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HJ 1241-2022: Technical specification for pollution control of manganese residue
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Technical specification for pollution control of manganese residue
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HJ 1241-2022
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Standard similar to HJ 1241-2022 HJ 1347.1 HJ 1347.2 HJ 1346.1 Basic data | Standard ID | HJ 1241-2022 (HJ1241-2022) | | Description (Translated English) | Technical specification for pollution control of manganese residue | | Sector / Industry | Environmental Protection Industry Standard | | Word Count Estimation | 9,967 | | Issuing agency(ies) | Ministry of Ecology and Environment | HJ 1241-2022: Technical specification for pollution control of manganese residue---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 specification for pollution control of manganese slag)
National Ecological Environment Standard of the People's Republic of China
Technical specification for pollution control of manganese slag
Technical specification for pollution control of manganese residue
This electronic version is the official standard text, which is reviewed and typeset by the Environmental Standards Institute of the Ministry of Ecology and Environment.
Posted on 2022-03-27
2022-10-01 Implementation
Released by the Ministry of Ecology and Environment
directory
Foreword...ii
1 Scope...1
2 Normative references...1
3 Terms and Definitions...2
4 General requirements...3
5 Technical requirements for pollution control of collection, storage and transportation...3
6 Technical requirements for pretreatment pollution control...3
7 Utilize pollution control technical requirements...4
8 Technical requirements for filling or backfilling pollution control...4
9 Technical requirements for landfill pollution control...5
10 Environmental and Contaminant Monitoring Requirements...5
11 Environmental management requirements...6
Technical specification for pollution control of manganese slag
1 Scope of application
This standard specifies the pollution control technology for manganese slag in the process of collection, storage, transportation, pretreatment, utilization, filling, backfilling and landfilling
requirements, as well as monitoring and environmental management requirements.
This standard applies to the collection, storage, transportation, pretreatment, utilization, filling, backfilling and landfilling of manganese slag newly generated after the implementation of the standard.
Pollution control in the process of manganese slag can be used as environmental impact assessment, environmental impact assessment, environmental
Technical reference for protection facility design, completed environmental protection acceptance, emission permit management, cleaner production review, etc.
The pollution control during the utilization, filling and backfilling of manganese slag stockpiled before the implementation of this standard is applicable to this standard.
2 Normative references
This standard refers to the following documents or clauses thereof. For dated references, only the dated version applies to this standard.
For undated references, the latest edition (including all amendments) applies to this standard.
GB 8978 Integrated Wastewater Discharge Standard
GB 9078 Industrial Furnace Air Pollutant Emission Standard
GB 14554 Emission Standard of Odor Pollutants
GB 16297 Comprehensive Emission Standard of Air Pollutants
GB 18599 General Industrial Solid Waste Storage and Landfill Pollution Control Standard
GB 4915 Cement Industry Air Pollutant Emission Standard
GB 30485 Cement kiln co-processing solid waste pollution control standard
GB 30760 Technical Specification for Co-processing Solid Waste in Cement Kilns
GB/T 30810 Determination method of leachable heavy metals in cement mortar
GB 34330 General Rules for the Identification Standard of Solid Waste
HJ/T 55 Technical guidelines for monitoring fugitive emissions of air pollutants
HJ 91.1 Technical Specification for Wastewater Monitoring
HJ/T 397 Technical Specification for Stationary Source Waste Gas Monitoring
HJ 557 Solid waste leaching toxicity leaching method Horizontal shaking method
HJ 662 Technical Specification for Environmental Protection of Solid Waste Co-processing in Cement Kilns
HJ 1091 Technical Guidelines for Pollution Prevention and Control of Solid Waste Recycling and Utilization
HJ 1209 Technical Guidelines for Self-Monitoring of Soil and Groundwater in Industrial Enterprises (Trial)
NY/T 1121.16 Soil Testing Part 16.Determination of Total Soil Water-Soluble Salts
TD/T 1036 Land Reclamation Quality Control Standard
Technical Policy on Pollution Prevention and Control of Electrolytic Manganese Industry (Huan Fa [2010] No. 150)
Feasible Technical Guidelines for Pollution Prevention and Control in Electrolytic Manganese Industry (Trial) (Former Ministry of Environmental Protection Announcement No. 81 [2014])
Guidelines for the formulation of general industrial solid waste management ledger (trial) (Ministry of Ecology and Environment Announcement No. 82 [2021])
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
manganese residue
In the production process of electrolytic manganese metal, electrolytic manganese dioxide and high-purity manganese sulfate, manganese ore powder (usually manganese carbonate ore powder or manganese oxide ore powder)
The solid waste generated after sulfuric acid leaching and solid-liquid separation includes electrolytic manganese metal manganese slag, electrolytic manganese dioxide manganese slag and high-purity manganese sulfate manganese slag.
