HJ 2013-2012 English PDFUS$599.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. HJ 2013-2012: Technical specifications of up-flow anaerobic sludge blanket (UASB) reactor for wastewater treatment Status: Valid
Basic dataStandard ID: HJ 2013-2012 (HJ2013-2012)Description (Translated English): Technical specifications of up-flow anaerobic sludge blanket (UASB) reactor for wastewater treatment Sector / Industry: Environmental Protection Industry Standard Classification of Chinese Standard: Z23 Classification of International Standard: 13.030.20 Word Count Estimation: 23,249 Quoted Standard: GB 3836; GB 12348; GB 12801; GB 12999; GB 18918; GB 50011; GB 50014; GB 50015; GB 50016; GB 50037; GB 50040; GB 50046; GB 50052; GB 50053; GB 50054; GB 50057; GB 50069; GB 50108; GB 50187; GB 50202; GB 50203; GB 50204; GB 50205; GB 50209; GB 50222; GB 502 Regulation (derived from): Department of Environmental Protection Notice No. 21 of 2012; Issuing agency(ies): Ministry of Ecology and Environment Summary: This standard specifies the upflow anaerobic sludge blanket (UASB) reactor, anaerobic biological wastewater treatment process design engineering, testing and control, auxiliary engineering, construction and acceptance, operation and maintenance of the tec HJ 2013-2012: Technical specifications of up-flow anaerobic sludge blanket (UASB) reactor for wastewater treatment---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 of up-flow anaerobic sludge blanket (UASB) National Environmental Protection Standard of the People's Republic Technical specification for sewage treatment engineering of upflow anaerobic sludge blanket reactor Technical specifications of up-flow anaerobic sludge blanket (UASB) Reactor for wastewater treatment Published on.2012-03-19 2012-06-01 Implementation Ministry of Environmental Protection released ContentForeword.ii 1 Scope 1 2 Normative references 1 3 Terms and Definitions..3 4 Design water quantity and design water quality.3 5 General requirements 5 6 Process Design 6 7 Detection and process control.12 8 Major auxiliary works..12 9 Labor Safety and Occupational Health..13 10 Construction and acceptance..14 11 Operation and maintenance.16 Appendix A (informative appendix) Design load statistics table for actual engineering UASB reactors at home and abroad..19 Appendix B (informative appendix) method for determination of methanogenic activity of sludge.20ForewordTo 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" Construction and operation management of anaerobic biological treatment project for anaerobic sludge blanket (UASB) reactor, prevention and control of environmental pollution, protection This standard is formulated to protect the environment and human health. This standard specifies the process design, detection and control, labor safety and safety of the upflow anaerobic sludge blanket (UASB) reactor. Technical requirements for occupational hygiene, construction and acceptance, operation and maintenance. 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, Tsinghua University, Beijing Municipal Academy of Environmental Sciences, Shandong Shifang Environmental Energy Co., Ltd. This standard was approved by the Ministry of Environmental Protection on March 19,.2012. This standard has been implemented since June 1,.2012. This standard is explained by the Ministry of Environmental Protection. Technical specification for sewage treatment engineering of upflow anaerobic sludge blanket reactor1 Scope of applicationThis standard specifies the process design and inspection of the anaerobic biological treatment project of the upflow anaerobic sludge blanket (UASB) reactor wastewater. Technical requirements for measurement and control, auxiliary engineering, construction and acceptance, operation and maintenance. This standard applies to the treatment of medium and high concentration organic wastewater treatment with upflow anaerobic sludge blanket (UASB) reactor. Design, construction and operation management can be used as environmental impact assessment, design, construction, acceptance and operation and management after completion Technical basis.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 3836 Electrical equipment for explosive gas atmosphere GB 12348 Environmental noise emission standards for industrial enterprises General rules for safety and health requirements of GB 12801 production process GB 12999 Technical regulations for the preservation and management of water sampling samples GB 18918 Pollutant discharge standard for urban sewage treatment plants GB 50011 seismic design code for buildings GB 50014 Outdoor Drainage Design Code GB 50015 Building Water Supply and Drainage Design Code GB 50016 Building Design Fire Code GB 50037 Building Ground Design Specification GB 50040 power machine basic 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 50057 lightning protection design code for buildings GB 