JBJ 16-2000 Environmental Protection Design Specification for Mechanical Industry
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15033·7008
Price: 12.00 yuan
Industry standard of the People's Republic of China
JBJ16-2000
J61-2000
Design code for environment protection of machinery industry2000-11-09
2001-06-01
Published by the State Bureau of Machinery Industry
Industry standard of the People's Republic of China
Design code for environment protection of machinery industry industry116—2000
J61-2000
Editing unit:
Seventh Design Institute of State Machinery Industry BureauApproving department:
State Machinery Industry Bureau
Effective date: June 1, 2001
Industry standard of the People's Republic of China
Environmental protection design specification for machinery industry
Issued by State Machinery Industry Bureau||t t||Editor: Sun Benjie
Layout design:
Zhang Shiqin
Cover design: Yao
Printing:
Tang Haiyan
Proofreading:
Published by Jizhan Industry Press (No. 1, Baiwanzhuang South Street, Fuchengmenwai, Beijing) Postal code: 100037
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Published by Beijing Publishing House of Xinhua Bookstore·Sold by Xinhua BookstoreFormat 850×1168/32Printing sheets 2.375Word count 59,000WordsFirst edition in April 2001·First printing in Beijing in April 2001Print run 0001-3000-Price: 12.00 yuan
15033.7008
If you buy this book, if there are missing pages, sample pages, or missing pages, our publishing department will replace them. Our book purchase hotline (010) 68993821, 68326677-2527 Notice on the release of the "Environmental Protection Design Specification for the Machinery Industry"
National Machinery Industry Reform [2000] No. 535
The "Environmental Protection Design Specification for the Machinery Industry" was revised by the Seventh Design Institute of the Bureau together with relevant units, and was approved in accordance with relevant national regulations. It is now approved as a mandatory industry standard with the number J316-2000. This standard will be implemented on June 1, 2001. The original "Environmental Protection Design Regulations for the Machinery Industry" JBI16-88 was revised at the same time.
This standard is managed and interpreted by the Seventh Design Institute of the State Machinery Industry Bureau, and published and issued by the Machinery City Industrial Press. State Bureau of Machinery Industry
November 9, 2000
This specification is based on the notification of the original Ministry of Machinery Industry's Machinery Planning [1997] No. 27, edited by the Seventh Design Institute of the State Bureau of Machinery Industry, and jointly revised the original "Regulations on Environmental Protection and Expansion Design of Machinery Industry (Trial)" JBJ16-88 with the Design Institute of the State Bureau of Machinery Industry, the Sixth Design Institute of the State Bureau of Machinery Industry, the Tenth Design Institute of the State Bureau of Machinery Industry, and the Fifth Design Institute of the State Bureau of Machinery Industry. The specification revision group conducted a relatively extensive investigation and research. During the revision process, it carefully summarized the experience since the implementation of the original regulations, absorbed some new scientific research results, and widely solicited the opinions of relevant units. After repeated revisions and enrichment by the State Bureau of Machinery Industry, the Enterprise and Institution Reform Department of the State Bureau of Machinery Industry, on the basis of letter review, reviewed and finalized the draft together with relevant units.
In the construction project of a mechanical factory, the main technical contents of this specification are:
Prevention and control of pollution sources that have an impact on the environment, such as waste gas,
noise and vibration, and dust control,
technical measures.
The original provisions of each chapter have been modified and supplemented. This specification is divided into seven chapters.
Things (chapter, section) depth format.
Deleted the environmental protection section of the preliminary design of the construction project and added a section on the reuse of wastewater for the whole plant.
Accumulate resources
In the process of implementing this specification,
Hope that all units will combine engineering practice,
If you find any arrows that need to be modified and supplemented, please send your opinions and materials to the Seventh Design Institute of the State Machinery Industry Bureau (No. 15, East Section of Huancheng South Road, Xi'an, Shaanxi Province, 710054) for reference when revising again. List of participating units and main drafters
Organizing unit, editorial unit,
Organizing unit: China Machinery Industry Survey and Design Association Seventh Design Institute of State Machinery Industry Bureau Editor-in-chief:
Design Institute of State Machinery Industry Bureau
Participating units:
Sixth Design Institute of State Machinery Industry Bureau Fifth Design Institute of State Machinery Industry Bureau Tenth Design Institute of State Machinery Industry Bureau Main drafters: Zhu Haiyan
Tu Jinbao
Su Jianhua
Gao Honglan
Li Fangnian
Li Ningjin
Li Zejia||tt ||o+sIIoe.!
