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Journal : JURNAL TEKNIK INFORMATIKA DAN SISTEM INFORMASI

Design Of Vibration Measurement System For Steel Frame Bridge Structure Yoga Alif Kurnia Utama
JATISI (Jurnal Teknik Informatika dan Sistem Informasi) Vol 10 No 2 (2023): JATISI (Jurnal Teknik Informatika dan Sistem Informasi)
Publisher : Lembaga Penelitian dan Pengabdian pada Masyarakat (LPPM) STMIK Global Informatika MDP

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35957/jatisi.v10i2.5181

Abstract

Transportation that is not supported by adequate road and bridge access will result in hampered aid to victims of natural disasters. Moreover, bridges that collapse due to natural disasters will cripple the region's economy. The importance of this bridge access requires a tool that can describe a bridge's resilience and strength. So if the strength of the bridge decrease, then corrective action will be taken immediately. In this research, a system will be created that can measure the bridge's strength from the vibration load received by the bridge. This system will be made using a vibration sensor, the ADXL335 accelerometer. This sensor will measure the vibration on a miniature bridge where the vibration is created using a DC motor which is weighted on one side of the rotor. This sensor will be read by a microcontroller with an Arduino type. This measurement will be compared with the Benetech GM63A type vibration meter. The results show that the measurement of this system produces a measurement error of 2.97%. From this, it can be known that the system is good as a vibration measurement tool on a real steel truss bridge.
Design of Deflection Measuring System for Steel Frame Bridge Structure Yoga Alif Kurnia Utama
JATISI (Jurnal Teknik Informatika dan Sistem Informasi) Vol 10 No 2 (2023): JATISI (Jurnal Teknik Informatika dan Sistem Informasi)
Publisher : Lembaga Penelitian dan Pengabdian pada Masyarakat (LPPM) STMIK Global Informatika MDP

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35957/jatisi.v10i2.5261

Abstract

According to data compiled from BNPB, it can be seen that disasters occurred in Indonesia from the period of January 1 to August 5, 2021; as many as 1677 natural disasters occurred in Indonesia. These disasters include floods, landslides, tornadoes, and earthquakes. These natural disasters took many victims of the disaster. In addition, the natural disasters that occurred destroyed the existing infrastructure in the area. Various damage to infrastructure has paralyzed the lives of residents in the area. This will be worse if the bridge is damaged because the transportation access point will be cut off. Therefore, this research will create a system to check the strength of a bridge that has a steel frame. This examination is carried out by measuring the deflection of the bridge frame, and the results are displayed through the LCD. This system measures a frame deflection by utilizing a strain gauge sensor. This measurement will be compared with measurements using the actual deflection measuring instrument, LVDT. The results show that this system's measurements produce a measurement error of 3.79%. In conclusion, this study shows that the system is quite good as a measuring instrument for deflection on a real steel truss bridge.