Parameters Optimization of a Hydraulic Buffer System for Belt Arrestor in Downward Belt Conveyors
Abstract
:1. Introduction
2. Literature Review
2.1. Belt Arrestors
2.2. Hydraulic Buffer Device
2.3. Discussion
3. The Working Principle of the Hydraulic Buffer System
4. Parameters Optimization Method of the Hydraulic Buffer System
4.1. Model of the Hydraulic Buffer System
4.2. Reference Model of the Hydraulic Buffer System
4.3. Optimization Algorithm
5. Simulation Example
5.1. Preparing Work
5.2. Simulation Results and Analysis
6. Conclusions and Future Work
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Parameters | Units |
---|---|
Spacing of bearing roller | 1.5 m |
Belt speed (v0) | 4 m/s |
Delivery capacity | 2500 t/h |
Unit mass of belt | 35 kg |
Unit mass of load | 173.61 kg |
Equivalent stiffness | 107 N/m/s |
Equivalent damping coefficient | 106 N/m/s |
Lean angle of the belt conveyor | 20° |
Components | Parameters | Symbols | Units |
---|---|---|---|
Buffer cylinder | Initial pressure | P0 | 2 MPa |
Damping coefficient | Bp | 50 N/m/s | |
Relief valve | Diameter of spool | D | 0.03 m |
Damping coefficient | B | 10 N/m/s | |
Spring stiffness | K | 600 N/mm | |
Spring pre compression | x0 | 0.035 m | |
Hydraulic oil | Density | ρ | 870 kg/m3 |
Elastic modulus | E | 1.4 × 109 MPa |
Optimization Results | Symbols | Frist Optimization | Second Optimization | ||
---|---|---|---|---|---|
Units | Integers | Units | Integers | ||
Spool diameter of relief valve | D | 43.68 | 44 | 40.27 | 40 |
Spring stiffness | K | 204.29 | 204 | 410.15 | 410 |
Spring pre-compression | x0 | 63.46 | 63 | 24.31 | 24 |
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Yin, W.; Yang, Y.; Wang, Z.; Xu, J. Parameters Optimization of a Hydraulic Buffer System for Belt Arrestor in Downward Belt Conveyors. Math. Comput. Appl. 2016, 21, 42. https://doi.org/10.3390/mca21040042
Yin W, Yang Y, Wang Z, Xu J. Parameters Optimization of a Hydraulic Buffer System for Belt Arrestor in Downward Belt Conveyors. Mathematical and Computational Applications. 2016; 21(4):42. https://doi.org/10.3390/mca21040042
Chicago/Turabian StyleYin, Wenjun, Yinwei Yang, Zhanyu Wang, and Jing Xu. 2016. "Parameters Optimization of a Hydraulic Buffer System for Belt Arrestor in Downward Belt Conveyors" Mathematical and Computational Applications 21, no. 4: 42. https://doi.org/10.3390/mca21040042