General provisions
.........
General provisions
Material crushing, screening dust
Powder transportation, storage, loading and unloading dust
Sand dropping, cleaning dust
.......
Grinding,
Cutting dust
Smelting dust
Coal smoke
..+....
General provisions
Acid mist purification
Purification of sulfur dioxide and nitrogen oxides
Organic glue gas purification......
Asphalt Smoke purification
General regulations
Wastewater containing suspended matter
Water containing oil
Emulsion wastewater
Acid, acid wastewater
Lead-containing water
Electrophoretic painting and spray painting wastewater·
Electrosensitive wastewater
Generator gas washing wastewater
Insulating material production waste
All-purpose wastewater reuse…
5.12 Other wastewater
..+...........
·Noise
General regulations
General layout design
Sound absorption and noise reduction
.+. .+..
Comprehensive control
General provisions
Measurement and control standards of vibration…
Prevention and control of vibration hazards
......
Appendix A
Explanation of terms and phrases used in this specification
Explanation of clauses
...................
This specification is specially formulated to implement the "Environmental Protection Law of the People's Republic of China", "Environmental Protection Management Regulations for Construction Projects", "Environmental Protection Design Regulations for Construction Projects" and other relevant laws, regulations, guidelines and policies on environmental protection. This specification is applicable to the construction, reconstruction, expansion and technical transformation of machinery factories (hereinafter referred to as "construction projects"). Construction projects must be subject to environmental impact assessment. 1.0.3
Construction projects must simultaneously treat existing pollutants related to the project. 1.0.4
Various pollutants must comply with national and local emission standards and relevant regulations. 1.0.5
They can be discharged externally only after they meet the national and local emission standards and relevant regulations.
1.0.6In machinery factories, the design of construction projects that have an impact on the environment shall not only comply with this specification, but also comply with the provisions of the relevant national standards and specifications in force. B. General Provisions 2.0.1 The site selection and general layout shall comply with the following provisions: Construction projects that emit toxic and harmful gases shall be located on the leeward side of the residential area with a low pollution coefficient; 2.0.1.2 Construction projects that emit toxic and harmful wastewater shall be located downstream of the local drinking water source; waste dumping sites should be far away from residential areas and natural water bodies and shall not pollute the environment and water bodies; construction projects that generate high noise should be located in areas requiring quietness.4
The windward side of low-frequency wind direction; construction projects that produce pollutants such as dust, smoke, toxic and harmful gases, odor, noise, etc. should maintain necessary sanitary protection distance from living areas, and take greening measures. The design of production processes with low pollutant emissions should adopt low energy and material consumption and clean production processes; backward production processes with serious pollution and large waste of resources should not be used. It is strictly forbidden to use processes and equipment that have been explicitly eliminated by the state. The design of environmental protection projects should adopt effective governance technologies and comprehensive technologies according to local conditions.
, acetylene stations and other constructions with serious pollution
casting, forging, heat treatment,
electroplating,
pages should be professionally coordinated; the planning and design of heating, power supply and gas supply should adopt the construction plan of heat and power combination, centralized heating or joint heating according to the living conditions: industrial waste residues, waste liquids, sludge, etc. should be classified and disposed of, and can be integrated or utilized by inter-factory and regional facilities.
For powdery and granular raw materials, hazardous materials, solid waste, waste liquids, etc. 2.0.5
, when collecting, storing, transporting, utilizing and disposing of them, measures must be taken to prevent blowing, loss, leaching, seepage and drowning to prevent environmental pollution. N
2.0.6 The disposal method of solid (liquid) wastes should be determined in the design based on their quantity, quality, and technical and economic comparison in combination with regional conditions. If there is utilization value, it should be recycled or comprehensively utilized. For solid (liquid) wastes that are not utilized or cannot be utilized temporarily, storage or disposal facilities and places must be built in accordance with the regulations of the national or local environmental protection authorities. For powdery and granular raw materials (materials), hazardous materials, coal ash, chemical waste streams (liquids) and other wastes in open-air piles, special storage facilities and places should be set up. If secondary pollutants are generated during the disposal, recycling or comprehensive utilization of plastic wastes, measures to prevent and control secondary pollution should be taken. 2.0.8 Newly built projects should have greening design, and the greening coverage rate can be determined according to the type of construction project, but should not be less than 25%; construction projects in cities should also meet the requirements of local greening planning.
