CJJ 60-1994 Technical regulations for operation, maintenance and safety of urban sewage treatment plants
Some standard content:
Engineering Construction Standard Full-text Information System
Industry Standard of the People's Republic of China
Technical specification for operation，maintenanceand safety of municipal wastewater treatment plantCJJ
Engineering Construction Standard Full-text Information System
Engineering Construction Standard Full-text Information System
Industry Standard of the People's Republic of China
Technical specification for operation，maintenanceand safety of municipal wastewater treatment plant plantCJJ60—94
Editor: Tianjin Jizhuangzi Wastewater Treatment PlantApproval Department: Ministry of Construction of the People's Republic of ChinaImplementation Date: July 1, 1995
Engineering Construction Standard Full Text Information System
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Engineering Construction Standard Full Text Information System
General Requirements
2.1 Operation Management
Safe Operation
2.3 Maintenance
2.4 Technical Indicators
3 Grille Room
Operation Management
Safe Operation
3.3 Maintenance
3.4 Technical Indicators
Water Intake Pump Room
4.1 Operation management
Safe operation
4.3 Maintenance
4.4 Technical indicators
Sand settling tank
Operation management
Safe operation
Maintenance..
Technical indicators
Primary sedimentation tank
6.1 Operation management·wwW.bzxz.Net
Safe operation·
6.3 Maintenance.
6.4 Technical indicators
Aeration tank
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7.1 Operation management Management.
7.2 Safe operation...
7.3 Maintenance·
7.4 Technical indicators....
8 Blower room
8.1 Operation management
Safe operation
Maintenance.
Technical indicators
Secondary sedimentation tank
Operation management
Safe operation
Maintenance·
Technical indicators:
Return sludge pump room
Operation management
Safe operation
Maintenance
Technical indicators
Chlorination room
Operation management
Safe operation
Maintenance||tt ||Thickening tank
Operation management
Safe operation
12.3 Maintenance
12.4 Technical indicators
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13 Sludge anaerobic digester
Operation management
13.2 Safety operation
13.3 Maintenance
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Engineering Construction Standard Full Text Information System
13.4 Technical Indicators
14 Sludge Dewatering Room
Operation Management
Safe Operation
14.3 Maintenance
14.4 Technical Indicators
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Boiler Room
........
Operation Management
Safe Operation
15.3 Maintenance
15.4 Technical indicators
Biogas cabinet
Operation management
Safe operation
Maintenance
Technical indicators
Biogas generator room
Operation management
17.2 Safe operation
17.3 Maintenance
17.4 Technical indicators
Monitoring instrument room
Operation management
Safe operation
18.3 Maintenance
18.4 Technical indicators
Substation
19.1 Operation management
19.2 Safe operation
19.3 Maintenance
20 Laboratory
20.1 Water quality management
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20.2 Safe Operation
20.3 Maintenance
20.4 Technical Indicators
Appendix A
Explanation of Terms Used in This Regulation
Additional Explanation
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Business
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Engineering Construction Standard Full Text Information System
1 General Provisions
1 This regulation is formulated to strengthen the equipment management, process management and water quality management of urban sewage treatment plants, ensure the safe and normal operation of sewage treatment plants, and achieve the purpose of purifying water quality, treating and disposing of sludge, and protecting the environment. 2 This regulation applies to urban sewage treatment plants. Industrial and mining enterprises wastewater treatment plants and stations 1.0.2
may refer to this for implementation.
3 The operation, maintenance and safety of urban sewage treatment plants shall comply with the provisions of the relevant current national standards in addition to complying with this regulation. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
2 General Requirements
2.1 Operation Management
2.1.1 Operation management personnel must be familiar with the operation requirements and technical indicators of the plant's treatment process and facilities and equipment.
2.1.2 Operators must understand the plant's treatment process and be familiar with the operation requirements and technical indicators of the facilities and equipment in their positions.
2.1.3 Each position should have a process system network diagram, safety operating procedures, etc., and they should be displayed in a conspicuous location.
2.1.4 Operation management personnel and operators should inspect the operation of structures, equipment, electrical appliances and instruments as required.
2.1.5 Urban sewage treatment plants must strengthen water quality and sludge management. 2.1.6 Urban sewage treatment plants should accurately measure various production indicators, energy and material consumption, and at least reach the national third-level measurement qualified units. 2.1.7 Operators at all positions should keep operation records on time. The data should be accurate.
When operators find abnormal operation, they should deal with it in time or report it to the competent department. Various mechanical equipment should be kept clean, without water leakage, air leakage, etc. The weirs and pool walls of water treatment structures should be kept clean and intact. 2.1.11 According to the requirements of different electromechanical equipment, regular inspections should be carried out, and lubricating oil or grease should be added or replaced.
