Electricity Characteristics of Carbon Fiber Reinforced Cement Based Composites(CFRC)

The advances of electricity characteristics of carbon fiber reinforced cement based composites (CFRC) are presented.Some problems in study on electromagnetic shielding and conductivity are discussed.Influences of raw materials,proportion and surface treatment on electromagnetic shielding effectiveness of CFRC are analyzed. Influence rules of carbon fiber dispersion,test methods,etc on electrical conductivity and utilities of CFRC in engineering structure are pointed out.The developments of CFRC are viewed and the study keys of electricity characteristics, such as carbon fiber dispersion,test methods,multi factor conditions such as temperature and stress,and so on are put forward.