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HJ 984-2018 English PDF

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HJ 984-2018: Technical guidelines of accounting method for pollution source intensity electroplating industry
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HJ 984-2018529 Add to Cart 5 days Technical guidelines of accounting method for pollution source intensity electroplating industry Valid

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Basic data

Standard ID: HJ 984-2018 (HJ984-2018)
Description (Translated English): Technical guidelines of accounting method for pollution source intensity electroplating industry
Sector / Industry: Environmental Protection Industry Standard
Classification of Chinese Standard: Z04
Word Count Estimation: 23,284
Issuing agency(ies): Ministry of Ecology and Environment

HJ 984-2018: Technical guidelines of accounting method for pollution source intensity electroplating industry


---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.
Technical guidelines of accounting method for pollution source intensity electroplating industry National Environmental Protection Standard of the People's Republic Pollution source source strong accounting technical guide plating Technical guidelines of accounting method for pollution source intensity Electroplating industry 2 0 1 8 - 1 1 - 2 7 released 2 0 1 9 - 0 1 - 0 1 Implementation Ministry of Ecology and Environment released

Content

Foreword... 1 Scope of application ... 1 2 Normative references... 1 3 Terms and Definitions... 2 4 Source-strength accounting program... 2 5 Strong method for calculating the source of exhaust gas pollution... 6 The method of calculating the source of waste water pollution... 7 Noise source strong accounting method... 8 8 Solid waste source strong accounting method... 9 9 其他... 9 Appendix A (informative) The results of the strong calculation of the source of electroplating pollution and the list of related parameters... 10 Appendix B (informative) Corrosion coefficient of main exhaust gas pollutants in electroplating... 13 Appendix C (informative) Method for calculating the area of electroplated workpieces... 14 Appendix D (informative) List of reference values for the amount of plating solution for different shapes of plated parts... 15 Appendix E (informative) Water consumption for different cleaning methods... 16 Appendix F (informative) Electroplating waste gas and wastewater pollution control technology and effects ... 18 Appendix G (informative) The noise reduction effect of the plating noise source and the control measures... 20

Foreword

In order to implement the Environmental Protection Law of the People's Republic of China, the Environmental Impact Assessment Law of the People's Republic of China Dyeing Prevention and Control Law, Law of the People's Republic of China on Prevention and Control of Water Pollution, Law of the People's Republic of China on Prevention and Control of Environmental Noise Pollution, Laws and regulations on the prevention and control of environmental pollution by solid waste, improve the system of strong accounting methods for fixed sources of pollution, and guide and standardize sources of electroplating pollution Strong accounting work, the development of this standard. This standard stipulates the basic principles, contents, accounting methods and methods for the strong accounting of waste gas, waste water, noise and solid waste in the electroplating industry. Request and so on. Appendix A to Appendix G of this standard are informative annexes. This standard is the first release. This standard is formulated by the Department of Environmental Impact Assessment and Emission Management of the Ministry of Ecology and Environment, and the Department of Regulations and Standards. This standard is mainly drafted by. Environmental Engineering Evaluation Center of the Ministry of Environmental Protection, Fourth Design and Research Institute of Machinery Industry, Tibet God State Ruilin Environmental Protection Technology Co., Ltd. This standard is approved by the Ministry of Ecology and Environment on November 27,.2018. This standard has been implemented since January 1,.2019. This standard is explained by the Ministry of Ecology and Environment. Pollution source source strong accounting technical guide plating

1 Scope of application

This standard stipulates the basic principles, contents, accounting methods and requirements for strong accounting of sources of electroplating pollution. This standard is applicable to the source strength calculation of new (reconstruction, expansion) construction pollution sources and existing engineering pollution sources in the electroplating industry. This standard is applicable to the strong accounting of pollution sources under the normal working conditions of the electroplating industry, and is not suitable for accidents such as sudden leakage, fire, explosion, etc. Source strong accounting. This standard is applicable to electroplating industry waste gas, wastewater, noise, solid waste pollution sources including electroplating, electroless plating, anodizing process, etc. Strong accounting, metal pickling, polishing (electropolishing and chemical polishing), chemical oxidation, phosphating, passivation and other processes can be carried out with reference to this standard. The strong accounting of wastewater, noise and solid waste pollution sources of centralized sewage treatment plants specializing in electroplating wastewater can also be implemented with reference to this standard. For the strong calculation of the surface metallization process of steel in the rolling industry, refer to the relevant content in HJ 885. Execution of GB 13271 boiler pollutant source Accounting according to the boiler's source code for strong source accounting.

