GB 26132-2010Emission standard of pollutants for sulfuric acid industry (English PDF)

Foreword

To implement the "Environmental Protection Law of the People's Republic of China", "Water Pollution Prevention and Control Law of the People's Republic of China"

Dyeing Prevention and Control Law, the Marine Environmental Protection Law of the People's Republic of China, and the State Council's Decision on Implementing the Scientific Outlook on Development and Strengthening Environmental Protection

And other laws, regulations and the "Opinions of the State Council on the preparation of national main functional area planning" to protect the environment, prevent pollution, and promote the sulfuric acid industry

The development of production processes and pollution control technologies, the development of this standard.

This standard specifies the limits, monitoring and monitoring requirements for water and air pollutants emissions from sulfuric acid industrial enterprises. To promote regional economic and environmental cooperation

To adjust development, promote the adjustment of economic structure and the transformation of economic growth mode, and guide the development direction of industrial production technology and pollution control technology.

This standard specifies special emission limits for water and atmospheric pollutants.

The pollutant discharge concentrations in this standard are all mass concentrations.

Sulfuric acid industrial enterprises emit odor pollutants and environmental noises, and apply corresponding national pollutant discharge standards to produce solid waste identification.

Handling and disposal of national solid waste pollution control standards.

This standard is the first release.

From the date of implementation of this standard, the control of water and air pollutants emissions from sulfuric acid industrial enterprises shall be implemented in accordance with the provisions of this standard, and shall not be implemented.

Relevant regulations in the Comprehensive Water Discharge Standard (GB 8978-1996) and the Comprehensive Emission Standard for Air Pollutants (GB 16297-1996)

set.

Local provincial people's governments may formulate local pollutant discharge standards for pollutants not specified in this standard;

For the specified pollutants, local pollutant discharge standards that are stricter than this standard can be formulated.

This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.

This standard is mainly drafted by. Qingdao University of Science and Technology, Environmental Protection Institute of the Ministry of Environmental Protection, China Sulfuric Acid Industry Association, Nanhua Group

Research Institute.

This standard was approved by the Ministry of Environmental Protection on September 10,.2010.

This standard has been implemented since March 1,.2011.

This standard is explained by the Ministry of Environmental Protection.

Sulfuric acid industrial pollutant discharge standard

1 Scope of application

This standard specifies the emission limits, monitoring and monitoring requirements for water and atmospheric pollutants in sulfuric acid industrial enterprises or production facilities, as well as standard

Implementation and supervision and other relevant regulations.

This standard applies to the management of water and air pollutant emissions from existing sulfuric acid industrial enterprises.

This standard is applicable to the environmental impact assessment of the construction projects of sulfuric acid industrial enterprises, the design of environmental protection facilities, the acceptance of environmental protection for completion and

It manages the discharge of water and air pollutants after it is put into production.

This standard does not apply to the management of water and air pollutant emissions from smelting tail gas acid and hydrogen sulfide acid production enterprises.

This standard applies to the discharge of pollutants permitted by law. Sites for newly established pollution sources and tubes for existing pollution sources in special protection areas

According to the Law of the People's Republic of China on the Prevention and Control of Water Pollution, the Law of the People's Republic of China on Prevention and Control of Atmospheric Pollution,

Environmental Protection Law, Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes, Law of the People's Republic of China on Prevention and Control of Radioactive Pollution,

The relevant provisions of laws, regulations and rules such as the Environmental Impact Assessment Law of the People's Republic of China shall be implemented.

The water pollutant discharge control requirements specified in this standard are applicable to the behavior of enterprises directly or indirectly discharging water pollutants outside their legal boundaries.

2 Normative references

The contents of this standard refer to the following documents or their terms. For undated references, the valid version applies to this standard.

quasi.

GB/T 6920-1986 Determination of pH value of water-based glass electrode method

GB/T 7470-1987 Determination of lead water - Dithizone spectrophotometric method

GB/T 7475-1987 Determination of copper, zinc, lead and cadmium - Atomic absorption spectrophotometric method

GB/T 7484-1987 Determination of fluoride in water quality - Ion selective electrode method

GB/T 7485-1987 Determination of total arsenic in water - Spectrophotometric method

GB/T 11893-1989 Determination of total phosphorus in water - Ammonium molybdate spectrophotometric method

GB/T 11894-1989 Determination of total nitrogen in water - Alkaline potassium persulfate digestion - UV spectrophotometric method

