HJ 983-2018Technical guidelines of accounting method for pollution source intensity nonferrous metal smelting industry (English PDF)

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

The identification of pollution sources in the non-ferrous metal smelting industry should cover all places and equipment that may generate waste gas, waste water, noise, solid waste pollutants.

Or device, see Appendix A for details.

The identification of pollution sources shall comply with the requirements of HJ 2.1, HJ 2.2, HJ 2.3, HJ 2.4 and so on.

4.3 Determination of pollutants

The determination of pollutants of various pollution sources in the non-ferrous metal smelting industry shall include GB 25465, GB 25466, GB 25467, GB 25468, GB.

For pollutants in national and local emission standards such as 30770, see Appendix A for details. National or local pollutants that may be produced during the production process Pollutants not included in the standard may be based on environmental quality standards, other industry standards, other national emission standards, and local people's governments.

Or the environmental quality improvement requirements of the competent department of ecological environment shall be analyzed and determined according to the raw and auxiliary materials, fuel use and production process.

4.4 Accounting method selection

Strong accounting methods for pollution sources in non-ferrous metal smelting industry include actual measurement method, analog method, material balance algorithm, pollution yield coefficient method, etc.

The method should be selected in order of priority. If the priority method cannot be used, reasonable reasons should be given. The accounting methods and selection priorities are given in Appendix A.

4.4.1 Exhaust gas

4.4.1.1 New (reconstruction, expansion) construction project pollution source

In normal discharge, the particulate matter is preferentially calculated by the analogy method, followed by the pollution yield coefficient method; the sulfur dioxide is calculated by the material balance algorithm Calculated; other atmospheric pollutants are accounted for by analogy. The unorganized source of exhaust gas is calculated by analogy.

In the case of abnormal emissions, the sulfur dioxide is calculated using the material balance algorithm, and the other exhaust sources are preferentially accounted for by the analogy method.

4.4.1.2 Existing engineering pollution sources

In normal discharge, the organized source strength of the exhaust gas is calculated by the actual measurement method. When the actual emissions are calculated by the actual measurement method, such as the non-ferrous metal smelting industry the self-monitoring technical guide of the pollutant discharge unit and the pollutant discharge permit of the pollutant discharge unit require automatic monitoring of the pollution factor, and only effective self can be used.

Dynamic monitoring data for accounting; if the non-ferrous metal smelting industry sewage unit self-monitoring technical guide and sewage unit discharge permit, etc.

With automatic monitoring of pollution factors, automatic monitoring data accounting is preferred, followed by manual monitoring of data accounting. Exhaust gas unorganized source Calculated by analogy.

In the case of abnormal emissions, the source of the exhaust gas is preferentially calculated by the actual measurement method, and the second is the analogy of the abnormal emission of the same type of pollution source of the enterprise.

According to the accounting.

4.4.2 Waste water

4.4.2.1 New (reconstruction, expansion) construction project pollution source

The source of pollution is preferentially calculated by analogy method, and secondly by the pollution coefficient method.

4.4.2.2 Existing engineering pollution sources

The source of pollution is calculated by the actual measurement method. When the actual emission is calculated by the actual measurement method, if the sewage unit of the non-ferrous metal smelting industry monitors itself Technical guidelines and pollutant discharge permit for pollutant discharge units require automatic monitoring of pollution factors, and only effective automatic monitoring data can be used for nuclear If there is no automatic pollution monitoring, such as the self-monitoring technical guide for the sewage disposal unit of the non-ferrous metal smelting industry and the sewage discharge permit of the sewage disposal unit Factor, priority is to use automatic monitoring data accounting, followed by manual monitoring data accounting.

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 source of pollution is preferentially calculated by the material balance algorithm, followed by the analogy method and the pollution coefficient method.

4.4.4.2 Existing engineering pollution sources

The source of pollution is prioritized by the actual measurement method, followed by the analogy method.

4.5 Pollutant emissions accounting

The discharge of pollutants should include both normal and abnormal emissions, and the sum of emissions or emissions of all sources, (1) Calculation.

DDD

= sum

Where. the amount of pollutants produced or discharged during the D-accounting period, t;

During the Di-accounting period, a pollutant is produced or discharged when a pollution source is normally discharged, t;

Di'-The amount of pollutants generated or discharged when a pollution source is abnormally discharged during the accounting period, t;

n - the number of pollution sources, the amount of dimension one.

