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GB/T 40816.2-2024: Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2: Reheating furnaces for steel
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Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2: Reheating furnaces for steel
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GB/T 40816.2-2024
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Basic data | Standard ID | GB/T 40816.2-2024 (GB/T40816.2-2024) | | Description (Translated English) | Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2: Reheating furnaces for steel | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K61 | | Classification of International Standard | 25.180.10 | | Word Count Estimation | 40,422 | | Date of Issue | 2024-10-26 | | Date of Implementation | 2025-05-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 40816.2-2024: Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2: Reheating furnaces for steel
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT40816.2-2024
ICS 25.180.10
CCSK61
National Standard of the People's Republic of China
Energy balance test of industrial furnaces and related process equipment
Energy efficiency calculation method Part 2.Steel heating furnace
(ISO 13579-2.2013, IDT)
Released on October 26, 2024
Implementation on May 1, 2025
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Symbols 5
5 Basic Principles 7
6 Measurement and calculation of basic conditions 10
7 Energy types and their systematization 10
8 Measurement Methods 14
9 Calculation 16
10 Energy Balance Assessment Report 20
Appendix A (Informative) Reference Data 21
Appendix B (Informative) Example of Energy Balance Assessment Report for Steel Heating Furnace 23
Appendix C (Informative) Uncertainty Assessment of Total Energy Efficiency 32
Reference 34
Preface
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document is Part 2 of GB/T 40816 “Energy balance test and energy efficiency calculation method for industrial furnaces and related process equipment”.
GB/T 40816 has published the following parts.
--- Part 1.General methods;
--- Part 2.Steel heating furnace;
--- Part 11.Various efficiency assessments.
This document is equivalent to ISO 13579-2.2013 "Energy balance test and energy efficiency calculation method for industrial furnaces and related process equipment"
Part 2.Steel heating furnaces.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document is proposed by the China Electrical Equipment Industry Association.
This document is under the jurisdiction of the National Technical Committee for Standardization of Industrial Electric Heating Equipment (SAC/TC121).
This document was drafted by. Xi'an Electric Furnace Research Institute Co., Ltd., Xi'an Jiaotong University, CISDI Engineering Technology Co., Ltd., Beijing
MCC Equipment Research and Design Institute Co., Ltd., Shaanxi Energy Vocational and Technical College, Hangzhou Sida Electric Furnace Complete Equipment Co., Ltd., Chongqing CCID
Thermal Engineering and Environmental Protection Engineering Technology Co., Ltd., Xi'an University of Architecture and Technology.
The main drafters of this document are. Xiao Xuewen, Li Zhi, Li Kun, Zhong Xingli, Cao Jiao, Tian Bian, Zhang Zhongkai, Liu Zhaojun, Ma Chaoyu, Zhang Fuxin, Zhang Jie,
Zhang Jianhua, Xu Xiaoliang, Luo Baolong, Cai Anjiang, Tang Longwei, and Wang Hongyu.
introduction
Industrial furnaces and related process equipment are thermal equipment that use heat from fuel combustion or electrical energy conversion to heat materials or workpieces.
Evaluate the energy efficiency of industrial furnaces and related process equipment, formulate GB/T 40816 "Energy balance test and energy efficiency of industrial furnaces and related process equipment"
GB/T 40816 is intended to specify the energy balance test and energy efficiency calculation methods for industrial furnaces and related process equipment.
The law is intended to consist of five parts.
--- Part 1.General method. The purpose is to describe the general method for energy balance test and energy efficiency calculation of industrial furnaces and related process equipment.
method.
--- Part 2.Steel heating furnace. The purpose is to describe the special method of energy balance test and energy efficiency calculation of steel heating furnace.
--- Part 3.Batch aluminum melting furnaces. The purpose is to describe the special methods for energy balance testing and energy efficiency calculation of batch aluminum melting furnaces.
--- Part 4.Protective or reactive atmosphere furnaces. The purpose is to describe the energy balance test and energy balance of protective or reactive atmosphere furnaces.
Special methods for efficient calculation.
--- Part 11.Various efficiency evaluations. The purpose is to describe various efficiency evaluation methods for industrial furnaces and related process equipment.
Other parts are formulated in accordance with GB/T 40816.1 and are used in conjunction with GB/T 40816.1.
Energy balance test of industrial furnaces and related process equipment
Energy efficiency calculation method Part 2.Steel heating furnace
1 Scope
This document specifies the general method for energy balance and energy efficiency calculation of steel heating furnace process equipment. The general method includes.
---Measurement method;
---Calculation (general calculation);
---Energy balance and energy efficiency calculation assessment report.
This document does not apply to any efficiency related to the process itself other than the steel heating furnace (for example, in a steel rolling process, the steel heating furnace is the only
the only components covered by this document).
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 40816.1-2024 Energy balance test and energy efficiency calculation method for industrial furnaces and related process equipment Part 1.General
Method (ISO 13579-1.2013, IDT)
ment-Vocabulary)
3 Terms and Definitions
For the purposes of this document, the terms and definitions defined in ISO 13574 and the following apply.
3.1 Terms related to energy types in this document
3.1.1 Total energy input
3.1.1.1
Total energy input totalenergyinput
The sum of the measured energy inputs brought into the energy balance area, consisting of fuel equivalent energy and other energy inputs.
3.1.2 Fuel Equivalent Energy
3.1.2.1
fuel equivalent energy fuel equivalent energy
The sum of the input energy consisting of the calorific value of the fuel, the calorific value of the waste, the calorific value of the atmosphere gas source gas and the fuel equivalent electrical energy.
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