HJ 884-2018Technical guidelines of accounting method for pollution source intensity -- Basic principles (English PDF)

1 Guidelines for the technical guidelines for strong source of pollution

1 Scope of application this standard stipulates the general requirements for the calculation of the source of pollution sources, the accounting procedures, and the requirements for the principles of source strength accounting.

This standard is applicable to guide the preparation of industrial pollution source strong accounting technical guidelines; other industries pollution sources strong accounting work in accordance with this standard is implemented.

This standard applies to the environmental impact assessment of construction projects.

2 Normative references

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

quasi.

GB 10071 Urban area environmental vibration measurement method 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 2.4 Environmental Impact Assessment Technical Guidelines Acoustic Environment HJ 610 Environmental Impact Assessment Technical Guidelines Groundwater HJ 630 Environmental Monitoring Quality Management Technical Guidelines HJ/T 2.3 Technical Guidelines for Environmental Impact Assessment Surface Water Environment HJ 75 fixed pollution source flue gas (SO2, NOX, particulate matter) continuous monitoring technical specifications HJ 76 Technical requirements and test methods for continuous monitoring system for fixed pollution source flue gas (SO2, NOX, particulate matter) HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications 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 819 General Guidelines for Self-Monitoring Technical Units of Sewage Units HJ 2300 Guidelines for the preparation of feasible technical guidelines for pollution prevention

23 Terms and definitions

The following terms and definitions apply to this standard.

Technical guidelines system of accounting method for pollution Source intensity the technical guide system for strong source of pollution is composed of guidelines and industry guidelines.

Pollution source

Refers to the source of pollutants that cause environmental pollution, usually pointing to the field where the environment emits harmful substances or has harmful effects on the environment.

Equipment,, etc.

Source strength

Refers to the measurement of the strength of pollutants produced or discharged, including strong exhaust gas source, strong wastewater source, strong noise source, strong vibration source, and solid the source of body waste is strong.

The source of waste gas and waste water refers to the place where the waste gas generated by the pollution source and the waste water discharged from the waste water have harmful effects.

Number of equipment, installations or pollution prevention (control) facilities. It usually includes normal and abnormal emissions of waste gas and wastewater sources.

Does not include accident emissions.

The noise source strength refers to the intensity of the noise pollution source, that is, the index reflecting the intensity and characteristics of the noise radiation, usually using the sound of radiation noise.

The power level or the characteristics of the sound pressure level (both inclusive) and the directivity under certain environmental conditions are determined.

The vibration source strength refers to the intensity of the vibration pollution source, that is, the characteristic index of acceleration, velocity or displacement reflecting the intensity of the vibration source.

The common reference point is represented by the Z-magnet level perpendicular to the ground direction.

The source of solid waste refers to the amount of solid waste generated by the source of pollution per unit time.

Quantities of pollutant generation Refers to the amount of pollution produced by a certain source of pollution.

Quantity of pollutant discharge Refers to the amount of a pollutant that is discharged into the environment or other facilities.

33.6

Abnormal situation

Refers to the abnormal working conditions of the production facilities or the abnormal conditions of the pollution prevention (control) facilities, in which the abnormal conditions of the production facilities refer to Conditions such as shutdown (machine), equipment overhaul, abnormal operation of process equipment, and abnormal conditions of pollution prevention (control) facilities There should be situations such as governance efficiency or simultaneous operation rate.

Accident discharge

Refers to the discharge of pollutants in case of sudden leakage, fire, explosion, etc.

Material balance method Refers to the balance between the input and output using the quantity of material or the number of elements according to the law of conservation of mass.

A method of determining the amount or amount of pollutant produced per unit time.

Analogy method

Refers to comparative analysis in terms of raw materials and fuel components, products, processes, scale, pollution control measures, management levels, etc.

The pollution source with the same or similar characteristics, using its relevant data, to determine the relevant parameters such as pollutant concentration, exhaust gas volume, and wastewater volume.

A method of accounting for the amount of time or emissions of pollutants per unit time, or directly determining the amount of time or emissions of pollutants per unit time.

