浅析电梯导轨支架数量与间距

介绍了电梯导轨支架的数量与间接要求,对导轨支架的受力进行了计算,并对导轨支架安装间接进行了强度校核;重点分析了导轨支架数量不满足标准要求,对轿厢导轨的强度及挠度进行校核计算。

Research on Autonomous Orbit Determination of Navigation Satellite Based on Crosslink Range and Orientation Parameters Constraining

Autonomous navigation of navigation satellite is discussed. The method of auto-orbit determination using the erosslink range and orientation parameters constraining is put forward. On the basis of the analysis of its feasibility, some useful conclusions are given.

无齿轮曳引驱动大载重载货电梯开发要点探析

近几年,大载重载货电梯需求明显增长,但其开发存在一些误区。结合作者开发经验,从悬挂比、额定速度、许用装卸载荷、轿厢导轨数量、对重5个方面介绍了5t以上无齿轮曳引驱动大载重载货电梯的开发要点,并对其涉及的相关考量点、影响因素、技术点等进行了分析和探讨。