4.6 Summary of accounting results

See Appendix B for the format of the strong source accounting results.

5.1 Material Balance Algorithm

The sulfur dioxide emissions are calculated using equation (2).

100 100 100 100

Nnnn

Mfp

Iiigi

Iiii

Sss

D mfgsp eta-

× × × × × × × × × × × sum sum sum sum (2) where. D - the amount of sulfur dioxide emissions during the accounting period, t;

Im - the amount of material used in the i-th entry during the accounting period, t;

s - the sulfur content of the i-th entry material in the accounting period, %;

If - the i-th solid fuel usage during the accounting period, t;

s - the sulfur content of the i-th solid fuel during the accounting period, %;

Ig - the i-th type of gas fuel used in the accounting period, 10 4m3;

s - the i-th type of gaseous fuel sulfur content in the accounting period, mg/m3;

Ip - the amount of production of the i-th product during the accounting period, t;

s - the sulfur content of the i-th product during the accounting period, %;

eta-Fume treatment facilities desulfurization efficiency, %.

For the new (reconstruction, expansion) construction project pollution source accounting for strong sulfur dioxide source, the use of furnace materials, solid fuel, gas fuel and production Relevant data in the design data, such as the amount of matter produced and its sulfur content.

Refer to Appendix C for the materials and product categories of typical non-ferrous metal smelting furnaces. Refer to Appendix for the desulfurization efficiency of flue gas desulfurization facilities.

5.2 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 can be used.

a) raw and auxiliary materials and fuels of the same type and similar to pollutant emissions;

b) the production process is similar;

c) the same product type;

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 scale of a single production line is similar (the difference in scale should not exceed 20%).

5.3 Measurement method

5.3.1 The actual measurement method is to calculate the pollutant discharge amount through the actual exhaust gas emission and the corresponding pollutant discharge concentration, which is suitable for effective measurement.

Existing engineering sources of pollution that automatically monitor or manually monitor data.

5.3.2 Data accounting using automatic waste gas monitoring system

The exhaust gas pollution source that installs the automatic monitoring system and is connected with the competent department of ecological environment shall adopt effective automatic monitoring in accordance with relevant regulations.

Data accounting for the source of exhaust pollutants. The use of automatic monitoring data to calculate the source of exhaust gas pollutants should be used for all hours in the accounting period.

The average data is calculated. The pollution source automatic monitoring system and data must conform to HJ 75, HJ 76, HJ/T 373, HJ 630, HJ 819, colored Metal industry sewage unit self-monitoring technical guide and discharge permit of pollutant discharge unit.

The source of exhaust gas pollutants is calculated according to formula (3).

D qrho

= × ×sum

Where. D - the discharge amount of a certain pollutant during the accounting period, t;

Irho - the average mass concentration of the first hour of a pollutant in the standard state, mg/m 3;

Iq - the amount of exhaust gas in the i-th hour under standard conditions, m 3/h;

The discharge time of pollutants in the n-accounting period, h.

5.3.3 Manual monitoring of data accounting using exhaust gas

Automatically monitor the pollutants that the system fails to monitor or the pollution sources and pollutants that are not installed in the automatic monitoring system, and use law enforcement monitoring and sewage disposal orders.

Manual monitoring data such as self-monitoring, accounting for strong source of pollutants. The use of manual monitoring data to calculate the source strength of pollutants should be used within the accounting period.

All valid manual monitoring data is calculated. The frequency of self-monitoring and monitoring by the pollutant discharge unit, the production conditions during the monitoring period, the validity of the data, etc.

Comply with GB 25465, GB 25466, GB 25467, GB 25468, GB 30770, GB/T 16157, HJ/T 373, HJ/T 397, HJ 630, HJ 819, non-ferrous metal industrial sewage unit self-monitoring technical guide and discharge permit of sewage unit. Except law enforcement monitoring in addition, the production load of all other manual monitoring periods shall not be lower than the average production load during the current monitoring and the previous monitoring period, and shall be given Comparison of production load.

The source of exhaust gas pollutants is calculated according to formula (4).

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Where. D - the discharge amount of a certain pollutant during the accounting period, t;

Irho - the i-th monitoring measured hourly emission mass concentration in standard state, mg/m 3;

Iq - the i-th monitoring hour of exhaust emissions under standard conditions, m 3/h;

The amount of data that is effectively monitored during the n-accounting period, the quantity of dimension one;

H-time of pollutant discharge during the accounting period, h.

