HG/T 20568-1994 Chemical solid material storage yard and warehouse design regulations
Some standard content:
Industry Standard of the People's Republic of China
HG/T 20568-94
The design specification of the ground andstorehouse for chemical solid material194-11--28
1995--03--01
Ministry of Chemical Industry of the People's Republic of China
W implementation
Industry Standard of the People's Republic of China
The design specification of the ground andstorehouse for chemical solid material Material HG/T20568--94
Main editor: Sixth Design Institute of Ministry of Chemical Industry
Approving department: Ministry of Chemical Industry
Implementation date: March 1, 1995 W. Ministry of Chemical Industry Document
Hua Jian Fa (1994) No. 808
Notice on Issuing Chemical Industry Standard "Design Regulations for Chemical Solid Material Yard and Warehouse"
Construction Committees (Construction Departments) of Provinces, Autonomous Regions, Municipalities Directly under the Central Government, and Cities with Independent State Planning, Chemical Industry Departments (Bureaus, Companies), and All Relevant Design Units:
"Design Regulations for Chemical Solid Material Yard and Warehouse" organized and compiled by the Ministry's Hoisting and Transportation Design Technology Center has been approved as a recommended chemical industry standard after review, with the number HG/T20568-94. It will be implemented on March 1, 1995. This standard is managed by the Ministry’s Hoisting and Transportation Design Technology Center and published and distributed by the Ministry’s Engineering Construction Standards Editorial Center. Ministry of Chemical Industry
November 28, 1994
1 General Provisions
2 General Provisions
2.1 General Provisions for Yard Design
2.2 General Provisions for (General Design
2.3 General Provisions for Simple Silo Design
2.4 General Provisions for Bag and Barrel Storage Design··2.5 General Provisions for Operation and Management
3 Storage Days and Storage Quantity·
3.1 Factors Affecting Storage Days
3.2 Storage Days for Some Materials
3.3 Storage Quantity of Some Inflammable and Explosive Solid Materials··3:4 Calculation of Bulk Material Storage Quantity
4 Loading and Unloading Bridge (or Grab Gantry Crane) Yard·5 Bucket Wheel Stacker Reclaimer Yard
6 Grab Bridge Crane yard, warehouse (shed) Other forms of yards and warehouses (sheds)
Bakery warehouse
8.1 Rectangular warehouse
Long strip warehouse
Circular warehouse
Bagged and barreled warehouse
9.1 Determination of warehouse area
Warehouse design
9.3 Arrangement of main equipment in the warehouse
10 Reinforced concrete silo
10.1 Silo selection specifications,
10.2 Calculation of silo capacity
(6)
(6)
(9)
10.3 Principles of silo layout
10.4 Material level meter:
10.5 Other requirements
Bulk material yard and warehouse Equipment selection
Original toilet selected·
11.2 Selection of yard equipment,
11.3 Selection of bulk warehouse (shed) equipment11.4 Selection of bulk finished product warehouse equipment
11.5 Selection of bagged and barreled warehouse equipment11.6 Selection of measuring equipment
12 Yard and warehouse operation
12.1·Operation of materials entering and leaving the yard and warehouse12.2 Control of materials entering and leaving the yard and warehouse.12.3 Key points of yard and warehouse operation·
Characteristics table of bulk solid materials
Appendix A Qing
Appendix B Storage days of some materials
Appendix C, Calculation of storage capacity of various stacking forms: Appendix D
Appendix E
Appendix F|| Appendix G Appendix H Appendix I Appendix D Appendix D Calculation of Bulk Storage Volume Calculation Method for Warehouse Area Calculation Method for Bag and Barrel Storage Area Calculation Method for Bag and Barrel Storage Area Calculation Method for Silo Capacity ... The design of solid material yards and warehouses for small chemical enterprises and other industry construction projects can also be used as a reference. The regional layout and system facility design of the storage and transportation system of chemical solid materials that are flammable, explosive, toxic, radioactive or highly corrosive and prone to dust generation shall comply with the relevant provisions of the current "Design Fire Prevention Regulations for Refining and Chemical Enterprises and Building Design Fire Prevention Code", "Dangerous Goods Transportation Rules", and "Chemical Powder Engineering Design Safety and Health Regulations". 1.0.3 The standards cited in this regulation are as follows:
GB 190-90
GB 3811—83
GB 12463-90
GBJ 16--87
GBJ 41--79
GBJ 77--85
HG 20518--92
JBJ 6-80
YBJ 52--88
"Marking of Dangerous Goods Packaging"
"Design Code for Cranes"
"General Technical Conditions for Dangerous Goods Transport Packaging""Code for Loading of Building Structures"
"Code for Fire Protection of Building Design"
"Code for Design of Steel Structures"
"Code for Design of Industrial Boiler Rooms" (Trial Implementation)""Design Code for Reinforced Concrete Silos"
"Principles and Regulations for Chemical Mechanized Transport Design""Technical Regulations for Factory Electric Power Design"
"Transport Design Code for General Plan of Iron and Steel Enterprises""Sanitary Standards for Design of Industrial Enterprises"
General Provisions
2.1 General Provisions for Yard Design
2.1.1 The selection of the yard form should be based on the local natural environment, meteorological conditions, engineering geology and hydrogeological conditions. The location of the yard should avoid active faults, landslides, caves, ancient tombs, silt and other unfavorable geological areas.
