HJ 578-2010 English PDFUS$789.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. HJ 578-2010: Technical specifications for oxidation ditch activated sludge process Status: Valid
Basic dataStandard ID: HJ 578-2010 (HJ578-2010)Description (Translated English): Technical specifications for oxidation ditch activated sludge process Sector / Industry: Environmental Protection Industry Standard Classification of Chinese Standard: Z23 Word Count Estimation: 30,399 Date of Issue: 2010-10-12 Date of Implementation: 2011-01-01 Quoted Standard: GB 3096; GB 12348; GB 12801; GB 18599; GB 18918; GB 50014; GB 50015; GB 50016; GB 50040; GB 50053; GB 50187; GB 50204; GB 50231; GB 50268; GB 50352; GBJ 87; GB 50141; GBZ 1; GBZ 2; CJ/T 1; CJJ 60; HJ/T 91; HJ/T 242; HJ/T 247; HJ/T 259; HJ/T 260; HJ/T 279; HJ/T 280; HJ/T 283; HJ/T 335; HJ/T 353; HJ/T 354; HJ/T 355 Regulation (derived from): Department of Environmental Protection Notice No. 73 of 2010 Issuing agency(ies): Ministry of Ecology and Environment Summary: This standard specifies the use of oxidation ditch activated sludge wastewater treatment engineering process design, major equipment, detection and control, electrical, construction and acceptance, operation and maintenance of the technical requirements. This standard applies to adopt oxidation ditch activated sludge of sewage and industrial wastewater treatment works, can be used as environmental impact assessment, design, construction, commissioning and operation and management after the completion of the technical basis. HJ 578-2010: Technical specifications for oxidation ditch activated sludge process---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 specifications for oxidation ditch activated sludge process National Environmental Protection Standard of the People's Republic Oxidation ditch activated sludge method sewage treatment engineering technical specification Released on.2010-10-12 2011-01-01 Implementation Ministry of Environmental Protection released Ministry of Environmental Protection announcement No. 73 of.2010 To implement the "Environmental Protection Law of the People's Republic of China" and the "Water Pollution Prevention and Control Law of the People's Republic of China" Designed and operated, the six standards, such as the Technical Specifications for Brewing Industrial Wastewater Treatment, are now approved as national environmental protection standards and issued. The standard name and number are as follows. I. Technical specifications for brewing industrial wastewater treatment engineering (HJ 575-2010) 2. Technical specification for wastewater treatment engineering of anaerobic-anoxic-aerobic activated sludge process (HJ 576-2010) 3. Technical specification for sequencing batch activated sludge treatment wastewater treatment (HJ 577-2010) V. Membrane separation method technical specification for sewage treatment engineering (HJ 579-2010) 6. Technical Specifications for Oily Wastewater Treatment Engineering (HJ 580-2010) The above standards have been implemented since January 1,.2011 and published by the China Environmental Science Press. The standard content can be found on the website of the Ministry of Environmental Protection. Special announcement. October 12,.2010 ContentForeword..iv 1 Scope..1 2 Normative references..1 3 Terms and definitions. 2 4 General requirements..3 5 Design flow and design water quality 3 6 Process Design..5 7 main equipment 14 8 Detection and Control..15 9 electrical..16 10 Construction and acceptance 17 11 Operation and maintenance 19 Appendix A (Normative Appendix) Main Process Types of Oxidation Ditch Activated Sludge Process..22 Appendix B (informative) Other types of deformation processes for the oxidation ditch activated sludge process. 25 IvForewordIn order to implement the Law of the People's Republic of China on Prevention and Control of Water Pollution, prevent and control water pollution, improve environmental quality, and regulate the oxidation sludge activated sludge process. This standard is formulated for use in wastewater treatment projects. This standard specifies the process design, main equipment, detection and control, electrical and application of sewage treatment engineering using oxidation ditch activated sludge method. Technical requirements for work and acceptance, operation and maintenance. Appendix A of this standard is a normative appendix, and Appendix B is an informative appendix. 