At first , the dissertation introduced the general situation of the development , constitution of structure and motion mechanism of the truck mounted concrete pump 本文首先简要介绍了混凝土泵车的发展概况、结构组成和运动机理以及本课题需要涉及到的理论基础和软件工具。
And it is of great importance to assure construction quality and time limit for a project . in product , concrete pump hydraulic system is deep analyzed and studied in this paper 为管好、用好及进一步开发该产品，论文对活塞式液压混凝土泵进行了深入的理解分析和研究。
The concrete establishment progress of the truck mounted concrete pump ' s frame is presented from the exertion of loads , the establishment of restraints to the creation of meshes 从载荷的施加、约束的建立到网格单元的划分，本文详细介绍了混凝土泵车底架有限元模型的具体建立过程。
Introduction : beijing longsen science & trade co . , ltd is a specialized company that produces concrete machines as concrete pump and manual control pour concrete machine 北京隆森科贸有限公司是一家专业从事拖式混凝土泵、手动布料杆等混凝土机械研究开发、生产制造、设备租赁、砼泵修理的股份制民营企业。
This text is it evolve algorithm transfer bp network train result carry on structure design parameter optimized to utilize , and has developed the concrete pump train arm shelf optimization design software 本文利用进化算法调用bp网络训练结果进行结构设计参数优化，并开发了混凝土泵车臂架优化设计软件。
According to relevant predicting , in 2005 , the volume of passenger transport of chinese highway will up to 18 billion persons , the total vehicle number will up to 1 , 630 , 000 sets 首先，中联集团拥有多年研究和制造专用运输车辆的经验，公司研发了包括中联牌混凝土泵车混凝土运输车中标牌环卫环保专用车等一系列运输车辆。
In our country , concrete pump design and manufacture of car time long , produce 36m lift following products generally , 42m a the above - mentioned one mostly to import and assemble , especially the structure system 在我国，混凝土泵车的设计与制造时间不长，一般生产36m扬程以下的产品， 42m以上的大多是进口组装，特别是结构系统。
In this paper , a pump auto piping concrete made by some company is used as an object of study , and tbs - 2000 strain measuring system is used to measure the pump in the way of dynamic stress , statistic stress and proper frequency 本论文以某公司生产的水泥混凝土泵车为研究对象，采用tbs ? 2000应变测试系统对该泵车进行了动、静态应力测试及固有频率测试。
Finally , on the basis of detailed analysis of the control characteristics for xi " an university of architecture and technology " s research on concrete pump , control system based on the programmable logic controllers is designed 最后，在深入分析我校研究的混凝土泵控制系统特点的基础上，应用西门子与7 - 200系列可编程控制器( plc ) ，设计了基于plc的电器控制系统。
According to the tendency of modern concrete pump deliever with far - distance and high - floor pouring , the market need a measure system provided with good automatic performance and friendly human - machine interface 现代混凝土泵送技术向远距离传输、高层浇注发展，并日益走向市场化，对测量系统的要求越来越高，不但要求它具备较高的自动化程度及良好的测量性能，还要求友善的人机交互界面。
