欢迎来到天天文库
浏览记录
ID:39824687
大小:131.00 KB
页数:29页
时间:2019-07-12
《【7A文】电梯毕业论文》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、【MeiWei81-优质实用版文档】摘要随着经济的高速发展,微电子技术、计算机技术和自动控制技术也得到了迅速发展,交流变频调速技术已经进入一个崭新的时代,其应用越来越广。电梯是现代高层建筑的垂直交通工具,其设计要求稳定性、安全性及高。随着人们生活水平的不断提高,对电梯的要求的也相应提高,这样对电梯的安装也有了更高的要求。通过合理的选择和人性化的设计,提高了电梯的安装效率,并提升了电梯的安全系数与安装质量,使电梯达到了更美观、更安全、更实用的层次。关键词:电梯硬件描述语言目录摘要···········
2、··········································第一章绪论············································1.1课题的研究背景及意义1.2电梯的国内外发展状况 1.3课题研究的内容 第2章电梯的综述【MeiWei81-优质实用版文档】【MeiWei81-优质实用版文档】···········································2.1电梯的定义与简介 ··················· 2.
3、2电梯的历史发展 ···················· 2.3电梯的种类 ······················· 2.4电梯的主要参数及性能指标 ················ 2.5电梯的结构及组成部件 ·················· 第3章控制系统软件控制回路·································3.1 总体方案的确定····················· 3.2 设计思想························ 第4章软
4、件的选择···········································第5章硬件的控制······································【MeiWei81-优质实用版文档】【MeiWei81-优质实用版文档】5.1主拖动回路的设计···································5.1.1电梯机房里的主要部件·····························5.1.2电梯的安全保护装置···················
5、············5.2.1电梯参数的计算···································5.2.2变频器的工作原理·································5.2.3电机与变频器配置及容量的选择·····················5.3电梯门控制系统·····································5.3.1开关门过程·······································5.3.2门的拖动系统
6、·····································第六章经济效益分【MeiWei81-优质实用版文档】【MeiWei81-优质实用版文档】析·······························结论················································致谢················································参考文献···································
7、···········附录················································第一章 绪论1.1课题的研究背景及意义电梯是高层宾馆、商店、住宅、多层厂房和仓库等高层建筑不可缺少的垂直方向的交通工具。随着社会的发展,建筑物规模越来越大,楼层越来越多,对电梯的可靠性、舒适感和美学等方面的要求也有了更高要求。【MeiWei81-优质实用版文档】【MeiWei81-优质实用版文档】电梯是集机电一体的复杂系统,不仅涉及机械传动、电气控制和土建等工程领域,还要考虑可靠
8、性、舒适感和美学等问题。而对现代电梯而言,应具有高度的安全性。事实上,电梯上已经采用了多项安全保护措施。在设计电梯的时候,对机械零部件和电器元件都采取了很大的安全系数和保险系数。然而,只有电梯的制造,安装调试、售后服务和维修保养都达到高质量,才能全面保证电梯的最终高质量。在国外,已“法规”实行电梯制造、安装和维修一体化,实行由各制造企业认可的、法规认证的专业安装队伍维修单位,承担安装调试、定期维修和检查试验,从而为电梯运行的可靠性和安全性提供了保证。因此,可以说乘坐电
此文档下载收益归作者所有