GB 21257-2014 Replaced National standards force_standard

GB 21257-2014 The norm of energy consumption per unit product of caustic soda

GB 21257-2014 The norm of energy consumption per unit product of caustic soda

Publish Date: 2014-04-28 Implement Date: 2015-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB 21257-2014

Standard Type: National standards

Standard Status: Replaced

is_force_gb: yes

CCS Name: Technical management

ICS Name: Integrated Energy and Heat Transfer Engineering

Publish Date: 2014-04-28

Implement Date: 2015-01-01

Pages: 12 pages

Scope

This standard specifies the technical requirements, statistical scope, and calculation methods for the energy consumption (referred to as "energy efficiency") limits of caustic soda (ion-exchange membrane method and diaphragm method) per unit product, as well as energy-saving management and measures.
This standard applies to the calculation and assessment of energy consumption in caustic soda (ion-exchange membrane method and diaphragm method) production enterprises, as well as the control of energy consumption in new projects.

Development Information

Word Count: 16 Thousand words Pages: 12 pages

Replace the following standards

GB 21257-2007 The norm of energy consumption per unit product of caustic soda

Superseded by the following standards

GB 21257-2024 Norm of energy consumption per unit production of caustic soda,PVC,methane chloride

Referenced Standards

GB/T 209-2006 Sodium hydroxide for industrial use GB/T 2589-1990 General principles for calculation of total production energy consumption GB/T 2589-2008 General principles for calculation of the comprehensive energy consumption GB/T 2589-2020 General rules for calculation of the comprehensive energy consumption GB 12497-1995 Three-phase induction motor energy-saving operation GB/T 12497-2006 Three-phase induction motor's economic operation GB/T 12723-1991 General principles of stipulation of energy consumption norm for unit product GB/T 12723-2008 General principles of stipulation of energy consumption norm for unit product GB/T 12723-2013 General principles for establishing allowance of energy consumption per unit throughput GB/T 13462-1992 Guides for the power transformers energy saving operation in factories and mines GB/T 13462-2008 Economical operation for power transformers GB/T 13466-1992 The general principles of economical operation for fans (pumps、compressors) system of alternating-current electric drive GB/T 13466-2006 The general principles of economic operation for AC driven fan (pump,air compressor) system GB/T 14549-1993 Quality of electric energy supply—Harmonics in public supply network GB/T 17167-1997 Guides for providing and managing of the measuring instruments of energy in enterprise GB 17167-2006 General principle for equipping and managing of the measuring instrument of energy in organization of energy using GB 18613-2002 Limited values of energy efficiency and evaluating values of energy conservation of small and medium three-phase asynchronous motors GB 18613-2006 Minimum allowable values of energy efficiency and the energy efficiency grades for small and medium three-phase asynchronous motors GB 18613-2012 Minimum allowable values of energy efficiency and energy efficiency grades for small and medium three-phase asynchronous motors GB 18613-2020 Minimum allowable values of energy efficiency and values of efficiency grades for motors GB 19153-2003 Limited values of energy efficiency and evaluating values of energy conservation for displacement air compressors GB 19153-2009 Minimum allowable values of energy efficiency and energy efficiency grades for displacement air compressors GB 19153-2019 Minimum allowable values of energy efficiency and energy efficiency grades for displacement air compressors GB 19761-2005 The minimum allowable values of energy efficiency and evaluating values of energy conservation for fan GB 19761-2009 Minimum allowable values of energy efficiency and energy efficiency grades for fan GB 19761-2020 Minimum allowable values of energy efficiency and energy efficiency grades for fan GB 19762-2005 The minimum allowable values of energy efficiency and evaluating values of energy conservation of centrifugal pump for fresh water GB 19762-2007 The minimum allowable values of energy efficiency and evaluating values of energy conservation of centrifugal pump for fresh water GB 20052-2006 The minimum allowable values of energy efficiency and the evaluating values of energy conservation for three-phase distribution transformers GB 20052-2013 Minimum allowable values of energy efficiency and energy efficiency grades for three-phase distribution transformers GB 20052-2020 Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers GB 20052-2024 Minimum allowable values of energy efficiency and the energy efficiency grades for power transformers GB/T 12723-2024 General principles for establishing allowance of energy consumption per unit throughput GB 17167-2025 General rules for energy measuring instrument equipping and managing of energy user GB 19762-2025 Minimum allowable values of energy efficiency and energy efficiency grades for centrifugal pumps

Related Standards

GB/T 3794-1983 Abolished

GB/T 3794-1983 Standard for assesment of technical proficiency and acceptahce for energy balance of industrial enterprise

Publish Date: 1983-07-06

GB/T 5623-1985 Replaced

GB/T 5623-1985 Guides for the stipulation and administration of electricity consumption norm of product

Publish Date: 1985-11-25

GB/T 6421-1986 Abolished

GB/T 6421-1986 Methods for drawing energy flow diagram of industrial enterprise

Publish Date: 1986-05-27

GB/T 6422-1986 Replaced

GB/T 6422-1986 Directives for measuring and testing energy consumption in industrial enterprises

Publish Date: 1986-05-27

GB/T 6425-1986 Replaced

GB/T 6425-1986 Nomenclature for thermal analysis

Publish Date: 1986-05-27

GB/T 8174-1987 Replaced

GB/T 8174-1987 Methods of measuring and evaluating thermal insulation effects for equipments and pipes

Publish Date: 1987-08-28