HJ 2036-2013_English: PDF (HJ2036-2013)
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Technical specifications for dyeing industry wastewater treatment
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HJ 2036-2013
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| Standard ID | HJ 2036-2013 (HJ2036-2013) | | Description (Translated English) | Technical specifications for dyeing industry wastewater treatment | | Sector / Industry | Environmental Protection Industry Standard | | Classification of Chinese Standard | Z23 | | Classification of International Standard | 13.060.30 | | Word Count Estimation | 23,276 | | Quoted Standard | GB 150.1; GB 150.2; GB 150.3; GB 150.4; GB 3096; GB 7251.1; GB 7251.2; GB 7251.3; GB 7251.4; GB 7251.5; GB 12348; GB/T 12801; GB 14554; GB 18484; GB 18597; GB 18599; GB 50014; GB 50736; GB 50033; GB 50037; GB 50046; GB 50052; GB 50053; GB 50054; GB 50055; | | Drafting Organization | Chinese Society for Environmental Sciences | | Administrative Organization | Department of Environmental Protection | | Regulation (derived from) | Department of Environmental Protection Notice No. 60 of 2013 | | Summary | This standard specifies the technical requirements of industrial dye wastewater treatment engineering design, construction, commissioning, operation and management of the whole process. This standard applies to industrial wastewater treatment project dye, | HJ 2036-2013
Technical specifications for dyeing industry wastewater treatment
attachment1
National Environmental Protection Standard of the People's Republic
Technical specification for dye industrial wastewater treatment engineering
(reported for approval)
Published on.2013-09-26
2013-12-01 Implementation
Ministry of Environmental Protection released
Content
Preface II
1 Scope.1
2 Normative references.1
3 Terms and Definitions 4
4 Contaminant and pollutant load..5
5 General requirements.6
6 Process Design.8
7 Main process equipment and materials 18
8 Detection and Control.19
9 Major auxiliary works 19
10 Labor Safety and Occupational Health. 21
11 Engineering Construction and Acceptance 21
12 Operation and maintenance..22
Foreword
Standardizing dyes for the implementation of the Environmental Protection Law of the People's Republic of China and the Law of the People's Republic of China on Water Pollution Prevention
This standard is formulated for the construction and operation management of industrial wastewater treatment projects, prevention of environmental pollution, protection of the environment and human health.
This standard specifies the principles and measures for the treatment of dye industrial wastewater, as well as the design and construction of dye industrial wastewater treatment projects.
Technical requirements for acceptance and operation.
This standard is a guidance document.
This standard is the first release.
This standard was formulated by the Science and Technology Standards Department of the Ministry of Environmental Protection.
This standard is mainly drafted by. China Environmental Science Society, Shenyang Chemical Research Institute Co., Ltd., Jiangsu Environmental Science
Research Institute, Shanghai Wande Chemical Co., Ltd., Jiangsu Yabang Dyestuff Co., Ltd.
This standard was approved by the Ministry of Environmental Protection on September 26,.2013.
This standard has been implemented since December 1,.2013.
This standard is explained by the Ministry of Environmental Protection.
Technical specification for dye industrial wastewater treatment engineering
1 Scope of application
This standard specifies the technical requirements for the whole process of design, construction, acceptance and operation management of dye industrial wastewater treatment engineering.
This standard is applicable to the dye industrial wastewater treatment project, and can be used as environmental impact assessment and environmental protection for dye industry construction projects.
The technical basis for the design and construction of the protection facilities, the environmental protection acceptance of the completion of the construction project and the operation and management after completion.
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.
