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Basic data
| Standard ID | HJ 1086-2020 (HJ1086-2020) |
| Description (Translated English) | Self-monitoring technology guidelines for pollution sources--Coating |
| Sector / Industry | Environmental Protection Industry Standard |
| Classification of Chinese Standard | Z27 |
| Classification of International Standard | 13.030 |
| Word Count Estimation | 11,174 |
| Date of Issue | 2020 |
| Date of Implementation | 2020-04-01 |
| Issuing agency(ies) | Ministry of Ecology and Environment |
HJ 1086-2020: Self-monitoring technology guidelines for pollution sources--Coating
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Self-monitoring technology guidelines for pollution sources--Coating
National Environmental Protection Standard of the People's Republic of China
Guidelines for self-monitoring of sewage discharge units
Self-monitoring technology guidelines for pollution sources
-Coating
2020-01-06 released
2020-04-01 implementation
Ministry of Ecology and Environment
Contents
Foreword ...
1 Scope ... 1
2 Normative references ... 1
3 Terms and definitions ... 1
4 General requirements for self-monitoring ... 2
5 Monitoring plan development ... 2
6 Information logging and reporting ... 6
7 Others ... 7
Foreword
In order to implement the "Environmental Protection Law of the People's Republic of China"
Law on Air Pollution Control of the People's Republic of China, "Administrative Measures for Pollutant Discharge Permits (Trial)", which guides and regulates industrial pollution discharge units with coating procedures
Monitoring work to develop this standard.
This standard sets out the general requirements for self-monitoring of industrial sewage units with coating processes, the formulation of monitoring plans, and information recording.
And the basic content and requirements of the report.
This standard is issued for the first time.
This standard is proposed and organized by the Department of Eco-Environment Monitoring, the Department of Regulations and Standards of the Ministry of Ecology and Environment.
The main drafting organizations of this standard. the Fourth Design and Research Institute of Machinery Industry Co., Ltd.
Xin, Henan Environmental Monitoring Center.
This standard was approved by the Ministry of Ecology and Environment on January 6, 2020.
This standard will be implemented from April 01, 2020.
This standard is explained by the Ministry of Ecology and Environment.
Guidelines for self-monitoring of sewage discharge units
1 Scope
This standard specifies the general requirements for self-monitoring of industrial sewage discharge units including the coating process, the development of monitoring programs, information recording and reporting.
Basic content and requirements.
This standard applies to water, air pollutants, noise,
Carry out self-monitoring of environmental quality impacts.
This standard does not apply to "Product Lifecycle Process Knowledge for Equipment Manufacturing-Part 1. General Manufacturing Process Classification"
(GB/T 22124.1) for the thermal spraying process defined in the self-monitoring, refer to the "General Guidelines for Self-Monitoring Technical Guidelines for Sewage Units" (HJ 819)
Or other industry guides.
The self-monitoring requirements for the self-provided thermal power generating units (plants) and supporting boilers of the pollutant discharge units are in accordance with
Power Generation and Boiler "(HJ 820).
2 Normative references
The content of this standard refers to the following documents or clauses therein. For undated references, the valid version (including all
The modification list) applies to this standard.
GB 12348 Environmental noise emission standards for industrial enterprises
GB/T 22124.1 Product Lifecycle Process Knowledge for Equipment Manufacturing Part 1. General Manufacturing Process Classification
HJ 194 Technical Specifications for Manual Monitoring of Ambient Air Quality
HJ 442 Specifications for Environmental Monitoring in Coastal Waters
HJ 664 Technical Specification for Ambient Air Quality Monitoring Locations (Trial)
HJ 819 Technical Guidelines for Self-monitoring of Sewage Units
HJ 820 Technical Guideline for Self-monitoring of Sewage Units
HJ 964 Technical Guidelines for Environmental Impact Assessment Soil Environment (Trial)
HJ/T 55 Technical guidelines for fugitive emissions monitoring of air pollutants
HJ/T 91 Technical specifications for surface water and sewage monitoring
HJ/T 164 Technical Specifications for Groundwater Environmental Monitoring
HJ/T 166 Technical Specifications for Soil Environmental Monitoring
"Circular of the State Council on Printing and Distributing a Three-Year Action Plan to Win the Blue Sky Defense War" (Guo Fa [2018] No. 22)
Catalogue of Classified Management of Pollutant Discharge Permits for Fixed Pollution Sources
National Hazardous Waste List
"Clean Production Evaluation Index System for Coating Industry" (Announcement.2016 of National Development and Reform Commission, Ministry of Environmental Protection, Ministry of Industry and Information Technology
21st of the year)
"Administrative Regulations on the List of Key Pollutant Discharge Units (Trial)" (Environment Office Monitoring [2017] No. 86)
3 terms and definitions
The terms and definitions defined in GB/T 22124.1, HJ 819, "Clean Production Evaluation Index System for Coating Industry" and the following terms apply to this
standard.