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 Protection Industry Association (Water Pollution Control Committee), Anhui Guosheng Environmental Protection and Energy Saving Technology Co., Ltd., Hunan Provincial Architectural Design Institute, Wuhan Wukong System Engineering Co., Ltd. This standard was approved by the Ministry of Environmental Protection on October 12,.2010. This standard has been implemented since January 1,.2011. This standard is explained by the Ministry of Environmental Protection. Oxidation ditch activated sludge method sewage treatment engineering technical specification1 Scope of applicationThis standard specifies the process design, main equipment, detection and control, electrical and application of sewage treatment engineering using oxidation ditch activated sludge method. Technical requirements for work and acceptance, operation and maintenance. This standard is applicable to urban sewage and industrial wastewater treatment projects using the oxidation ditch activated sludge process, which can be used as environmental impact assessment, design, Technical basis for construction, acceptance and operation and management after completion.2 Normative referencesThe contents of this standard refer to the terms in the following documents. For undated references, the valid version applies to this standard. GB 3096 Acoustic Environmental Quality Standard GB 12348 Environmental noise emission standards for industrial enterprises General rules for safety and health requirements of GB 12801 production process GB 18599 General industrial solid waste storage and disposal site pollution control standards GB 18918 Pollutant discharge standard for urban sewage treatment plants GB 50014 Outdoor Drainage Design Code GB 50015 Building Water Supply and Drainage Design Code GB 50016 Building Design Fire Code GB 50040 power machine basic design specification GB 50053 10 kV and below substation design specifications GB 50187 General Plan for Design of Industrial Enterprises GB 50204 Concrete Structure Engineering Construction Quality Acceptance Specification GB 50222 Building interior decoration design fire protection specification General specification for construction and acceptance of GB 50231 mechanical equipment installation engineering GB 50268 Water supply and drainage pipeline engineering construction and acceptance specifications GB 50352 General rules for civil building design GB J 87 Industrial Enterprise Noise Control Design Specification GB 50141 Water supply and drainage structure engineering construction and acceptance specification GBZ 1 industrial enterprise design hygiene standard GBZ 2 workplace occupational exposure limit CJ/T 51 Standard for urban sewage quality inspection methods CJJ 60 Urban Wastewater Treatment Plant Operation, Maintenance and Safety Technical Regulations HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications HJ/T 242 environmental protection product technical requirements belt press filter for sludge dewatering HJ/T 247 Technical requirements for environmental protection products Vertical shaft mechanical surface 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 279 environmental protection product technical requirements push flow submersible mixer HJ/T 280 environmental protection product technical requirements rotary 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 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) “Administrative Measures for Environmental Protection Acceptance of Completion of Construction Projects” (State Environmental Protection Administration,.2001) “Standards for the Construction of Urban Sewage Treatment Projects (Revised)” (Ministry of Construction, National Development and Reform Commission,.2001)3 Terms and definitionsThe following terms and definitions apply to this standard. 3.1 Oxidation ditch activated sludge process Refers to the reaction tank is closed and non-terminal circulation flow channel arrangement, the pool is equipped with oxygenated and push water flow equipment activated sludge method sewage treatment law. The main processes include single-slot oxidation ditch, double-slot oxidation ditch, three-slot oxidation ditch, vertical axis aerator oxidation ditch and concentric circular centripetal oxidation ditch. The deformation process includes an integrated oxidation ditch and a microporous aeration oxidation ditch. 3.2 Aerobic zone (pool) oxic zone Refers to the oxygenation zone (pool) of the oxidation ditch. The dissolved oxygen concentration is generally not less than 2 mg/L. The main function is to degrade organic matter, nitrated ammonia and The amount of phosphorus is taken. 3.3 Anoxic zone Refers to the non-oxygenation zone (pool) of the oxidation ditch. The dissolved oxygen concentration is generally 0.2-0.5 mg/L. The main function is to carry out denitrification and denitrification. 3.4 Anaerobic zone (pool) anaerobic zone Refers to the non-oxygenated zone (pool) of the oxidation ditch. The dissolved oxygen concentration is generally less than 0.2 mg/L. The main function is to release phosphorus. 3.5 Mechanical surface aerator mechanical surface aerator Refers to a device for aeration using an impeller or a rotating brush (disc) provided on the surface of the aeration tank, including a vertical shaft type mechanical surface aerator and a turntable Surface aeration device, rotating surface aeration device, etc. 3.6 Mixer mixer Refers to a device with a propeller blade of less than 1 m and a medium-high rotational speed (generally greater than 300 r/min) to make the medium evenly stirred. 3.7 Pusher flowmaker Refers to the device that the propeller blade is larger than 1 m and the rotational speed is low (generally less than 100 r/min). 