3.10

Actual measurement method Refers to the data on the generation or emission of pollutants obtained through on-site measurement, and then calculates the amount of production or discharge of pollutants per unit time.

The method of volume measurement includes automatic monitoring method and manual monitoring method.

3.11

Pollutant-generation coefficient method Refers to the technical guidelines for the strong accounting of relevant sources of pollution according to different raw materials and materials, fuels, products, processes and scales.

The coefficient of pollutant production is calculated according to the output of the product per unit time, and combined with the treatment measures adopted, accounting Method of discharge of pollutants per unit time.

43.12

Pollutant-discharge coefficient method Refers to the strong accounting of relevant sources of pollution according to different raw materials and materials, fuels, products, processes, scales and treatment measures.

The technical guidelines provide a method for determining the discharge of pollutants per unit time by combining the discharge coefficient per unit time with the product output per unit time.

3.13

Experimental method

Refers to the method of simulating experimentally determining relevant parameters and accounting for the amount of pollutants produced per unit time or emissions.

3.14

Accounting period

Refers to the relevant management regulations to determine the time range for accounting for pollutant emissions, generally in terms of years, hours, etc. as the accounting period.

4 General requirements the source of pollution shall be strong in accordance with the working procedures, accounting methods and technical requirements stipulated in the technical guidelines for the strong source of accounting of pollution sources.

Accounting, identify all involved sources of pollution and specified pollutants, select accounting methods according to the specified priority levels, and give complete Source strength calculation results and related parameters.

The parameters required for the accounting method shall be determined to meet the requirements of relevant national or local technical standards and specifications. Data collection when obtaining parameters, the selected parameter basis (such as feasibility study report, design text, account record, etc.) should be valid.

The pollution sources of new (reconstruction and expansion) projects located in areas with unqualified environmental quality shall adopt pollution prevention with optimal emission levels.

Governing feasible technologies, and selecting corresponding parameters for source strength accounting; new (reconstruction, expansion) construction projects located in environmental quality compliance areas for dyeing sources, feasible techniques for pollution prevention and control should be adopted, and corresponding parameters should be selected for source strength accounting.

The accounting of pollutant emissions should include both normal and abnormal emissions, and clearly identify normal emissions and non-positive Regular emissions.

The strong accounting of wastewater source and source should consider the difference between the running time of the production equipment and the running time of the pollution control measures, and determine the waste separately.

The accounting period for the generation of water pollutants and the accounting period for emissions.

When using the actual measurement method for source strength accounting, the operating parameters of the production equipment during the monitoring period, such as the amount of material to be dosed, shall be recorded simultaneously.

Product output, fuel consumption, by-product production, etc.; when conducting strong accounting for wastewater sources, detailed tempering should also be recorded separately.

The source of pre-waste water, the amount of water, the concentration of pollutants, etc.

5 source strong accounting procedures the strong source accounting procedures include pollution source identification and pollutant determination, accounting methods and parameter selection, source strength accounting, and accounting.

5 results summary and so on. The source strength accounting procedure is shown in Figure 1.

5.1 Pollution source identification and pollutant determination Combined with the process flow, identify sources of pollution such as exhaust gas, wastewater, noise, vibration, solid waste, etc., and determine the type of pollution source.

And quantity, identify all specified pollutants and their treatment measures for each source.

5.2 Accounting method and parameter selection Appropriate accounting methods are selected according to the priority levels specified in the industry guidelines, and relevant parameters are reasonably selected or scientifically determined.

5.3 source strong accounting According to the selected accounting method and parameters, combined with the accounting period to determine the source strength of the pollutants, generally the annual emissions and hours of pollutants Emissions, etc.

5.4 Accounting results the list gives the source strength accounting results and related parameters, refer to Appendix A.

6 Figure 1 source strong accounting program 76 source strength accounting principles

6.1 Basic principles the compilation of technical guidelines for strong accounting of industrial sources of pollution should be based on the basis of industry environmental protection work and scientifically determine the accounting party.

Law, reasonably define relevant parameters, continuously improve the accuracy of parameters, and gradually improve the scientific system of strong accounting of pollution sources;

The accounting work of strong sources of pollution should be implemented in accordance with the following principles in light of the characteristics of the industry.