3.1 General provisions
3.1.1 The dust concentration emitted to the outside by the ventilation and dust removal system must comply with the provisions of national and local emission standards, and should comply with the relevant requirements of the project environmental impact assessment report (form) and its approval.
The unorganized dust emission must comply with the national and local provisions on the monitoring concentration limit of unorganized dust emission.
3.1.2 The selection of dust removal equipment should be reasonably selected based on comprehensive factors such as the national and local permitted dust emission concentration and total amount, the initial concentration of dust and physical and chemical properties. 3 The dust collector should be dry. When the gas humidity is high, the dust collector or 3.1.3
gas should be heated to above the decomposition temperature, and the dust collector body should be kept warm. Bag dust collectors should use filter materials that have been treated with hydrophobicity.
When dealing with dust and harmful gases at the same time, wet or dry-wet integrated dust removal and purification equipment can be used. When using wet or dry-mixed integrated dust collectors, corresponding wastewater treatment and recycling facilities must be configured. The ash unloading of flat dust collectors should use closed equipment, and the ash unloading valve should be sealed.
When handling and disposing of dry ash unloaded from the dust collector, measures such as closed transportation,
moisturizing, and granulation should be taken.
The sludge separated from the wastewater of the mixed dust collector should be dehydrated and transported away in time.
It must not be piled up in the factory area and allowed to dry naturally and raise dust. For dust-generating equipment such as bagging machines, silos, and sand mixers where powder can be directly reused, it is advisable to use dust removal units directly installed on the equipment. 3.1.8 For dust and harmful gases with explosion hazard, effective explosion-proof measures must be taken in the ventilation and dust removal system.
The outlet temperature of the exhaust duct (or hood) of the ventilation and dust removal system shall meet the minimum temperature specified in the relevant national emission standards. 3.1.10 In heating areas, when the technology and economy are reasonable, a bag filter with high-efficiency film composite filter material can be used to discharge the purified air that meets the hygienic standards into the room. 3.2. Dust from material crushing and screening
3.2.1 The dust-generating parts of the material during crushing and screening should be closed and equipped with ventilation and dust removal devices.
3.2.2 The dust generated by screening should be purified by bag dust collectors. The dust generated by crushing should be purified by appropriate dust collectors according to different conditions such as coarse crushing, medium crushing, fine crushing or grinding.
Powder transportation,
Storage, loading and unloading of dust
Powder transportation should be closed, mechanized and automated to reduce the degree of rotation. 3.3.1
When conditions permit, pneumatic transportation should be used. It is not advisable to use grab buckets to transport bulk granular dry transport points.
Material.
Bulk powder transportation should use closed special transportation equipment. The unpacking and unloading of bagged powder should use unpacking and unloading machines with dust collection devices.
Powder should be stored in special material warehouses or silos, and should not be stored in the open air or under sheds.
The silo feed should be equipped with a pressure relief dust removal device, and the unloading point should be equipped with an exhaust hood. 3.3.5
The dust generated during transportation, storage, loading and unloading should be purified by a bag dust collector.
Sand falling and dust cleaning
The dust generated by equipment such as sand falling machines should be purified by bag dust collectors. 3.4.2 The dust generated by equipment such as roller cleaning, shot blasting, and sand blasting can be purified by commercial cyclone dust collectors. When the emission standards cannot be met, a bag dust collector should be installed for purification.
3.5 Grinding and cutting dust
3.5.1 Grinding and cutting equipment that generates dust during processing should be equipped with dust removal devices and should meet the following requirements:
All kinds of dry grinders, grinding machines, and cast iron cutting machines can use high-efficiency rotary dust collectors or bag dust removal units;
Unprocessed machine tools can use woodworking dust collectors or bag-type woodworking dust removal units; 3.5.1.2
Machine tools for grinding wheel processing should use two-stage dust removal; the second-stage dust removal should use 3.5.1.3
bag dust collectors,
and anti-wear measures should be taken.