3.8 Pretreatment Refers to the treatment measures set in front of the oxidation ditch when the influent water quality can meet the biochemical needs of the oxidation ditch. Such as grilles, grit chambers, etc. 3.9 Preprocessing Refers to the treatment process set in front of the oxidation ditch according to the need to adjust the water quality when the influent water quality cannot meet the biochemical needs of the oxidation ditch. As early as Sinking pool, hydrolysis acidification tank, air flotation tank, homogenization tank, accident pool, etc. 3.10 Internal return gate Refers to the unique structure of some ditch types of the oxidation ditch system, which can make the mixed liquid from the aerobic zone (pool) to the anoxic zone (pool) to achieve the powerless return. Roads and equipment. 3.11 Standard state It refers to a state where the atmospheric pressure is 101 325 Pa and the temperature is 293.15 K.4 General requirements4.1 Oxidation ditch should be used in the urban sewage treatment projects of Class II～V as specified in the “Construction Standards for Urban Sewage Treatment Projects (Revised)”. And the industrial wastewater treatment project with organic load equivalent to such urban sewage. 4.2 The oxidation ditch sewage treatment plant (station) shall comply with the following regulations. 1) The site selection and overall layout of the sewage treatment plant shall comply with the relevant provisions of GB 50014. The general plan design should comply with the rules of GB 50187 set. 2) The flood control standard of the sewage treatment plant (station) should not be lower than the urban flood control standard and have good drainage conditions. 3) The fire protection design of the sewage treatment plant (station) building shall comply with the provisions of GB 50016 and GB 50222. 4) The storage yard for sludge and medicines deposited by the sewage treatment plant (station) shall comply with the provisions of GB 18599. 5) Treatment and discharge of waste gas, waste water, waste residue and other pollutants generated during the construction and operation of sewage treatment plants (station) shall be Implement the relevant provisions of the current national environmental protection laws and standards to prevent secondary pollution. 6) The design and construction of the sewage treatment plant (station) should adopt effective sound insulation, noise reduction, greening and other measures to reduce noise, noise and vibration. The design of the dynamic control shall comply with the provisions of GB J 87 and GB 50040. The noise inside and outside the equipment room shall comply with GBZ 2 and GB 3096 respectively. It is stipulated that the environmental noise emission at the boundary of the plant shall comply with the provisions of GB 12348. 7) Occupational health and labor safety should be emphasized in the design, construction and operation of sewage treatment plants (station), and GBZ 1 should be strictly implemented. The provisions of GBZ 2 and GB 12801. At the same time that the oxidation ditch is completed and operated, safety and sanitation facilities should be completed and operated at the same time, and corresponding Operating procedures. 4.3 The sewage treatment plant (station) shall install an online monitoring system in accordance with the provisions of GB 18918. Other sewage treatment works shall be in accordance with the state or Environmental protection management requires the installation of an online monitoring system. The installation, acceptance and operation of the online monitoring system shall be in accordance with HJ/T 353 and HJ/T 354. And HJ/T 355 regulations.5 Design flow and design water quality5.1 Design Flow 5.1.1 Urban sewage design flow 5.1.1.1 The design flow rate of urban dry flow sewage shall be calculated according to formula (1). Dr d mQ QQ= (1) Where. - Design flow of dry sewage, L/s; drQ dQ -- integrated domestic sewage design flow, L/s; mQ -- industrial wastewater design flow rate, L/s. 5.1.1.2 The design flow rate of urban combined sewage should be calculated according to formula (2). Dr sQ QQ= (2) Where. Q--Sewage design flow, L/s; drQ - design flow of dry sewage, L/s; sQ - rainwater design flow, L/s. 5.1.1.3 The integrated domestic sewage design flow is the product of the service population and the corresponding comprehensive domestic sewage quota, and the integrated domestic sewage quota shall be According to the local water quota, combined with the level of the internal drainage and drainage facilities in the building and the popularity of the drainage system, it can be used according to local conditions. 80% to 90% of the water quota is designed. 5.1.1.4 The total coefficient of change of the integrated domestic sewage volume shall be determined based on the measured data of the actual change of the local integrated domestic sewage, and no determination is made. When the data is available, it can be valued according to the relevant provisions of GB 50014, as shown in Table 1. Table 1 Total coefficient of variation of integrated domestic sewage Average daily flow/(L/s) 5 15 40 70 100.200 500 ≥ 1 000 Total coefficient of variation 2.3 2.0 1.8 1.7 1.6 1.5 1.4 1.3 5.1.1.5 The design flow rate of industrial wastewater discharged into the municipal pipe network shall be based on the discharge of industrial pollution source wastewater within the coverage of urban municipal drainage system. Statistical survey data is determined. 