6.2 Identification of pollution sources the identification of pollution sources should be combined with the characteristics of the industry, covering all processes and equipment types, and clarifying all possible waste gas and waste.

Locations, equipment or installations of pollutants such as water, noise, vibration, solid waste, etc., including possible production of water and soil the "eating and leaking" links that have adverse effects. Industry guidelines should be combined with industry characteristics and HJ 2.1, HJ 2.2, HJ/T 2.3, the requirements of technical guidelines such as HJ 2.4 and HJ 610 are detailed for important pollution sources in the industry.

The sources of pollution such as exhaust gas, wastewater, noise, and vibration should be classified separately.

Types of waste gas sources. According to the form of pollution sources, they can be divided into point sources, surface sources, line sources and source sources;

It is divided into organized emission sources and unorganized emission sources; it can be divided into continuous emission sources and intermittent emission sources according to emission characteristics;

According to the discharge status, it can be divided into normal emission sources and abnormal emission sources.

Wastewater pollution source type. It can be divided into point source and non-point source according to the emission form; it can be divided into continuous rows according to emission characteristics.

Discharge and intermittent discharge; according to the discharge status, it can be divided into normal emission source and abnormal emission source.

Noise source type. According to the sound source position, it can be divided into fixed sound source and flowing sound source; it can be divided into frequent according to the sounding time.

Noise source, sporadic noise source; can be divided into point sound source, line sound source and surface sound source according to the sound form.

Vibration source type. According to the vibration change, it can be divided into steady vibration source, impact vibration source, random vibration source, orbit.

Vibration source.

Types of groundwater discharge. According to the discharge status, it can be divided into normal conditions and emissions under abnormal conditions.

6.3 Determination of pollutants the industry guide shall determine the pollution source and waste water related pollution according to the national and local industrial pollutant discharge standards.

Dyed matter. If there is no industry pollutant discharge standard, it can be combined with national or local comprehensive emission standards, or Emission standards for related industries that produce pollutant discharge characteristics, and determine pollutants related to pollution source and wastewater. Can also be based on raw materials and the use of fuel and production process, analysis and determination of pollution source waste gas, wastewater pollutants.

Industry guidelines should be based on the properties of solid waste, ie Class I general industrial solid waste, Class II general industrial solid waste 8 substances, hazardous waste (in accordance with the "National Hazardous Waste List"), domestic garbage, etc., respectively determine the name of solid waste.

6.4 Determination of accounting methods the strong source of pollution can be measured by the actual measurement method, the material balance algorithm, the pollution production coefficient method, the sewage coefficient method, the analogy method, and the experiment.

Method and other methods.

Industry guidelines should clearly identify the applicable objects, calculation formulas, parameter meanings, and accounting requirements for each accounting method.

Industry guidelines should distinguish between new (reconstruction, expansion) construction pollution sources and existing ones for different types of pollution sources and pollutant characteristics.

The source of engineering pollution is determined separately, and the method of calculating the source of pollution is determined separately, and the priority of the accounting method is given.

The priority of the accounting method should be determined in accordance with the principles of simplicity, efficiency, scientific accuracy and uniformity. New (reform, expand) the accounting of the source of pollution of the construction project should be based on the source of pollution and the characteristics of the pollutants to determine the priority level of the accounting method, and continuously improve Applicability and accuracy of the pollution coefficient method and the sewage coefficient method. The calculation of the source of existing engineering pollution sources should give priority to the actual measurement method.

Each industry guide can also determine other accounting methods according to the characteristics of the industry; when using the actual measurement method, the self-monitoring of the pollutant discharge unit Measurement technical guidelines and emission permits require automatic monitoring of pollution factors, and only effective automatic monitoring data can be used.

Accounting; for pollution control units self-monitoring technical guidelines and pollutant discharge permits, etc., which do not require automatic monitoring of pollution factors, the automatic monitoring data is preferred when the accounting source is strong, and the manual monitoring data is used second. Industry guidelines should specify the fouling coefficient and row the principle of selection of the fouling coefficient.