2 Normative references

This standard refers to the following documents or their terms. For undated references, the latest edition applies to this standard. GB 12348 Environmental noise emission standards for industrial enterprises GB 13271 Boiler Air Pollutant Emission Standard GB 21900 Electroplating Pollutant Emission Standard GB 50015 Building Water Supply and Drainage Design Code GB/T 16157 Determination of particulate matter in fixed pollution source exhaust gas and sampling method of gaseous pollutants HJ 2.1 General Outline of Technical Guidelines for Environmental Impact Assessment of Construction Projects HJ 2.2 Technical Guidelines for Environmental Impact Assessment Atmospheric Environment HJ 2.3 Environmental Impact Assessment Technical Guidelines Surface Water Environment HJ 2.4 Environmental Impact Assessment Technical Guidelines Acoustic Environment HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications HJ/T 92 Water Pollutant Total Monitoring Technical Specification HJ/T 353 Water Pollution Source Online Monitoring System Installation Technical Specification (Trial) HJ/T 354 Water Pollution Source Online Monitoring System Acceptance Technical Specification (Trial) Technical Specifications for Operation and Assessment of HJ/T 355 Water Pollution Source Online Monitoring System (Trial) HJ/T 356 Water Pollution Source Online Monitoring System Data Validity Discrimination Technical Specification (Trial) 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 630 Environmental Monitoring Quality Management Technical Guidelines HJ 819 General Guidelines for Self-Monitoring Technical Units of Sewage Units HJ 884 Guidelines for Strong Sources of Pollution Sources HJ 885 Pollution Sources Strong Accounting Technical Guide Steel Industry Announcement on Issue of Pollution Discharge Coefficient and Material Accounting Method for Calculating Pollutant Discharge (Protection of Environmental Protection Department No. 81 of.2017)

3 Terms and definitions

The following terms and definitions apply to this standard. 3.1 Electroplating electroplating The process of depositing a uniform, dense, well-bonded metal coating or alloy layer on the surface of a part by electrolysis. Including pre-plating treatment, Plated with metal and post-plated. 3.2 Chemical plating The process of depositing a metal coating on the surface of a substrate by chemical methods, including catalytic plating, contact plating, and the like. 3.3 Anodized anodising Taking metal parts as anodes, electrolysis in a certain electrolyte, forming a layer on the surface to have a certain function (such as protection, loading The process of the oxide film of the decorative or other function). 3.4 Chemical oxidation In the absence of an external current, the metal part and the electrolyte containing oxidizing ability act to form an oxide film on the surface of the metal part.