5.1.1.6 The design flow of rainwater is determined by reference to the relevant sections of GB 50014. 5.1.1.7 In areas with high groundwater levels, the amount of infiltration groundwater should be considered. The amount of infiltration groundwater should be determined based on actual measured data. 5.1.2 Industrial wastewater design flow 5.1.2.1 Industrial wastewater design flow rate shall be designed according to the actual wastewater discharge flow measured at the total discharge port of the plant or industrial park. Test method should be consistent HJ/T 91 regulations. 5.1.2.2 The change of industrial wastewater flow rate should be measured according to the characteristics of the process. 5.1.2.3 When the actual measurement data cannot be obtained, it can be determined by reference to the relevant provisions of the current national industrial water consumption, or according to the same industry. The scale is determined analogously to the existing plant drainage data for the process. 5.1.2.4 When industrial wastewater and domestic sewage are combined, the amount of domestic sewage and bathing water in the factory or industrial park is determined. Should comply with the relevant provisions of GB 50015. 5.1.2.5 The design flow of the centralized sewage treatment plant in the industrial park can be determined by reference to the method for determining the design flow of urban sewage. 5.1.3 Design flow of different structures 5.1.3.1 Lifting pump house, grid well and grit chamber should be calculated according to the design flow of combined sewage. 5.1.3.2 The primary sedimentation tank should be designed according to the dry sewage flow rate, and the combined flow design flow check should be carried out. The check time of the check should not be less than 30 min. 5.1.3.3 The reaction tank and the secondary sedimentation tank shall be calculated according to the amount of dry sewage, and a certain amount of combined water shall be considered if necessary. 5.1.3.4 Water conveyance facilities such as pipelines after the reaction tank shall be designed according to the maximum daily sewage flow rate. 5.2 Design water quality 5.2.1 The design water quality of urban sewage should be determined according to the actual survey data. The measurement method and data processing method should conform to HJ/T 91. Provisions. When there is no survey data, the design can be converted according to the following criteria. 1) The five-day biochemical oxygen demand (BOD5) of domestic sewage is calculated as 25-50 g per person per day; 2) The amount of suspended solids in domestic sewage is calculated as 40-65 g per person per day; 3) The total nitrogen content of domestic sewage is calculated from 5 to 11 g per person per day; 4) The total phosphorus content of domestic sewage is calculated from 0.7 to 1.4 g per person per day. 5.2.2 The design water quality of industrial wastewater shall be determined according to the actual measured data of industrial wastewater entering the sewage treatment plant, and its determination method and The data processing method shall comply with the provisions of HJ/T 91. When there is no actual measurement data, it can be determined by reference to the emission data analogy of similar factories. 5.2.3 The influent of the bioreactor should meet the following conditions. 1) the water temperature should be 12 ~ 35 ° C, the pH should be 6.0 ~ 9.0, the BOD5/CODCr value should be greater than 0.3; 2) When there is a requirement to remove ammonia nitrogen, the ratio of total alkalinity (calculated as CaCO3)/ammonia nitrogen (NH3-N) of influent should be greater than or equal to 7.14, dissatisfaction The alkalinity should be added at the foot; 3) When there is a demand for total nitrogen removal, the BOD5/total nitrogen (TN) value of the influent should be greater than or equal to 4.0, the total alkalinity (calculated as CaCO3)/ammonia nitrogen value It should be greater than or equal to 3.6. When it is not satisfied, it should be supplemented with carbon source or alkalinity; 4) When there is phosphorus removal requirement, the ratio of BOD5 to total phosphorus (TP) in the sewage should be greater than or equal to 17; 5) When it is required to simultaneously remove phosphorus and denitrification, it is desirable to meet the requirements of 3) and 4) at the same time. 5.3 Contaminant removal rate The pollutant removal rate of the oxidation ditch can be calculated according to Table 2. Table 2 Oxidation ditch pollutant removal rate Sewage category main process ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of HJ 578-2010_English be delivered?Answer: Upon your order, we will start to translate HJ 578-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. 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