Application of direct reinforcement method for concrete

The direct reinforcement method:Enlargement section method; Displacement concrete method; Prestressed strengthening method; Externally bonded steel plate; Pasting steel plate method; Externally bonded FRP wrap

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Enlargement section method of the beam

FRP wrap for concrete strengthening

Structrual strengthening methods	Enlargement section method	Displacement concrete method	Prestressed strengthening method	Externally bonded steel plate	Pasting steel plate method	Externally bonded FRP wrap
Load properties of reinforced concrete components	Flexural reinforcement Compression reinforcement	Flexural reinforcement Compression reinforcement	Flexural reinforcement Compression reinforcement Tensile reinforcement Shear reinforcement	Flexural reinforcement Compression reinforcement	Large bias reinforcement Compression reinforcement Tensile reinforcement	Flexural reinforcement Compression reinforcement Tensile reinforcement Shear reinforcement
Environmental conditions	Unlimited	Unlimited	Temperature is less than 60 degrees centigrade	Temperature is less than 60 degrees centigrade	Temperature is less than 60 degrees centigrade	Temperature is less than 60 degrees centigrad
Minimum strength grade	C10	Unlimited	C30	Unlimited	C15	C15
Durability	Very nice	Very nice	Very nice	It needs to be maintained regularly	It needs to be maintained regularly	Very nice
Construction characteristics	Wet operation, long period	Wet operation, long period	High technical difficulty and short period	Short period	Dry work, short cycle	Dry work, short cycle
The influence of the appearance after reinforcement	Occupancy space	Possible use of space	Basically do not use space	Possible use of space	No space for use	No space for use

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Tissu unidirectionnel en fibre de carbone

HM-20 est un tissu de fibre de carbone unidirectionnelle. Lorsque mis en place par superposition d’épaisseurs du tissu sur la résine d’imprégnation époxyde HM-180C3P, il forme un système de renforcement composite.