机电预制安装中的BIM技术的应用 [课程编码866]

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来源：Revit中文网志

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在建筑行业机电设备安装工程中，暖通空调风系统的法兰连接工艺，消防泵房、冷冻机房、水泵房管道系统的法兰或卡箍连接工艺，与BIM技术结合起来，实现工厂化预制和现场流水作业安装，将会使工程质量、施工成本、工作效率等方面得到质的提升。下面，就基于实例看一看如何应用BIM技术进行风管水管预制加工与安装？kitkauynpnmlrpocjx

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应用BIM技术进行风管水管的工厂化预制有何优势？

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1.管线优化排布

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提出管线综合排布方案，消除碰撞点，解决“错、漏、碰、缺”的问题；同时亦可合理调整各管线的走向、标高及管件、阀门的位置等，整体优化综合管线的布局，使之更加整齐美观、方便安装、便于操作。

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2.保证施工质量jracvwmdvaflgffxdjwnsand

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工厂化预制是在固定的场所集中进行流水线化、标准化，工厂化预制不受场地、交叉施工、材料等环境元素的制约和干扰，从而保证质量控制过程的掌控。jracvwmdvaflgffxdjwnsand

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BIM模型建立、管线布置方案的优化到加工预制管件信息数据全过程精度管理，结合先进的连接工艺，从而保证施工质量得到有效控制。

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3.提高工效降低成本gimnumrthrwynmaxzsdknsyznpucx

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基于BIM技术的信息化、智能化管理，可以做到信息共享，更加有效的实时了解工程进度；精确进行成本预测分析和成本纠差、实施成本控制。sntvdprbypdkdplvkvdle

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BIM模型中可以精准地统计材料的分类、需求数量等信息，为材料的采购、预制下料等提供方便。jracvwmdvaflgffxdjwnsand

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人工、材料节约，预制加工人员相对固定、材料集中管理，方便质量、进度、管理的协调和控制，现场安装的人员少，安装工序简单、便捷，真正做到了“多、快、好、省”，即降低了成本，又提高了效率。afywktwfcpstzdypennvcrfc

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4.有利施工管理

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工厂化预制加工和现场安装，预制加工厂集中化进行文明施工与安全管理，发生安全事故的不定因素减少，现场施工垃圾减少60%。_{czckkrccidrzcbw}

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现场安装仅需要扭矩扳手、倒链和脚手架，施工组织方便。不需要配备复杂的电源电缆、切割机具、焊接机及氧气和乙炔气瓶等，降低了施工组织的复杂性，消除了漏电和火灾的危险隐患。

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安装工序更加程序化、标准化，更加简单、明了、便捷，可避免需要长时间的高强度的高空作业，减少了发生生产安全事故概率。qlvurhskpexlizcrnvjpmqevhsdtqbyvyyeleus

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实例赏析BIM技术在风管和水管预制安装中的应用jracvwmdvaflgffxdjwnsand

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一、基于BIM的风管预制加工

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·熟悉设计图纸_{rbiyyriiplqpgbuywljlgvvxanfmewqrpdsbtyjf}

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·现场测量校对建筑结构模型mvhtmcdlpmsynimfe

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·搭建MEP各专业BIM模型tkobqhmovqttzxy

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·管线碰撞检查与调整、优化_{rbiyyriiplqpgbuywljlgvvxanfmewqrpdsbtyjf}

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·添加支吊架构件amqcuanelskajdtsoftlcyhqdgqeajhzcqoleawu

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·构件分解构件加工图

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·出构件加工清单irgejpgwuhufgbkzqpysgsainphdpezyct

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·预制后的现场组装jldpsnpmfhqbyxegectkzxbxrqvnwsetwqi

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二、基于BIM的水管预制加工流程mvhtmcdlpmsynimfe

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某工程管路安装的施工流程：熟悉设计2D图纸——3D测量仪提取建筑物尺寸——录入修改建筑3D模型数据——BIM建模优化管路布置——BIM建模成图（设计调整二维图纸）——拆分模型、提取管件数据、分解图编制——交付预制加工厂——到货验收——现场放样——泵体安装——支吊架安装——主管路管件阀门安装——分支管路管件阀门安装——管件固定——表计等附件安装——标识粘贴——水压试验——检查验收——资料整理_{ejkqouxoeblbqvowxodthdottqlm}

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·地下室制冷机房模型

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·地下室消防机房模型

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·BIM模型3D漫游检查ukyxasffttiewpxqrfyzodajgzfjhl

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·BIM模型分解图_{ieprrkiczxuwvyllxjjcwsjqaegelrewjrwubxbnamfjkedo}

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·生成材料明细表并交付工厂irgejpgwuhufgbkzqpysgsainphdpezyct

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·工厂预制后的现场安装

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BIM工厂化预制技术为什么值得推广？

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·提升质量：解决由于工人素质参差不齐导致的质量问题；_{voxfjqvtvdfcdjmzfu}

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·提升效率：形成部件体系，提升预制率，降低施工现场手工劳动，提高工期；amqcuanelskajdtsoftlcyhqdgqeajhzcqoleawu

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·节能减耗：节能减耗，对社会、环境有利；_{ieprrkiczxuwvyllxjjcwsjqaegelrewjrwubxbnamfjkedo}

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·降低成本：平摊采购、管理成本，成本大幅下降。

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