2.1.2 Raw material and fuel yards and all-round warehouses (sheds) should be concentrated in an area near the raw material and fuel entry point and major users. There should be roads and fire trucks in the area. 2.1.3 The open-air bulk material yard should be arranged in the downwind direction of the factory area, with its long side as parallel to the dominant wind direction as possible.
2.1.4 Passages for the movement of stacking and reclaiming equipment and fire passages should be reserved around the yard. If passages cannot be set up on one or both sides of the yard, the span between the side without passage and the side with passage should generally not exceed 30m, and the maximum should not exceed 45m. 2.1.5 Items that require protection from rain, snow and sun, such as temporary transit storage, can be stacked in the open air and covered with tarpaulin for protection. If the storage time is long, a rain and sun shed can be added. 2.1.6 In the absence of special requirements, the bottom layer of the stockpile floor shall be compacted with plain soil and the surface layer with crushed stone. The coal yard floor can be compacted with inferior coal: the coke floor can be compacted with a layer of plain concrete: the ore yard can be compacted with the same type of crushed ore. 2.1.7 The stockpile floor elevation: Generally, the stockpile floor should be 0.200.30m higher than the surrounding ground elevation or road elevation. 2.1.8 When the stockpile adopts ground track type material yard machinery, appropriate measures should be taken to prevent the material pile from collapsing and burying the track.
When storing self-ignitable materials (such as lignite, combustible tribute rock and self-ignitable bituminous coal, etc.), the stacking and reclaiming equipment that can handle self-igniting materials should be selected, and equipped with corresponding coal stacking machinery or other auxiliary material pressing equipment and spraying facilities. 2.1.10 For materials that generate dust during unloading and storage, such as mixed coal, crushed coke, sand, etc., appropriate dust prevention measures should be taken, such as water spraying. 2.1.11 The layout of the yard should meet the relevant provisions of the "Code for Fire Protection Design of Buildings". The fire protection distance between coal and coke yards and buildings should not be less than that specified in Table 2.1.11. Simple fire protection distance table between coal and coke yards and buildings (m) Name
Coal or coke yard
"Total storage capacity of a yard
100~5000
Table 2.1.11
Building fire resistance level
, second level
2.1.12When there is a dedicated railway line in the factory, the yard and warehouse (shed) should be arranged along the railway line. Under the condition of meeting the production process and transportation operation requirements, the length of the railway line should be shortened as much as possible.
2.1.13 Bulk materials in the yard should generally be transported to users by continuous conveying machinery to avoid secondary loading and reverse transportation.
2.1.14When the yard is set up on one side of the train loading and unloading line, the materials should be at least 2m away from the outside of the railway rails. When unloading with a gantry unloader and stacking materials in the gantry, the stacked materials should be at least 1m away from the inside of the unloader's running track. 2.2 General regulations for warehouse (shed) design
.2.2.1 Bulk materials that are not afraid of moisture and materials in rainproof packaging should be placed in open-type or semi-open-type warehouses. Flammable and explosive items must be placed in fireproof, explosion-proof and anti-static warehouses.
2.2.2 When the storage period of materials is long (generally refers to a storage period of more than 30 days) and the inventory is large (generally refers to a maximum storage volume greater than or equal to 5000t within the specified storage period), it is advisable to use a long strip warehouse with a large span and use a side platform to load and unload vehicles: if the storage volume is large and the storage period is short (generally refers to a storage period of less than 10 days, a vehicle-entry warehouse can be used, and a semi-open warehouse can be used as much as possible.
2.2.3 The floor elevation inside the warehouse (shed) should be 0.15~0.4m higher than the floor outside the warehouse (shed). In order to increase the storage capacity, the warehouse can be made into a pit type, and the depth of the pit generally does not exceed -2.50m. 2.2.4 The distance between the warehouse for flammable, explosive and dangerous goods and other factory buildings shall meet the requirements of the building design fire protection code. If flammable materials are still piled up outdoors, , explosive materials, the fire protection distance should be calculated from the outermost side of the stacked materials.
2.2.5 The yards and warehouses for flammable and explosive materials should be as far away from transformer and distribution stations as possible, and the distance between the two should be greater than 15m. The yards and warehouses should also be equipped with necessary lightning protection measures. 2.2.6 The area of each independently built ammonium nitrate warehouse, calcium carbide warehouse, and coal distribution warehouse should not exceed 1500m2, and the area of the fireproof partition wall in the warehouse is 500m2. The fire resistance level shall not be lower than level 2.