4 source strong accounting procedures

4.1 General principles The strong source accounting procedures include pollution source identification and pollutant determination, accounting method and parameter selection, source strength accounting, and accounting results. For details, see HJ 884 for details. 4.2 Identification of pollution sources Electroplating source identification should cover all sites, equipment or devices that may generate exhaust, wastewater, noise, solid waste contaminants, See Table 1. The identification of pollution sources shall comply with the technical guidelines of HJ 2.1, HJ 2.2, HJ 2.3, HJ 2.4 and so on. 4.3 Determination of pollutants The determination of electroplating pollutants of various pollution sources shall include pollutants in national and local emission standards such as GB 21900, as shown in Table 1. Correct Contaminants that may be produced in the production process but not included in national or local pollutant discharge standards may be based on environmental quality standards and other industries. Environmental quality improvement requirements of standards, local people's governments or ecological environment authorities, based on raw and auxiliary materials and fuel use and production processes Analyze and determine. 4.4 Accounting method selection The methods of calculating the source of electroplating pollution include the actual measurement method, the analogy method, the material balance algorithm and the pollution yield coefficient method. Table 1. The source strength accounting method should be selected in order. If the priority method cannot be adopted, reasonable reasons should be given. Table 1 Selection table of strong accounting methods for electroplating pollution sources Elemental pollution source/discharge pollutant project Accounting method and prioritization New (reform, expansion) Engineering pollution source Existing engineering Pollution source a Organized waste Workshop or production facility Exhaust Hydrogen chloride, sulfuric acid mist, chromic acid mist, cyanide, nitrogen oxides, fluorine Compound Analogy method 2. Pollution coefficient method Actual measurement method Unorganized waste Electroplating production site Hydrogen chloride, sulfuric acid mist, chromic acid mist, cyanide, nitrogen oxides, fluorine Compound Analogy method Waste water Production unit outlet Chemical oxygen demand, suspended solids, petroleum, fluoride, total nitrogen, ammonia Nitrogen, total phosphorus, total iron, total aluminum Analogy method Total cyanide, total copper, total zinc, total lead, total mercury, total chromium, hexavalent Chromium, total cadmium, total nickel, total silver Analogy method 2. Material balance algorithm Actual measurement method 2. Material balance algorithm Workshop or production facility Wastewater discharge Total chromium, hexavalent chromium, total nickel, total cadmium, total silver, total lead, total mercury Analogy method 2. Pollution coefficient method Actual measurement method Total wastewater discharge from enterprises Total copper, total zinc, total iron, total aluminum, suspended solids, chemical oxygen demand, Ammonia nitrogen, total nitrogen, total phosphorus, petroleum, fluoride, total cyanide Analogy method 2. Pollution coefficient method Actual measurement method Noise-high noise equipment equivalent continuous A sound level 1. Analogy method Actual measurement method 2. Analogy Solid waste electroplating wastewater treatment sludge, waste tank liquid, slag, plating material packaging, filter material, etc. Analogy method 2. Material balance algorithm Actual measurement method 2. Material balance algorithm Note 1. The outlet of the production unit refers to the pre-treatment tank, the plating treatment tank, the post-treatment tank and the water outlet of each washing tank. Note 2. For the centralized sewage treatment plant workshop or production facility discharge that specializes in electroplating wastewater, it refers to the specific treatment of the first type of pollutant wastewater. The water outlet of the unit (before the wastewater containing the first type of pollutants is mixed with other wastewater). a The existing project pollution source is not in accordance with the relevant management requirements for manual monitoring, installation of automatic pollutant monitoring equipment or automatic monitoring equipment does not meet the requirements, the ring In the process of environmental impact assessment management, it shall be accounted for according to the method in this table after rectification according to law; in the process of sewage permit management, nuclear shall be carried out in accordance with the relevant provisions of the pollutant discharge permit. Count. 4.4.1 Exhaust gas 4.4.1.1 New (reconstruction, expansion) construction project pollution source The pollution factors of the organized exhaust gas are preferably accounted for by the analogy method, and the second is calculated by the pollution yield coefficient method. The pollution factors of unorganized exhaust gas are accounted for by the analogy method. 4.4.1.2 Existing engineering pollution sources The pollution factors of organized exhaust gas are calculated by the actual measurement method. The pollution factors of unorganized exhaust gas are accounted for by the analogy method. 4.4.2 Waste water 4.4.2.1 New (reconstruction, expansion) construction project pollution source For the production plant outlet, chemical oxygen demand, suspended solids, petroleum, fluoride, total nitrogen, ammonia nitrogen, total phosphorus, total iron, total aluminum mining Calculated by analogy; total cyanide, total copper, total zinc, total lead, total mercury, total chromium, hexavalent chromium, total cadmium, total nickel, total silver are preferably used in analogy Method accounting, followed by material balance algorithm accounting. For total corporate wastewater discharge, total copper, total zinc, total iron, total aluminum, suspended solids, chemical oxygen demand, ammonia nitrogen, total nitrogen, total phosphorus, stone Oils, fluorides and total cyanide are preferentially accounted for by the analogy method, followed by the pollution coefficient method. For the wastewater discharge from the workshop or production facility, the total chromium, hexavalent chromium, total nickel, total cadmium, total silver, total lead, and total mercury are preferably used in analogy. Accounting, followed by accounting for the pollution coefficient method. 4.4.2.2 Existing engineering pollution sources For the production plant outlet, chemical oxygen demand, suspended solids, petroleum, fluoride, total nitrogen, ammonia nitrogen, total phosphorus, total iron, total aluminum mining Calculated by actual measurement method; total cyanide, total copper, total zinc, total lead, total mercury, total chromium, hexavalent chromium, total cadmium, total nickel, total silver are preferably measured Method accounting, followed by material balance algorithm accounting. When using the actual measurement method to calculate the source strength, the self-monitoring technical guide for the electroplating industry The enterprise's sewage permit requires the use of automatically monitored pollution factors, which can only be validated by effective automatic monitoring data; The self-monitoring technical guide and enterprise sewage permit do not require the use of automatic monitoring of pollution factors, and the use of automatic monitoring data is preferred. Second, manual monitoring of data is used. For total corporate wastewater discharge, total copper, total zinc, total iron, total aluminum, suspended solids, chemical oxygen demand, ammonia nitrogen, total nitrogen, total phosphorus, stone Oil, fluoride and total cyanide are calculated by actual measurement. For the wastewater discharge port of the workshop or production facility, total chromium, hexavalent chromium, total nickel, total cadmium, total silver, total lead and total mercury are calculated by the actual measurement method. 4.4.3 Noise 4.4.3.1 New (reconstruction, expansion) construction project pollution source The source of pollution is strongly calculated using the analogy method. 4.4.3.2 Existing engineering pollution sources The source of pollution is prioritized by the actual measurement method, followed by the analogy method. 4.4.4 Solid waste 4.4.4.1 New (reconstruction, expansion) construction project pollution source The pollution source is prioritized by the analogy method, and the material balance algorithm is used for accounting. 4.4.4.2 Existing engineering pollution sources The source of pollution is prioritized by the actual measurement method, followed by the material balance algorithm. 4.5 Summary of accounting results See Appendix A for the format of the strong source accounting results.

