Funded by the National Key Technology R&D Program(No.2011BAG07B04)
According to the Fick's second law of diffusion, six analytical solutions of chloride profile in concrete were studied and discussed with regard to different boundary and initial conditions. In those analytical solut...
Funded by the National Natural Science Foundation of China(No.50678050)
Organic epoxy matrices have been widely used in the FRP reinforcing technique, but they have serious disadvantages of poor high-temperature resistance. An inorganic adhesive is invented to replace the organic adhesive...
Supported by National Natural Science Foundation of China(Nos.51178154 and 51008098)
Reinforcement corrosion is the major cause of damage and early failure of reinforced concrete structures worldwide with subsequent enormous costs for maintenance, restoration and replacement. Many methods used today f...
Funded by the National Natural Science Foundation of China (51178305);the Key Projects in the Science & Technology Pillar Program of Tianjin (11ZCKFSF00300)
Feasibility of a wave propagation-based active crack detection technique for nondestructive evaluations (NDE) of concrete structures with surface bonded and embedded piezoelectric-ceramic (PZT) patches was studied...
Funded by the National Natural Science Foundation of China (No.50708065);the National High-tech R&D Program(863 Program )(No.2007-AA-11-Z-113);the Key Projects in the Science and Technology Pillar Program of Tianjin(No.11ZCKFSF00300)
In order to monitor the basic mechanical properties and interior damage of concrete structures,the piezoelectric actuator/sensor based wave propagation method was investigated experimentally in the laboratory using a ...
A novel Ti/MnO2 reference electrode (TMRE) used for concrete environment was fabricated by the electro-deposition method and encapsulated carefully.The properties of the electrode were characterized by open-circuit po...
Funded by the National Natural Science Foundation of China (No.50538070)
Concrete has traditionally been regarded as a durable material requiring little or no maintenance. However, over the past several decades, a number of durability related problems have emerged and stimulated research i...
The analysis method on random time dependence of reinforced concrete material is introduced,the effect mechanism on reinforced concrete are discussed,and the random time dependence resistance of reinforced concrete is...