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This specification was revised by the drafting group according to the requirements of the document (GONGXINTINGKE [2012] No. 252) issued by the Ministry of Industry and Information Technology of the People's Republic of China, through extensive investigation, careful summarization of practical experience, reference to relevant international and foreign advanced standards and extensive solicitation of opinions.
This specification consists of 13 clauses and 5 annexes.
The following main technical revisions have been made with respect to this specification:
——selection of plant site and plot plan;
——control and treatment of wastewater;
——control and treatment of waste gas;
——prevention and control of solid waste;
——noise control;
——environmental management;
——environmental monitoring;
——environmental protection investment;
——prevention and control of soil and groundwater pollution.
This specification was firstly issued in 1995, and firstly revised in 2017; this edition is the first revision.
Design specification for environmental protection of petrochemical industry
1 Scope
This specification specifies the design specification for environmental protection of petrochemical industry.
This specification is applicable to design for constructed, renovated and extended petrochemical industry projects.
2 Normative references
The following documents are indispensable for the application of this specification. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 3785 Electric, sonic properties and measuring methods for sound level meters
GB 5085 Identification standards for hazardous wastes
GB 5086 Test method standard for leaching toxicity of solid wastes
GB 12348 Emission standard for industrial enterprises noise at boundary
GB 13223 Emission standard of air pollutants for thermal power plants
GB 13271 Emission standard of air pollutants for boilers
GB 14554 Emission standards for odor pollutants
GB 15562.1 Graphical signs for environmental protection
GB 16297 Integrated emission standards of air pollutants
GB 18484 Pollution control standard for hazardous wastes incineration
GB 18597 Standard for pollution control on hazardous waste storage
GB 18598 Standard for pollution control on the security landfill site for hazardous wastes
GB 18599 Standard for pollution on the storage and disposal site for general industrial solid wastes
GB 19041 Safety regulations for the production of phosgene and phosgenation products
GB 31570 Emission standard of pollutants for petroleum refining industry
GB 31571 Emission standard of pollutants for petroleum chemistry industry
GB 50052 Code for design electric power supply systems
GB 50747 Code for design of wastewater treatment in petrochemical industry
GB 50984 Code for design of petrochemical plant layout
GB/T 3241 Octave-band and fractional-octave-band filters
GB/T 4754 Industrial classification for national economic activities
GB/T 15173 Sound calibrator
GB/T 15555 Determination method standard for leaching toxicity of solid wastes
GB/T 16157 Determination of particulates and sampling methods of gaseous pollutants emitted from exhaust gas of stationary source
GB/T 17181 Integrating-averaging sound level meters
GB/T 32146.1 Technical requirement of design and construction for inspection and testing laboratory - Part 1: General specification
GB/T 50087 Specifications for the design of noise control system in industrial enterprises
GB/T 50934 Technical code for seepage prevention in petrochemical engineering
HJ 2.2 Technical guidelines for environmental impact assessment atmosphere environment
HJ 562 Engineering technical specification of flue gas selective catalytic reduction denitrification for thermal power plant
HJ 563 Engineering technical specification of flue gas selective non-catalytic reduction denitration for thermal power plant
HJ/T 75 Specifications for continuous emissions monitoring of flue gas emitted from stationary sources
HJ/T 76 Specification and test procedures for continuous emission monitoring systems of flue gas emitted from stationary sources
HJ/T 91 Technical specifications requirements for monitoring of surface water and waste water
HJ/T 92 Technical requirements for monitoring of total amount of pollutants in waste water
HJ/T 125 Cleaner production standard Petroleum refinery industry
HJ/T 166 Technical specification for soil environmental monitoring
HJ/T 353 Technical guidelines of wastewater on-line monitoring equipments and installation (on trial)
HJ/T 397 Technical specifications for emission monitoring of stationary source
SH 3008 Design specification for green areas in plant areas of petrochemical industry
SH 3009 Design specification for combustible gas discharge system in petrochemical industry
SH 3173 Design specification for wastewater reclamation and reutilization in petrochemical industry
SH/T 3146 Design specification for noise control in petrochemical industry
DZ/T 0148 The specification for hydrogeological well drilling
National catalogue of hazardous wastes
3 Terms and definitions
For the purposes of this specification, the following terms and definitions apply.
3.1 General
3.1.1
petrochemical industry
industry that uses petroleum, natural gas, coal and its products as raw materials to produce, store and transport liquefied petroleum gas, gasoline fraction, kerosene fraction, diesel fraction, fuel oil, lubricating oil, paraffin oil, asphalt oil, petrochemical raw materials, organic chemicals, synthetic resins, synthetic fibers, synthetic rubber, etc.