50069 Water supply and drainage engineering structure design specification GB 50108 Underground Engineering Waterproof Technical Specifications GB 50187 General Plan for Design of Industrial Enterprises GB 50202 Code for construction quality acceptance of building foundation engineering GB 50203 Masonry Construction Quality Acceptance Specification GB 50204 Concrete Structure Engineering Construction Quality Acceptance Specification GB 50205 Steel Structure Engineering Construction Quality Acceptance Specification GB 50209 Construction Ground 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 50275 Compressor, fan, pump installation engineering construction and acceptance specifications GB/T 18883 indoor air quality standard GB J 19 Industrial enterprises heating, ventilation and air conditioning design specifications GB J 22 Factory Mine Road Design Code 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 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 HGJ 212 metal welded structure wet gas cabinet construction and acceptance specification HJ/T 91 Surface Water and Wastewater Monitoring Technical Specifications HJ/T 250 Environmental Protection Products Technical Requirements Rotary Fine Grille HJ/T 262 environmental protection product technical requirements grille decontamination machine HJ/T 353 water pollution source online monitoring system installation technical specification HJ/T 354 water pollution source online monitoring system acceptance technical specification Technical specification for operation and assessment of HJ/T 355 water pollution source online monitoring system JGJ 37 General Rules for Civil Building Design NY/T 1220.1 Technical Specifications for Biogas Engineering Part 1. Process Design NY/T 1220.2 Technical Specifications for Biogas Engineering Part 2. Gas Supply Design NY/T 1220.3 Technical Specifications for Biogas Engineering - Part 3. Construction and Acceptance Measures for Completion and Acceptance of Construction Projects (Engineering) (National Planning Commission (1990) No. 1215) Measures for the Administration of Environmental Protection Acceptance for Completion of Construction Projects (Order of the State Environmental Protection Administration (2001) No. 13)3 Terms and definitionsThe following terms and definitions apply to this standard. 3.1 Upflow anaerobic sludge blanket reactor upflow anaerobic sludge blanket reactor Means that the wastewater enters the bottom sludge layer and the upper middle sludge suspension zone through the water distribution device, and the anaerobic microorganisms therein The reaction is carried out to generate biogas, and the gas, liquid and solid mixture is separated by the upper three-phase separator, and the sludge is returned to the sludge suspension. Zone, after separation, the wastewater is discharged from the system, and the anaerobic reactor (referred to as UASB reactor) that produces biogas is recovered. 3.2 three-phase separator three-phase separator It is installed in the upper part of the anaerobic sludge bed to collect the biogas generated in the reaction zone, and to precipitate and discharge the suspended solids. A device for separating gases, solids, and liquids. 3.3 flocculent sludge Also known as anaerobic activated sludge, it refers to the mixing of facultative bacteria and obligate anaerobic bacteria with organic and inorganic solids in wastewater. The dark brown floc formed. 3.4 Granular sludge Refers to cell aggregates formed by biological self-fixation processes; anaerobic granular sludge has a certain shape, structure and surface area. The particle size is relatively large (d >0.5mm), and has relatively stable physical properties in terms of sinking speed, strength, density, and void ratio. Quality, which contains various enzymes and microflora necessary for degrading organic pollutants in wastewater, and has high methanogenic activity. 3.5 volumetric load Refers to the mass of organic pollutants in the wastewater per unit volume of the reactor, generally expressed in kgCODCr/(m3 · d). 3.6 Reactor start reactor start-up Inject the inoculum into the anaerobic reactor, acclimate and culture the inoculum by controlling the influent conditions, and make the reactor anaerobic The amount and activity of activated sludge are gradually increased and adapted to the influent conditions until the performance of the reactor is stable and the design is required. The whole process of seeking.4 Design water quantity and design water quality4.1 Design water quantity 4.1.1 The designed water volume shall be designed according to the actual wastewater flow measured at the total discharge of the plant or industrial park. Test method should be consistent HJ/T 91 regulations. 4.1.2 The change of wastewater flow rate should be measured according to the characteristics of the process, and the flow coefficient of variation should be determined. 