3.1
Coating
Adopt suitable construction methods and technology to apply different kinds of coatings on the surface of the object and firmly adhere to the coating of the coated object
Film forming process.
Including coating preparation, mechanical pretreatment (shot blasting, sanding, blasting, shot blasting, cleaning, etc.), chemical pretreatment (solvent scrubbing, acid
Rust removal, scrub rust removal and chemical degreasing, etc.), conversion film treatment (phosphating, passivation, zirconization, silanization, chemical oxidation, etc.), coating (including
(Primer, middle coat, top coat, varnish, glue), leveling, curing and film production processes.
3.2
Spraying coat
A coating method for applying paint to the surface of a coating object by means of a spray gun or an atomizer by means of pressure, centrifugal force, electric field force, and the like.
3.3
Volatile organic compounds (VOCs)
Organic compounds that participate in atmospheric photochemical reactions, or organic compounds determined by measurement or accounting according to prescribed methods.
When characterizing the overall emissions of VOCs, according to industry characteristics and environmental management requirements, total volatile organic compounds (as TVOC
(Represented), non-methane total hydrocarbons (represented by NMHC) as pollutant control projects.
3.4
Direct discharge
Refers to the act of a pollutant discharge unit directly discharging water pollutants into environmental water bodies.
3.5
Indirect discharge
Refers to the discharge of pollutants by sewage units into public sewage treatment systems.
3.6
Rainwater outlet
Refers to discharge outlets that discharge natural precipitation directly outside the plant boundary, directly or through facilities such as trenches, canals, or pipelines.
4 General requirements for self-monitoring
Pollutant discharge units should find out their own pollution sources, pollutant indicators and potential environmental impacts, formulate monitoring plans, set up and maintain monitoring
Monitoring facilities, carry out self-monitoring in accordance with the monitoring plan, do a good job of quality assurance and quality control, record and retain monitoring data and information, and
Disclose the monitoring results to the public.
5 Monitoring plan development
5.1 Wastewater discharge monitoring
5.1.1 Monitoring points
There is a conversion membrane treatment process or other special processes, and the wastewater containing the first type of pollutants must be discharged in the workshop or production facility.
Set the monitoring point position.
All industrial sewage discharge units with coating processes must set monitoring points at the total waste water outlet; domestic sewage is discharged directly into the external environment separately
It is also necessary to set monitoring points at domestic sewage discharge outlets.
5.1.2 Monitoring indicators and frequency
The wastewater discharge monitoring point, monitoring index and minimum monitoring frequency of the sewage unit shall be implemented in accordance with Table 1.
Table 1 Wastewater discharge monitoring points, monitoring indicators and minimum monitoring frequency
Monitoring point unit property monitoring index
Monitoring frequency
Direct emissions indirect emissions
Workshop or production
Facility wastewater discharge
Let go
Key pollutant discharge unit
Flow, hexavalent chromium a, total chromium a, total nickel a
Quarters of non-key sewage units
Total wastewater discharge
Key pollutant discharge unit
Automatic monitoring of flow rate, pH value, COD, ammonia nitrogen, total phosphorus
Total nitrogen, suspended matter, petroleum, anionic surfactant
(LAS)
Month quarter
Fluoride a, total zinc a, total manganese a, total copper a
Non-key pollutant discharge units
Flow, pH, COD, ammonia nitrogen, total phosphorus, total nitrogen,
Suspended matter
Quarter half year
Domestic sewage
Let go
Key pollutant discharge unit
Automatic monitoring of flow rate, pH value, COD, ammonia nitrogen, total phosphorus-
Total nitrogen, suspended matter, five-day biochemical oxygen demand, animal and vegetable oil quarter-
Non-key pollutant discharge units
Flow, pH, COD, ammonia nitrogen, total phosphorus, total nitrogen,
Suspended matter
Quarter-
Rainwater discharge outlet pH value, chemical oxygen demand, suspended matter monthb
Note. The key pollutant discharge units in this standard are classified and managed according to environmental factors, and they are included in the list of key pollutant discharge units in the water environment.
aAccording to the actual production situation such as the use of raw and auxiliary materials, determine specific monitoring indicators of characteristic pollutants. Non-generated pollutants may not be monitored.
bMonthly monitor for rainwater discharge when there is flowing water discharge. If there is no abnormal situation in the monitoring for one year, it can be relaxed to carry out monitoring once a quarter.