2.2.7 The span, column spacing, and elevation of the warehouse should be selected according to the building module of the industrial plant as much as possible. See Table 2.2.7.
Column height, column spacing, span module series table
Column height series
Gui distance series
Span series|| tt||4.2、5.4、6.0、7.2、8.0、
10.0、12.0、12.0No limit
(4.2、4.5、
(2.7、3.0、3.3、3.6、4.0、
(5.1、(5.4).6.0、7.2、(8.4、9.0(6.0).9.0、12.0、15.0.
27.0、.30.0、33.0、36.0
Note: 1. The values in brackets are not recommended. 2. The column height of the warehouse with crane is generally not higher than 18m, and the column distance is not less than 4.5m. 4
2.2.8 The stacking shed is generally fully open or with retaining wall, etc. The retaining wall It should generally be located on the side of the main wind direction. When there is no lifting equipment in the storage shed, the elevation of the lower chord of the roof should not exceed 5.4m.
2.2.9 The floor of the warehouse (shed) is generally made of plain concrete, but it can also be compacted with plain soil according to local conditions and filled with the same type of material fragments for compaction. 2.2.10 For semi-open warehouses, the retaining wall of the storage shed shall be no less than 1.00m higher than the indoor floor. The highest height should be 0.50~1.00m lower than the allowable stacking height of the material, and the highest ear should not be higher than 2.50m.
2.2.11 The top elevation of the underground storage hopper, trough and chute in the warehouse (shed) is generally more than 0.3m higher than the floor surface.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clearance height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the net height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the net space between the equipment and the wall shall not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be provided with concrete pads, and the platform elevation shall generally be 50~~100mm above the ground.
2.2.16 Sealing measures shall be taken for parts of the warehouse where dust is easy to fly, and ventilation and dust removal devices shall be installed.
2.217 When there is a railway platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform shall not be less than 2m.
2.2.18 Measures should be taken to prevent clogging and arching of various forms of storage silos, hoppers and troughs. Anti-freezing measures should also be taken in cold areas. 2.2.19 When large yards or warehouses are organized as workshops, they should generally have facilities such as workshop offices, workshop maintenance teams, electrician and fitter duty rooms, changing rooms, and rest rooms. 2.2.20 If the warehouse considers the entry of fire trucks, the net height of the warehouse door should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes are circular, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization warehouses and mixing warehouses that use compressed air to mix powders, and simple silos that store fibrous bulk materials, special structures and technologies should be adopted for treatment. 2.3.3 Simple silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo; when it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo; when the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo; when it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4 When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the silo wall height should generally be 1:1.5~2.0. It is advisable to build a high silo when the foundation is good and the material performance and process layout allow.
2.4 General regulations for bagged and barreled warehouse design
24.1 Bagged and barreled warehouses should be as close to the packaging plant as possible or form a combined mechanized storage and transportation device for packaging, handling, storage and loading. 2.4.2 When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel stacking sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be more than 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be considered for anti-corrosion treatment.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but it should comply with the following regulations: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When there is no explosion-proof requirement for the warehouse, ordinary forklifts (battery forklifts or internal combustion forklifts) may be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General provisions for operation and management
2.5.1 General principles of operation
2.5.1.1 Centralized automatic control operation should be adopted for large factory warehouses. 2.5.1.2 Centralized control or centralized manual operation should be adopted for medium-sized factories. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine.
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General principles of management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z, 5.2.4 The warehouse in and out management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w14 When a yard is set up on one side of the train loading and unloading line, the materials should be at least 2m away from the outside of the railway rails. When unloading with a gantry unloader and stacking materials in the gantry, the stacked materials should be at least 1m away from the inside of the unloader's running track. 2.2 General regulations for warehouse (shed) design
.2.2.1 For bulk materials that are not afraid of moisture and materials that are packaged in rainproof, it is advisable to use a scattered shed or semi-scattered warehouse. Flammable and explosive items must be stored in a fireproof, explosion-proof, and anti-static warehouse.
2.2.2 When the storage period of materials is long (generally refers to a storage period of more than 30 days) and the inventory is large (generally refers to a maximum storage volume greater than or equal to 5,000 tons within the specified storage period), it is advisable to use a long, long warehouse with a large span and use a side platform to load and unload vehicles: if the storage volume is large and the storage period is short (generally refers to a storage period of less than 10 days, a vehicle-entry warehouse can be used, and a semi-open warehouse can be used as much as possible.
2.2.3 The floor elevation inside the warehouse (shed) should be 0.15~0.4m higher than the floor outside the warehouse (shed). In order to increase the storage capacity, the warehouse can be made into a pit type, and the depth of the pit generally does not exceed -2.50m. 2.2.4 The distance between the warehouse for flammable, explosive and dangerous goods and other factory buildings shall meet the requirements of the building design fire protection code. If flammable materials are still piled up outdoors, , explosive materials, the fire protection distance should be calculated from the outermost side of the stacked materials.