5.4 Pollution coefficient method

The source of exhaust gas pollutants is calculated according to formula (5).

-31- 10

DM etabeta= × × ×( ) (5) where. the discharge of a pollutant during the D-accounting period, t;

M - product yield during the accounting period, t;

i-Sewage pollutant production coefficient, kg/t;

eta-exhaust gas treatment technology for the removal efficiency of pollutants,%.

The pollution coefficient of waste gas pollutants refers to the national census data of industrial pollution sources (according to the latest version), and the current stage of colored gold it is a smelting industry national pollution source survey industrial pollution source census data is only applicable to accounting for a single production line pollutant emissions. Typical exhaust gas treatment technology refer to Appendix D for the efficiency of contaminant removal.

6.1 Analogy

The discharge of wastewater pollutants can be compared with the valid measured data of existing engineering wastewater pollutants that meet the requirements. Analogy applies to the original See 5.2.

6.2 Measurement method

6.2.1 The actual measurement method is to calculate the pollutant discharge amount through the actual wastewater discharge amount and the corresponding pollutant discharge concentration, which is applicable to Existing engineering sources of pollution that automatically monitor or manually monitor data.

6.2.2 Data accounting using automatic wastewater monitoring system

The wastewater pollution source that installs the automatic monitoring system and is connected with the competent department of ecological environment shall adopt effective automatic monitoring in accordance with relevant regulations.

Data accounting for the source of wastewater pollutants. The use of automatic monitoring data to calculate the source of wastewater pollutants should use all daily averages during the accounting period.

According to the calculation. Automatic pollutant monitoring system and data shall comply with HJ/T 353, HJ/T 354, HJ/T 355, HJ/T 356, HJ/T 373, HJ 630, HJ 819, self-monitoring technical guide for pollutant discharge units in non-ferrous metal smelting industry and discharge permit for pollutant discharge unit.

The source of wastewater pollutants is calculated according to formula (6).

D qrho

= × ×sum

Where. D - the discharge amount of a certain pollutant during the accounting period, t;

Irho - the ith day emission mass concentration, mg/L;

Iq - monitoring the discharge of wastewater on the i-th day, m 3/d;

The discharge time of wastewater pollutants during the n-accounting period, d.

6.2.3 Manual monitoring of data using wastewater

When the automatic monitoring system is not installed or there is no effective automatic monitoring data, manual monitoring data such as law enforcement monitoring and self-monitoring by the pollutant discharge unit are adopted.

Carry out accounting. The source value of the pollutants is calculated by manual monitoring data, and all valid daily average data in the accounting period should be used for calculation. row the self-monitoring frequency of the pollution unit, the production conditions during the monitoring period, the validity of the data, etc. must comply with GB 25465, GB 25466, GB 25467, GB.

25468, GB 30770, HJ/T 91, HJ/T 92, HJ/T 373, HJ 630, HJ 819, non-ferrous metal smelting industry sewage unit self-monitoring Technical guidelines and discharge permit for pollutant discharge units.

The source of wastewater pollutants is calculated according to formula (7).

Where. D - the amount of pollutants discharged during the accounting period, t;

Irho - the ith day emission mass concentration, mg/L;

Iq - monitoring the discharge of wastewater on the i-th day, m 3/d;

The amount of data that is effectively monitored during the n-accounting period, the quantity of dimension one;

d - the discharge time of pollutants during the accounting period, d.

6.3 Pollution coefficient method

The discharge of wastewater pollutants is calculated according to formula (8).

-61 21- 1- 10

DM eta etabeta= × × × ×( )( ) (8) where. D - accounting period pollutant emissions, t;

M - product yield during the accounting period, t;

i-The fouling coefficient of a certain pollutant in wastewater, g/t;

1eta - Pollutant removal efficiency of sewage treatment technology, %.

2eta - wastewater reuse rate, %.

The pollution coefficient of wastewater pollutants can refer to the national census data of industrial pollution sources (according to the latest version), typical wastewater treatment refer to Appendix D for the removal efficiency of the technology.

7.1 Analogy

The noise source can be source strong data provided by the equipment manufacturer. The analogy of the analog object used in the analogy method is...