The measured data should meet the requirements of GB 10071, GB/T 16157, HJ 630, HJ 75, HJ 76, HJ/T 91, HJ/T 355, HJ/T 356, HJ/T 373, HJ/T 397 and other monitoring specifications.

The industry guide should clarify the access to the relevant parameters of the accounting method, specify the values of important parameters, and refine the correlation coefficient, the production process, equipment and pollution prevention measures corresponding to the parameters are clearly defined by the correlation coefficient and the level represented by the parameters.

9 Appendix A

(informative appendix) Source strength accounting results and related parameter list form

Table A.1 List of sources and related parameters of exhaust gas pollution source and related parameters

Process /

Production line device pollution source pollutant Pollutant production control measures pollutant discharge emission Time/h accounting method Waste gas production Production /(m3/h) Produce concentration /(mg/m3) Production amount /(kg/h) Process efficiency /% Accounting method Exhaust emissions /(m3/h) Emission concentration /(mg/m3) Emissions /(kg/h) Name 1 Production unit 1 Exhaust cylinder 1 Contaminant 1 Contaminant 2 Exhaust cylinder 2 Contaminant 1 Contaminant 2 Unorganized emission Contaminant 1 Contaminant 2 - -- -unusual emission Contaminant 1 Contaminant 2 Production unit 2 Name 2 Note. For the new (reconstruction, expansion) construction project pollution source strong accounting, it should be the maximum.

Table A.2-1 List of strong accounting results and related parameters of wastewater source and source generated by process/production line

Process /

Production line device pollution source pollutant Pollutant production control measures pollutant discharge emission time (h) Accounting method produce Amount of wastewater /(m3/h) Concentration /(mg/L) Production amount /(kg/h) Process efficiency /% Accounting method emission Amount of wastewater /(m3/h) Emission concentration /(mg/L) Emissions /(kg/h) Name 1 Production equipment Set 1 Waste water 1 Contaminant 1 Contaminant 2 Waste water 2 Contaminant 1 Contaminant 2 Production equipment Set 2 Name 2 Note. For the new (reconstruction, expansion) construction project pollution source strong accounting, it should be the maximum.

Table A.2-2 List of strong source calculation results and related parameters of wastewater pollution from integrated wastewater treatment plants

Process pollutant

Entering the plant's comprehensive sewage treatment plant pollutants treatment measures pollutant discharge Emission time /h produce Amount of wastewater /(m3/h) Concentration /(mg/L) Production amount /(kg/h) process Comprehensive treatment effectiveness/% Accounting method emission Amount of wastewater /(m3/h) Emission concentration /(mg/L) Emissions /(kg/h) Integrated pollution Water treatment Contaminant 1 Contaminant 2 Note. For the new (reconstruction, expansion) construction project pollution source strong accounting, it should be the maximum.

Table A.3 List of noise source and source calculation results and related parameters

Process /

Production line device noise source Sound source type (frequently, occasionally, etc.) Noise source strong noise reduction measures noise emission value continued Time/h accounting method noise value process noise reduction effect accounting method noise value Name 1 Production unit 1 Noise producing equipment 1 Noise generating equipment 2 Other sound sources Production unit 2 Noise producing equipment 1 Noise generating equipment 2 Other sound sources Name 2 ` Note. (1) Other sound sources mainly refer to impact noise.

(2) Sound source expression. A sound power level (LAw), or sound power level (Lw) with a center frequency of 63 to 8 000 Hz 8 octave bands; A sound level at the sound source r [LA(r )] or sound with a center frequency of 63 to 8 000 Hz 8 octave bands Pressure level [LP(r)].

Table A.4 List of vibration accounting sources strong accounting results and related parameters

Noise source

Vibration type

(steady-state vibration, shock vibration, Random vibration, etc.) Vibration generation situation, vibration reduction measures, vibration discharge continued Time/h accounting method vertical Z vibration level/dB process vibration reduction effect/dB accounting method vertical Z vibration level/dB Vibration equipment 1 Vibration equipment 2

Table A.5 List of strong accounting results of solid ...