If the number of dust-producing equipment is small or the layout is divided into time periods, dust removal units should be used, and the dust emission concentration should be combined with the health standards, and the exhaust air can be sent indoors. Treatment
should be based on the cleanliness of the charge, the initial content
, the furnace capacity and other four factors, the cupola dust purification equipment,
, high-efficiency cyclone dust collector or cyclone or bag dust concentration,
dust collector. When the flue gas temperature is relatively high, cooling measures should be taken. Bag dust collectors should be used to purify arc smoke from steelmaking and corundum smelting. When exhausting smoke in the
furnace, the smoke should be cooled. The brown corundum smelting furnace should be equipped with a spark extinguishing device before the bag dust collector.
, it is advisable to use bag dust collectors to collect dust.
Zinc oxide dust in non-ferrous metal smelting, 3.6.3
The filtering wind speed of the bag dust collector should be reduced for zinc oxide dust, and smooth filtering should be used for coal-fired smoke
Smoke elimination and dust removal measures must be taken for coal-fired industrial furnaces and boilers. , the emission concentration of smoke and sulfur dioxide, smoke blackness, and smoke height of industrial furnaces and boilers shall comply with the provisions of the "Emission Standards for Air Pollutants from Boilers" and the "Emission Standards for Air Pollutants from Industrial Furnaces".
3.7.2 Coal-fired smoke can be purified by dry dust collectors. The exhaust temperature of industrial furnaces is relatively high, and it should be cooled by waste heat utilization before the dust collector. When wet dust removal is used, anti-corrosion measures should be taken for the dust collector and the subsequent exhaust system; anti-freezing measures should also be taken in cold areas; dust-containing wastewater should have treatment facilities. 3.8 Others
3.8.1 The dust on the dry putty workbench (room) in the paint workshop can be purified by wet dust collectors or bag dust collectors with non-stick dust filter materials. 3.8.2 Induction smoke can be purified by electrostatic dust removal units or special welding smoke dust removal machines. When the dust concentration of the exhaust gas meets the hygienic standards, it can be discharged into the room. Dust removal equipment should be installed for grinding and powder spraying of workpieces before electroplating. 3.8.3
Dust from polishing machines should be purified by mesh fiber filters or film composite filter materials. 3.8.4
4.1 General provisions
4.1.1 For the process and equipment that produce waste gas pollution, it is advisable to adopt closed exhaust purification measures to reduce unorganized emissions. The purification method and device should be determined according to the physical and chemical properties of the waste gas:
4.1.2 After the harmful waste gas is purified, the outlet height and emission concentration of the exhaust pipe should comply with the provisions of the "Comprehensive Emission Standard for Atmospheric Pollutants". When there are environmental sensitive points nearby, the maximum allowable concentration of harmful substances in the air after the atmospheric viscosity expansion and the background concentration are superimposed should be guaranteed to comply with the provisions of the "Ambient Air Quality Standard" and the "Industrial Enterprise Design Hygiene Standard".
4.1.3 The height of the exhaust pipe of harmful gases and the emission efficiency per unit time (the maximum ground concentration that the source should control
strength) should be determined according to the process requirements, terrain, meteorological conditions, etc.
Acid mist purification
4.2.1 The acid mist generated by sulfuric acid anodizing tanks, chrome plating tanks, lead-acid battery plate formation tanks and high-concentration pickling tanks must be purified. When the waste gas discharged from low-concentration acid washing has an impact on the surrounding air quality, it should also be purified. 4.2.2 For acid mist purification, it is advisable to use an acid mist purifier that directly recovers acid liquid. When the concentration of waste gas discharged to the atmosphere through the acid mist purifier does not meet the requirements of the "Integrated Emission Standards for Air Pollutants", a second-stage acid mist purifier should be added. 4.2.3 The second-stage acid purifier should use a liquid absorption tower. The pH value of the absorption liquid should have detection means and adjustment measures. The saturated absorption liquid should have treatment facilities. The discharge of treated waste liquid should comply with the provisions of the "Integrated Sewage Emission Standards". In northern regions, when equipment is relocated outdoors, attention should be paid to antifreeze. 8
4.2.4 The equipment, pipes and accessories of the acid mist exhaust purification system should be made of corrosion-resistant materials.