2.2.5 The yards and warehouses for flammable and explosive materials should be as far away from transformer and distribution stations as possible, and the distance between the two should be greater than 15m. The yards and warehouses should also be equipped with necessary lightning protection measures. 2.2.6 The area of each independently built ammonium nitrate warehouse, calcium carbide warehouse, and coal distribution warehouse should not exceed 1500m2, and the area of the fireproof partition wall in the warehouse is 500m2. The fire resistance level shall not be lower than level 2.
2.2.7 The span, column spacing, and elevation of the warehouse should be selected according to the building module of the industrial plant as much as possible. See Table 2.2.7.
Column height, column spacing, span module series table
Column height series
Gui distance series
Span series|| tt||4.2、5.4、6.0、7.2、8.0、
10.0、12.0、12.0No limit
(4.2、4.5、
(2.7、3.0、3.3、3.6、4.0、
(5.1、(5.4).6.0、7.2、(8.4、9.0(6.0).9.0、12.0、15.0.
27.0、.30.0、33.0、36.0
Note: 1. The values in brackets are not recommended. 2. The column height of the warehouse with crane is generally not higher than 18m, and the column distance is not less than 4.5m. 4
2.2.8 The stacking shed is generally fully open or with retaining wall, etc. The retaining wall It should generally be located on the side of the main wind direction. When there is no lifting equipment in the storage shed, the elevation of the lower chord of the roof should not exceed 5.4m.
2.2.9 The floor of the warehouse (shed) is generally made of plain concrete, but it can also be compacted with plain soil according to local conditions and filled with the same type of material fragments for compaction. 2.2.10 For semi-open warehouses, the retaining wall of the storage shed shall be not less than 1.00m higher than the indoor floor. The highest height should be 0.50~1.00m lower than the allowable stacking height of the material, and the highest ear should not be higher than 2.50m.
2.2.11 The top elevation of the underground storage hopper, trough and chute in the warehouse (shed) is generally higher than the floor surface by more than 0.3m.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clearance height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the net height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the net space between the equipment and the wall shall not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be provided with concrete pads, and the platform elevation shall generally be 50~~100mm above the ground.
2.2.16 Sealing measures shall be taken for parts of the warehouse where dust is easy to fly, and ventilation and dust removal devices shall be installed.
2.217 When there is a railway platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform shall not be less than 2m.
2.2.18 Measures should be taken to prevent clogging and arching of various forms of storage silos, hoppers and troughs. Anti-freezing measures should also be taken in cold areas. 2.2.19 When large yards or warehouses are organized as workshops, they should generally have facilities such as workshop offices, workshop maintenance teams, electrician and fitter duty rooms, changing rooms, and rest rooms. 2.2.20 If the warehouse considers the entry of fire trucks, the net height of the warehouse door should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes are circular, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization warehouses and mixing warehouses that use compressed air to mix powders, and simple silos that store fibrous bulk materials, special structures and technologies should be adopted for treatment. 2.3.3 Simple silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo; when it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo; when the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo; when it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4 When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the silo wall height should generally be 1:1.5~2.0. It is advisable to build a high silo when the foundation is good and the material performance and process layout allow.
2.4 General regulations for bagged and barreled warehouse design
24.1 Bagged and barreled warehouses should be as close to the packaging plant as possible or form a combined mechanized storage and transportation device for packaging, handling, storage and loading. 2.4.2 When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel stacking sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be more than 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be considered for anti-corrosion treatment.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but it should comply with the following regulations: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When there is no explosion-proof requirement for the warehouse, ordinary forklifts (battery forklifts or internal combustion forklifts) may be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General provisions for operation and management
2.5.1 General principles of operation
2.5.1.1 Centralized automatic control operation should be adopted for large factory warehouses. 2.5.1.2 Centralized control or centralized manual operation should be adopted for medium-sized factories. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine.
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General principles of management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z, 5.2.4 The warehouse in and out management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w14 When a yard is set up on one side of the train loading and unloading line, the materials should be at least 2m away from the outside of the railway rails. When unloading with a gantry unloader and stacking materials in the gantry, the stacked materials should be at least 1m away from the inside of the unloader's running track. 2.2 General regulations for warehouse (shed) design
.2.2.1 For bulk materials that are not afraid of moisture and materials that are packaged in rainproof, it is advisable to use a scattered shed or semi-scattered warehouse. Flammable and explosive items must be stored in a fireproof, explosion-proof, and anti-static warehouse.