Electrolytic anode sludge, production wastewater treatment sludge, and chromium-containing sludge generated during production and pollution treatment are not manganese slag.
3.2
storage storage
The activity of placing manganese slag in a specific facility or place with a temporary storage function.
3.3
pre-treatment pre-treatment
Through physical, chemical or biological methods, reduce or remove heavy metals, water-soluble salts, corrosiveness and other pollution characteristics in manganese slag or inhibit
Its leachability or diffusivity enables the treated manganese slag to meet the requirements of utilization, filling, backfilling and landfilling, mainly including washing, solidification, etc.
Pretreatment methods such as chemical stabilization, high temperature sintering and high temperature melting.
3.4
water washing
The process of washing manganese slag with clean water or low-concentration manganese-containing solution, and washing out most of the residual leachate in the manganese slag for reuse.
3.5
solidification/stabilization
Using physical, chemical methods or the synergy of the two, manganese and other heavy metals in manganese slag are converted into stable forms or fixed in a
In order to reduce the mobility of manganese and other heavy metals in manganese slag, reduce or eliminate the risk of environmental pollution caused by manganese slag.
process.
3.6
high temperature sintering
The process in which manganese slag is partially melted by high temperature and cooled to form a sintered body product.
3.7
high temperature melting
The process in which manganese slag is completely melted by high temperature and forms a dense glass product after cooling.
3.8
Utilize recycling
The activity of using manganese slag or its pretreatment products directly as raw materials, or converting them into raw materials.
3.9
filling mining with backfilling
In order to meet the needs of the mining process, the pretreated manganese slag is used as the filling material for the purpose of supporting the surrounding rock, preventing the rock movement and controlling the ground pressure.
The activity of filling a gob with fill material.
3.10
backfilling
For the purpose of land reclamation, use pretreated manganese slag to replace soil, sand, stone and other production materials to fill underground goaf and open-pit mining
Activities in surface excavation areas, borrow pits, underground mining subsidence areas, and natural potholes.
3.11
landfill
The manganese slag that meets the entry requirements after pretreatment is finally placed in a landfill that meets the requirements of environmental protection regulations for disposal.
4 General requirements
4.1 The prevention and control of environmental pollution by manganese slag should adhere to the principles of reduction, resource utilization and harmlessness, take measures to reduce the amount of manganese slag produced, and treat manganese as much as possible.
Comprehensive utilization of manganese slag to minimize the amount of manganese slag landfill and control environmental risks.
4.2 Discharge of various pollutants such as waste water and waste gas generated in the process of manganese slag collection, storage, pretreatment, utilization, filling, backfilling and landfilling
The discharge should comply with the pollutant discharge standards and limit requirements issued by the state; local pollutant discharge standards, environmental impact assessment approval documents or pollutant discharge
The license has stricter requirements, from its provisions.
4.3 The manganese slag and its pretreatment products as substitute raw materials shall conform to the product quality standards formulated by the state and local governments or prevailing in the industry.
4.4 The collection, storage, pretreatment, utilization, filling, backfilling and landfilling of manganese slag shall meet the relevant requirements of environmental protection. national security student
Where laws, regulations and standards on production, occupational health, transportation, fire protection, etc. provide otherwise, such provisions shall apply.
5 Technical requirements for pollution control of collection, storage and transportation
5.1 The collection and storage facilities of manganese slag shall have measures such as anti-scattering, anti-loss and anti-leakage.
5.2 The means of transport of manganese slag (including conveyor belts, transport vehicles, etc.)
The process causes secondary pollution to the environment.
