document replaces GB/T 26927-2011 "Water-saving Enterprise Papermaking Industry". Compared with GB/T 26927-2011, except for structural adjustments In addition to general and editorial changes, the main technical changes are as follows:

a) The management indicators and requirements for water-saving enterprises have been changed (see 4.3, 4.3 in the 2011 version);

b) Changed the technical indicators and requirements for water-saving enterprises (see 4.4, 2011 version of 4.4);

c) Changed the scoring method for water-saving enterprise management indicators (see Appendix A, Appendix A of the 2011 version);

d) The calculation method of technical indicators of water-saving enterprises has been changed (see Appendix B, Appendix B of the 2011 version).

1 Scope

This document stipulates the indicator system and requirements for the evaluation of water-saving enterprises in the paper industry.

This document is applicable to wood pulp, non-wood pulp, waste paper pulp and other pulping enterprises, newsprint, printing and writing paper, household paper, packaging paper and cardboard manufacturers Water conservation evaluation work for paper enterprises and pulp and paper joint production enterprises.

This document does not apply to special pulp types, thin paper other than household paper, special paper, and product manufacturers with mandatory medical and health requirements. industry and paper product manufacturing companies.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 4687 Paper, cardboard, pulp and related terms

GB/T 7119 Evaluation Guidelines for Water-saving Enterprises

GB/T 12452 General principles for water balance testing

GB/T 18820 General rules for compiling industrial water quotas

GB/T 18916.5 Water intake quota Part 5: Paper products

GB/T 21534 Water conservation terminology

GB/T 24789 General rules for the equipment and management of water measuring instruments for water use units

3 Terms and definitions

The terms and definitions defined in GB/T 4687, GB/T 7119, GB/T 18820, GB/T 18916.5 and GB/T 21534 apply to this document.

4 Evaluation index system and requirements

4.1 The evaluation index system for water-saving enterprises includes basic requirements, management indicators and technical indicators.

4.2 Water-saving enterprises should all meet the basic requirements shown in Table 1.

4.3 The management indicators and requirements of water-saving enterprises are shown in Table 2. The management indicators are calculated according to the method given in Appendix A.

4.4 Water-saving enterprises should all meet the technical indicators and requirements shown in Table 3. The technical indicators are calculated according to the method given in Appendix B.