2.2.2 When the storage period of materials is long (generally refers to a storage period of more than 30 days) and the inventory is large (generally refers to a maximum storage volume greater than or equal to 5,000 tons within the specified storage period), it is advisable to use a long, long warehouse with a large span and use a side platform to load and unload vehicles: if the storage volume is large and the storage period is short (generally refers to a storage period of less than 10 days, a vehicle-entry warehouse can be used, and a semi-open warehouse can be used as much as possible.
2.2.3 The floor elevation inside the warehouse (shed) should be 0.15~0.4m higher than the floor outside the warehouse (shed). In order to increase the storage capacity, the warehouse can be made into a pit type, and the depth of the pit generally does not exceed -2.50m. 2.2.4 The distance between the warehouse for flammable, explosive and dangerous goods and other factory buildings shall meet the requirements of the building design fire protection code. If flammable materials are still piled up outdoors, , explosive materials, the fire protection distance should be calculated from the outermost side of the stacked materials.
2.2.5 The yards and warehouses for flammable and explosive materials should be as far away from transformer and distribution stations as possible, and the distance between the two should be greater than 15m. The yards and warehouses should also be equipped with necessary lightning protection measures. 2.2.6 The area of each independently built ammonium nitrate warehouse, calcium carbide warehouse, and coal distribution warehouse should not exceed 1500m2, and the area of the fireproof partition wall in the warehouse is 500m2. The fire resistance level shall not be lower than level 2.
2.2.7 The span, column spacing, and elevation of the warehouse should be selected according to the building module of the industrial plant as much as possible. See Table 2.2.7.
Column height, column spacing, span module series table
Column height series
Gui distance series
Span series|| tt||4.2、5.4、6.0、7.2、8.0、
10.0、12.0、12.0No limit
(4.2、4.5、
(2.7、3.0、3.3、3.6、4.0、
(5.1、(5.4).6.0、7.2、(8.4、9.0(6.0).9.0、12.0、15.0.
27.0、.30.0、33.0、36.0
Note: 1. The values in brackets are not recommended. 2. The column height of the warehouse with crane is generally not higher than 18m, and the column distance is not less than 4.5m. 4
2.2.8 The stacking shed is generally fully open or with retaining wall, etc. The retaining wall It should generally be located on the side of the main wind direction. When there is no lifting equipment in the storage shed, the elevation of the lower chord of the roof should not exceed 5.4m.
2.2.9 The floor of the warehouse (shed) is generally made of plain concrete, but it can also be compacted with plain soil according to local conditions and filled with the same type of material fragments for compaction. 2.2.10 For semi-open warehouses, the retaining wall of the storage shed shall be no less than 1.00m higher than the indoor floor. The highest height should be 0.50~1.00m lower than the allowable stacking height of the material, and the highest ear should not be higher than 2.50m.
2.2.11 The top elevation of the underground storage hopper, trough and chute in the warehouse (shed) is generally more than 0.3m higher than the floor surface.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clearance height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the net height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the net space between the equipment and the wall shall not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be provided with concrete pads, and the platform elevation shall generally be 50~~100mm above the ground.
2.2.16 Sealing measures shall be taken for parts of the warehouse where dust is easy to fly, and ventilation and dust removal devices shall be installed.
2.217 When there is a railway platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform shall not be less than 2m.
2.2.18 Measures should be taken to prevent clogging and arching of various forms of storage silos, hoppers and troughs. Anti-freezing measures should also be taken in cold areas. 2.2.19 When large yards or warehouses are organized as workshops, they should generally have facilities such as workshop offices, workshop maintenance teams, electrician and fitter duty rooms, changing rooms, and rest rooms. 2.2.20 If the warehouse considers the entry of fire trucks, the net height of the warehouse door should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes are circular, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization warehouses and mixing warehouses that use compressed air to mix powders, and simple silos that store fibrous bulk materials, special structures and technologies should be adopted for treatment. 2.3.3 Simple silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo; when it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo; when the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo; when it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4 When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the silo wall height should generally be 1:1.5~2.0. It is advisable to build a high silo when the foundation is good and the material performance and process layout allow.
2.4 General regulations for bagged and barreled warehouse design
24.1 Bagged and barreled warehouses should be as close to the packaging plant as possible or form a combined mechanized storage and transportation device for packaging, handling, storage and loading. 2.4.2 When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel stacking sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be more than 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be considered for anti-corrosion treatment.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but it should comply with the following regulations: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When there is no explosion-proof requirement for the warehouse, ordinary forklifts (battery forklifts or internal combustion forklifts) may be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General provisions for operation and management
2.5.1 General principles of operation
2.5.1.1 Centralized automatic control operation should be adopted for large factory warehouses. 2.5.1.2 Centralized control or centralized manual operation should be adopted for medium-sized factories. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine.
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General principles of management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z, 5.2.4 The warehouse in and out management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w4 The distance between the warehouse of flammable, explosive and dangerous goods and other factory buildings shall meet the requirements of the fire protection code of building design. If flammable and explosive materials are still piled up outdoors, the fire protection distance shall be calculated from the outermost side of the piled materials.