5.3 The ammonia gas in the fugitive emission waste gas generated during the collection and storage of manganese slag shall meet the emission limit requirements specified in GB 14554.
Other pollutants should meet the emission limit requirements specified in GB 16297.
5.4 Manganese slag should not be collected, stored and transported together with anode sludge, chromium-containing sludge and other solid wastes that may affect the physical and chemical properties of manganese slag.
6 Technical requirements for pretreatment pollution control
6.1 General provisions
6.1.1 According to the pollution control requirements of manganese slag utilization, filling, backfilling and landfill, appropriate pretreatment technology should be selected to reduce manganese slag.
hazards and control environmental risks.
6.1.2 The content and leaching concentration of heavy metals, ammonia nitrogen and other pollutants in the manganese slag pretreatment product, the water content, water-soluble salt content and other indicators should be
Meet the requirements of manganese slag utilization, filling, backfilling and landfilling.
6.1.3 The manganese slag pretreatment facility should have the function of automatic control of the operation parameters such as the amount of feed, the rate of injection, and the processing time.
6.1.4 The manganese slag pretreatment facility shall be provided with a treatment system for unqualified products or a reprocessing device for returned materials.
6.1.5 In the process of manganese slag pretreatment, the manganese slag scattered due to loading and unloading, equipment failure and maintenance should be collected in time and returned to the manganese slag.
Slag storage facility or pretreatment process.
6.1.6 The waste gas discharged from the manganese slag pretreatment process should be collected and processed to meet the standard discharge; the valuable components in the waste gas should be recovered as much as possible
use.
6.2 Technical requirements for water washing, curing and stabilization pollution control
6.2.1 The waste water generated in the washing process should be returned to the process as far as possible for recycling. Wastewater discharge shall comply with the discharge stipulated in GB 8978
limit requirements.
6.2.2 The particulate matter in the exhaust gas discharged during the washing, curing and stabilization process shall meet the emission limit requirements specified in GB 16297, and the ammonia gas shall meet the
The emission limit requirements specified in GB 14554.
6.3 Technical requirements for high temperature sintering or high temperature melting pollution control
6.3.1 The waste gas generated during the high-temperature treatment of manganese slag shall be equipped with collection and treatment facilities, and the particulate matter, sulfur in the waste gas discharged after treatment shall be
Air pollutants such as acid mist, nitrogen oxides, sulfur dioxide, and heavy metals should meet the emission limit requirements specified in GB 16297, and ammonia should meet the
The emission limit requirements stipulated in GB 14554; among them, if industrial furnaces are involved, the relevant pollution control requirements of industrial furnaces should also be implemented.
6.3.2 In the process of high temperature treatment of manganese slag, the solid wastes collected from the flue gas purification system and bottom ash settled at the bottom of the flue and chimney should be returned
Process processing. For those that cannot be returned to the process, they should be collected, stored, utilized and disposed of; they are hazardous waste and need to be commissioned
If it is used and disposed of by an external entity, it shall be handed over to an enterprise with corresponding qualifications for utilization and disposal.
6.3.3 When recycling the waste gas produced during the high temperature treatment of manganese slag, the waste water and pollutants in the waste gas should be discharged separately.
Comply with the emission limit requirements of GB 8978, GB 9078, GB 16297 and GB 14554; there are relevant industry-related pollution control standards
Or the requirements of the regulations shall be implemented in accordance with the relevant standards of the industry.
7 Utilize technical requirements for pollution control
7.1 When manganese slag and its pretreatment products are used in cement production, the following technical requirements for pollution control shall be met at the same time.
a) The pollution control in the cement production process shall meet the requirements of GB 30485, GB 4915 and HJ 662;
b) The dosage ratio of manganese slag and its pretreatment products should be controlled.
The heavy metal content should meet the limit requirements specified in GB 30760;
c) The content of chlorine and sulfur in manganese slag and its pretreatment products should meet the requirements of cement production process control;
d) Manganese slag used as an admixture for cement production is expected to meet the waste characteristics requirements of HJ 662 for substitute admixtures, but does not meet the requirements
The manganese slag should be pretreated to meet the requirements.
7.2 The pretreated product of manganese slag can be used as an alternative raw material for the production of other building material products except cement.
