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Electrodialysis device for high-salinity-water concentration
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Basic data
| Standard ID | GB/T 43089-2023 (GB/T43089-2023) |
| Description (Translated English) | Electrodialysis device for high-salinity-water concentration |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | P41 |
| Classification of International Standard | 13.060.25 |
| Word Count Estimation | 14,148 |
| Date of Issue | 2023-09-07 |
| Date of Implementation | 2024-04-01 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
GB/T 43089-2023: Electrodialysis device for high-salinity-water concentration
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 13.060.25
CCSP41
National Standards of People's Republic of China
High salt water concentration electrodialyzer
Published on 2023-09-07
2024-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Table of contents
Preface III
1 Scope 1
2 Normative reference documents 1
3 Terms and Definitions 1
4 Classification and tagging 2
5 Requirement 2
6 Test method 3
7 Inspection Rules 7
8 Marking, packaging, transportation and storage 7
Appendix A (informative) Schematic diagram of detection system 9
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.
Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents.
This document is proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This document is under the jurisdiction of the National Urban Water Supply and Drainage Standardization Technical Committee (SAC/TC434).
This document was drafted by. Hangzhou Lanran Technology Co., Ltd., Hangzhou El Environmental Protection Technology Co., Ltd., Chinese Academy of Sciences Process Engineering
Research Institute, Nanjing University of Technology, Hangzhou Water Treatment Technology Research and Development Center Co., Ltd., Jiangsu Jiuwu High-tech Co., Ltd., China Science and Technology
College Ganjiang Innovation Research Institute.
The main drafters of this document. Zhu Chunyan, Lou Yongtong, Chen Yihuan, Qing Bo, Shi Shaoyuan, Li Weixing, Zhu Haitao, Yang Jiheng, Cao Hongbin.
High salt water concentration electrodialyzer
1 Scope
This document specifies the classification and marking, requirements, test methods, inspection rules, marking, packaging, transportation and
store.
This document applies to the design, production and inspection of high brine concentration electrodialyzers.
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 9969 General Principles of Instructions for Use of Industrial Products
GB/T 14436 General principles for industrial product warranty documents
GB/T 20103-2006 Membrane separation technical terms
3 Terms and definitions
The terms and definitions defined in GB/T 20103-2006 and the following apply to this document.
3.1
highsalinitywater
Salt water with a salt concentration higher than 15g/L.
3.2
membrane pairs celpairs
The basic working unit of electrodialysis consists of a negative membrane, a fresh water separator, a positive membrane and a concentrated water separator in sequence.
[Source. GB/T 20103-2006, 3.2.14, modified]
3.3
membrane stack membranestack
The basic unit of electrodialysis is composed of several ion exchange membranes, separators, and water distribution plates arranged in an orderly manner.
3.4
currentefficiency
In the electrodialysis process, the percentage of actual salt removal by the applied current to the theoretical salt removal.
[Source.GB/T 20103-2006,3.3.19]
3.5
The membrane area in the membrane element that has separation effect.
[Source. GB/T 20103-2006,2.2.8]
3.6
Membrane stack leakage membranestackleakage
During electrodialysis operation, water in the membrane stack leaks to the outside of the membrane stack.
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