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HJ 938-2017: Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry--antimony smelting
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Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry--antimony smelting
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HJ 938-2017
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Basic data | Standard ID | HJ 938-2017 (HJ938-2017) | | Description (Translated English) | Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry--antimony smelting | | Sector / Industry | Environmental Protection Industry Standard | | Classification of Chinese Standard | Z00 | | Word Count Estimation | 58,530 | | Date of Issue | 2017-12-27 | | Date of Implementation | 2017-12-27 | | Regulation (derived from) | Ministry of Environmental Protection Bulletin 2017 No. 82 | | Issuing agency(ies) | Ministry of Ecology and Environment | HJ 938-2017: Technical specification for application and issuance of pollutant permit non-ferrous metal metallurgy industry--antimony smelting
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Technical specification for application and issuance of pollutant permit
non-ferrous metal metallurgy industry-antimony smelting
2017-12-27 Posted
2017-12-27 Implementation
Foreword
In order to implement the Law of the People's Republic of China on Environmental Protection, Law of the People's Republic of China on Prevention and Control of Atmospheric Pollution, Law of the People's Republic of China on Prevention and Control of Water Pollution and other laws and regulations and Notice of the General Office of the State Council on Issuing the Implementation Plan of Controlling Permits for Discharge of Pollutants (Guo Ban Fa [2016] No. 81), improve the technical support system of sewage discharge permit, guide and standardize the application and issuance of the sewage discharge permit of antimony smelter and discharge unit, and formulate this standard.
This standard specifies the antimony smelting sewage treatment units to apply for a permit and the issuance of the basic situation of filing requirements, to determine the allowable emission limits, the actual emissions accounting, the method of compliance and self-monitoring, environmental management, And other environmental management requirements, put forward the anti-smelting pollution control feasible technical requirements.
When the issuing authority issues a discharge permit, an anti-pollution smelting sewage treatment unit or a production plant belonging to an anti-metallurgical unit that is explicitly eliminated or banned by the state and local governments should not be issued a discharge permit if it is prohibited by construction laws and regulations.
This standard Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, Appendix F is an informative annex.
This standard is released for the first time.
This standard is formulated by the Ministry of Environmental Protection Planning and Finance Department, Science and Technology Standards Division.
The main drafters of this standard. Chinese Academy of Environmental Sciences, Beijing Mining and Metallurgical Research Institute, China Nonferrous Metals Industry Association, Ministry of Environmental Protection, Environmental Protection Cooperation Center, Environmental Protection Department of Environmental Engineering Assessment Center.
This standard MEP approved on December 27,.2017.
This standard since December 27,.2017 come into operation.
This standard is interpreted by the MEP.
1 scope of application
2 Normative references
The contents of this standard reference the following documents or terms. For undated references, the effective version applies to this standard.
GB 13271 Boiler air pollutant emission standards
GB 30770 tin, antimony, mercury industrial pollutant emission standards
Determination of Particulate Matter and Gaseous Pollutants in Exhaust of Fixed Pollution Sources GB/T 16157
HJ 493 Technical Specifications for the Preservation and Management of Water Sampling Samples
HJ 494 water sampling technical guidance
HJ 495 water quality sampling program design specifications
HJ 819 Technical Guidelines for Self-Monitoring of Sewage Disposal Units General
HJ 820 Self-Monitoring Technical Guidelines for Sewage Disposal Units Thermal Power Generation and Boilers
HJ/T 55 Guidelines for Unorganized Emissions Monitoring of Air Pollutants
HJ/T 75 Stationary Pollutant Source Discharge Continuous Monitoring Technical Specifications (Trial Implementation)
HJ/T 76 Fixed Pollutant Source Discharge Continuous Monitoring System Technical Requirements and Monitoring Methods (Trial)
HJ/T 91 Technical Specifications for Surface Water and Sewerage Monitoring
HJ/T 353 water pollution source on-line monitoring system installation technical specifications (Trial)
HJ/T 354 water pollution source on-line monitoring system acceptance Technical Specifications (Trial)
HJ/T 355 water pollution source on-line monitoring system operation and evaluation of technical specifications (Trial)
HJ/T 356 Water Pollution Source Online Monitoring System Data Validation Technical Specifications (Trial)
5.2.2 Permitted discharge concentration
5.2.2.1 Exhaust gas
Permissible emission concentration of antimony smelter emission units According to GB 13271, GB 30770 to determine the discharge of pollutants allowed
Concentration hourly mean concentration. Where there is a requirement for local emission standards, it shall be determined according to local emission standards.