In addition to meeting the requirements of relevant product standards, the product should also determine the content of leachable heavy metals in accordance with the method specified in GB/T 30810.
Should meet the limit requirements specified in GB 30760.At the same time, according to the leaching method specified in HJ 557, the pH value of the leaching solution should be 6 to 9, and the ammonia nitrogen should be
The concentration should be less than 1.0 mg/L.
7.3 The pollution prevention and control of manganese slag and its pretreatment product utilization process shall meet the requirements of HJ 1091.
7.4 Manganese slag utilization products that meet the requirements of 7.3 and meet the conditions specified in Article 5.2 of GB 34330 shall not be managed as solid waste; no
It is managed as general industrial solid waste. Except as otherwise provided by national standards.
8 Technical requirements for filling or backfilling pollution control
8.1 Manganese slag should be pretreated before it can be used for filling or backfilling.
Ask for execution.
8.2 An environmental background investigation should be carried out before filling or backfilling operations, and relevant
Analyze, predict and evaluate the risks caused by groundwater, surface water and surrounding soil environment, and propose countermeasures and measures to prevent and mitigate environmental risks.
measures, as well as methods and systems for tracking and monitoring to ensure that environmental risks are acceptable.
8.3 Other solid wastes other than the additives required for the filling operation shall not be added to the filling material.
8.4 Land reclamation shall be carried out immediately after the backfilling operation (except for backfilling underground). The implementation process of land reclamation should meet TD/T 1036
The relevant land reclamation quality control requirements stipulated. If the land is used as construction land after reclamation, soil pollution risk control and repair shall be carried out in accordance with the law.
If it is used as agricultural land, soil pollution status investigation shall be carried out, and classified management shall be carried out in accordance with the law.
9 Technical requirements for landfill pollution control
9.1 Manganese slag should meet the entry requirements specified in GB 18599 before it can be landfilled; manganese slag that does not meet the entry requirements should be pretreated first
Satisfy admission requirements.
9.2 The pollution control and environmental management of the new construction, operation, closure and land reclamation of the landfill shall comply with the requirements of GB 18599.
9.3 Manganese slag should be landfilled separately from other industrial solid wastes.
9.4 Measures shall be taken for manganese slag landfill operations to prevent displacement of the pile and damage to the anti-seepage lining. Direct dumping from a height should not be used
entry method. It should be landfilled in different areas, and facilities such as conveyor belts or cranes should be used to directly transport the manganese slag to the designated landfill area.
Flat and layer-by-layer compaction landfill operation.
9.5 During the operation of the landfill, measures should be taken to prevent manganese slag from soaking. The leachate generated in the landfill area and the accumulated rainwater should be drained in time.
Except processing. The partitions that reach the design height of the landfill shall be covered with artificial synthetic materials in time, and rainwater shall be drained.
10 Environmental and Contaminant Monitoring Requirements
10.1 The units that collect, store, pre-treat, utilize, fill, backfill and landfill manganese slag shall comply with the relevant national self-monitoring regulations
and the requirements of this standard for environmental and pollutant monitoring. Relevant units can conduct their own monitoring according to their own conditions and capabilities, or they can be entrusted to them.
He has a qualified inspection (monitoring) agency to carry out monitoring on his behalf.
10.2 The monitoring methods for the collection, storage, pretreatment, utilization, filling, backfilling and landfilling of manganese slag shall meet the following requirements.
a) The monitoring of waste gas from manganese slag collection and storage facilities shall be carried out in accordance with the methods specified in HJ/T 55;
b) The monitoring of pollutants in the waste gas discharged from the manganese slag pretreatment process is carried out according to the method specified in HJ/T 397;
c) Manganese slag and its pretreatment products are used for the monitoring of pollutants in the waste gas discharged from the cement production process.
The monitoring of pollutants in waste gas discharged from other utilization processes of manganese slag shall be carried out in accordance with the methods specified in HJ/T 397, and waste water shall be discharged.
The monitoring of dyes is carried out according to the method specified in HJ 91.1;
d) When the manganese slag pretreatment product is filled, backfilled or landfilled, the waste water, atmosphere, surface
Monitoring of water, soil and groundwater contaminants;
e) The monitoring of the soil and groundwater environment of manganese slag storage, pretreatment and utilization facilities shall be carried out in accordance with the methods specified in HJ 1209;
f) Determination of water-soluble salt content of manganese slag and its pretreatment products shall be carried out according to the method specified in NY/T 1121.16.
