基于BIM的施工進度—成本上下文信息模型研究
發(fā)布時間:2018-05-07 17:49
本文選題:BIM + IFC標準。 參考:《哈爾濱工業(yè)大學》2013年碩士論文
【摘要】:上世紀八十年代以來,我國建筑業(yè)發(fā)展非常迅速。建筑結構更復雜、功能更全面、施工過程更迅捷的建筑物比比皆是。然而,施工過程越來越復雜,導致幾乎每個工程項目都蘊含著種類繁多、數(shù)量巨大的工程屬性信息,各施工主體之間難以進行有效的信息交換。另一方面,各主體處理施工信息的方式不同、存儲信息的格式相異,是各施工方之間產生“信息孤島”的另一關鍵原因。此外,在施工現(xiàn)場,與施工構件直接相關的人力、物料和設備等資源的實時信息多變,與BIM(BuildingInformationModeling)信息空間中的構件信息之間難以實現(xiàn)有效的關聯(lián)和協(xié)同。進度與成本控制是工程項目管理的生命線,但是蘊含在各建筑構件上的施工進度與成本信息卻難以得到有效的描述,更無法形成標準格式的中間文件供各方使用。 本文立足于上述環(huán)境,,借助建筑業(yè)數(shù)據(jù)交換標準IFC(Industry FoundationClasses),從施工進度與成本信息的組織、表達和共享出發(fā),提出了施工進度-成本上下文信息模型的構建設想,旨在完善各施工構件實體定義和工程屬性集,通過屬性信息的調用即可得到其施工順序、工期、工程量和成本等信息。具體地,分析了遍布于施工現(xiàn)場的進度與成本上下文信息,定義了各構件及其所在的施工作業(yè)之間的前后順序、并發(fā)關系、選擇關系和循環(huán)關系,建立了四種邏輯關系信息模型;根據(jù)構件儲存的工期信息,闡釋了施工作業(yè)工期信息模型的建立方法,并在實例中說明了兩類子模型的關聯(lián)。再以進度信息模型為主線,統(tǒng)計了實際消耗的人力、物料和設備等施工資源的量價信息,建立了三個成本信息子模型。此外,結合上下文感知和相似性度量法,提出了現(xiàn)場實時信息變化時的應變方法。 最后,將此模型運用于北京市某公寓的地下工程實例,驗證了它在新實體定義、屬性集擴展和施工進度與成本信息的描述上的可行性,并指出了它的局限性和進一步研究的方向。
[Abstract]:Since the 1980's, China's construction industry has developed very rapidly. Buildings with more complex structures, more comprehensive functions and faster construction are everywhere. However, the construction process is becoming more and more complex, resulting in almost every project contains a large number of engineering attribute information, so it is difficult to exchange effective information among the construction agents. On the other hand, the different ways of processing construction information and the different formats of storing information are another key reason for the "isolated information island" among the construction parties. In addition, in the construction site, the real-time information of manpower, material and equipment directly related to the construction component is changeable, and it is difficult to realize the effective association and cooperation with the component information in the information space of BIM Building Information Modeling. Progress and cost control is the lifeline of project management, but the information of construction schedule and cost contained on each building component is difficult to be described effectively, and the intermediate document of standard format can not be formed for all parties to use. Based on the above environment, with the aid of the construction data exchange standard IFC(Industry Foundation Classes, this paper puts forward the construction schedule and cost context information model based on the organization, expression and sharing of the construction schedule and cost information. The purpose of this paper is to perfect the entity definition and engineering attribute set of each construction component, and to obtain the information of construction order, duration, amount of project and cost through the transfer of attribute information. Concretely, it analyzes the information of progress and cost in construction site, and defines the order, concurrency, selection and circulation of each component and its construction work. In this paper, four kinds of logical relation information models are established, and according to the duration information stored by the components, the method of establishing the construction operation duration information model is explained, and the correlation of the two submodels is illustrated in an example. Then, taking the progress information model as the main line, the quantity and price information of the construction resources such as manpower, materials and equipment consumed are counted, and three cost information submodels are established. In addition, based on context-awareness and similarity measurement, a strain method is proposed for the change of real-time information in the field. Finally, the model is applied to an underground engineering example of an apartment in Beijing, and its feasibility is verified in the definition of new entity, the extension of attribute set and the description of construction schedule and cost information. It also points out its limitation and the direction of further research.
【學位授予單位】:哈爾濱工業(yè)大學
【學位級別】:碩士
【學位授予年份】:2013
【分類號】:TU722
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