GB 150 pressure vessel
GB 3096 Acoustic Environmental Quality Standard
GB 7251.1-5 Low-voltage switchgear and control equipment
GB 8978 Integrated Wastewater Discharge Standard
GB 12348 industrial enterprise boundary noise standard
General rules for safety and health requirements of GB 12801 production process
GB 14554 Odor Pollutant Discharge Standard
GB 18484 Hazardous Waste Incineration Control Standard
GB 18597 Hazardous Waste Storage Pollution Control Standard
GB 18599 General industrial solid waste storage and disposal site pollution control standards
GB 50014 Outdoor Water Supply and Drainage Design Code
GB 50015 Building Water Supply and Drainage Design Code
GB 50016 Building Design Fire Code
GB 50019 Heating, Ventilation and Air Conditioning Design Code
GB 50033 Architectural lighting design standard
GB 50037 Building Ground Design Specification
GB 50046 industrial building anti-corrosion design specification
GB 50052 design specification for power distribution system
GB 50053 10kV and below substation design specifications
GB 50054 Low Voltage Distribution Design Specification
GB 50055 general purpose electrical equipment power distribution design specification
GB 50057 lightning protection design code for buildings
GB 50058 Specification for design of electrical installations for explosion and fire hazard environments
GB 50069 Water supply and drainage engineering structure design specification
GB 50093 automation instrument engineering construction and acceptance specification
GB 50108 Underground Engineering Waterproof Technical Specifications
GB 50116 Fire Automatic Alarm System Design Specification
GB 50168 Electrical installation engineering cable line construction and acceptance specifications
GB 50169 Electrical installation engineering grounding device construction and acceptance specifications
GB 50187 General Plan for Design of Industrial Enterprises
GB 50204 Concrete Structure Engineering Construction Quality Acceptance Specification
GB 50208 Underground Waterproof Engineering Quality Acceptance Specification
GB 50222 Building interior decoration and design fire protection specification
General specification for construction and acceptance of GB 50231 mechanical equipment installation engineering
GB 50236 Field equipment, industrial pipeline welding engineering construction and acceptance specifications
GB 50243 Ventilation and air conditioning engineering quality acceptance specification
GB 50254 Electrical installation engineering Low-voltage electrical installation and acceptance specifications
GB 50255 Electrical installation engineering construction and acceptance specifications for power converter equipment
GB 50256 Electrical installation and construction crane electrical installation construction and acceptance specifications
GB 50257 Electrical installation engineering explosion and fire hazard environment electrical installation construction and acceptance specifications
GB 50258 Electrical installation engineering 1 kV and below wiring construction and acceptance specifications
GB 50259 Electrical installation installation engineering electrical lighting installation construction and acceptance specifications
GB 50268 Water supply and drainage pipeline engineering construction and acceptance specifications
GB 50275 Compressor, fan, pump installation engineering construction and acceptance specifications
GB 50334 Urban Wastewater Treatment Plant Engineering Quality Acceptance Specification
GB 50335 Wastewater Recycling Engineering Design Specification
GB J 87 Industrial Enterprise Noise Control Design Specification
GB J 141 Code for construction and acceptance of water supply and drainage structures
GBZ 1 industrial enterprise design hygiene standard
GBZ 2 Industrial site harmful factors occupational exposure limit
HJ 576 Anaerobic-anoxic-aerobic activated sludge process technical specification
HJ 577 Sequencing Batch Activated Sludge Wastewater Treatment Engineering Technical Specification
HJ 578 Oxidation ditch activated sludge method sewage treatment engineering technical specification
HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications
HJ/T 92 Water Pollutant Total Monitoring Technical Specification
HJ/T 242 Environmental Protection Product Technical Requirements Belt Press Filter for Sludge Dewatering Machine
HJ/T 245 Environmental Protection Products Technical Requirements Hanging Packing
HJ/T 246 Environmental Protection Products Technical Requirements Suspended Packing
HJ/T 247 Technical requirements for environmental protection products Vertical shaft mechanical surface aerator
HJ/T 250 Environmental Protection Products Technical Requirements Rotary Fine Grille
HJ/T 251 environmental protection product technical requirements Roots blower
HJ/T 252 environmental protection product technical requirements, microporous aerator
HJ/T 259 environmental protection product technical requirements rotary brush aeration device
HJ/T 260 Environmental Protection Product Technical Requirements Blasting Submersible Aerator
HJ/T 262 environmental protection product technical requirements grille decontamination machine
HJ/T 263 Environmental Protection Product Technical Requirements Jet Aerator
HJ/T 278 environmental protection product technical requirements single-stage high-speed aeration centrifugal blower
HJ/T 280 environmental protection product technical requirements rotary aerator
HJ/T 281 environmental protection product technical requirements diffuser aerator
HJ/T 283 environmental protection product technical requirements chamber filter press and plate and frame filter press
HJ/T 335 environmental protection product technical requirements sludge concentration belt dewatering machine
HJ/T 336 Environmental Protection Product Technical Requirements Submersible Sewage Pump
HJ/T 354 Environmental Protection Products Technical Requirements Water Pollution Source Online Monitoring System Acceptance Technical Specification (Trial)
HJ/T 369 Environmental Protection Product Technical Requirements Dosing Device for Water Treatment
HJ/T 2006 Technical Specifications for Sewage Coagulation and Flocculation Treatment Engineering
HJ/T 2015 Water Pollution Control Engineering Technical Guidelines
“Measures for Completion and Acceptance of Construction Projects (Engineering)”, Construction (1990) No. 1215
Measures for the Administration of Environmental Protection Completion Acceptance of Construction Projects.2001 Order No. 13 of the State Environmental Protection Administration
National Directory of Hazardous Wastes
Reform Commission Order No. 1 (2008 Ring 1)
3 Terms and definitions
The following terms and definitions apply to this standard.