2.2.5 The yard and warehouse of flammable and explosive materials shall be as far away from the transformer and distribution station as possible, and the distance between the two shall be greater than 15m. The yard and warehouse shall also be equipped with necessary lightning protection measures. 2.2.6 The area of each single warehouse of independently built ammonium nitrate warehouse, calcium carbide warehouse and coal distribution warehouse shall not exceed 1500m2, and the area between the fireproof partition walls in the warehouse shall be 500m2, and the fire resistance level shall not be lower than level 2.
2.2.7 The span, column spacing and elevation of the warehouse shall be selected according to the building module of the industrial factory as much as possible. See Table 2.2.7.
Column height, column distance, span modulus series table
Column height series
Gui distance series
Span series
4.2, 5.4, 6.0, 7.2, 8.0,
10.0, 12.0, 12.0 no limit
(4.2), 4.5,
(2.7), 3.0, 3.3, 3.6, 4.0,
(5.1), (5.4).6.0, 7.2, (8.4), 9.0(6.0).9.0, 12.0, 15.0.
27.0, .30.0, 33.0, 36.0
Note: 1. The values in brackets are not recommended. 2. The column height of a warehouse with a crane is generally not higher than 18m, and the column distance is not less than 4.5m. 4
2.2.8 The stacking shed is generally fully open or has a retaining wall, etc. The retaining wall should generally be located on the side of the main wind direction. When there is no lifting equipment in the stacking shed, the elevation of the lower chord of the roof truss should not exceed 5.4m.
2.2.9 The floor of the warehouse (shed) is generally made of plain concrete, but it can also be compacted with plain soil according to local conditions and filled with the same type of material fragments. 2.2.10 For semi-open warehouses, the retaining wall of the stacking shed is not less than 1.00m higher than the indoor floor. The highest height should be 0.50~1.00m lower than the allowable stacking height of the material, and the highest height should not be higher than 2.50m.
2.2.11 The top elevation of the underground storage hopper, trough, and chute in the warehouse (shed) is generally more than 0.3m higher than the floor surface.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clear height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the clear height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the clear space between the equipment and the wall shall generally not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be equipped with concrete pads, and the table elevation shall generally be 50~~100mm above the ground.
2.2.16 In the warehouse where dust is easy to fly, closed measures should be taken and ventilation and dust removal devices should be installed.
2.217 When there is a railway platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform shall not be less than 2m.
2.2.18 Measures should be taken to prevent clogging and arching of various forms of storage silos, hoppers, and troughs. Anti-freezing measures should also be taken in cold areas. 2.2.19 When a large yard or warehouse is organized as a workshop, it should generally have facilities such as a workshop office, workshop maintenance team, electrician and fitter duty room, changing room, and rest room. 2.2.20 If the warehouse considers the entry of fire trucks, the net height of the warehouse door should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes are circular, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization silos, mixing silos, and silos for storing fibrous bulk materials using compressed air, special structures and technologies should be used for treatment. 2.3.3 Silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos, and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo; when it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo; when the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo; when it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4 When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the silo wall height should generally be 1:1.5~2.0. When the foundation is good and the material performance and process layout allow, it is advisable to build a high warehouse.
2.4 General provisions for the design of bagged and barreled warehouses
24.1 Bagged and barreled warehouses should be as close as possible to the packaging plant or form a combined device for packaging, handling, storage, and loading mechanized storage and transportation. 2.4.2 When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel stacking sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be more than 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be considered for anti-corrosion treatment.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but the following regulations should be met: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When the warehouse has no explosion-proof requirements, ordinary forklifts (battery forklifts or internal combustion forklifts) can be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General provisions for operation and management
2.5.1 General principles of operation
2.5.1.1 Centralized automatic control operation should be adopted for large factory warehouses. 2.5.1.2 Centralized control or centralized manual operation should be adopted for medium-sized factories. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine.
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General principles of management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z, 5.2.4 The warehouse's inbound and outbound management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w4 The distance between the warehouse of flammable, explosive and dangerous goods and other factory buildings shall meet the requirements of the fire protection code of building design. If flammable and explosive materials are still piled up outdoors, the fire protection distance shall be calculated from the outermost side of the piled materials.
2.2.5 The yard and warehouse of flammable and explosive materials shall be as far away from the transformer and distribution station as possible, and the distance between the two shall be greater than 15m. The yard and warehouse shall also be equipped with necessary lightning protection measures. 2.2.6 The area of each single warehouse of independently built ammonium nitrate warehouse, calcium carbide warehouse and coal distribution warehouse shall not exceed 1500m2, and the area between the fireproof partition walls in the warehouse shall be 500m2, and the fire resistance level shall not be lower than level 2.
