2013年10月28日星期一

Dynamic analysis of belt conveyor main problem to be solved

Conveyor dynamic analysis of the most important feature is the change in the previous study each component individually designed patterns to various components of the conveyor the best way to work together for the ultimate goal, the Belt Conveyor as an organic whole to conduct a comprehensive analysis, find the optimal combination of model and control strategy in the economic, reliable conditions, to improve the overall performance of the conveyor.
Dynamic analysis in modern belt conveyor design to solve the main problem between the following aspects:
(1) Calculate the transport conveyor driven in operation of the peak value and the tension condition occurs. Conveyor drive tension peak is generally several times its normal operating tension or even ten times, and according to the way the previous static design tension value calculated is much smaller than the actual value, we can only increase the safety factor to ensure delivery safe operation of the machine. In the absence of reliable analytical tool in the case, the use of empirical methods to determine the factor of safety is often made too large, it will inevitably result in increased costs, waste of investment.
(2) analysis of the vibration conveyor belt running it special law. Vibration is causing tension increase was mainly driven conveyor, belt accident is caused by the culprit, find out the rules for the effective control of its dynamic tension the belt of great significance.
(3) study the boundary conditions on the conveyor belt vibration regulation impact. Boundary conditions conveyor belt means all affect the dynamic characteristics of internal conditions and external conditions, such as driving, tensioning devices, roller, load and so on. To analyze the changes of these boundary conditions on the vibration impact and vibration conveyor find optimal hop's best special form of the boundary conditions.
(4) the boundary conditions optimized working conveyor through dynamic analysis to determine the best configuration for transport subsystem.
(5) based on comprehensive analysis of the results of the evaluation, selection and reasonable belt conveyor structure and configuration, so that in performance and comprehensive economic indicators optimal.

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