3.1.2
pollutant source
facilities or building structures that emit pollutants
3.1.3
boundary
boundary of the place or building where the owner has the right to use (or ownership) as determined by legal documents (such as land use permit, property ownership certificate, lease contract, etc.)
3.1.4
total amount of discharged pollutants
total amount of a certain pollutant discharged from the discharge port in a certain period of time, which is the product of the total discharge amount of wastewater or waste gas and the average concentration of the pollutant, the time integral value of instantaneous pollutant concentration or the statistical value of pollutant discharge coefficient
3.1.5
intrinsic environmental protection
take measures such as optimizing engineering design and strengthening operation management to reduce the generation of pollutants, improve the comprehensive utilization of resources, achieve comprehensive and stable discharge of pollutants, thus achieving green and sustainable development
3.2 Wastewater
3.2.1
sewer system
assembly of the industrial wastewater and non-polluted rainwater collection, transportation, treatment, regeneration and disposal facilities in combined in a certain way
3.2.2
wastewater system
assembly of the industrial wastewater collection, transportation, treatment, regeneration and disposal facilities in combined in a certain way
3.2.3
wastewater pretreatment
treatment of some special pollutants before entering the wastewater treatment plant in order to meet the requirements for inlet water quality of wastewater treatment plant, or to reduce the escape of VOCs and odor gases in wastewater treatment process
3.2.4
public wastewater treatment system
enterprise or organization in charge of collecting wastewater by using wastewater pipelines or other ways, and providing wastewater treatment services for more than two pollutant discharging units with the drainage meeting the relevant emission standards; including urban wastewater treatment plants and parks (including all kinds of industrial parks, development zones, industrial clusters, etc.) wastewater treatment plants of various scales and types
3.2.5
direct discharge
behavior that the discharge units directly discharge water pollutants to the environmental water
3.2.6
indirect discharge
behavior that the discharge units discharge water pollutants to public wastewater treatment system
3.2.7
drain outlet
general drain outlet belonging to the pollutant discharging unit which directly or indirectly discharges wastewater to the environmental water body
3.2.8
industrial wastewater
wastewater generated in the industrial production process, including process wastewater, polluted rainwater (mixed with process wastewater), domestic wastewater, circulating cooling discharge wastewater, chemical discharge wastewater, steam generator discharge wastewater, waste heat boiler discharge wastewater, etc.
3.2.9
process wastewater
wastewater discharged from various production equipment after direct contact with materials in production process
3.2.10
sour water containing sulfide and/or ammonia
wastewater having a sulfur content of ≥50mg/L and/or an ammonia nitrogen content of ≥100mg/L produced in the production process of petroleum refining industry
3.2.11
accidental drainage
leakage materials, fire-fighting water, industrial wastewater and rainwater entering the sewer system that generated during the accident or accident treatment
3.2.12
polluted rainwater
rainwater with the surface runoff pollutant concentration within the area of an enterprise or production facility higher than the direct discharge limit specified in the standard
3.3 Waste gas
3.3.1
volatile organic compounds (VOCs)
organic compounds involved in photochemical reaction in atmosphere or those determined via measurement or calculation according to specified method
3.3.2
odor pollutants
all gases that irritate olfactory organs and cause people's unhappiness or damage the living environment
3.3.3
acid mist
mist acidic substance with a pH value of 3~4.5
3.3.4
volatile organic liquid
any organic liquid that can release volatile organic compounds into the atmosphere and meet any of the following conditions: (1) at 20℃, the actual vapor pressure of volatile organic liquid is greater than 0.3kPa; (2) at 20℃, the total concentration of pure organic compounds with the actual vapor pressure greater than 0.3kPa is equal to or higher than 20% (mass fraction)
3.3.5
particulates
solid and liquid particulates suspended in exhaust gas generated by combustion, synthesis and decomposition of fuel and other substances and mechanical treatment of various materials; particulates with aerodynamic equivalent diameter less than or equal to 10μm in ambient air are called inhalable particulates; those with aerodynamic equivalent diameter less than or equal to 2.5μm in ambient air are called fine particulates
3.3.6
fugitive emission
unregulated emission of air pollutants without passing through an emission funnel
3.3.7
leak detection and repair
systems engineering controlling material leakage in the whole production process in industrial enterprises involving VOCs
3.3.8
health protection zone
minimum zone from the boundary of departments (workshop or workplace) generating harmful factors to that of sensitive area
3.3.9
buffer distances for residual air emissions
distance from each fugitive emission source calculated by the atmospheric environmental protection mode among the recommended modes according to the requirements of HJ 2.2, which is the control distance starting from the central point of the pollutant source
3.4 Solid waste
3.4.1
solid wastes