3.1 dye industry dyeing industry
Refers to the chemical industry that produces dyes and dye intermediates.
3.2 Dyeing industrial waste water
Refers to the non-production process wastewater in the production process of dyes and their intermediates and the production process wastewater that has not been mixed.
3.3 Production process wastewater
Refers to the reaction water and the formation water, the condensation mother liquor of the product, the washing water, etc. in the production process of the dye and its intermediate.
3.4 non-production process wastewater non-production process wastewater
Refers to vacuum system wastewater, equipment and ground flushing water, cooling water, plant boilers and power station drainage, domestic sewage in the plant area
And initial rain and so on.
3.5 synthetic wastewater
Refers to the mixed wastewater of the treated process wastewater and non-production process wastewater.
3.6 pretreatment pretreatment
Refers to the reduction of comprehensive wastewater treatment load, improve biodegradability, recovery of useful substances, production of dyes and their intermediates
The wastewater with higher concentration of pollutants produced in the process has been treated with corresponding equipment and measures before entering the biochemical treatment process.
Cheng.
3.7 Primary treatment
Refers to the primary purification process based on solid-liquid separation measures such as coagulation and sedimentation in the comprehensive wastewater treatment project.
3.8 secondary treatment
Refers to the purification process with biochemical treatment as the main body after the first-stage treatment in the comprehensive wastewater treatment project.
3.9 tertiary treatment
Refers to measures such as coagulation sedimentation and oxidation in the comprehensive wastewater treatment project to further remove the secondary treatment and cannot be completely removed.
Contaminant purification process
3.10 Characteristic pollutants
Refers to dyes, isomers and intermediates contained in dye wastewater.
3.11 Waste water discharge
Refers to the amount of sewage discharged from a production facility or enterprise. Including various types of effluent that are directly or indirectly related to production (workshop
Drainage of discharge ports, domestic sewage in the plant area, cooling water, boilers in the plant area and drainage of power stations, etc.).
3.12 direct discharge
Refers to the discharge of water pollutants directly into the environment.
3.13 indirect discharge
Refers to the discharge of water pollutants from the sewage treatment system to the public sewage treatment system.
4 Contaminant and pollutant load
4.1 Dye industry production process The amount of water and water quality of wastewater should be based on measured data. If there is no measured data, it should refer to similar enterprises.
Industry information is determined. If there is no reference data, please refer to Table 1 and Table 2.
Table 1 Main dye production process wastewater water quantity water quality table
Major dyes
Water quantity (t waste
Water/t dye)
CODCr
(mg/L)
Chroma
1 Disperse dyes Sodium nitrite, sodium sulfate, nitroaniline organics, strontium organics, etc. 20~40.2000~6000 10000~100000
2 reactive dyes cyanuric chloride, H acid, J acid, para-ester, sodium salt and derivatives, etc. 10~20 5000~20000 10000~100000
3 acid dye
Organic acids, organic amines, sodium chloride,
By-products, dyes and unreacted
Raw materials, etc.
5~15 1000~50000 10000~100000
4 sulphur dye
Sodium thiosulfate, sodium chloride, by-product
Products, dyes and unreacted originals
Material, etc.
5~25 3000~10000 5000~100000
5 vat dye
Sodium sulfate, sodium nitrite, by-products,
Dyes, unreacted raw materials and
Heavy metals, etc.