GB/T 11901-1989 Determination of suspended solids by weight method

GB/T 11914-1989 Determination of chemical oxygen demand in water - Dichromate method

GB/T 15432-1995 Determination of total suspended particulate matter in ambient air

GB/T 16157 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants

Water quality -- Determination of petroleum and animal and vegetable oils - Infrared photometric method

GB/T 16489-1996 Determination of sulphide content -- methylene blue spectrophotometric method

HJ/T 55 Technical Guidelines for the Monitoring of Unorganized Emissions of Air Pollutants

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 60-2000 Determination of water quality sulfides - Iodometric method

Technical requirements and testing methods for HJ/T 76 continuous pollution source emission monitoring system

HJ/T 84-2001 Determination of inorganic anions in water - Ion chromatography

HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications

HJ/T 195-2005 Determination of ammonia nitrogen in water quality

HJ/T.199-2005 Determination of total nitrogen in water -- Gas phase molecular absorption spectroscopy

HJ/T 373 Technical Specifications for Quality Assurance and Quality Control of Fixed Pollution Source Monitoring (Trial)

HJ/T 397 Fixed Source Exhaust Gas Monitoring Technical Specification

HJ/T 399-2007 Determination of chemical oxygen demand in water quality - Rapid digestion spectrophotometric method

HJ 482-2009 Determination of sulphur dioxide in ambient air - Formaldehyde absorption - Para-elyl aniline spectrophotometric method

HJ 487-2009 Determination of fluoride in water quality - Zirconium sulphonate

Water quality - Determination of fluoride - Fluorescence spectrophotometric method

HJ 535-2009 Determination of ammonia nitrogen in water quality - Nexus reagent spectrophotometric method

HJ 536-2009 Determination of ammonia nitrogen in water quality - Salicylic acid spectrophotometric method

HJ 537-2009 Determination of ammonia nitrogen in water quality - Distillation - Neutralometric titration

HJ 544-2009 Determination of sulfuric acid mist of fixed pollution sources - Ion chromatography (interim)

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

Sulfuric acid industry

Refers to the production of sulfur dioxide furnace gas from sulfur, pyrite and gypsum, and sulfuric acid products through sulfur dioxide conversion and sulfur trioxide absorption.

Industrial enterprise or production facility.

3.2

Existing enterprise existing facility

Refers to the sulfuric acid industrial enterprises or production facilities that have been approved for production or environmental impact assessment documents before the date of implementation of this standard.

3.3

New enterprise new facility

Refers to the construction, reconstruction and expansion of the sulfuric acid industrial construction project approved by the environmental impact assessment document from the date of implementation of this standard.

3.4

Public wastewater treatment system

Refers to collecting waste water through sewage pipelines, providing wastewater treatment services for more than two sewage disposal units and draining can reach relevant rows

Enterprises or institutions required by the standards, including urban sewage treatment plants of various scales and types, areas (including various industrial parks, development zones,

Industrial gathering places, etc.) Wastewater treatment plants, etc., should have a wastewater treatment level of two or more.

3.5

Direct discharge

Refers to the behavior of pollutant discharge units directly discharging water pollutants into the environment.

3.6

Indirect discharge

Refers to the behavior of sewage units discharging water pollutants to public sewage treatment systems.

3.7

Effluent volume

Refers to the amount of wastewater discharged by a production facility or enterprise outside the legal boundaries of the enterprise, including various effluxes that are directly or indirectly related to production.

Waste water (such as domestic sewage, cooling wastewater, plant boilers and power station drainage).

3.8

Benchmark effluent volume per unit product

Refers to the upper limit of the displacement of the production unit sulfuric acid (100%) product specified for the approval of the concentration of water pollutants.

3.9

Sulfuric acid industrial tail gas

It refers to the exhaust gas continuously discharged from the exhaust pipe at the top of the absorption tower or after further desulfurization, mainly containing sulfur dioxide and sulfuric acid mist.

3.10

Standard condition

Refers to the state when the temperature is 273.15 K and the pressure is 101 325 Pa, which is referred to as "standard state". The emission of atmospheric pollutants specified in this standard is concentrated

Both the degree limit and the reference displacement are based on dry gas in the standard state.

3.11

Exhaust volume

Refers to the amount of process exhaust (dry standard) emitted by the production facility or enterprise to the environment through the exhaust pipe.