4.1.3 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 The same industry scale is the same as the existing plant drainage data of the process. 4.1.4 Domestic sewage in the factory or industrial park should directly enter the subsequent aerobic treatment unit. Domestic sewage volume, bathing The determination of the amount of sewage shall comply with the relevant provisions of GB 50015. 4.1.5 Lifting pump house, grid well and grit chamber should be calculated according to the highest daily maximum wastewater volume. 4.1.6 UASB reactor design flow rate should be designed according to the highest daily average wastewater volume, such as setting the adjustment tank in the plant area and staying For more than 8h, the UASB reactor design flow can be designed on average daily average. 4.1.7 The water delivery facilities such as pumps and pipelines before and after the UASB reactor shall be designed according to the highest daily maximum wastewater volume. 4.2 Design water quality 4.2.1 The design water quality shall be determined based on the actual measured data of the industrial wastewater entering the sewage treatment plant (station), and the determination method thereof And data processing methods should be in accordance with HJ/T 91. When there is no actual measurement data, refer to the emission data of similar factories. Than ok. 4.2.2 UASB reactors should meet the following water inlet conditions. a) pH should be 6.0 ~ 8.0; b) The normal temperature anaerobic temperature should be 20 ° C ~ 25 ° C, the intermediate temperature anaerobic temperature should be 35 ° C ~ 40 ° C, high temperature anaerobic temperature should be 50 ° C ~ 55 ° C; c) nutrient combination ratio (CODCr. ammonia nitrogen. phosphorus) should be 100 ~ 500. 5. 1; d) the ratio of BOD5/CODCr should be greater than 0.3; e) the suspended matter content in the influent water should be less than 1500mg/L; f) the concentration of ammonia nitrogen in the influent water should be less than.2000mg/L; g) the concentration of sulfate in the influent water should be less than 1000mg/L; h) The concentration of CODCr in the influent water should be greater than 1500mg/L; i) Strictly control the concentration of heavy metals, cyanides, phenols and other substances into the anaerobic reactor. 4.2.3 If the water inflow requirements are not met, appropriate pretreatment measures should be used. 4.2.4 When designing direct discharge of water, it should meet the requirements of national or local emission standards; when discharging into the next-stage treatment unit, Meet the influent requirements of the next level of processing unit. 4.3 Pollutant removal rate Refer to Table 1 for the removal effect of UASB reactor on pollutants. Table 1 Removal rate of pollutants in UASB reactor Chemical Oxygen Consumption (CODCr) 5 Day Biochemical Oxygen Demand (BOD5) Suspended Solids (SS) 80～90% 70～80% 30～50%5 General requirements5.1 General provisions 5.1.1 UASB reactor design should comply with the current national standards and technical specifications in addition to the implementation of this standard. set. 5.1.2 Treatment of waste gas, waste water, waste residue and other pollutants generated during the construction and operation of sewage treatment plants (station) Emissions shall be subject to the provisions of national environmental protection regulations and relevant standards, and shall not cause secondary pollution. 5.1.3 The design and construction of sewage treatment plants (stations) shall adopt effective noise reduction, noise reduction, greening and other measures to reduce noise. The noise and vibration control design shall comply with the provisions of GB J87 and GB 50040, and the environmental noise emission at the boundary shall comply with GB 12348. It is stipulated that green belts should be built around the sewage treatment plant (station) and have a certain protective distance. The evaluation is determined. 5.1.4 The sewage treatment plant (station) shall install an online monitoring system in accordance with national or local environmental protection management requirements. The installation, acceptance and operation of the test system shall be in accordance with HJ/T 353, HJ/T 354 and HJ/T 355. 5.2 Project composition 5.2.1 UASB sewage treatment plant (station) mainly consists of pretreatment, UASB reactor, subsequent treatment, excess sludge, and biogas And the use of system components. Subsequent processing generally refers to aerobic treatment and this part is outside the scope of this specification. 5.2.2 UASB reactor mainly consists of water distribution device, three-phase separator, water collection device, sludge discharge device and heating and insulation Device composition. 5.2.3 UASB sewage treatment plant (station) auxiliary works include. general plan, construction, structure, power supply and distribution, water supply and drainage, fire protection, HVAC, detection and control, etc. 5.2.4 The sewage treatment plant (station) shall set up standardized sewage outlets in accordance with relevant national and local regulations. 