solid and semi-solid articles and substances and gaseous ones in containers that have lost their original use value or have been discarded or abandoned although they have not lost such value in the course of production, people’s daily lives and other activities, as well as articles and substances (including liquid waste) that are controlled as solid waste, as prescribed by laws and administrative regulations
3.4.2
industrial solid waste
solid waste generated from industrial production
3.4.3
general industrial solid waste
industrial solid waste not listed in the National catalogue of hazardous wastes or that judged as not having hazardous characteristics according to the national standard GB 5085 using the identification methods specified in GB 5086 and GB/T 15555
3.4.4
hazardous waste
waste listed in the National catalogue of hazardous wastes or that with hazardous characteristics as determined according to the hazardous waste identification standard and identification method specified by the nation
3.5 Noise
3.5.1
noise
sound produced in industrial production that interferes with the living surroundings
3.5.2
industrial enterprises noise
sound produced in industrial production that interferes with the living surroundings, generated by stationary equipment and measured and controlled at the boundary
3.6 Environmental monitoring
3.6.1
emission monitoring of stationary source
programmed process of sampling, determination, recording or signaling of various characteristic indexes of waste gas in order to master the dynamic changes of waste gas pollutants discharged from the discharge outlet
3.6.2
continuous emission monitoring system, CEMS
all equipment necessary for continuously determining the concentration and emission rate of particulates and/or gaseous pollutants; generally, the monitoring system consists of three subsystems: sampling subsystem, testing subsystem as well as data acquisition and processing subsystem
3.6.3
monitoring of wastewater
programmed process of sampling, determination, recording or signaling of various characteristic indexes of water in order to master the dynamic changes of pollutants in wastewater
3.6.4
wastewater on-line monitoring equipments
equipment consisting of water pollutant source on-line monitoring station and water pollutant source on-line monitoring instrument
3.6.5
monitoring of groundwater quality
programmed process of sampling, determination, recording or signaling of various characteristic indexes of groundwater in order to master the environmental quality of groundwater and the dynamic changes of pollutants in groundwater
3.6.6
groundwater monitoring well
water quality monitoring well arranged to accurately master the environmental quality of groundwater and the dynamic changes in distribution of pollutants in groundwater
3.6.7
emergency monitoring
monitoring of pollutants, pollutant concentration and pollution range in case of an environmental emergency
4 Overall requirement
4.1 The design for environmental protection of petrochemical industry shall meet the requirements of environmental impact assessment document and its approval document.
4.2 The design for environmental protection of petrochemical industry shall meet the emission standards and meet the requirements of total pollutant control.
4.3 For the design for environmental protection of petrochemical industry, the source control, process monitoring and end treatment shall be combined to prevent and control pollution in the whole process.
4.4 For the design for environmental protection of petrochemical industry, clean process and raw/auxiliary materials shall be preferred, industrial advanced technology and equipment shall be adopted, and perfect and reliable pollution prevention and control facilities shall be equipped to achieve intrinsic environmental protection.
4.5 For the design for environmental protection of petrochemical industry, the principle of integrated design shall be insisted to achieve overall planning, rational layout and one-time implementation, thus realizing effective control of environmental pollution.
4.6 The implementation of this specification shall also meet the environmental protection requirements of current relevant national, professional and local laws and regulations, standards, etc.
5 Selection of plant site and plot plan
5.1 Selection of plant site
5.1.1 The selection of plant site shall be based on basic environmental factors such as natural environment, social environment, atmosphere, water body (including ocean, surface water, groundwater, etc.) and soil in the area where the proposed project is located, in combination with the environmental impact of pollutants discharged under normal/abnormal working conditions of the proposed project and the impact of toxic and harmful factors on sensitive areas under accident conditions for comprehensive analysis and demonstration.
5.1.2 The site shall not be located in the restricted development areas in the national plan for developing functional zones, i.e., national nature reserves, world cultural and natural heritages, national scenic spots, national forest parks, national geological parks, etc.
5.1.3 The plant site should be located in an area with favorable natural conditions for waste gas diffusion and wastewater discharge, good supporting conditions for solid waste treatment and disposal, and certain environmental capacity, downwind of sensitive areas.
5.1.4 The plant area shall be provided with buffer distances for residual air emissions, which shall be determined according to the environmental impact assessment document of the project and its approval document. Other buffer distances shall comply with the requirements of relevant assessment documents and their approval documents.
