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GB 28662-2012 English PDF

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GB 28662-2012: Emission standard of air pollutants for sintering and pelletizing of iron and steel industry
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GB 36886   GB 20891   GB 28663   GB 28664   GB 28661   

Basic data

Standard ID GB 28662-2012 (GB28662-2012)
Description (Translated English) Emission standard of air pollutants for sintering and pelletizing of iron and steel industry
Sector / Industry National Standard
Classification of Chinese Standard Z63
Classification of International Standard 13.040.20
Word Count Estimation 10,185
Older Standard (superseded by this standard) GB 16297-1996; GB 9078-1996
Quoted Standard GB/T 15432-1995; GB/T 16157-1996; HJ/T 42-1999; HJ/T 43-1999; HJ/T 56-2000; HJ/T 57-2000; HJ/T 67-2001; HJ/T 77.2-2008; HJ 629-2011; HJ/T 397-2007; " automatic monitoring pollution management approach" SEPA Order No. 28; "Environmental monitoring and Mana
Regulation (derived from) Department of Environmental Protection Notice No. 43 of 2012 National Standards Bulletin No. 24 of 2012
Issuing agency(ies) Ministry of Environmental Protection, General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Summary This Chinese standard specifies the steel sinter and pellet production enterprises or production facilities air pollutant emission limits, monitoring, and monitoring requirements, and standards for the implementation and supervision of relevant regulation

GB 28662-2012: Emission standard of air pollutants for sintering and pelletizing of iron and steel industry


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Emission standard of air pollutants for sintering and pelletizing of iron and steel industry ICS National Standards of People's Republic of China Iron and steel sintering, pellet industry air pollutant discharge standards Emission standard of air pollutants for sintering and pelletizing of iron and steel Industry Published on.2012-06-27 2012-10-01 Implementation Ministry of Environmental Protection State Administration of Quality Supervision, Inspection and Quarantine release

Content

Foreword..II 1 Scope 1 2 Normative references 1 3 Terms and Definitions..1 4 Air pollutant emission control requirements..2 5 Air pollutant monitoring requirements.4 6 Implementation and supervision..4

Foreword

In order to implement the Environmental Protection Law of the People's Republic of China and the Law of the People's Republic of China on the Prevention and Control of Air Pollution, The Law of the People's Republic of China on Implementing the Scientific Outlook on Development and Strengthening Environmental Protection, and Other Laws and Regulations Opinions on Functional Area Planning, Protecting the Environment, Preventing Pollution, Promoting Steel Sintering and Pellet Industry Production Process and Pollution Control The advancement of technology, the development of this standard. This standard specifies the limits, monitoring and monitoring requirements for air pollutant emission from steel sintering and pellet production enterprises. For promotion Coordinated development of regional economy and environment, promote the adjustment of economic structure and the transformation of economic growth mode, and guide steel sintering and ball The development direction of the group production process and pollution control technology, this standard specifies the special emission limits for atmospheric pollutants. Steel sintering and pellet production enterprises emit water pollutants, odor pollutants and environmental noise for the corresponding national pollutants Emission standards, the identification, treatment and disposal of solid wastes are applicable to national solid waste pollution control standards. This standard is the first release. From the date of implementation of this standard, the regulations for the implementation of this standard for the control of atmospheric pollutant emissions from steel sintering and pellet production enterprises Ding, no longer implement the "Integrated Emission Standards for Air Pollutants" (GB 16297-1996) and "Industrial Kiln Air Pollutant Discharges" Relevant provisions in the Standards for Release (GB 9078-1996). Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard; The pollutants items that have been stipulated in this standard may be formulated with local pollutant discharge standards that are stricter than this standard. This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection. This standard is mainly drafted by. Anshan Iron and Steel Group Design and Research Institute, Environmental Protection Institute of the Ministry of Environmental Protection. This standard was approved by the Ministry of Environmental Protection on June 15,.2012. This standard has been implemented since October 1,.2012. This standard is explained by the Ministry of Environmental Protection. Iron and steel sintering, pellet industry air pollutant discharge standards

1 Scope of application

This standard specifies the limits, monitoring and monitoring of atmospheric pollutant emissions from steel sintering and pellet production enterprises or production facilities. Requirements, as well as standards for implementation and supervision. This standard applies to the management of atmospheric pollutants in existing steel sintering and pellet production enterprises or production facilities, as well as steel. Environmental impact assessment of iron sintering and pellet industry construction projects, design of environmental protection facilities, completion of environmental protection acceptance and investment Management of post-natal air pollutant emissions. This standard applies to the discharge of pollutants permitted by law. Site selection and special protection areas for newly established pollution sources The management of pollution sources shall be in accordance with the Law of the People's Republic of China on the Prevention and Control of Air Pollution and the Law of the People's Republic of China on Prevention and Control of Water Pollution Law of the People's Republic of China on Marine Environmental Protection, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes, China The relevant provisions of laws, regulations and rules of the People's Republic of China Environmental Impact Assessment Law are implemented.