4.2.5 The purification components of the acid mist purifier should be equipped with cleaning facilities. 4.3 Purification of sulfur dioxide and nitrogen oxides Nitrogen oxides discharged from non-ferrous metal corrosion cabinets (tanks), stripping tanks and corundum (stone) pickling trees, etc. 4.3.1
should be purified. Sulfur dioxide and nitrogen oxides should be purified by condensation. 4.3.2
Equipment and components in the condensation purification system of sulfur dioxide and nitrogen oxides should be made of corrosion-resistant materials.
Pipes and fittings
In the wet purification system of sulfur dioxide and nitrogen oxides, the pH value of the absorption liquid should be detected and adjusted.
The waste residue discharged from the wet purification system of sulfur dioxide and nitrogen oxides must be properly handled and should comply with the requirements of the "Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes".
4.3.6 Wastewater (waste liquid) generated by wet purification of sulfur dioxide and nitrogen oxides should be treated, and the treated drainage should meet the requirements of the "Comprehensive Wastewater Discharge Standard". 4.4 Purification of Organic Waste Gas
The organic waste gas generated by the following equipment should be purified: 4.4.1
The paint drying device with a paint tray consumption of more than 50kg per shift; 4.4.1.1
Enameled wire drying furnace;
Insulation material gluing machine, drying furnace, coating machine, etc. 4.4.1.3
The purification of organic waste gas should adopt the following purification methods respectively:. 4.4.2
4.4.2.1 For high-concentration organic waste gas discharged from insulating material gluing machines, drying furnaces, enameled wire drying furnaces and automobile and motorcycle factory painting workshops, thermal combustion or catalytic combustion purification methods should be adopted;
4.4.2.2 When the content of organic solvents in organic waste gas is low and the combustion purification method is not economical, liquid absorption method can be adopted;
4.4.2.3 For organic waste gas with air volume below 1000m2/h and concentration less than 1000mg/m2, solid adsorption purification method should be adopted; 4.4.2.4 When there are substances that cause catalysts in high-concentration organic waste gas, thermal combustion purification method should be adopted.
4.4.3 Paint spray booths or spray rooms should be equipped with paint mist removal devices. : Organic waste gas discharged from spray booths or spray rooms should be purified by liquid absorption method. 4.4.4
When the waste gas still does not meet the environmental sanitation standards after treatment, the second-level purification should adopt solid absorption purification method.
The absorption liquid of the liquid absorption method should have cooling and regeneration devices. 4.4.5
: When activated carbon is used for adsorption purification of waste gas,
the dust and sticky substances in the waste gas should have pretreatment facilities.
When the concentration exceeds 40, a dehumidification system for cooling the waste gas should be set. The combustion purification method should reasonably select the heat source for preheating the waste gas, and should make full use of the heat energy released by combustion.
The catalytic combustion purification method should prevent the catalyst from being burned. There must be reliable safety measures and detection and control measures in the organic waste gas purification system.
, the purification of organic odorous gases should adopt activated carbon adsorption and biological purification methods. 4.4.10
The exhaust gas after purification should comply with the provisions of the "Standards for Odor Pollution Emissions". Asphalt fume purification
The asphalt fume produced by the following equipment should be purified: 4.5.1
Coal tar tar boiling pot;
The kneading pot and sheet rolling machine in the process of preparing electric carbon; the downdraft kiln for roasting semi-finished electric carbon products;
The production equipment in the process of smelting, dipping, stirring, etc. of asphalt should adopt the following purification methods: 4.5.2.1
The asphalt fume near room temperature should adopt the solid adsorption method or electrostatic demisting method; the commercial temperature asphalt fume discharged from the downdraft should adopt the thermal combustion purification method. 4.5.2.2
The adsorbent of solid adsorption method should be carbon powder (granules), activated carbon, honeycomb activated carbon, etc. After adsorption saturation, carbon powder (granules), activated carbon, honeycomb activated carbon, etc. can be reused in production or used as fuel.