There should be no water accumulation in various gate wells.
2.2 Safe operation
2.2.1 Operators and maintenance personnel in each position must undergo technical training and production practice, and pass the examination before they can take up their posts.
2.2.2 The equipment should be started after the start-up preparations are completed. 2.2.3 When the power supply voltage is greater than or less than 5% of the rated voltage, it is not appropriate to start the motor. 2.2.4 When the operator opens and closes the electrical switch, he should follow the electrician operation procedures. 2.2.5 Smoking and fireworks are strictly prohibited in sludge treatment areas, biogas blower rooms, biogas boiler rooms, etc., and illegal open fire operations are strictly prohibited.
2.2.6 When repairing various equipment, the power must be turned off, and the maintenance sign should be hung at the switch before operation.
2.2.7 In rainy or snowy weather, operators should pay attention to anti-slip when patrolling or operating on the structure.
2.2.8 When emptying, cleaning and repairing structures or containers with harmful or flammable gases, the methane content should be controlled below 5%, the H2S content, HCN and CO content should be controlled below 4.3%, 5.6% and 12.5% respectively, and the oxygen content should not be lower than 18%.
2.2.9 When cleaning electromechanical equipment and the surrounding environment, it is strictly forbidden to wipe the operating parts of the equipment, and the flushing water must not splash onto the cable head and the live parts and lubrication parts of the motor. 2.2.10 Operators at all positions should wear complete labor protection supplies and do a good job of safety precautions.
2.2.11 A dedicated person should be responsible for the operation of lifting equipment. It is strictly forbidden to stand under the hanging objects. Protective life-saving facilities and supplies should be installed in obvious positions of the structure. 2.2.12
It is strictly forbidden for non-staff to open and close the electromechanical equipment of their posts. 2.2.14 Workshops with harmful gases, flammable gases, odors, dust and humid environments must be ventilated.
2.2.15 Workshops with electrical equipment and flammable and explosive places should be equipped with fire-fighting equipment in accordance with the relevant regulations of the fire department.
2.3 Maintenance
2.3.1 Operation management personnel and maintenance personnel should be familiar with the maintenance regulations of electromechanical equipment. 2.3.2 The structure of the structure and various gate valves, guardrails, ladders, pipelines, brackets and covers should be regularly inspected, repaired and treated with anti-corrosion, and damaged engineering construction standard full-text information system
engineering construction standard full-text information system
lighting equipment should be replaced in time.
All kinds of equipment connectors should be checked and tightened regularly, and the wearing parts of the coupling should be replaced regularly.
All kinds of pipeline gate valves should be tested for opening and closing regularly, and the screws should be filled with lubricating grease regularly.
The electrical control cabinet should be checked and cleaned regularly, and its various technical performances should be tested regularly. The limit switch of the electric gate valve and the manual and electric interlocks should be checked regularly. After each pump stop, the sealing condition of the packing or oil seal should be checked and necessary treatment should be carried out. Fill or replace the packing, lubricating oil and grease as needed. 2.3.8 For any device equipped with a wire rope, if the wear of the rope is greater than 10% of the original diameter, or one of the strands has broken, it must be replaced. 2.3.9 In addition to daily maintenance, various mechanical equipment should also be repaired in major, medium and minor ways according to the design requirements or the requirements of the manufacturer. 2.3.10 The connecting pipes and open channels between structures should be cleaned once a year. 2.3.11 The inspection and maintenance of key parts of equipment such as boilers and pressure vessels shall be the responsibility of maintenance units approved by the safety and labor departments.
2.3.12 When inspecting and maintaining various types of mechanical equipment, the coaxiality, static balance or dynamic balance and other technical requirements shall be guaranteed according to the requirements of the equipment. 2.3.13 The flammable gas alarm shall be inspected once a year. 2.3.14 Various process pipelines shall be painted with paint or coatings of different colors regularly as required.
Lubricating oil, grease and other sundries replaced by maintenance equipment shall not be thrown into sewage treatment facilities.
2.3.16 When repairing mechanical equipment, temporary power lines shall not be connected at will. 2.3.17
The testing, maintenance and cycle of lightning protection and explosion-proof devices of buildings and structures shall comply with the regulations of the power industry and fire protection departments. 2.3.18 Life jackets, lifebuoys, fire-fighting facilities and other protective equipment shall be inspected and replaced regularly.
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2.4 Technical Indicators
1 The annual water treatment volume of urban sewage treatment plants should meet more than 95% of the planned indicators.
