Changyong Liu

ORCID: 0000-0001-7079-094X
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About
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Research Areas
  • Structural Load-Bearing Analysis
  • Structural Behavior of Reinforced Concrete
  • Structural Engineering and Vibration Analysis
  • Concrete Corrosion and Durability
  • Structural Integrity and Reliability Analysis
  • Innovative concrete reinforcement materials
  • Infrastructure Maintenance and Monitoring
  • Corrosion Behavior and Inhibition
  • Structural Analysis and Optimization
  • Concrete and Cement Materials Research
  • Fire effects on concrete materials
  • Geotechnical Engineering and Underground Structures
  • Recycled Aggregate Concrete Performance
  • Concrete Properties and Behavior
  • Structural Health Monitoring Techniques
  • 3D Surveying and Cultural Heritage
  • Underground infrastructure and sustainability
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Industrial Vision Systems and Defect Detection
  • Arsenic contamination and mitigation
  • Seismic Performance and Analysis
  • Wind and Air Flow Studies
  • Remote Sensing and LiDAR Applications
  • Public-Private Partnership Projects
  • BIM and Construction Integration

Harbin Institute of Technology
2015-2025

Ministry of Industry and Information Technology
2017-2025

Heilongjiang Institute of Technology
2014-2024

China Shenhua Energy (China)
2023-2024

Xinjiang Academy of Agricultural and Reclamation Science
2023

China Construction Eighth Engineering Division (China)
2022

China Railway Construction Corporation (China)
2022

China State Construction Engineering (China)
2022

UNSW Sydney
2011

Abstract Bailey truss has been widely used in temporary constructional structures of bridges, and is reusable. In the service duration, commonly exposed to corrosion threats due failure anti-corrosion coatings, resulting damage on members which induces degradation its structural behavior. This paper presents an investigation a had for eight years Northeast China. A total 18 member segments were obtained from chords, diagonals, verticals truss, scanned by 3D laser scanner after clearing paint...

10.5006/4658 article EN CORROSION 2025-01-16

The current codes and specifications use the equivalent beam-column method to predict in-plane stability capacity of concrete-filled steel tubular (CFST) arches. Using this method, effects rise-span ratio nonuniform moment on CFST parabolic arches are not considered. This may induce a difference between calculation results actual structural capacity. To study moment, six fixed arches, with ratios 1/4.5, 1/6, 1/9, were tested analyzed in study. failure patterns mechanisms studied. confining...

10.1061/(asce)be.1943-5592.0000993 article EN Journal of Bridge Engineering 2016-10-03

Purpose The swivel construction method is a specially designed process used to build bridges that cross rivers, valleys, railroads and other obstacles. To carry out this safely, real-time monitoring of the bridge rotation required ensure smooth operation without collisions. However, traditional means using Electronic Total Station tools cannot realize monitoring, motion sensors or GPS cumbersome use. Design/methodology/approach This study proposes based on series computer vision (CV)...

10.1108/ecam-10-2022-0992 article EN Engineering Construction & Architectural Management 2024-04-15

Concrete-filled steel tubular (CFST) arch bridges have the advantages of high compressive strength, light self-weight, and convenience in construction, thus been widely used recent years. The current codes or specifications use equivalent beam–column method to predict in-plane strength CFST arches. In this method, arches are considered under central eccentric axial compression treated similarly columns. However, different from columns, is affected by not only slenderness ratio but also...

10.1061/(asce)be.1943-5592.0000766 article EN Journal of Bridge Engineering 2015-04-24

This study utilized computer vision technology to identify the wave force acting on a four-cylinder array arranged in square configuration, particularly when confronted with visual obstruction. In absence of comprehensive waterline data, theoretical derivation based linear theory was formulated ascertain force. Experimental trials were executed flume authenticate identification under both regular and irregular conditions. The simultaneous capture images from four cameras employed, Canny...

10.1063/5.0190379 article EN Physics of Fluids 2024-02-01

Purpose Manual monitoring is a conventional method for and managing construction safety risks. However, sites involve risk coupling - phenomenon in which multiple factors occur at the same time amplify probability of accidents. It challenging to manually monitor risks that simultaneously different times locations, especially considering limitations manager’s expertise human capacity. Design/methodology/approach To address this challenge, an automatic approach integrates point cloud, computer...

10.1108/ecam-02-2024-0149 article EN Engineering Construction & Architectural Management 2024-07-31
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