5.3 Plant (station) site selection and general layout 5.3.1 The site and overall layout of the sewage treatment plant (station) shall comply with the relevant provisions of GB 50014. The general plan design should conform to GB 50187 Provisions. 5.3.2 The flood control standard of the sewage treatment plant (station) should not be lower than the urban flood control standard. 5.3.3 The vertical design of the treatment unit should make full use of the original terrain, as far as possible to achieve earthwork balance and reduce the number of sewage upgrades. number. 5.3.4 When the sewage treatment plant (station) is constructed in phases, the overall layout and reserved space shall be carried out according to the long-term treatment scale. Pipe network and Underground structures should be built at one time. 5.3.5 All kinds of pipelines of sewage treatment plants (station) should be arranged in a coordinated manner to avoid mutual interference, easy to clear and maintain, and reasonably clothed Set the override and vent line.6 Process design6.1 Process Influent Pretreatment emission Follow-up Sludge treatment Biogas purification biogas utilization UASB Figure 1 process flow chart 6.2 Pretreatment 6.2.1 Pretreatment includes grids, grit chambers, sedimentation tanks, conditioning tanks, acidification tanks and heating tanks. Enter UASB reactor Water grid pH, temperature regulation, nutrient salt dosing Legend. Recommended Process Cell Optional Process Cell Figure 2 Pretreatment process 6.2.2 Thick, fine grid or fine grid screen shall be provided as required. The design of the grille and fine screen should comply with GB 50014 and HJ/T 250, HJ/T 262 regulations. 6.2.3 When dealing with livestock and poultry manure, slaughter and distiller's grains and other sand-containing wastewater, a grit chamber should be provided. The design of the grit chamber should be consistent with The provisions of GB 50014. 6.2.4 When treating wastewater containing a large amount of suspended solids such as paper, starch, etc., a sedimentation tank shall be provided. The design of the sedimentation tank should be consistent The provisions of GB 50014. 6.2.5 The adjustment tank should be set. The design of the conditioning tank should meet the following requirements. a) The capacity of the adjustment tank should be determined according to the change curve of the wastewater flow; when there is no flow curve, the capacity of the adjustment tank should be To meet the requirements of water quality and water equalization in the production drainage cycle, the residence time should be 6h~12h; if it is intermittent operation, the adjustment tank The capacity should be set in 1~2 cycles; b) It is advisable to add acid, alkali, nutrient source (nitrogen, phosphorus, etc.) to the regulating tank, which can also be used as a neutralization tank; c) The mixing facility should be set in the adjustment tank, and the power of the mixer should be 4W/m3～8W/m3; d) The slag removal device shall be installed at the outlet end of the adjustment tank, and the sand removal and sludge discharge device shall be installed at the bottom of the tank. 6.2.6 The pH adjustment and dosing device should be located in the dosing room and should be designed to meet the following requirements. a) Adjust and control the pH in the UASB reactor by adding alkaline or acidic substances. Na2CO3, NaHCO3, NaOH, etc.; acidic substances mainly include hydrochloric acid, sulfuric acid, etc.; b) The drug should have a certain amount of storage, the storage time of the acidic substance should be more than 7d, and the storage time of the alkaline substance should be 15d or more; c) It is advisable to use a special solvent-dissolving tank and mixing equipment for the dissolution of the drug, and the metering pump should be used for automatic quantitative dosing; d) The pH value should be adjusted in the neutralization tank or the adjustment tank by adding acidic or alkaline substances. The pH should be finely adjusted. a mixer and a quantitative acid plus alkali pump; e) It is advisable to set up a drug dissolving and dosing device such as nutrient salt (nitrogen, phosphorus, etc.) in the dosing room. 6.2.7 When the influent water is less biodegradable, an acidification tank should be provided. The acidification tank design should meet the following requirements. a) It is advisable to use the bottom cloth water flow mode; b) It is advis......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of HJ 2013-2012_English be delivered?Answer: Upon your order, we will start to translate HJ 2013-2012_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of HJ 2013-2012_English with my colleagues?Answer: Yes. The purchased PDF of HJ 2013-2012_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay. |
