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008 of a of an *s is of to is to of to on an on at 30 km on It a of an a to a be to it by to in a of to if be to of 0 m of to of of at it to it up to We to to be to do he a 05 of on at a .4 m As be in we of we do as a by a 210 hp is .2 m in a on we to s up 25 of of by to in 50 a it to of s to be by a 00 of to be by 2 m, to in so be up s as as by we to m at a as we s to in to 80 kg in s to of at of it up in to in of at in to of at a as in on * od 3 9681 9585, or 文： 2008年 留所有权利。 蒂森克虏伯 公司中负责 起重解决方案的工程师 们的帮助下， 减少了建立大型斗轮取料 机的 装配时间 ， 增加 澳大利亚煤炭运输港口 吞吐能力的任务迫在眉睫 船舶 长时间等待装载货物的状况对大多数人是无法接受的，这 事与澳大利亚人做任何事都很准时的原则相违背。 然而 ，一个有趣例子 最近出现在马偕中央昆士兰海岸 以南 30 公里处的 干草点煤码头 ，这个例子反映了 澳大利亚 人的 聪明才智 和做事按时的原则。 “这是一个关于减少斗轮取料机装配时间的程序，并且能节省重要的时间和金钱”，在与澳大利亚矿业部门初步讨论这个项目时，负责 业务发展和客户解决方案 经理 蒂森克虏伯 公司 设计和建造 了 新的 取料机，并且该公司的工程师们相信 可以找到 更快更好的方法来 建立主臂 ，然后把所有组件都装在主臂上，最后再把主臂安装在已制造完成的堆取料机上。 蒂 森克虏伯 公司 制订了组装新机器 的新 方式 ，然后工程师们在 物流重型运输 公 司 做试验，验证他们的想法是否能付诸实际运行，并测试主臂是否需要一个独特的设备来支持程序的运行。 “以前在进行此类工程时，从主臂的基础部分依附到主机器还需要 60米长的臂来进行逐步组装”， 蒂森克虏伯 的 释道。 蒂森克虏伯工程师 们设想的方法是在地面建造取料机的主臂，并在差不多完成的时候把主臂移近机器，然后把它举至能依附在回转甲板的位置。 “我们选择与负责物流的 重型运输专家 讨论这个工程”， 道。 “他们能够判断 拟议的进程 是否可行，重要的是他们有设备去做这项工作”， 道。 “ 这是一个推 、 拉 、 执行和解除的过程 ”， 麦凯车厂物流重型运输司的 道。 “ 205吨重的取料机主臂安装在离地只有 然后 ，我们能够把 125吨重的主臂举起并搬动“， 释道。 当取料机主臂的一端被 200的 吨林格马尼托瓦克起重机 举起的时候，所有运作都已准备好。 首先，主臂一端被 林格起重机 举升到 12 米高度，这是在移动进程开始之前，为了使主臂能依附到回转甲板所选的最终位置。 吊车暂停在自由转换 模式 ， 所以 主 臂可移至 主 机器 。 在林格起重机举着取料机主臂时，回转主臂 计算机辅助控制 我们能使主臂向前推动 1米。 然后，当我们接近机器时，要小心控制，取料机的主臂微升到安装点的位置。绝对精度要求能使重达 180 公斤的插脚插入主臂的轴承， 在这一过程中，利用 重型运输设备和 操纵人 员 ， 蒂森克虏伯 公司 能 得到 相当大的节省 ， 更重要的 是， 相比先前 的 技术装备 ，降低了高空作业的危险性 。 一是只需要一台大型起重机，以替代两个。 二是消除了 许多高空工作问题 。 三是缩短了工作完成的时间 约 6个星期。 这就解 释了为什么能够减少在 海伊 停泊点上 进行煤炭 装载所需的时间。 澳大利亚人是 “无所不能” 的人民，并在 实际工程中屡见不鲜。 只要放手让它们 做。 W A: he of is to a on a to or () W he of is a a of be in of of If a to be it is to If a to be it to to to is an to of to to be of B: at . he is as a to a is to is a of B = CH x CD x m) is of of = VB x f x m/h) 2. he is is of of of To of of or of is f = 1. 3. he is of in to f in be up .2 a on 4. he is to be In of is on or to be is as as of is to is on of in C: of he of a is by is by as of of to be of of of be in of in to be by in of it is be on of on be at D: of at at () he of in of of of x as is a of of E: he of is a = 0.1 m/s as a be is 0 m/ m/F: of as a of a he as is By in be is by is as n to a a be to be in to it it an of is no on We of or on is as G: as a on in of 00% is is a to or of be 1. n is by is by is us an 0 m/a of 00 m in be is no we in to At an 0 m/is .3 If we in of to we at a of If is at 0 m .5 of is In of of of it is to an of , is in by of is To we of as an on by of at of at of of of or n is in a () of at he is as At of to to of is of is by of in he is in up on in to be to a of to be of be an in to in a of to be be at in of in H: he by a to a is as 00% is is If we of a we at If we by we at 00% If we to we at of of by 00% by as 1. on n on an up to a 5 m/or a 5 m/, 2/3 of be 2. ne be as it is by At of in at of be of be as 3. by do to be of in a % 4. ee 0% 50% - 85% 70% - 95% 85% - on 88% 75% on 80% I: of 1. he is as in is in is If to in of is to of of by %. 2. a in of it is to an in by of as is in 3. in in it of in 4. t a of 0 is to , sl
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