5.2 Exhaust emission monitoring
5.2.1 Organized exhaust emission monitoring points, indicators and frequencies
Organized exhaust emission monitoring points, monitoring indicators and minimum monitoring frequency of pollutant discharge units shall be implemented in accordance with Table 2.
Table 2 Organized exhaust emission monitoring points, monitoring indicators and minimum monitoring frequency
produce
Process
Monitoring point monitoring index
Monitoring frequency
Non-key emissions from key pollutant discharge units
Main discharge outlets of polluting units
Foresee
Mechanical pre-treatment shot blasting, sanding, sand blasting, blasting
Exhaust exhaust pipe for pellets, cleaning, etc.
Particulate matter quarterly half year
Chemical pretreatment (pickling) exhaust gas exhaust tubea Nitrogen oxides, hydrogen chloride, sulfuric acid mist quarterly half a year
produce
Process
Monitoring point monitoring index
Monitoring frequency
Non-key emissions from key pollutant discharge units
Main discharge outlets of polluting units
Coated
Exhaust exhaust cylinder for water-based paint coating facilities
Particulate matter b, volatile organic matter c, special
Contamination d
Quarterly half year
Solvent paint coating (including solvent scrubbing) facilities
Exhaust exhaust
Volatile c
Six months of particulate matter b, benzene, toluene, xylene,
Characteristic pollutant d
Quarter
Powder coating coating facility exhaust gas exhaust particulate matter quarterly half year
Fossil fuel combustion exhaust gas coating facility
Exhaust exhaust e
Particulate matter, sulfur dioxide, nitrogen oxides
Solidify
Film formation
Waste of water-based coating (including glue) curing film-forming facilities
Air exhaust
Volatile organic matter c, characteristic pollutant d quarterly half year
Solvent coating (including glue) curing film forming facility waste
Air exhaust
Volatile c
Benzene, toluene, xylene, characteristic pollution
Quarter
Exhaust gas exhaust from powder coating curing film formation facility
Volatile Organic Compounds
Solidified film formed by mixing with fossil fuel combustion exhaust gas
Facility exhaust exhaust e
Particulate matter, sulfur dioxide, nitrogen oxides
other
Volatile organic compounds in exhaust ducts for production facilities such as spot repair, paint adjustment, etc.
Intermediate grinding production facility exhaust gas exhaust particles
Process heating furnace production facilities exhaust pipe particulate matter, sulfur dioxide, nitrogen oxides
Dust-containing exhaust gas discharge, such as cutting, processing, welding
Particulate matter quarterly half year
Resin fiber, plastic processing, etc.
Inflator
Volatile Organic Compounds
Note 1. The flue gas parameters must be monitored synchronously in accordance with the corresponding monitoring analysis methods and technical specifications.
Note 2. According to the environmental impact assessment document and its approval, combined with the project process and production and sewage characteristics, the monitoring points included in the project are selected for monitoring.
Note 3. The key pollutant discharge units in this standard are classified and managed according to environmental factors, and are included in the list of key pollutant discharge units in the atmospheric environment.
Note 4. The main emission outlets of this standard are the main emission outlets determined by the “Industrial Application Standards for Pollutant Discharge Permits and Technical Specifications”.
Note 5. The main discharge outlets of industrial pollution discharge units with coating processes that are included in the list of key pollutant discharge units by the eco-environment departments at or above the city level in districts should implement the "National
Issued [2018] No. 22 "on the requirements for installing automatic monitoring facilities for smoke emissions.
aDetermine specific monitoring indicators based on the raw materials and process characteristics.
b It is applicable to the situation of generating particulate pollutants by spraying process.
c Characterization of volatile organic compounds is determined in accordance with the emission standards implemented.