50~100.2000~15000 5000~100000
6 fluorescent whitening agent DSD acid, aniline, morpholine, etc. 8~15 8000~12000 -
7 other dyes sodium sulfate, organic sulfonic acid, amino organics and heavy metals, etc. 5~35.2000~20000 -
Table 2 Main dye intermediate production process wastewater water quality table
Dye intermediate
Type of main pollutant water (t wastewater/t dye intermediate) CODCr (mg/L)
H acid (iron powder
reduction)
Ammonium sulfate, sodium sulfate, sulfuric acid, T acid,
H acid 14~16 30000~50000
H acid (hydrogenation
reduction)
Phenolic organic impurities, polynitrogens,
Sulfuric acid, H acid, chromotropic acid, sulfuric acid,
Sodium nitrite
10~15 6000~60000
3 T acid T acid, ammonium sulfate, sulfuric acid, naphthalenesulfonic acid 8~12 50000~70000
4 amino J acid amino acid J, ammonium sulfate, sulfuric acid 8~10 40000~50000
5 Sodium chlorocyanamide, ammonium chloride, sodium formate 36~40 1500~4000
6-nitro
-1,2,4-acid oxygen
1,2,4-acid, 1,2,4-acid, dioxane
Sulfur, sodium nitrite, sulfuric acid 12~16
17000~20000
7 1,5-naphthalenediol sulfur dioxide, 1,5-naphthalene disulfonic acid, 1,5-naphthalenediol 16~20.20000~30000
8 1-naphthol 1-naphthalenesulfonic acid, 2-naphthalenesulfonic acid, 1-naphthol, sodium sulfate 2~6 80000~110000
N,N-diethyl
Acetamide basic
M-acetamidoaniline, sodium chloride,
Sodium acetate 5~20.2000~9000
N,N-diene
Ke-2-methoxy
-5-acetamido
aniline
Vinyl chloride, 2-amino-4-acetamido
Anisole 20~40 1500~8000
2,4-dinitro
Aniline 2,4-dinitrochlorobenzene 5~10 6000~9000
2,4-dinitro
-6-chloroaniline 2,4-dinitroaniline, hydrochloric acid 5~15 2500~5000
2,4-dinitro
-6-bromoaniline 2,4-dinitroaniline, hydrochloric acid 5~15 2500~5000
2,6-dichloropair
Nitroaniline p-nitroaniline, hydrochloric acid 5~15 2500~5000
O-chloro-nitro
Aniline p-nitroaniline, hydrochloric acid 10~15 2500~5000
Esterification class
Hydroxyethylaniline derivative, acetic acid 5~10 2500~8000
4.2 Dyes and their intermediates The amount of water in the non-production process wastewater is determined by the production process corresponding to the production of each ton of dye and its intermediates.
The water quality is 8%~10%, and the water quality can be seen in Table 3.
Table 3 Dye and dye intermediates
Wastewater species main pollutants COD (mg/L) BOD5/COD pH
Vacuum system wastewater low boiling point compound 800~1000 0.4 5~6
Equipment, ground washing water, a small amount of dyes and intermediates 400~500 0.2 5~7
Domestic sewage, initial rainwater conventional pollutants 300~500 0.5 5~7
Other - 300~400 - -
Average water quality - 500~800 0.4 6
5 General requirements
5.1 General provisions
5.1.1 Dye industrial wastewater treatment shall comply with national industrial policies, industrial pollution prevention technical policies and other relevant regulations.
The company shall control the whole process of wastewater generation, treatment and discharge, and prioritize the use of clean production technology to improve resources and energy.
Source utilization, reducing the generation and emission of pollutants.
5.1.2 The construction of dye industrial wastewater treatment project should meet the requirements of the environmental impact assessment approval document and follow the “three simultaneous” system.
Degree, and based on the production situation and overall planning of the enterprise, coordinating the wastewater treatment and centralized treatment, existing projects and new (expansion,
Change the relationship of the construction project.
5.1.3 Dye production enterprises shall intercept, regulate and treat the initial rainwater.
5.1.4 Dye production enterprises should adopt drainage system for clearing and diverting, sewage diversion, and rain and sewage diversion, using classified treatment and set
In the combination of medium treatment, the wastewater containing characteristic pollutants should be pretreated and then mixed with other wastewater.
5.1.5 The accident tank should be set up in the dye industrial wastewater treatment project. In engineering design, operation errors and abnormalities should also be considered.
Emergency control measures in case of working conditions, power outages, etc.
5.1.6 Measures for prevention and control of secondary pollution shall be taken during the construction and operation of the dye industrial wastewater treatment project. Stench and solid waste
The disposal and disposal of the materials shall comply with the provisions of GB 14554 and GB 18599 respectively, and the disposal and disposal of hazardous wastes shall comply with GB.
Provisions of 18597.
5.1.7 The acoustic environment around the dye industrial wastewater treatment project shall comply with the provisions of GB 3096 and GB 12348, for buildings
Noise control of internal facilities shall comply with the relevant provisions of GB J 87.
5.2 Construction scale
5.2.1 The construction scale of the dye industrial wastewater treatment project should be based on the water quantity, water quality and expectations of the wastewater treatment engineering service scope.
The changes are comprehensively determined.
5.2.2 The construction scale of each treatment unit of the integrated wastewater treatment station shall meet the following requirements.
a) The volume of the wastewater regulating tank shall be calculated according to the maximum daily flow rate, and the storage time of the process wastewater in the regulating tank shall not be less than 2 days.
