1 General Provisions
1.0.1 This code is formulated with view to implement the relevant national laws and regulations as well as policies during the design of belt conveyor engineering, unify and standardize the design of belt conveyor engineering, guarantee engineering quality and safety production and realize the purpose of advanced technology and economic feasibility.
1.0.2 This code is applicable to the design of belt conveyor engineering supported by idler and transmitting traction force by friction force between driving pulley and conveyor belt.
This code is not applicable to the design for wire rope traction belt conveyor engineering, tubular belt conveyor engineering and air cushion belt conveyor engineering.
1.0.3 The stacking density of material conveyed by belt conveyor engineering should be 0.05~2.80t/m3, material temperature shall not be higher than 60°C, and operating ambient temperature shall be -25~+40°C.
1.0.4 Design of belt conveyor engineering shall meet not only those specified in this code, but also the requirements of relevant national current standards.
2 Symbol
Contents
Foreword I
1 General Provisions
2 Symbol
3 Conveying Capacity, Belt Speed & Width
3.1 Conveying Capacity
3.2 Belt Speed
3.3 Belt width
4 Running Resistance and Driving Power
4.1 Running Resistance
4.2 Peripheral Force of Driving Pulley
4.3 Motor Power
4.4 Driving Power Distribution
5 Conveyor Belt Tension
5.1 Requirements for Conveyor Belt Tension
5.2 Calculation of Tension at Each Point of Conveyor Belt
5.3 Tension Force
6 Starting Acceleration and Deceleration Stop
6.1 Inertia Force
6.2 Starting Acceleration
6.3 Deceleration Stop
7 Conveyor Belt
7.1 Conveyor Belt Selection
7.2 Determination of Cover Layer
7.3 Conveyor Belt Joint
7.4 Safety Coefficient of Conveyor Belt
8 Downward Delivery Belt Conveyor
8.1 General Requirements
8.2 Starting
8.3 Braking
8.4 Requirements for Driving Device
9 Main Parts
9.1 Pulley
9.2 Idler Set
9.3 Rack
9.4 Driving Device
9.5 Tension Device
9.6 Braking and Non-return Device
9.7 Cleaner
9.8 Turnover Device of Conveyor Belt
10 Safety Protection Devices
10.1 General Requirements
10.2 Emergency Switch
10.3 Protection Device of Conveyor Belt
10.4 Protection Device of Material Flow Detection
10.5 Protection Device of Downward Delivery Belt Conveyor
11 Complete Machine Layout
11.1 General Requirements
11.2 Feeding
11.3 Discharging
11.4 Groove-shaped Transition Section
11.5 Convex Arc Section and Concave Arc Section
11.6 Transfer Station and Driving Station
11.7 Trestle Bridge and Underpass
12 Auxiliary Equipment
13 Fire Fighting and Dust Control
13.1 Fire Fighting
13.2 Dust Removal
13.3 Cleaning
14 Electrical and Control
14.1 Power Supply
14.2 Power Distribution
14.3 Single-machine Control
14.4 Centralized Control
14.5 Electrical Protection
14.6 Communication
15 Optimal Design and Dynamic Analysis
15.1 Optional Design
15.2 Dynamic Analysis
15.3 Avoiding Resonance Design
Appendix A Cross-sectional Area of Material on the Conveyor Belt
Appendix B Calculation of Conveyor Belt Vulcanized Joint
Appendix C Calculation of Idler Load
Explanation of Wording in This Code
1 General Provisions
1.0.1 This code is formulated with view to implement the relevant national laws and regulations as well as policies during the design of belt conveyor engineering, unify and standardize the design of belt conveyor engineering, guarantee engineering quality and safety production and realize the purpose of advanced technology and economic feasibility.
1.0.2 This code is applicable to the design of belt conveyor engineering supported by idler and transmitting traction force by friction force between driving pulley and conveyor belt.
This code is not applicable to the design for wire rope traction belt conveyor engineering, tubular belt conveyor engineering and air cushion belt conveyor engineering.
1.0.3 The stacking density of material conveyed by belt conveyor engineering should be 0.05~2.80t/m3, material temperature shall not be higher than 60°C, and operating ambient temperature shall be -25~+40°C.
1.0.4 Design of belt conveyor engineering shall meet not only those specified in this code, but also the requirements of relevant national current standards.
2 Symbol
Contents of GB 50431-2008
Contents
Foreword I
1 General Provisions
2 Symbol
3 Conveying Capacity, Belt Speed & Width
3.1 Conveying Capacity
3.2 Belt Speed
3.3 Belt width
4 Running Resistance and Driving Power
4.1 Running Resistance
4.2 Peripheral Force of Driving Pulley
4.3 Motor Power
4.4 Driving Power Distribution
5 Conveyor Belt Tension
5.1 Requirements for Conveyor Belt Tension
5.2 Calculation of Tension at Each Point of Conveyor Belt
5.3 Tension Force
6 Starting Acceleration and Deceleration Stop
6.1 Inertia Force
6.2 Starting Acceleration
6.3 Deceleration Stop
7 Conveyor Belt
7.1 Conveyor Belt Selection
7.2 Determination of Cover Layer
7.3 Conveyor Belt Joint
7.4 Safety Coefficient of Conveyor Belt
8 Downward Delivery Belt Conveyor
8.1 General Requirements
8.2 Starting
8.3 Braking
8.4 Requirements for Driving Device
9 Main Parts
9.1 Pulley
9.2 Idler Set
9.3 Rack
9.4 Driving Device
9.5 Tension Device
9.6 Braking and Non-return Device
9.7 Cleaner
9.8 Turnover Device of Conveyor Belt
10 Safety Protection Devices
10.1 General Requirements
10.2 Emergency Switch
10.3 Protection Device of Conveyor Belt
10.4 Protection Device of Material Flow Detection
10.5 Protection Device of Downward Delivery Belt Conveyor
11 Complete Machine Layout
11.1 General Requirements
11.2 Feeding
11.3 Discharging
11.4 Groove-shaped Transition Section
11.5 Convex Arc Section and Concave Arc Section
11.6 Transfer Station and Driving Station
11.7 Trestle Bridge and Underpass
12 Auxiliary Equipment
13 Fire Fighting and Dust Control
13.1 Fire Fighting
13.2 Dust Removal
13.3 Cleaning
14 Electrical and Control
14.1 Power Supply
14.2 Power Distribution
14.3 Single-machine Control
14.4 Centralized Control
14.5 Electrical Protection
14.6 Communication
15 Optimal Design and Dynamic Analysis
15.1 Optional Design
15.2 Dynamic Analysis
15.3 Avoiding Resonance Design
Appendix A Cross-sectional Area of Material on the Conveyor Belt
Appendix B Calculation of Conveyor Belt Vulcanized Joint
Appendix C Calculation of Idler Load
Explanation of Wording in This Code