The monitoring frequencies in this table apply to situations characterized by non-methane total hydrocarbons. If it is characterized by TVOC, the monitoring frequency is. the main emissions of key pollutant discharge units
The outlets are once every six months, and the general discharge outlets of non-key pollutant discharge units and the non-key pollutant discharge units are once a year.
Carry out TVOC monitoring according to the following principles. according to the raw materials, production processes, products or by-products used by the company, combined with the implemented emission standards
And related environmental management requirements, screening and determination of substances included in TVOC; single substances without national pollutant monitoring method standards, pending national pollutant monitoring
Implementation of test method standards.
In the implementation of the emission standards for non-methane total hydrocarbons and TVOC limit requirements, the above monitoring frequency requirements should be met at the same time.
d According to relevant environmental management regulations such as pollution discharge permits, environmental impact assessment documents and their approvals, determine specific monitoring indicators for characteristic pollutants;
After the release of industrial pollutant emission standards, follow its provisions; if there are requirements for local emission standards, follow its provisions.
e is only applicable when the exhaust pipe is mixed with traditional fossil fuel combustion exhaust gas.
5.2.2 Monitoring points, indicators and frequency of fugitive exhaust emissions
The setting, monitoring index and minimum monitoring frequency of the fugitive units' unorganized exhaust gas emissions shall be implemented in accordance with Table 3.
Table 3 Monitoring points, monitoring indicators and minimum monitoring frequency of fugitive exhaust emissions
Monitoring point monitoring frequency
VOCs a, particulate matter and characteristic pollutants b
Next to the coating section c Volatile organic compounds a, particulate matter, characteristic pollutants b Quarter
Note. If there are sensitive points around, the monitoring frequency should be increased appropriately.
a Characterizing substances for volatile organic compounds are determined in accordance with the emission standards implemented.
The monitoring frequencies in this table apply to situations characterized by non-methane total hydrocarbons. If it is characterized by TVOC, the monitoring frequency is as follows. the key pollutant discharge unit is once every six months,
Non-key pollutant discharge units are once a year.
Carry out TVOC monitoring according to the following principles. according to the raw materials, production processes, products or by-products used by the company, combined with the implemented emission standards
And related environmental management requirements, screening and determination of substances included in TVOC; single substances without national pollutant monitoring method standards, pending national pollutant monitoring
Implementation of test method standards.
In the implementation of the emission standards for non-methane total hydrocarbons and TVOC limit requirements, the above monitoring frequency requirements should be met at the same time.
b Determine specific monitoring indicators of characteristic pollutants according to relevant environmental management regulations such as sewage permits, environmental impact assessment documents and their approvals;
After the release of industrial pollutant emission standards, follow its provisions; if there are requirements for local emission standards, follow its provisions.
c Applicable to the situation where there is no enclosed space in the coating section, such as the dock and dock sections of the shipbuilding industry. For the setting of monitoring points, see HJ/T 55
5.3 Monitoring of factory boundary environmental noise
The setting of the environmental noise monitoring points at the factory boundary should follow the principles in HJ 819 and the requirements in GB 12348.
Noise sources such as shot blasting, sand blasting, shot blasting, sanding, pump motors, cooling towers, air-conditioning units, air compressors, fans, and freezers are in the factory area
Distribution.
The monitoring point setting, monitoring index and minimum monitoring frequency shall be implemented according to Table 4.
Table 4 Noise emission monitoring points, monitoring indicators and minimum monitoring frequency
Monitoring point monitoring frequency
Factory Equivalent Continuous A Sound Level (Leq) Quarter
Note 1. There are sensitive points in the surrounding area, and the monitoring frequency should be increased appropriately.
Note 2. Night production must be monitored for night noise.
5.4 Monitoring of surrounding environmental quality impact
5.4.1 Laws and regulations or environmental impact assessment documents and their approvals [only obtained after January 1,.2015 (inclusive) environmental impact assessment approvals
If there is a clear stipulation in the complex sewage unit, it shall be implemented as required.
5.4.2 If there is no clear requirement, if the pollutant discharge unit deems it necessary, the surrounding water, soil and air environment quality may be monitored. Can press
Set ambient air, groundwater, and soil according to relevant regulations in HJ 664, HJ 964, HJ/T 55, HJ/T 164, HJ/T 166, HJ 194
Monitoring points. For sewage units that directly discharge wastewater into surface water and seawater, the week can be set in accordance with relevant regulations in HJ/T 91 and HJ 442.