5 Strong source method for waste gas pollution sources

5.1 analogy The emission of exhaust pollutants can be accounted for in comparison with the valid measured data of existing engineering waste pollutants that meet the requirements. Meet the following If the five principles apply, the analogy method may apply. a) the same type of raw materials and the same ingredients related to pollutant discharge; b) the same plating process; c) the same type of plating; d) pollution control measures are similar, and the efficiency of pollutant design removal is not lower than the efficiency of analog object removal; e) The production lines are similar in scale (the difference in scale is not more than 20%), and the surface area of the workpiece in the plating tank is close. 5.2 Pollution coefficient method 5.2.1 Exhaust pollutant production The method for estimating the amount of pollutants generated according to the pollution coefficient of the pollutant discharge law of the same kind of pollution source survey can be calculated according to the formula. (1) Calculation. 610-= × × ×SD GA t (1) Where. the amount of pollutants generated during the D-accounting period, t; Gs-unit plating tank liquid surface area per unit time exhaust gas pollutant production, g/(m2 · h); A-plating tank liquid level, m2; The time during which the contaminant is produced during the t-accounting period, h. The amount of chromic acid mist generated without adding a chromium mist inhibitor is calculated according to the formula (2). 910-chromic acid mist = × × × ×AD GJS t (2) Where. D chromic acid mist - the amount of pollutants generated during the accounting period, t; GA-hexavalent chromium chrome-plated ampere-hour chromic acid mist production, mg/(A · h); J-cathode current density, A/dm2; Total plating area in the S-accounting period, dm2; T-plating time, h. See Appendix B for the fouling coefficient of the main exhaust gas pollutants. See Appendix C for the calculation method of the plated workpiece area. 5.2.2 Exhaust pollutant emissions Exhaust pollutant emissions during the accounting period are calculated using equation (3). ( ) = ×d D (3) Where. the discharge amount of certain pollutants in the exhaust gas during the d-accounting period, t; The amount of certain pollutants in the exhaust gas during the D-accounting period, t; The efficiency of removal of certain pollutants by the exhaust gas treatment facility during the η-accounting period, %. Refer to Appendix F for the removal efficiency of typical exhaust gas treatment te......
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