ANALISIS SPASIAL JARINGAN KABEL LISTRIK PADA BUILDING INFORMATION MODELLING BERBASIS 3D-GIS (Studi Kasus di Gedung Freeport Kampus ITB Ganesha)

2021 ◽  
pp. 203
Author(s):  
Satrio Ramadanto ◽  
Deni Suwardhi ◽  
Akhmad Riqqi ◽  
Albertus Deliar

Building Information Modelling (BIM) merupakan sebuah sistem yang umum digunakan sebagai penunjang pembangunan gedung ataupun bangunan lainnya. Namun demikian, BIM memiliki keterbatasan untuk melakukan analisis aspek bangunan yang bersifat keruangan atau spasial. Sementara itu, Geographic Information System (GIS) merupakan sebuah sistem yang memiliki kemampuan untuk melakukan proses analisis yang bersifat spasial. Oleh karena itu, integrasi data antara kedua sistem tersebut dapat memberikan solusi untuk melakukan proses analisis spasial pada BIM. Penelitian ini dilakukan untuk melakukan integrasi data BIM dengan GIS serta membangun basis data spasial data tersebut dengan studi kasus berupa analisis spasial jaringan kabel listrik pada Gedung Freeport Kampus ITB Ganesha. Metode penelitian terdiri dari tiga tahapan umum yaitu konversi data BIM ke dalam GIS, pembangunan basis data spasial, serta analisis jaringan kabel listrik dengan menggunakan algoritma Dijkstra. Hasil akhir dari penelitian ini berupa basis data spasial jaringan kabel listrik Gedung Freeport Kampus ITB Ganesha beserta mekanisme analisis spasial jaringan kabel listrik tersebut menggunakan algoritma Dijkstra. Analisis spasial jaringan kabel listrik tersebut diharapkan dapat digunakan pada kegiatan pemeliharaan serta perawatan kelistrikan gedung.

2021 ◽  
Vol 6 (24) ◽  
pp. 278-289
Author(s):  
Wan Nor Fa’aizah Wan Abdul Basir ◽  
Uznir Ujang ◽  
Zulkepli Majid

Building Information Modeling (BIM) is a technology that focusing on the building element properties to the construction components which cover the interior and exterior building, while Geographic Information System (GIS) describe to the technology that can provide the large-scale information which cover inside and outside buildings (spaces and areas). In construction project application, BIM technology already been used as a worldwide tool while GIS rarely been applied. Each technology contains their own advantages that can be utilized in the construction project application. To bring the best effective approach in construction project, the integration between BIM and GIS technology can be considered. This paper presented an attempt in integrating BIM and GIS by using FME as a data integration platform to solve the limitation of BIM in construction project by using advantages of GIS. Through this research, an investigation of the data exchange during integration process between BIM and GIS will be look up. By using this approach, it is possible to store the BIM and GIS data in one environment. The end results for this paper will cover the method of the data exchange between BIM to GIS and GIS to BIM. Besides that, this paper highlight how GIS can solve the limitation in BIM in construction project.


2021 ◽  
Vol 2021 ◽  
pp. 1-9
Author(s):  
Jiudong Yang ◽  
Fenghua Wu ◽  
Erlong Lai ◽  
Mingyue Liu ◽  
Bo Liu ◽  
...  

Traditional urban planning is generally expressed in a two-dimensional geographic information system, but its performance is limited to the plane direction. It cannot give people more natural feelings and visionary experiences. The rapid development of three-dimensional geographic information systems brings people geographic information. The three-dimensional intuitive experience, but the traditional three-dimensional geographic information system has the disadvantages that the spatial properties are incompatible, the image rendering speed is slow, and the visualization effect is poor. In this paper, the traditional domain-oriented processing method is improved in spatial data processing and modeling. An optimized object-oriented optimization algorithm is proposed. The three-dimensional geographic information is optimized based on a dynamic multiresolution model and multilevel detail processing technology. The rendering of the system enhances the visualization. Based on the optimization algorithm of data processing and visualization technology proposed in this paper, the spatial data processing platform GISdata of 3D GIS is designed in this paper. At the same time, the 3D GIS is visualized based on OpenGL visualization software. It is shown that the optimization algorithm proposed in this paper has excellent preexperimental effects.


Author(s):  
K. Arroyo Ohori ◽  
F. Biljecki ◽  
A. Diakité ◽  
T. Krijnen ◽  
H. Ledoux ◽  
...  

Geographic information and building information modelling both model buildings and infrastructure, but the way in which they are modelled is usually complimentary and BIM-GIS integration is widely considered as a way forward for both domains. For one, more detailed BIM data can feed more general GIS data and GIS data can provide the context that is necessary to BIM data. While previous studies have focused on the theoretical aspects of such an integration at a schema level, in this paper we focus on explaining the geometric and topological issues we have found while trying to develop software to realise such an integration in practice and at a data level. In our preliminary results, which are presented here, we have found that many issues for such an integration remain: handling the geometric and topological problems in BIM models, dealing with bad georeferencing and figuring out the best way to convert data between IFC and CityGML are all open issues.


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