The key control area of air pollution prevention and control in accordance with the "on the implementation of special air pollutants emission limits notice" and "on
Response to Issues Related to the Implementation of the Special Emission Limit for Air Pollutants ". Other special implementation of air pollutants row
The geographical scope and time for releasing the limit shall be prescribed by the competent department of environmental protection under the State Council or the provincial people's government.
If multiple facilities that implement different allowable emission concentrations use a mixed approach to discharge flue gas and the selected monitoring locations are limited
To monitor the concentration of atmospheric pollutants in the mixed flue gas, the most stringent permitted emission concentration of each of the limit values should be implemented.
5.2.2.2 Wastewater
Permissible discharge concentration of water pollutants from antimony smelter units is determined in accordance with GB 30770 and the permissible emission concentration is daily average concentration
Degree (pH value for any monitoring). Where there is a requirement for local emission standards, it shall be determined according to local emission standards.
If the discharge unit discharges two or more kinds of industrial wastewater at the same wastewater discharge port, and each type of wastewater has the same kind of sewage
When the emission standards for pollutants are different, the most stringent allowable emission concentration of each of the limit values should be implemented.
5.2.3 Permitted emissions
5.2.3.1 General provisions
Permitted emissions include allowable emissions per year by the pollutant discharge unit, annual allowable emissions by major allowances, allowances for special time periods
Heavy volume. Among them, the annual allowable emissions refers to the maximum allowable discharge of pollutants for 12 consecutive months. Maybe
Emissions also apply to assess the actual emissions of natural years. The competent department of environmental protection that has the right of verification may according to it
Environmental regulations refine the accounting cycle of allowable emissions. Domestic sewage discharged into urban centralized sewage treatment facilities alone does not need to apply for permissible discharge.
Permissible emissions of flue gas pollution factors for the particulate matter, sulfur dioxide, nitrogen oxides, mercury and its compounds, cadmium and its
Compounds, lead and its compounds, arsenic and its compounds.
Wastewater discharge permits pollution factors for chemical oxygen demand, ammonia nitrogen, total mercury, total cadmium, total lead, total arsenic.
In the "13th Five-year" Ecological Environment Protection Plan "and other documents required by the total phosphorus, total nitrogen control area
Antimony smelter sewage units should also apply for total annual emissions of total phosphorus and total nitrogen emissions. Local environmental protection department otherwise stipulated from its provisions.
5.2.3.2 Permissible emissions accounting method
5.2.3.2.1 Exhaust gas
According to the emission standard concentration limits, the unit of product base displacement, production capacity to determine air pollutants allowable emissions.
Note. ① volatile smelting (roasting) system with antimony concentrate as raw material (including the blast furnace bed), if the blast furnace and blast furnace bed before
Set the discharge port, the blast furnace and blast furnace bed were based on the baseline flue gas volume of 85% and 15% of the calculation.
② antimony concentrate and antimony gold concentrate as raw materials, products to antimony dollars. Lead and antimony concentrate as raw materials, refined antimony products and the sum of fine lead.
c) Permitted emissions for special periods
Antimony smelter sewage units allowable discharge per day according to equation (3). Local laws and regulations formulated in the special
Permitted time period emissions are clearly defined by its provisions. State and local environmental protection departments in accordance with the law
Special period of short-term allowable emissions should be set out in the sewage permit.