2 Normative references

The contents of this standard refer to the terms in the following documents. GB/T 15432-1995 Determination of total suspended particulate matter in ambient air GB/T 16157-1996 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants HJ/T 42-1999 Determination of nitrogen oxides from fixed source s HJ/T 43-1999 Determination of nitrogen oxides from fixed source s HJ/T 56-2000 Determination of sulphur dioxide in fixed source s HJ/T 57-2000 Determination of sulfur dioxide in fixed source exhaust gases HJ/T 67-2001 Determination of Fluoride in Fixed Atmospheric Sources Ion Selective Electrode Method HJ/T 77.2-2008 Determination of Dioxins in Ambient Air and Exhaust Gases Isotope Dilution High Resolution Gas Chromatography - High Resolution mass spectrometry HJ/T 397-2007 Fixed source exhaust gas monitoring technical specification Measures for the Automatic Monitoring and Control of Pollution Sources (Order No. 28 of the State Environmental Protection Administration) Measures for the Administration of Environmental Monitoring (Order No. 39 of the State Environmental Protection Administration)

3 Terms and definitions

The following terms and definitions apply to this standard. 3.1 Sintering Iron-bearing iron and other iron-containing raw materials are added to the flux and solid fuel, and blended according to the required ratio. After mixing with water and granulating, it is laid flat. On the sintering machine trolley, the fuel is burned by ignition, and the fuel is partially melted and bonded into a block shape. 3.2 Pellet After the iron concentrate and other raw materials are evenly mixed with an appropriate amount of bentonite, the ball is produced by a pelletizer, and then fired at a high temperature to make the ball The process of oxidative consolidation. 3.3 Existing companies Refers to the sintering and pellet production enterprises that have been approved for production or environmental impact assessment documents before the date of implementation of this standard. Industry or production facilities. 3.4 New Enterprise Refers to the newly built, rebuilt and expanded sintering and pellet industry approved by the environmental impact assessment document from the date of implementation of this standard. construction project. 3.5 Standard status The temperature is 273.15 K and the pressure is 101325 Pa. The concentration of atmospheric pollutants specified in this standard is The dry gas in the standard state is the standard. 3.6 Sintering (Pellet) Equipment A sintering machine for producing sintered ore (pellet ore), including a shaft furnace, a belt roaster, and a grate-rotary kiln. 3.7 His production equipment All production equipment except sintering (pellet) equipment. 3.8 Particulate matter The general term for the kiln dust and production dust emitted during the production process. 3.9 Dioxins A collective term for polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs). 3.10 Toxicity Equivalent Factor (TEF) The ratio of the affinity of dioxin-like congeners to the affinity of 2,3,7,8-tetrachlorodibenzo-p-dioxin to the Ah receptor. 3.11 Toxicity equivalent (TEQ) The concentration of each dioxin-like congener is converted to an equivalent concentration equivalent to the toxicity of 2,3,7,8-tetrachlorodibenzo-p-dioxin. The toxic equivalent concentration is the product of the measured concentration and the toxic equivalent factor of the isomer.

4 Air pollutant emission control requirements

4.1 From October 1,.2012 to December 31,.2014, existing companies implement the air pollutants specified in Table 1. Emission limit. Table 1 Limits of atmospheric pollutant emission concentration of existing enterprises Unit. mg/m3 (except dioxin) Production process or facility pollutant project limit pollutant emission monitoring position Sintering Machine Pellet roasting equipment Particulate matter 80 Workshop or production facility exhaust Sulfur dioxide 600 Nitrogen oxides (in terms of NO2) 500 Fluoride (in F) 6.0 Dioxins (ng-TEQ/m3) 1.0 Sintering machine tail Belt roasting machine tail Other production equipment Particulate matter 50 4.2 As of January 1,.2015, existing companies implement the limits for atmospheric pollutant emissions specified in Table 2. 4.3 Since October 1,.2012, new enterprises have implemented the air pollutant emission limits specified in Table 2. Table 2 Limits of atmospheric pollutant emission concentration of newly-built enterprises Unit. mg/m3 (except dioxin) Production process or facility pollutant project limit pollutant emission monitoring position Sintering Machine Pellet roasting equipment Particulate matter 50 Workshop or production facility exhaust Sulfur dioxide.200 Nitrogen oxides (in terms of NO2) 300 Fluoride (in F) 4.0 Dioxins (ng-TEQ/m3) 0.5 Sintering machine tail Belt roasting machine tail Other production equipment Particulate matter 30 4.4 According to the requirements of environmental protection work, the density of land development has been high, the environmental carrying capacity has begun to weaken, or the environment Areas with small capacity, fragile ecological environment, and prone to serious environmental pollution problems and requiring special protection measures should Strictly control the pollutant discharge behavior of enterprises, and implement the special emission limits of atmospheric pollutants specified in Table 3 in the above-mentioned enterprises. value. The geographical scope and time for the implementation of special emission limits for atmospheric pollutants shall be administered by the administrative department of environmental protection of the State Council or the province. Level people's government regulations. Table 3 Special emission limits for atmospheric pollutants Unit. mg/m3 (except dioxin) Production process or facility pollutant project limit pollutant emission monitoring position Sintering machine pellets 40 workshop or production facility exhaust Pellet roasting equipment sulfur dioxide 180 Nitrogen oxides (in terms of NO2) 300 Fluoride (in F) 4.0 Dioxins (ng-TEQ/m3) 0.5 Sintering machine tail Belt roasting machine tail Other production equipment Particulate matter 20 4.5 Unorganized emissions of particulate matter from enterprises are subject to the limits specified in Table 4. Table 4 Unorganized emission concentration limits for particulate matter in existing and new enterprises Unit. mg/m3 Serial number unorganized emission source limit 1 Factory production workshop 8.0 2 No complete workshop 5.0 4.6 In the production process of the existing enterprise production and construction projects, the environmental protection acceptance and the subsequent production process, the environmental protection department responsible for supervision The competent administrative department shall monitor the ambient air quality in sensitive areas such as residential, teaching, medical and other uses. Construction item The specific monitoring scope of the target is the surrounding sensitive area determined by environmental impact assessment; the existing enterprise that has not conducted environmental impact assessment Industry, the scope of monitoring is the environmental protection administrative department in charge of supervision, according to the characteristics and laws of corporate sewage discharge and local self- However, factors such as meteorological conditions are determined by reference to the relevant environmental impact assessment technical guidelines. Local governments should respond to the environmental quality of their jurisdiction Responsible for taking measures to ensure that environmental conditions meet environmental quality standards. 4.7 The production process equipment for generating atmospheric pollutants must establish a local gas collection system and a centralized purification treatment device to meet the standard. emission. All exhaust cylinders should be at least 15m high. When there is a building within a radius of.200m around the exhaust pipe, the exhaust pipe is high The degree should also be higher than the highest building by more than 3m. 4.8 Before the national standard for the production of unit product exhaust gas is specified, the measured concentration is used as the air pollutant emission The basis for compliance.