2 The requirements for influent and effluent water quality and treatment efficiency of urban sewage treatment plants should be implemented in accordance with the provisions of the current national standards "Water Quality Standards for Sewage Discharged into Urban Sewers" and "Sewage Sludge Discharge Standards for Urban Sewage Treatment Plants". 2.4.3
In sludge treatment, the decomposition rate of organic matter should be more than 30%, and the integrity rate of the equipment and facilities involved in this regulation should reach more than 95% to achieve the stabilization process. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3 Screen Room
3.1 Operation Management
The screen slag intercepted by the screen should be removed regularly. During the flood season, inspections should be strengthened and the number of cleanings should be increased. When the screen cleaning machine is working, the operation of the electromechanical equipment should be monitored, and if a fault is found, the machine should be stopped for repair immediately.
3 The screen slag removed should be properly handled and disposed of. 3.2 Safe Operation
Monitoring.
Before starting the cleaning machine, check whether the electromechanical equipment is ready for start-up. When repairing the cleaning machine or manually cleaning the screen slag, attention should be paid to safety and effective 3.3 Maintenance
If the chain petal of the chain cleaning machine is found to be broken, it should be replaced immediately. The screen room should be kept clean.
3.4 Technical Indicators
The water level difference before and after the sewage passes through the screen should be less than 0.3m. Engineering 6 Construction Standard Full Text Information System
-TKAON KAca-18 Life jackets, lifebuoys, fire-fighting equipment and other protective equipment should be checked and replaced regularly.
Engineering Construction Standards Full Text Information System
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Engineering Construction Standards Full Text Information System
2.4 Technical Indicators
1 The annual water treatment volume of urban sewage treatment plants should meet more than 95% of the planned indicators.
2 The requirements for influent and effluent water quality and treatment efficiency of urban sewage treatment plants should be implemented in accordance with the provisions of the current national standards "Water Quality Standards for Sewage Discharged into Urban Sewers" and "Sewage Sludge Discharge Standards for Urban Sewage Treatment Plants". 2.4.3
In sludge treatment, the decomposition rate of organic matter should be more than 30%, and the integrity rate of the equipment and facilities involved in this regulation should reach more than 95% to achieve the stabilization process. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3 Screen Room
3.1 Operation Management
The screen slag intercepted by the screen should be removed regularly. During the flood season, inspections should be strengthened and the number of cleanings should be increased. When the screen cleaning machine is working, the operation of the electromechanical equipment should be monitored, and if a fault is found, the machine should be stopped for repair immediately.
3 The screen slag removed should be properly handled and disposed of. 3.2 Safe Operation
Monitoring.
Before starting the cleaning machine, check whether the electromechanical equipment is ready for start-up. When repairing the cleaning machine or manually cleaning the screen slag, attention should be paid to safety and effective 3.3 Maintenance
If the chain petal of the chain cleaning machine is found to be broken, it should be replaced immediately. The screen room should be kept clean.
3.4 Technical Indicators
The water level difference before and after the sewage passes through the screen should be less than 0.3m. Engineering 6 Construction Standard Full Text Information System
-TKAON KAca-18 Life jackets, lifebuoys, fire-fighting equipment and other protective equipment should be checked and replaced regularly.
Engineering Construction Standards Full Text Information System
KAONTKAca-
Engineering Construction Standards Full Text Information System
2.4 Technical Indicators
1 The annual water treatment volume of urban sewage treatment plants should meet more than 95% of the planned indicators.
2 The requirements for influent and effluent water quality and treatment efficiency of urban sewage treatment plants should be implemented in accordance with the provisions of the current national standards "Water Quality Standards for Sewage Discharged into Urban Sewers" and "Sewage Sludge Discharge Standards for Urban Sewage Treatment Plants". 2.4.3
In sludge treatment, the decomposition rate of organic matter should be more than 30%, and the integrity rate of the equipment and facilities involved in this regulation should reach more than 95% to achieve the stabilization process. Engineering Construction Standard Full Text Information System
Engineering Construction Standard Full Text Information System
3 Screen Room
3.1 Operation Management
The screen slag intercepted by the screen should be removed regularly. During the flood season, inspections should be strengthened and the number of cleanings should be increased. When the screen cleaning machine is working, the operation of the electromechanical equipment should be monitored, and if a fault is found, the machine should be stopped for repair immediately.
3 The screen slag removed should be properly handled and disposed of. 3.2 Safe Operation
Monitoring.
Before starting the cleaning machine, check whether the electromechanical equipment is ready for start-up. When repairing the cleaning machine or manually cleaning the screen slag, attention should be paid to safety and effective 3.3 Maintenance
If the chain petal of the chain cleaning machine is found to be broken, it should be replaced immediately. The screen room should be kept clean.
3.4 Technical Indicators
The water level difference before and after the sewage passes through the screen should be less than 0.3m. Engineering 6 Construction Standard Full Text Information System
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