5.2.3.2.2 Wastewater
The annual allowable discharge of water pollutants shall be determined according to the allowable discharge concentration limits of water pollutants, the baseline displacement per unit product and the capacity verification.
b) Annual allowable emissions
Antimony Smelter Sewage Unit Total Lead, Total Arsenic, Total Cadmium, Total Mercury Annual Allowable Emissions for the Year of Workshop or Plant Emission Permit
Emissions, chemical oxygen demand and annual allowable ammonia nitrogen emissions at the corporate waste water permit per year, according to formula (4) into
Line accounting, which
i C value with reference to the concentration of pollution factors in GB 30770, the reference displacement Q reference Table 3.
Table 3 antimony smelter sewage discharge standard unit of the unit. m³/t
No. Drainage outlet type Reference displacement
1 Workshop or production plant discharge Main discharge 5 (3)
2 Main effluent of enterprises Wastewater discharge 5 (3)
Note. The figures in brackets refer to the standard displacement of pollutant discharging units that implement special emission limits.
5.2.4 Unorganized emission control requirements
Antimony smelter sewage unit unorganized emission nodes and control measures in Table 4.
Table 4 production of antimony smelter sewage unit emission control requirements form
No. Process Indicators Control measures
1 transport
(1) Powder material transportation in smelter dust suppression measures should be taken;
(2) The transfer of bulk materials in the smelter should be carried out by belt veranda, closed belt conveyors or fluidized transport
Send and other delivery methods. Belt Conveyor receiving point, discharging point to take dust and other dust suppression measures; Or set up airtight cover,
And equipped with dust removal facilities;
(3) The transport roads in the smelter should be hardened and taken measures such as watering, spraying or moving dust;
(4) The vehicle should be rinsed with wheels or other controls before leaving the smelter.
2 smelting
(1) Raw coal should be stored in a closed coal yard; windproof and dustproof screens should not be closed, and the height of windproof and dustproof screens should not be low
1.1 times the height of the stockpile. Antimony concentrate and other raw materials, quartz stone, limestone and other accessories should be used Treasury storage.
Preparation process dust collection point should be set collector hood, and equipped with dust removal facilities;
(2) smelting furnace (kiln) feeding port, the discharge port should be set hood and to ensure adequate gas collection efficiency, supporting set
Set a closed suction dust collection facilities;
(3) chute should be set cover.
5.2.5 Other
New, changed, expansion project of environmental impact assessment documents or local relevant provisions of raw and auxiliary materials, fuel and other pollution
According to the environmental impact assessment documents or local regulations, other pollution prevention and control requirements that need to be implemented shall be clarified.
6 pollution control feasible technical requirements
6.1 General principles General principles General principles
The pollution prevention and control listed in this standard may require technical and operational management requirements as the competent department of environmental protection permits for sewage permits for audit reference. For the pollutant discharge units adopting the recommended and feasible technologies listed in this standard, it is generally considered that they have the pollution prevention and control facilities or pollutant disposal capacity in conformity with the provisions. For those who have not adopted the recommended technology listed in this standard, the sewage disposal unit shall provide relevant evidence on application. For the pollution control technologies adopted for the first time both at home and abroad, explanatory materials such as pilot test data should also be provided to prove that the treatment capacity equivalent to feasible technologies for pollution prevention and control can be achieved.
For those pollution control technologies that do not belong to the feasible technology for prevention and control of pollution, the pollutant discharge units should strengthen their own monitoring and recording of the accounts and assess the feasibility of compliance.
For the implementation of special emissions limits of emissions, sewage disposal units self-report feasible pollution control technology and management requirements.
6.2 Exhaust gas recommendations Available technologies Exhaust gas recommendations Available technologies Exhaust gas recommendations Available technologies Exhaust gas recommendations Available technologies Exhaust gas recommendations Available technologies
For the production of antimony smelting organized emissions of particulate matter, the general use of bag-type dust and wet dust removal and other processing techniques; kiln SO2, the use of lime - gypsum wet, sodium, ammonia, ammonia desulfurization and other processing techniques.