4.5.4 When using thermal combustion method to purify asphalt smoke, reliable safety measures must be taken, and the heat energy released by combustion should be fully utilized. When using electrostatic demisting equipment to purify asphalt flue gas, measures should be taken to prevent asphalt from solidifying.
General provisions
5.1.1 In the design of construction projects, clean production processes with high raw material utilization rate and low pollutant emissions should be adopted to reduce the discharge of wastewater and pollutants. 5.1.2 When wastewater is generated during the production process, the following measures should be taken: 5.1.2.1 According to the different requirements of different production processes for water quality, a circulation and reuse system should be adopted;
Recover or comprehensively utilize the useful substances and 5.1.2.2
waste heat in the water according to different water qualities;
Utilize the wastewater, waste liquid, waste gas, waste residue, etc. of the factory or inter-factory for 5.1.2.3
"treat waste with waste" treatment;
In water-scarce areas or when it is possible to reuse the whole factory's wastewater, a system for recycling water after the whole factory's wastewater treatment can be set up.
5.1.3 The drainage system of the factory area should be designed according to the principle of separation of clean and dirty water, and according to the water quality, water volume, water temperature and other factors of the wastewater, after technical and economic comparison, the wastewater system should be reasonably divided and the comprehensive utilization and treatment methods should be determined.
5.1.4 When wastewater contains the following substances and has recycling value, it should be recycled or comprehensively utilized:
Substances.
Fee metals and their compounds such as gold, silver, platinum, thallium, cobalt and nickel; corundum, silicon carbide, lead powder, copper powder, burning powder and other substances with relatively high economic value. Pipes, fittings, valves, inspection wells, pools (sluices), containers, etc. that transport, store and transfer toxic, harmful and corrosive substances should take anti-leakage and corrosion resistance measures.
5.1.6 When toxic, harmful, volatile 12
or flammable and explosive gases are generated during the transportation and treatment of wastewater, safety measures should be taken, and the discharged or released gases should comply with the relevant emission standards. 5.1.7 Non-toxic, low-risk and commercially effective water treatment agents should be used for wastewater treatment. Wastes such as residues and sludge generated during wastewater treatment should be comprehensively utilized; when comprehensive utilization is difficult, they should be properly disposed of in accordance with the regulations of the environmental protection authorities. 5.1.9 Wastes such as residues and sludge should be concentrated and deionized before transportation and disposal, and leakage and scattering should be prevented. bZxz.net
For wastewater treatment, it is strictly prohibited to use infiltration wells, infiltration pits, waste mine drainage or use fresh water and distillation to discharge static and harmful wastewater.
5.2 Wastewater containing suspended matter
Hydraulic sand cleaning, water blasting sand cleaning, sand regeneration, wet dust removal, etc. 5.2.1 Wastewater containing mud and sand should be recycled after sedimentation; when the pH value of the wastewater exceeds 9, it should be neutralized.
5.2.2 The wastewater from cupola granulation and the slag quenching water from steelmaking should be recycled after sedimentation treatment.
The wastewater from wet dust removal in cupola should be used in a closed cycle after neutralization and sedimentation treatment.
The wastewater from hydraulic ash (slag) removal and wet dust removal systems in boilers should be recycled after sedimentation treatment. 5.2.4
The wastewater from steel furnace sewage discharge should be mixed with other wastewater for cooling and then discharged or used as supplementary water for mixed dust removal systems.
The clear water from the calcium carbide liquid in the acetylene station after sedimentation should be reused in the acetylene generator, and 5.2.6
it should not be discharged directly.
5.2.7The acidic glue discharged from the production process of silicon carbide arresters, electric heating elements, etc. should be reused after neutralization and sedimentation treatment, and silicon carbide should be recovered. 5.2.8 The acid and alkaline water discharged from the production process of corundum and silicon carbide abrasives in the grinding wheel factory should first be naturally neutralized and precipitated and the abrasives should be recovered, and then reused after neutralization and purification. 5.2.9 The various wastewaters containing fine powder abrasives in the grinding wheel factory should be reused after coagulation, precipitation and filtration according to the wastewater of different abrasives, and the fine powder grinding should be recovered.
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