导向滑轮 meaning in English
bollard
boom sheave
end pulley
fairlead
guide sheave
lead block
leading block
Examples
- Combining the design of portal crane luffing mechanism , this paper set up the math model independently and synthetically of the single boom system with compensating pulley and level - balancing weight . use genetic algorithms to optimize the model , the calculated results show as follows the genetic algorithms is effective and manipulable , the synthetically optimize is best than independently optimize . the optimization program of luffing mechanism was build , and this will be a useful tool in the design of crane
结合门座起重机变幅机构的设计，建立了导向滑轮补偿系统和杠杆? ?活对重臂架自重平衡系统独立模型和综合模型的未平衡力矩最小的优化问题，结合遗传算法对它进行了优化，结果证实了该算法的有效性和可行性，表明了综合优化比独立优化更能提高优化的准确性。 - The optimization design of portal crane luffing system is the result that optimization design apply in engineering design , but because the engineering problem is complicated , the traditional optimization design method is not very successful . in this paper , the optimization of the single boom system with compensating pulley and level - balancing weight is studied . in the math model , the wire rope length encircled in the pulley and reel is considered , that enhance the optimization precision and introduce genetic algorithms , combine engineering tightly , that settle the difficult in the traditional optimization successfully
门机变幅系统优化设计是将优化设计方法应用于工程设计中的产物，但由于设计工程问题的复杂性，采用传统的优化设计方法优化的成功率及效果并不理想。本文以单臂架变幅机构导向滑轮补偿系统和杠杆? ?活对重臂架自重平衡系统的独立模型及综合模型为研究对象，考虑了滑轮和卷筒处包绕的钢丝绳长度变化，从而提高了优化模型的精度，同时引进一种新型优化算法? ?遗传算法，紧密结合工程实际，较为圆满的解决优化过程中存在的问题。