2.2.7 The span, column spacing and elevation of the warehouse shall be selected according to the building module of the industrial factory as much as possible. See Table 2.2.7.
Column height, column distance, span modulus series table
Column height series
Gui distance series
Span series
4.2, 5.4, 6.0, 7.2, 8.0,
10.0, 12.0, 12.0 no limit
(4.2), 4.5,
(2.7), 3.0, 3.3, 3.6, 4.0,
(5.1), (5.4).6.0, 7.2, (8.4), 9.0(6.0).9.0, 12.0, 15.0.
27.0, .30.0, 33.0, 36.0
Note: 1. The values in brackets are not recommended. 2. The column height of a warehouse with a crane is generally not higher than 18m, and the column distance is not less than 4.5m. 4
2.2.8 The stacking shed is generally fully open or has a retaining wall, and the retaining wall should generally be located on the side of the main wind direction. When there is no lifting equipment in the stacking shed, the elevation of the lower chord of the roof truss should not exceed 5.4m.
2.2.9 The floor of the warehouse (shed) is generally made of plain concrete, and it can also be compacted with plain soil according to local conditions, and filled with the same type of material fragments for compaction. 2.2.10 For semi-open warehouses, the retaining wall of the stacking shed is not less than 1.00m higher than the indoor floor. The highest height should be 0.50~1.00m lower than the allowable stacking height of the material, and the highest height should not be higher than 2.50m.
2.2.11 The top elevation of the underground storage hopper, trough, and chute in the warehouse (shed) is generally more than 0.3m higher than the floor surface.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clear height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the clear height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the clear space between the equipment and the wall shall generally not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be equipped with concrete pads, and the table surface elevation shall generally be 50~~100mm above the ground.
2.2.16 In the warehouse where dust is easy to fly, closed measures should be taken and ventilation and dust removal devices should be installed.
2.217 When there is a railway platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform shall not be less than 2m.
2.2.18 All forms of storage silos, hoppers, and troughs should take measures to prevent clogging and arching, and anti-freezing measures should also be taken in cold areas. 2.2.19 When a large yard or warehouse is organized as a workshop, it should generally have facilities such as a workshop office, workshop maintenance team, electrician and fitter duty room, changing room, and rest room. 2.2.20 If the warehouse considers the entry of fire trucks, the net height of the warehouse door should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes are circular, square and rectangular, and they can be steel structures or reinforced concrete structures. 2.3.2 For homogenization silos, mixing silos, and silos for storing fibrous bulk materials using compressed air, special structures and technologies should be used for treatment. 2.3.3 Silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos, and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo; when it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo; when the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo; when it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4 When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the silo wall height should generally be 1:1.5~2.0. When the foundation is good and the material performance and process layout allow, it is advisable to build a high warehouse.
2.4 General regulations for the design of bagged and barreled warehouses
24.1 Bagged and barreled warehouses should be as close as possible to the packaging plant or form a combined device for mechanized storage and transportation for packaging, handling, storage and loading. 2.4.2 When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel stacking sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be more than 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be considered for anti-corrosion treatment.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but the following regulations should be met: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When the warehouse has no explosion-proof requirements, ordinary forklifts (battery forklifts or internal combustion forklifts) can be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General provisions for operation and management
2.5.1 General principles of operation
2.5.1.1 Centralized automatic control operation should be adopted for large factory warehouses. 2.5.1.2 Centralized control or centralized manual operation should be adopted for medium-sized factories. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine.
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General principles of management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z, 5.2.4 The warehouse's inbound and outbound management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w11 The top elevation of underground storage hoppers, troughs and chutes in the warehouse (shed) is generally higher than the floor surface by more than 0.3m.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clear height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the clear height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the clear space between the equipment and the wall shall generally not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be provided with concrete pads, and the platform elevation shall generally be 50~~100mm above the ground.
2.2.16 Parts of the warehouse where dust is easy to fly should be sealed and equipped with ventilation and dust removal devices.
2.217 When there is a train platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform should not be less than 2m.
2.2.18 All forms of storage silos, hoppers, and troughs should take measures to prevent clogging and arching, and anti-freezing measures should also be taken in cold areas. 2.2.19 When large yards or warehouses are organized as workshops, they should generally have workshop offices, workshop maintenance teams, electrician and fitter duty rooms, changing rooms, rest rooms and other facilities. 2.2.20 When considering the entry of fire trucks into the warehouse, the net height of the warehouse door opening should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes include round, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization silos, mixing silos and simple silos for storing fibrous bulk materials using compressed air, special structures and technologies should be adopted for treatment. 2.3.3 Simple silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into funnel silos, low-wall shallow silos and high-wall shallow silos. They should generally be divided according to the following principles. 2.3.3.1 When the ratio of the calculated height of the stored material in the silo to the inner diameter of the circular silo or the short side of the rectangular silo is greater than or equal to 1.5, it is a deep silo. When it is less than 1.5, it is a shallow silo. 2.3.3.2 For rectangular shallow silos, when there is no vertical silo wall, it is a funnel silo. When the ratio of the vertical silo wall height to the short side is less than 0.5, it is a low-wall shallow silo. When it is greater than or equal to 0.5, it is a high-wall shallow silo.