5.2 Plot plan
5.2.1 The general layout shall be optimized to reduce the impact of factors such as harmful gas, smoke, dust, heat radiation, vibration and noise on the environment outside the boundary.
5.2.2 The production device area should be arranged on the side far away from the residential area.
5.2.3 The greening of the plant area shall be carried out according to SH 3008.
6 Control and treatment of wastewater
6.1 General requirement
6.1.1 The unit consumption of fresh water shall meet the requirements of the benchmark water intake of unit raw material/product of the industry.
6.1.2 The processes and equipment that produce no or less wastewater shall be preferred, and the production water should be recycled and reused to reduce the total amount of discharged wastewater.
6.1.3 The arrangement of sewer system shall meet the requirements of rainwater-wastewater separation, wastewater separation, classified collection, monitoring and treatment.
6.1.4 The amount and pollutant concentration of wastewater discharged directly or indirectly shall not exceed those required in relevant national, professional and local emission standards.
6.1.5 Pollutants such as benzo (a) pyrene, total lead, total cadmium, total arsenic, total nickel, total mercury, alkyl mercury, total chromium and hexavalent chromium at the wastewater discharge outlet of workshop or production facilities shall meet the standards.
6.1.6 Drain outlets of petrochemical enterprises or projects shall be arranged centrally, and shall not be arranged in drinking water source protection areas. No new drain outlets shall be arranged in the protection areas of scenic spots, important fishery water bodies and other water bodies with special economic and cultural values. The arrangement of drain outlets shall meet the requirements of relevant national, professional and local laws and regulations, as well as the requirements of environmental impact assessment documents and their approval documents.
6.1.7 Rainwater discharge outlets of petrochemical enterprises should be arranged centrally.
6.1.8 The monitoring pool, automatic sampling and on-line monitoring system shall be arranged for wastewater before it is discharged outside the boundary. The monitoring pool shall be equipped with facilities for cutting off and returning substandard wastewater.
6.1.9 The monitoring pool shall be arranged for rainwater before it is discharged outside the boundary, and the monitoring pool shall be equipped with facilities for cutting off and returning substandard rainwater.
6.1.10 Water quality sampling and water metering facilities shall be arranged for device (unit) wastewater before it is discharged outside the device/integrated device.
6.2 Control of pollutant source
6.2.1 A material collection system shall be set up separately for the device to collect the materials discharged from sampling, overflow, overhaul and accident as well as those discharged by emptying equipment and pipelines in a centralized and enclosed way. Materials shall be recycled, and those cannot be recycled shall not be discharged into the sewer system.
6.2.2 The wastewater from equipment and pipeline sweeping and flushing during overhaul, start-up and shutdown shall be collected and treated separately according to the water quality or enter the wastewater system for treatment.
6.2.3 In the polluted area, measures shall be taken to prevent rainwater overflow and a polluted rainwater pool with a reasonable volume shall be arranged, and the separation of polluted rainwater and non-polluted rainwater in the polluted area shall be automatically switched.
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
3.1 General
3.2 Wastewater
3.3 Waste gas
3.4 Solid waste
3.5 Noise
3.6 Environmental monitoring
4 Overall requirement
5 Selection of plant site and plot plan
5.1 Selection of plant site
5.2 Plot plan
6 Control and treatment of wastewater
6.1 General requirement
6.2 Control of pollutant source
6.3 Wastewater pretreatment and centralized treatment
6.4 Water pollution prevention and control measures
7 Control and treatment of waste gas
7.1 General requirement
7.2 Pollutant source control of combustion waste gas
7.3 Treatment measure of combustion waste gas
7.4 Pollutant source control of process waste gas
7.5 Treatment measures of process waste gas
7.6 Prevention and control of fugitive emission
8 Prevention and control of solid waste pollution
8.1 General requirement
8.2 Storage, treatment and disposal of solid waste
9 Noise control
10 Prevention and control of soil and groundwater pollution
10.1 General requirement
10.2 Prevention and control of soil and groundwater pollution
11 Environmental protection management
12 Environmental monitoring
12.1 General requirement
12.2 Waste gas monitoring
12.3 Wastewater monitoring
12.4 Noise monitoring
12.5 Groundwater and soil monitoring
12.6 Emergency monitoring
13 Environmental protection investment
Annex A (Informative) Index of pollution prevention and control of main production devices and facilities in petrochemical industry
Annex B (normative) Calculation method for total effective volume of accident storage facility
Annex C (Normative) Index of major process devices and facilities which are counted in environmental protection investment
Explanation of wording in this specification
