Dynamic Characteristics of Shearer Cable Drag System
Author Information
Author(s): Xie Bo, Wang Feida, Liu Jing, Xu Zhanjun, Gao Shuaishuai, Zhao Lijuan
Primary Institution: Shandong Yankuang Group Changlong Cable Manufacturing Co., Ltd, Jining, China
Hypothesis
How do the dynamic characteristics of the shearer cable drag system affect its performance?
Conclusion
The study found that the dynamic characteristics of the shearer cable drag system are significantly influenced by the type of cable used, with reinforced cables showing higher contact forces and tensions compared to standard cables.
Supporting Evidence
- The maximum pulling forces for ordinary and reinforced cables were found to be 925.2 N and 1134.7 N, respectively.
- The average contact force with the cable clamps increased by 22.3 N for reinforced cables compared to ordinary cables.
- The study utilized virtual prototyping to simulate the dynamic behavior of the cable drag system.
- Simulation results indicated that the operational speed of the upper cable clamp fluctuated between 6.0 and 7.4 m/min.
- The tension in the cable clamps increased significantly during the bending process, reaching maximum values of 61.3 N and 86.2 N for standard and reinforced cables, respectively.
- The findings provide insights for optimizing the design of shearer cables and cable clamps.
- The research highlights the importance of cable type on the dynamic characteristics of the drag system.
- The study suggests further optimization of cable clamps to reduce contact forces at high bending angles.
Takeaway
This study looks at how cables used in coal mining machines behave when they are pulled and bent, showing that stronger cables can handle more force without breaking.
Methodology
A virtual prototype of the shearer cable drag system was developed using software to study the dynamic characteristics of the drag system.
Limitations
The study primarily focuses on the dynamic characteristics without considering all potential environmental factors affecting cable performance.
Digital Object Identifier (DOI)
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