10.3 The frequency requirements for pollutant monitoring in the process of manganese slag collection, storage, pretreatment, utilization, filling, backfilling and landfilling are as follows.
a) The monitoring frequency of ammonia gas in waste gas discharged from manganese slag collection and storage facilities shall be at least once a quarter;
b) Monitoring of particulate matter, sulfuric acid mist, nitrogen oxides, sulfur dioxide, heavy metals, ammonia, etc. in waste gas discharged from manganese slag pretreatment facilities
The frequency is at least once a quarter, and the monitoring frequency of discharged wastewater pollutants is at least once a quarter;
c) The monitoring frequency of manganese slag and its pretreatment products for heavy metal pollutants in the waste gas discharged from the cement production process shall be at least once every six months.
Second, particulate matter, nitrogen oxides, sulfur dioxide, and ammonia should be implemented in accordance with the requirements of GB 4915; other utilization processes of manganese slag discharge
The monitoring frequency of particulate matter, sulfuric acid mist, nitrogen oxides, sulfur dioxide, heavy metals, ammonia, etc. in the exhaust gas is at least 1 per quarter.
The monitoring frequency of discharged wastewater pollutants shall be at least once a quarter;
d) The monitoring frequency of the soil and groundwater of the manganese slag storage, pretreatment and utilization facilities shall be carried out in accordance with the requirements of HJ 1209;
e) When the manganese slag pretreatment product is filled, backfilled or landfilled, the waste water, air,
Monitoring of surface water, soil and groundwater.
10.4 The manganese slag utilization product shall be regularly sampled and monitored, and shall meet the following requirements.
a) When manganese slag and its pretreatment products are used in cement production, the monitoring frequency of cement clinker and cement products shall comply with GB 30760
Requirements for testing frequency of cement clinker;
b) The manganese slag pretreatment product is used to produce other building materials products except cement. When the manganese slag is utilized for the first time, the monitoring frequency of the product shall be
The times should not be less than 3 times a week; when the monitoring results for 2 consecutive weeks do not exceed the specified limit, before the source and dosage of manganese slag are stable
In addition, the frequency can be reduced to once a month; if the monitoring results for 3 consecutive months do not exceed the specified limit, the frequency can be reduced to 2 times a year.
If the monitoring results exceed the standard during this period, or the source of manganese slag changes, or the utilization activities are interrupted for more than 3 months, the monitoring frequency will be
The times are readjusted to 3 times a week, repeating in sequence. The monitoring frequency of other characteristic pollutants in the product shall be determined according to this method.
11 Environmental Management Requirements
11.1 The unit that collects, stores, pre-processes, utilizes, fills, backfills and landfills manganese slag shall determine the department responsible for pollution prevention and control
And full-time technical personnel, responsible for environmental protection and related management in the process of manganese slag collection, storage, pretreatment, utilization, filling, backfilling and landfilling
management work and establish a sound management system.
11.2 The manganese slag environmental management ledger shall be established in accordance with the relevant requirements of the general industrial solid waste environmental management ledger.
11.3 All operators in the process of manganese slag collection, storage, pretreatment, utilization, filling, backfilling and landfilling shall be trained.
The content includes the harmful characteristics of manganese slag, environmental protection requirements, environmental emergency treatment, etc.
11.4 A pollution prevention mechanism and an environmental emergency management system should be established.
11.5 The soil leakage and seepage of manganese slag-related equipment or facilities should be carried out according to the relevant requirements of the industrial and mining land soil environmental management measures.
and groundwater pollution hazard investigation.
11.6 Data including training records, environmental management ledger, hidden danger investigation, accident handling, environmental monitoring records, etc. should be kept for the duration of the storage.
It shall not be less than 5 years, among which the files related to the manganese slag landfill operation shall be sorted and archived according to the requirements of GB 18599, and shall be kept permanently.
11.7 The inter-provincial transfer of manganese slag shall comply with the relevant requirements for the approval or filing management of the inter-provincial transfer of solid waste.
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