5 Air pollutant monitoring requirements

5.1 Sampling of emissions from enterprises shall be carried out according to the type of pollutants to be monitored and at the specified pollutant discharge monitoring position. If there is an exhaust gas treatment facility, it should be monitored after the facility. A permanent drain outlet sign shall be provided at the pollutant discharge monitoring location. 5.2 The requirements for the installation of automatic monitoring equipment for pollutant discharge in newly-built enterprises and existing enterprises shall be automatically in accordance with relevant laws and The provisions of the Monitoring and Management Measures are implemented. 5.3 Frequency, sampling time and other requirements for monitoring the discharge of pollutants from enterprises, according to relevant national pollution source monitoring technologies The implementation of the regulations. Dioxin indicators are monitored once a year. 5.4 Monitoring and sampling of atmospheric pollutants in the exhaust pipe shall be carried out in accordance with GB/T 16157 and HJ/T 397. 5.5 Sampling points for unorganized emission of atmospheric pollutants are located at the discharge ports of doors, windows, roofs, gas buildings, etc. of production plants, and the concentration is selected. Maximum value. If the unorganized emission source is open-air or covered with no wall, the monitoring point should be selected 5m from the source of smoke (powder) dust, the most Any point at a low height of 1.5m and select the maximum concentration. Sampling of unorganized emission monitoring points, using any continuous 1h Samples are averaged, or 4 samples are averaged at equal intervals over any 1 hour. 5.6 The enterprise shall monitor the discharge status according to the relevant laws and the “Measures for the Administration of Environmental Monitoring” and save the original Start monitoring records. 5.7 The concentration of atmospheric pollutants is determined using the method criteria listed in Table 5. Table 5 Standards for determination of atmospheric pollutant concentration No. Pollutant Project Method Standard Name Standard Number

1 particulate matter

Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants GB/T 16157-1996 Determination of total suspended particulate matter in ambient air - Gravimetric method GB/T 15432-1995

2 sulfur dioxide

Determination of sulfur dioxide in fixed source exhaust gases - Iodometric method HJ/T 56-2000 Determination of sulfur dioxide in fixed source exhaust gas - Potentiometric electrolysis method HJ/T 57-2000 3 NOx Determination of nitrogen oxides in fixed source exhaust gases - UV spectrophotometric method HJ/T 42-1999 Determination of nitrogen oxides in fixed source exhaust gases - Naphthylethylenediamine spectrophotometric method HJ/T 43-1999 4 Fluoride atmosphere fixed pollution source fluoride determination ion selective electrode method HJ/T 67-2001 5 Determination of dioxin-like ambient air and exhaust gases dioxin class isotope dilution high resolution gas chromatography-high resolution mass spectrometry HJ/T 77.2-2008

6 Implementation and supervision

6.1 This standard is supervised and implemented by the environmental protection administrative department of the people's government at or above the county level. 6.2 Under any circumstance, the enterprise shall comply with the air pollutant emission control requirements of this standard and take necessary measures to ensure the pollution. Dyeing and control facilities are operating normally. Environmental protection departments at all levels can conduct on-site sampling or monitoring when conducting supervisory inspections of enterprises. The results are used as a basis for determining whether the discharge behavior meets emission standards and implements relevant environmental protection management measures.

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