The storage time of non-process wastewater in the conditioning tank should not be less than 12 hours;
b) The volume of the wastewater treatment structure after the adjustment tank is calculated according to the maximum daily flow rate;
c) The sludge treatment and disposal unit is calculated on the average daily flow rate.
5.3 Engineering composition
5.3.1 The dye industrial wastewater treatment project consists of the main project, supporting engineering and production management facilities.
5.3.2 The main works include pretreatment engineering, integrated wastewater treatment engineering, sludge treatment and disposal engineering.
a) Pretreatment works include heavy metal wastewater treatment, wastewater decolorization and intermediate wastewater treatment systems.
b) Integrated wastewater treatment projects include primary, secondary and tertiary treatment systems for wastewater;
c) Sludge treatment and disposal projects include sludge reduction treatment and final disposal systems.
5.3.3 Auxiliary works include auxiliary works including electrical, water supply and drainage and fire protection, heating, ventilation and air conditioning.
5.3.4 Production management facilities include office buildings, duty rooms, etc.
5.4 Site selection and general layout
5.4.1 The site selection and general layout should be included in the overall plan of the dye production enterprise, in line with GB 50014, GB 50187 and
Relevant regulations of current industry standards and meet the requirements of the environmental impact assessment approval document.
5.4.2 The general layout shall be based on the functions and process requirements of each building and processing unit in the plant area, combined with topography and geological strips.
Factors such as pieces are determined after technical and economic comparison, and should also meet the following requirements.
a) The general layout should be compact and reasonable, meet the requirements of construction and equipment installation, simple connection of various pipelines, maintenance management
Wait for it, and leave room for development and equipment replacement;
b) Vertical design should make full use of the original terrain and height difference, as far as possible to achieve earthwork balance, gravity discharge, and reduce energy consumption;
c) should be reasonably arranged to exceed the pipeline and repair venting facilities;
d) Materials, pharmaceuticals, sludge, waste residue, etc. should not be stacked in the open air. Storage places should be set up as needed. Storage place should
Anti-seepage treatment shall be carried out, and the relevant requirements in GB 18597 and GB 18599 shall be respectively satisfied according to the nature of the substance.
5.4.3 When the dye industrial wastewater treatment project is constructed in phases, the floor space shall be reserved according to the overall treatment scale, and
The overall layout of the line. The pipe network and underground structures should be built at one time.
6 Process design
6.1 General requirements
6.1.1 Before the process design, comprehensively investigate the wastewater quality, quantity and variation, and conduct necessary analytical tests.
Test.
6.1.2 Dye industrial wastewater treatment should be based on biological treatment and physicochemical treatment as a comprehensive treatment process.
6.1.3 It should be determined according to the current national and local pollutant discharge standards, the water quality characteristics of wastewater and the drainage direction after treatment.
The wastewater treatment process route is determined after technical and economic comparison.
6.1.4 The wastewater treatment process should be selected according to local natural conditions. In the northern region where the ambient temperature is low, biofiltering should not be used.
Biofilm technology such as pool or biological turntable; where the groundwater level is high and the geological conditions are poor, the depth of the structure should not be selected.
A process with a high construction difficulty.
6.1.5 The pretreatment process should be strengthened to prioritize the recovery of useful materials.
6.1.6 Encourage the reuse of part of the production water and strengthen reuse.
6.2 Process selection
6.2.1 Dye industrial wastewater treatment engineering can use the following treatment process.
Figure 1 Process flow chart of dye industrial wastewater treatment engineering
Tertiary treatment
6.2.2 The treatment efficiency of dye industrial wastewater should be determined through analysis and comparison or related data of similar enterprises. When there is no relevant parameter
When the data is examined, the treatment efficiency of the wastewater decolorization treatment unit, the treatment efficiency of the wastewater heavy metal treatment unit, and the intermediate management sheet
The treatment efficiency of the element and the efficiency of the integrated wastewater treatment can be referred to Table 4, Table 5, Table 6 and Table 7, respectively.
Table 4 Treatment efficiency of wastewater decolorization treatment unit
Color removal rate of main process steps of wastewater treatment process (%)
CODcr removal rate
(%)
Coagulation to adjust pH, dosage, coagulation, solid-liquid separation 50~60 55~70
Activated carbon adsorption to adjust pH, adsorption, adsorption treatment 70~80 55~75
Dye production
Process wastewater
Extraction, pH adjustment, extraction, separation, and regeneration of extractant 80~90 80~95
Table 5 Treatment efficiency of wastewater heavy metal processing unit
Heavy metal removal rate in main process steps of wastewater treatment process (%)
CODcr removal rate
(%)
Coagulation to adjust pH, dosage, coagulation, solid-liquid separation ......
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