3.12

Benchmark exhaust volume per unit product

Refers to the upper limit of the exhaust gas volume of the production unit sulfuric acid (100%) product specified for the emission concentration of exhaust pollutants.

3.13

Enterprise boundary

Refers to the legal boundary of the sulfuric acid industrial enterprise. If the boundary cannot be determined, it refers to the actual boundary of the enterprise.

4 Pollutant emission control requirements

2 Chemical oxygen demand (CODCr) 60 100

3 suspended matter 70 100

4 Petroleum 5 8

5 ammonia nitrogen 10 20

6 total nitrogen 20 40

7 total phosphorus phosphogypsum 20 30 other 1 2

8 sulfide

Pyrite-based acid and gypsum acid

9 Fluoride 10 15

10 total arsenic 0.5 workshop or production unit discharge

11 total lead 1

Unit product base displacement/(m3/t) Sulfur acid production 0.3 The displacement measurement position is the same as the pollutant discharge monitoring position. Pyrite sulphuric acid and gypsum acid 1.5

4.1.2 As of October 1,.2013, existing enterprises implement the water pollutant discharge limits specified in Table 2.

4.1.3 From March 1,.2011, the newly-built enterprise shall implement the water pollutant discharge limit specified in Table 2.

Table 2 New enterprise water pollutant emission limit

Unit. mg/L (except pH)

Serial number pollutant project production process emission limit pollutant emission monitoring position direct emission indirect emission

1 pH

Sulfuric acid, pyrite, acid and

Gypsum acid

6～9 6～9

Corporate wastewater discharge

2 Chemical oxygen demand (CODCr) 60 100

3 suspended matter 50 100

4 Petroleum 3 8

5 ammonia nitrogen 8 20

6 total nitrogen 15 40

7 total phosphorus phosphogypsum 10 30 other 0.5 2

8 sulfide

Pyrite-based acid and gypsum acid

9 Fluoride 10 15

10 total arsenic 0.3 workshop or production unit discharge

11 total lead 0.5

Unit product base displacement/(m3/t) Sulfur acid production 0.2 The displacement measurement position is the same as the pollutant discharge monitoring position. Pyrite sulphuric acid and gypsum acid 1

4.1.4 According to the requirements of environmental protection work, the density of land development has been higher, the environmental carrying capacity has begun to weaken, or the water environment capacity

Areas that are small, ecologically fragile, prone to serious water pollution problems and require special protection measures should be strictly controlled

The pollution discharge behavior of enterprises in the above-mentioned areas implements the special discharge limits for water pollutants specified in Table 3.

The geographical scope and time for the implementation of special discharge limits for water pollutants shall be governed by the environmental protection administrative department of the State Council or the provincial people's government.

set.

Table 3 Special limits for water pollutants

Unit. mg/L (except pH)

Serial number pollutant project production process emission limit pollutant emission monitoring position direct emission indirect emission

1 pH

Sulfuric acid, pyrite, acid and

Gypsum acid

6～9 6～9

Corporate wastewater discharge

2 Chemical oxygen demand (CODCr) 50 60

3 suspended matter 15 50

4 Petroleum 3 3

5 ammonia nitrogen 5 8

6 total nitrogen 10 15

7 total phosphorus 0.5 0.5

8 sulfide

Pyrite-based acid and gypsum acid

0.5 1

9 Fluoride 10 10

10 total arsenic 0.1 workshop or production unit discharge

11 total lead 0.1

Unit product base displacement/(m3/t) Sulfur acid production 0.2 The displacement measurement position is the same as the pollutant discharge monitoring position. Pyrite sulphuric acid and gypsum acid 1

4.1.5 The concentration limit of water pollutant discharge is applicable to the case where the actual displacement of the unit product is not higher than the unit discharge of the unit product. If unit

If the actual displacement of the product exceeds the unit discharge of the unit product, the measured water pollutant concentration shall be converted into the reference amount of water pollutant according to formula (1).

The emission concentration and the water concentration of the water pollutants are used as the basis for determining whether the emission is up to standard. Product production and displacement statistics cycle

For a working day.

Production of two or more products at the same time in the production facilities of the enterprise, applicable to different emission control requirements or national pollutant discharge standards in different industries

In the case of quasi-mixed wastewater from production facilities, the most stringent concentration limits specified in the emission standards shall be implemented and

Equation (1) Converts the reference concentration of water pollutants to water.