2.3.4When selecting a silo with a diameter greater than 12m, the diameter should be a multiple of 3, and the ratio of the diameter to the height of the silo wall should generally be 1:1.5~2.0. When the foundation is good and the material properties and process layout allow, it is advisable to build a high silo.
2.4General provisions for the design of bagged and barreled warehouses
24.1Bagged and barreled warehouses should be as close as possible to the packaging plant or form a combined mechanized storage and transportation device for packaging, handling, storage, and loading. 2.4.2When setting up bagged and barreled warehouses, it is also necessary to consider setting up a certain amount of open-air yards and empty bag warehouses and empty barrel sheds.
2.4.3 The floor of the warehouse should be 0.3~1.1m higher than the outdoor floor; the floor of the barreled calcium carbide warehouse should be 0.4m higher than the outdoor floor:
2.4. When corrosive products are stored in bagged and barreled warehouses, the warehouse floor should be treated with anti-corrosion.
2.4.5 Forklift equipment should be used for bagged and barreled warehouse transportation, but the following regulations should be met: 2.4.5.1 When the warehouse has explosion-proof requirements, explosion-proof forklifts must be used. 2.4.5.2 When the warehouse has no explosion-proof requirements, ordinary forklifts (battery forklifts or internal combustion forklifts) can be used according to the conditions in the warehouse. 2.4.5.3 Internal combustion forklifts should be used preferentially in semi-enclosed warehouses. 2.5 General Provisions for Operation and Management
2.5.1 General Principles of Operation
2.5.1.1 Large-scale factory warehouses should adopt centralized automatic control operation. 2.5.1.2 Medium-sized factories should adopt centralized control or centralized manual operation. 2.5.1.3 In addition to centralized control, large and medium-sized factories should also set up manual operation switches next to the machine. bzxz.net
2.5.1.4 Small factories should adopt manual on-site operation or simple operation tables. 2.5.2 General Principles of Management
Large factories generally adopt the management principle of automation. 2.5.2.2#
Medium-sized factories generally adopt the management principle of semi-automation or ordinary warehouses. 2.5.2.3 The organization and personnel arrangement of the warehouse must ensure the normal operation of the warehouse storage and transportation business.
Z.5.2.4 The warehouse entry and exit management, equipment management, material management, safety and health management, etc. must be institutionalized and standardized. Designers should put forward specific requirements for the establishment of systems and the formulation of specifications.
w11 The top elevation of underground storage hoppers, troughs and chutes in the warehouse (shed) is generally higher than the floor surface by more than 0.3m.
2.2.12 If the equipment in the warehouse (shed) needs to be equipped with an operating platform or a maintenance platform, the clear height above the platform surface shall not be less than 1.9m.
2.2.13 If there are aisles, platforms, ladders, etc. in the warehouse, the clear height shall not be less than 2.2m.
2.2.14 When arranging equipment inside and outside the warehouse, the clear space between the equipment and the wall shall generally not be less than 1m. When the arrangement is difficult, it shall not be less than 0.8m. 2.2.15 The floor of the warehouse (shed) is required to have a drainage slope. When installing equipment or steel brackets on the ground where water is easily accumulated, the equipment foundation and the steel bracket legs shall be provided with concrete pads, and the platform elevation shall generally be 50~~100mm above the ground.
2.2.16 Parts of the warehouse where dust is easy to fly should be sealed and equipped with ventilation and dust removal devices.
2.217 When there is a train platform on the side or end of the warehouse, a rain shelter can be installed on the platform, and the net distance between the rain shelter column and the edge of the platform should not be less than 2m.
2.2.18 All forms of storage silos, hoppers, and troughs should take measures to prevent clogging and arching, and anti-freezing measures should also be taken in cold areas. 2.2.19 When large yards or warehouses are organized as workshops, they should generally have workshop offices, workshop maintenance teams, electrician and fitter duty rooms, changing rooms, rest rooms and other facilities. 2.2.20 When considering the entry of fire trucks into the warehouse, the net height of the warehouse door opening should not be less than 4m, and the net width should not be less than 3.5m.
2.3 General provisions for silo design
2.3.1 Silos are suitable for storing bulk materials. Their plane shapes include round, square and rectangular. Steel structures or reinforced concrete structures can be used. 2.3.2 For homogenization silos, mixing silos and simple silos for storing fibrous bulk materials using compressed air, special structures and technologies should be adopted for treatment. 2.3.3 Simple silos are divided into deep silos and shallow silos. For rectangular shallow silos, they are divided into
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