The monitoring points, monitoring indicators and minimum monitoring frequency of the border surface water and seawater can be implemented by referring to Table 5.
Table 5 Monitoring indicators of surrounding environmental quality impact and minimum monitoring frequency
Monitoring frequency of environmental element monitoring indicators
Ambient air volatile organic compounds a, benzene, toluene, xylene, particulate matter, characteristic pollutants b
Surface water
pH value, dissolved oxygen, chemical oxygen demand, five-day biochemical oxygen demand, ammonia nitrogen, total nitrogen, total phosphorus, fluoride, stone
Oils, anionic surfactants (LAS), zinc, copper, chromium (hexavalent), etc.
Quarter
Groundwater level, pH, oxygen consumption, ammonia nitrogen, fluoride, chromium (hexavalent), copper, zinc, manganese, nickel, etc.
seawater
pH value, chemical oxygen demand, biochemical oxygen demand, petroleum, anionic surfactant (LAS), hexavalent chromium,
Total chromium, copper, zinc, nickel, etc.
Half a year
Soil pH, chromium, nickel, lead, copper, zinc, benzene, toluene, etc.
a This table temporarily uses non-methane total hydrocarbons to characterize the ambient air monitoring indicators of volatile organic compounds. After the release of pollutant emission standards for related industries, follow its regulations;
Where local standards have relevant requirements, their provisions shall prevail.
bDetermine specific pollutant projects according to relevant environmental management regulations such as environmental impact assessment documents and their approvals; pending the release of air pollutant emission standards for related industries
After deployment, follow its regulations; if local emission standards require it, follow its regulations.
5.5 Other requirements
5.5.1 In addition to the monitoring indicators in Tables 1 to 5, the pollutant indicators in 5.5.1.1 and 5.5.1.2 should also be included in the scope of monitoring indicators, and refer to
Determine the monitoring frequency according to Tables 1 to 5 and HJ 819.
5.5.1.1 Pollutant discharge permits, industry pollutant discharge (control) standards, environmental impact assessment documents and their approvals [2015 only
Pollutant discharge units that have obtained environmental impact assessment approval after January 1st (inclusive)], pollutant indicators clearly required by relevant management regulations.
5.5.1.2 Where actual emissions are determined based on raw and auxiliary materials, production processes, intermediate and final product types, and monitoring results during the production process,
Indicators of pollutants in the list of toxic or harmful or priority control pollutants, or other indicators of toxic pollutants.
5.5.2 The monitoring frequency of each indicator can meet the requirements of this standard, and the monitoring frequency can be increased according to the principle of determining the monitoring frequency in HJ 819.
If the monitoring results exceed the standard, the monitoring frequency of the corresponding indicators should be increased.
5.5.2.1 For multiple pollution sources or production equipment sharing one exhaust cylinder, the monitoring points can be arranged on the common exhaust cylinder. When not performing
When the exhaust gas is combined with the exhaust gas required by the emission control, the exhaust gas should be monitored before the exhaust gas is mixed; if the monitoring point can only be set after the mixing,
On the exhaust pipe, the monitoring index should cover the monitoring index of the corresponding pollution source or production equipment, and the minimum monitoring frequency should be strictly implemented.
5.5.3 Sampling methods, monitoring analysis methods, monitoring quality assurance and quality control shall be implemented in accordance with HJ 819.
5.5.4 The description and changes of the monitoring plan shall be implemented in accordance with HJ 819.
6 Information recording and reporting
6.1 Information records
6.1.1 Monitoring information record
Manual monitoring records and automatic monitoring operation and maintenance records are performed in accordance with HJ 819.
6.1.2 Production and operation information records of pollution control facilities
Sewage discharge units should record their production and operation conditions of pollution control facilities in detail. In daily production, they should refer to the following to record relevant information.
And organize it into a ledger to keep it for future reference.
6.1.2.1 Production operation status record
According to the process production unit and production line classification, according to the specific situation of each sewage unit, the following relevant information is selected and recorded.
a) The amount of raw and auxiliary materials, including the amount of main raw materials, the amount of various coatings, the amount of various solvents, the amount of adsorbents, and other amounts
Wait;
b) Product output, record the product output of each proce...
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