YQ

Where. rho base - water pollutant reference water discharge concentration, mg/L;

Q total - measured total drainage, m3;

iY--the output of a certain product, t;

iQ base - the base product displacement of a product, m3/t;

rho实--Measured water pollutant concentration, mg/L.

1 Sulfur dioxide 860 sulfuric acid industrial exhaust vent

2 sulfuric acid mist 45

3 granules 50 crushing, drying and slag discharge process discharge

4.2.2 As of October 1,.2013, existing companies implement the limits for atmospheric pollutant emissions specified in Table 5.

4.2.3 From March 1,.2011, the newly established enterprise shall implement the limits of atmospheric pollutant discharge specified in Table 5.

Table 5 Limits of atmospheric pollutant emission concentration of newly-built enterprises

Unit. mg/m3

No. Pollutant project emission limit pollutant discharge monitoring position

1 Sulfur dioxide 400 sulfuric acid industrial exhaust vent

2 sulfuric acid mist 30

3 granules 50 crushing, drying and slag discharge process discharge

4.2.4 According to the requirements of environmental protection work, the density of land development has been higher, the environmental carrying capacity has begun to weaken, or the atmospheric environment

Areas with small amount, fragile ecological environment, and prone to serious atmospheric pollution problems and requiring special protection measures should be strictly controlled.

For the company's pollution discharge behavior, enterprises in the above-mentioned regions implement the special emission limits for atmospheric pollutants specified in Table 6.

The geographical scope and time for the implementation of special emission limits for atmospheric pollutants shall be administered by the environmental protection administrative department of the State Council or the provincial people's government.

Government regulations.

Table 6 Special emission limits for atmospheric pollutants

Unit. mg/m3

No. Pollutant project emission limit pollutant discharge monitoring position

1 Sulfur dioxide.200 sulfuric acid industrial exhaust vent

2 sulfuric acid mist 5

3 granules 30 crushing, drying and slag discharge process discharge

4.2.5 The limits for the base exhaust of the existing enterprise and the newly built enterprise unit product are as specified in Table 7.

Table 7 Standard product displacement

Unit. m3/t

No. Production process unit product reference exhaust volume pollutant emission monitoring position

1 Sulfuric acid 2 300 sulfuric acid industrial exhaust gas discharge port (discharge volume measurement position and pollution

The discharge monitoring position is the same) 2 Pyrite sulphuric acid 2 800

3 gypsum acid 4 300

4.2.6 Any 1 h average concentration of atmospheric pollutants at the enterprise boundary shall be subject to the limits specified in Table 8.

Table 8 Unbound emission limits of atmospheric pollutants at the boundary of enterprises

Unit. mg/m3

No. Pollutant project maximum concentration limit monitoring point

1 sulfur dioxide 0.5

Corporate Boundary 2 Sulfuric Acid Mist 0.3

3 particles 0.9

4.2.7 In the production process after the completion of environmental protection and acceptance of production and construction projects of existing enterprises, the competent environmental protection department responsible for supervision shall respond

The environmental quality of sensitive areas around residential, teaching, medical, etc. is monitored. The specific monitoring scope of the construction project is environmental impact assessment.

Determined surrounding sensitive areas; existing enterprises that have not conducted environmental impact assessments are monitored by the environmental protection authorities responsible for supervision.

According to the characteristics and laws of the enterprise's sewage discharge and local natural and meteorological conditions, it is determined by reference to the relevant environmental impact assessment technical guidelines. Ground

The local government shall be responsible for the environmental quality of its jurisdiction and take measures to ensure that the environmental conditions meet the requirements of environmental quality standards.

4.2.8 Production processes and installations that produce atmospheric pollutants must establish local or integral gas collection systems and centralized purification treatments. Place

The height of the exhaust pipe should be no less than 15 m. When there is a building within a radius of.200 m around the exhaust pipe, the height of the exhaust pipe should be higher than the highest.

The building is more than 3 m.

4.2.9 The concentration limit of atmospheric pollutant emission is applicable to the case where the actual displacement of the unit product is not higher than the reference displacement of the unit product. If single

The actual exhaust volume of a product exceeds the base product displacement, and the measured atmospheric pollutant concentration shall be converted into the reference emission of atmospheric pollutants.

Concentration, and the concentration of air pollutants as the basis for determining whether the emission is up to standard. Air pollutants

For the conversion, refer to the calculation formula for the water concentration of the water pollutants.

The product production and exhaust volume statistics cycle is one business day.

5 Pollutant monitoring requirements