Visual Multimedia Intelligent Computing System for Seismic Performance of Bridge Structure Based on Object-Oriented...

Area of Science:

• Civil Engineering
• Structural Engineering
• Earthquake Engineering

Background:

• Standardizing seismic performance design for bridges is crucial for quality and efficiency.
• Traditional seismic reliability analysis often involves complex simulations and extensive calculations.

Purpose of the Study:

• To develop a standardized and efficient method for seismic performance design of bridge structures.
• To improve the quality and efficiency of bridge design through enhanced seismic analysis.

Main Methods:

• Utilizing the probabilistic pushover method, attributing curve randomness to plastic hinges.
• Implementing object-oriented technology for visualizing seismic performance, incorporating seismic action randomness.
• Applying limit state equations to conveniently evaluate seismic performance reliability at each limit state.

Main Results:

• The developed method demonstrates a failure probability below 0.5 for bridges under varying basic accelerations (0 to 0.4g).
• The software-based approach simplifies calculations and shows strong adaptability compared to traditional methods.
• Effectively avoids computational challenges associated with large-scale simulations in seismic reliability analysis.

Conclusions:

• The proposed method offers a simplified and adaptable approach to seismic reliability analysis for bridge structures.
• It is suitable for probabilistic analysis of bridge seismic behavior, even under significant seismic events.
• The technique enhances the standardization of seismic performance design in bridge engineering.