Underground pipeline networks constitute a major component of urban infrastructure,and thus,it is imperative to have an efficient mechanism to manage them.This study introduces a secondary development system to effici...Underground pipeline networks constitute a major component of urban infrastructure,and thus,it is imperative to have an efficient mechanism to manage them.This study introduces a secondary development system to efficiently model underground pipeline networks,using the building information modeling(BIM)-based software Revit.The system comprises separate pipe point and tubulation models.Using a Revit application programming interface(API),the spatial position and attribute data of the pipe points are extracted from a pipeline database,and the corresponding tubulation data are extracted from a tubulation database.Using the Family class in Revit API,the cluster in the self-built library of pipe point is inserted into the spatial location and the attribute data is added;in the same way,all pipeline instances in the pipeline system are created.The extension and localization of the model accelerated the modeling speed.The system was then used in a real construction project.The expansion of the model database and rapid modeling made the application of BIM technology in three-dimensional visualization of underground pipeline networks more convenient.Furthermore,it has applications in pipeline engineering construction and management.展开更多
This paper focuses on the problem of low efficiency and limited non-geometric information handling ability in the process of 2D heating furnace design, proposes a 3D concurrent parametric design system, this method is...This paper focuses on the problem of low efficiency and limited non-geometric information handling ability in the process of 2D heating furnace design, proposes a 3D concurrent parametric design system, this method is realized by parametric design technology, which is supported by ActiveX-Automation technology and VBA technology, mutual visit between application programs makes batched modeling become possible, key dimensions are linked with each other by restrictions, so parts can be built concurrently by sharing few parameters between common borders, designer can be free from repeated drawing work during modification, Solid Edge is chosen as the modeling server, a secondary development software is programmed by Visual Basic, this system provides a feasible way to overlap time between different sections, the design efficiency and quality is improved significantly.展开更多
基金supported by a grant(No.14DZ2292800,http://www.greengeo.net/)from“Technology Service Platform of Civil Engineering”of Science and Technology Commission of Shanghai Municipality.
文摘Underground pipeline networks constitute a major component of urban infrastructure,and thus,it is imperative to have an efficient mechanism to manage them.This study introduces a secondary development system to efficiently model underground pipeline networks,using the building information modeling(BIM)-based software Revit.The system comprises separate pipe point and tubulation models.Using a Revit application programming interface(API),the spatial position and attribute data of the pipe points are extracted from a pipeline database,and the corresponding tubulation data are extracted from a tubulation database.Using the Family class in Revit API,the cluster in the self-built library of pipe point is inserted into the spatial location and the attribute data is added;in the same way,all pipeline instances in the pipeline system are created.The extension and localization of the model accelerated the modeling speed.The system was then used in a real construction project.The expansion of the model database and rapid modeling made the application of BIM technology in three-dimensional visualization of underground pipeline networks more convenient.Furthermore,it has applications in pipeline engineering construction and management.
基金Supported by National Natural Science Foundation of China (50574021)
文摘This paper focuses on the problem of low efficiency and limited non-geometric information handling ability in the process of 2D heating furnace design, proposes a 3D concurrent parametric design system, this method is realized by parametric design technology, which is supported by ActiveX-Automation technology and VBA technology, mutual visit between application programs makes batched modeling become possible, key dimensions are linked with each other by restrictions, so parts can be built concurrently by sharing few parameters between common borders, designer can be free from repeated drawing work during modification, Solid Edge is chosen as the modeling server, a secondary development software is programmed by Visual Basic, this system provides a feasible way to overlap time between different sections, the design efficiency and quality is improved significantly.