The standard recommended antimony smelter exhaust technology specific see Appendix A.
6.3 Wastewater Recommendations Recommended Technology Wastewater Recommendations Feasible Technologies Wastewater Recommendations Feasible Technologies Wastewater Recommendations Feasible Technologies Wastewater Recommendations Feasible Technologies
For the antimony smelting wastewater produced in the production process, the general use of sulfide, lime, iron, electrochemical, adsorption and other processing techniques.
This standard recommended antimony smelting wastewater viable technology, see Appendix B.
Pollutant emissions, and are calculated according to direct emissions. Not in accordance with relevant normative documents and other requirements for manual monitoring (no
Effective monitoring data) of the discharge or pollutants, effective control of the facility by the sewage coefficient method of accounting, no effective control of the facility according to the production coefficient method of accounting.
Antimony smelter sewage units of pollutants in the accounting period within the actual situation of non-normal emissions first measured
Method of accounting, can not be measured by the actual measurement method, the use of material balance calculation method of sulfur dioxide emissions, pollutant production coefficient method of accounting
His emissions of pollutants, and are calculated according to direct emissions. Antimony smelter sewage treatment units in the accounting period of waste water pollutants
Under normal circumstances, the actual emissions using pollutant discharge coefficient method of pollutant emissions, and are calculated according to direct emissions.
Antimony smelting and pollutant discharge units, such as the production facilities that contain the technical specifications for the discharge of pollutants from other industries, the actuality of the exhaust gas pollutants
Emissions are the sum of the actual emissions from the production facilities involved in each sector. The actual discharge of waste water pollutants measured by actual measurement
When, according to the accounting method of accounting. When adopting the method of producing pollutant discharge coefficient, the actual discharge amount is the sum of the actual discharge amount of the production facilities in various industries involved.
9.2 Normal situation Calculation method of actual emissions of exhaust pollutants
9.2.1 Measured
Automatic detection of exhaust gas is measured according to the law in line with the monitoring of the average hourly emission concentration, the average flue gas, running
Time and other effective automatic monitoring data to calculate annual emissions of pollutants, a major discharge of a particular atmospheric pollutant emissions
See the calculation method (5).
Manual monitoring method is measured according to each manual monitoring of pollutants per hour average emission concentration, the average smoke
Gas, running time accounting for pollutant emissions, accounting methods (6) and (7). Manual monitoring data included
All law enforcement monitoring data within the accounting time and the effective manual monitoring data either by themselves or entrusted by the sewage disposal unit. Sewage units from
The manual monitoring frequency of the line or commission, the production condition during the monitoring period, the validity of the data and the like shall comply with the relevant normative documents and other requirements.
The pollutant discharge unit should compare the production load in the manual monitoring period with the average production load in the accounting period and give the comparison result.
Addendum to HJ/T 75 for missing data due to failure of the automatic monitoring facility and other circumstances.
If the missing period exceeds 25%, the data of automatic monitoring can not be used as the basis for accounting for actual emissions. The actual emissions
Material balance calculation of sulfur dioxide emissions, pollutant discharge coefficient method of accounting for other pollutant emissions, and are discharged according to direct
Accounting. Sewage units to provide sufficient evidence to prove that the lack of automatic monitoring data, data anomalies and other pollutant discharge unit is not responsible,
May be in accordance with manual monitoring data provided by the sewage unit to calculate the actual emissions, or in accordance with the previous semi-annual reporting period stable
The average hourly mean and half-year average flue gas volume of automatic monitoring data of scheduled operation and the discharge amount during the missing data period are calculated.
9.2.2 Material balance method
Material balance method is only applicable to sulfur dioxide emissions accounting, according to raw and auxiliary materials, fuel consumption, sulfur content and other press
According to straight row for accounting.
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