Structural health monitoring, intrinsic self sensing concrete,carbon nanotubes, nanotechnology, two. In this paper, the piezoresistivity of two kinds of smart concrete filled with carbon black or carbon fiber was studied, and two types of embedded sensors were fabricated using the smart concrete with favorable piezoresistivity. Selfsensing and selfhealing smart cementbased materials. The autonomous healing concept is introduced, and plethora of design campaigns is enlisted. Smart materials, precision sensorsactuators, smart. Environmentfriendly, selfsensing concrete was casted with the additions of byproduct wastes i. Selfsensing concrete in smart structures ebook by baoguo han. Selfsensing concrete is a branch of smart concrete, which was the earliest proposed and has been systematically and deeply investigated. Selfsensing concrete in smart structures by baoguo han is. The cementitious composites are multicomponent and multiphase. The selfsensing concrete has great potential in the fields of structural health monitoring, traffic detection, and bordermilitary security. Smart cement paste stressstrain sensors and selfsensing concrete structural members experimental study of simple concrete and reinforced concrete beams monitored and driven by shape memory alloy loop shaping control of a model story building using smart. Smart concrete produced from cnts carbon nanotubes cnts are seamless tubular structures.
Selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete. Development of self sensing concrete and its various. The development of cementbased smart sensors appears particularly well suited for monitoring applications due to their numerous possible field applications, their ease of use and longterm stability. The main findings of a decade of research on the design and development of the first selfhealing concrete are summarized in this chapter. Basic principles of nanoengineered cementitious composites. The other group includes integrated sensors, which are embedded into a load bearing part of a structure, to from an intrinsic selfsensing concrete. Advanced research on nanotechnology for civil engineering applications, ed. Ou, selfsensing concrete in structure design, isbn. Selfsensing concrete in smart structures sciencedirect. Smart structures download ebook pdf, epub, tuebl, mobi. Pdf this paper deals with the selfsensing concrete ssc materials and composition, types and applications. While traditional sensors can be applied only in a limited number of points, providing a partial information for a structural diagnosis, novel transducers may allow.
Selfsensing concrete in smart structures ebook, 2015. Selfsensing concrete also called selfmonitoring concrete, intrinsically smart concrete, and piezoresistive or pressuresensitive concrete is fabricated by adding functional fillers carbon fibers, steel fibers, carbon nanotubes, nickel powder, etc. The self sensing property of smart concrete is based on the arrangement of the functional fibers in the concrete. The composition of selfsensing concrete is similar to conventional concrete with the addition of functional fillers. Tailoring cement and concrete materials based on nanocore. Selfsensing concrete pavement, funded by national science foundation nsf and federal highway administration fhwa, publications selected from over 80 publications book. Baoguo han 1,2, kun zhang 1,3, tom burnham 4, eil kwon 5 and xun yu 1. It therefore can be concluded that the prepared smart concrete and the developed embedded sensors have great potential to be used for health monitoring and damage assessment of concrete structures. Intrinsic selfsensing concrete issc refers to a structural material that can monitor itself without the need of embedded, attached or remote sensors.
In this paper, the piezoresistivity of two kinds of. The sensing property of selfsensing concrete refers to the relationship between electrical and mechanical properties 6. Enter your mobile number or email address below and well send you a link to download the free kindle app. The selfsensing concrete has great potential in the fields of structural health monitoring, traffic detection, and. Selfsensing concrete, which has a highly complex structure, is a multiphase and multiscale composite. Chung, carbon fibre reinforced concrete as an intrinsically smart concrete for damage assessment during static and dynamic loading, aci materials.
Smart sensing technologies including the applications of fibre. As a response, researchers and designers are developing selfsensing concrete which not only increases longevit. Selfsensing concrete in smart structures book, 2014. Healing agent encapsulation and agent tubes vascular networks are reported as the most efficient healing configurations for laboratoryscale and realsize. Oct, 2014 selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications. Purchase selfsensing concrete in smart structures 1st edition. Selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic selfsensing concrete. Smart concrete, sensors and selfsensing concrete structures. Environmentfriendly, selfsensing concrete blended with. Selfsensing concrete can be used for structural health monitoring in bulk, coating, sandwich, bonded, and embedded forms. In addition to the improved fresh, mechanical and durability properties, there is growing efforts toward the development of smart multifunctional engineering concrete. Graphite has also been used to enhance the electrical conductivity and internal damage monitoring of concrete structures either as the only conductive admixture or in combination with carbon fibres 16,19,20. Smart and multifunctional concrete toward sustainable infrastructures, springer 2017. These selfsensing cementbased materials are often termed smart concrete or smart cementpaste depending on the presence of aggregates.
The developed nanocomposite has been obtained by inserting multi walled carbon nanotubes within a cementitious matrix. Selfsensing concrete in smart structures 1st edition. Read selfsensing concrete in smart structures by baoguo han,xun yu,jinping ou for free with a 30 day free trial. Traffic monitoring with a selfsensing concrete nanotechnology road surface nanowerk spotlight many communities in the u. The nanomaterials introduced into the cement matrix allow the creation of socalled smart concrete selfsensing concrete. Selfsensing concrete has the capability to sense the conditions inside it and environmental change including stress or force, strain or deformation, crack, damage, temperature, and humidity. Structural parameters such as stress or force, strain or deformation, damage, and cracking can be monitored through changes in the electrical resistance of selfsensing concrete. This research explores the development of selfsensing cementitious composites using various infills such as graphene nanoplatelets, carbon black or steel fibers.
Ou, selfsensing concrete in smart structures elsevier. Multifunctionality of concrete means that it has to provide additional intrinsic nonstructural properties, for example selfhealing of cracks or selfmonitoring of damages. This paper is aimed at presenting the results of a research about a new selfsensing nanocomposite and about the implementation of smart sensors for structural health monitoring. Concrete structures exhibit good mechanical properties and durability if designed and. Integration and road tests of a selfsensing cnt concrete.
Read selfsensing concrete in smart structures online by baoguo. These systems also provide transportation professionals with the. Smart concrete is a very broad category of material that includes selfsensing concrete, selfadjusting concrete, selfhealing concrete, etc. Incorporated in structural health monitoring systems, these materials are likely to play an important role in making future infrastructure robust, resilient and sustainable. Smart structures have attracted significant research attention in the last decade, mainly due to the capabilities of advanced concrete in electrical resistanceenabled selfsensing. Asme 2019 conference on smart materials, adaptive structures and intelligent systems. Advanced materials and composites university of virginia. The selfsensing rods are composed of an internal conductive core, that is, glass fibers embedded in epoxy resin with carbon nanoparticles cnps and an external insulting gfrp skin. A decade of research on selfhealing concrete intechopen. Interest in the concept of selfsensing structural materials has grown in recent years due to its potential to enable continuous lowcost monitoring of nextgeneration smartstructures. So if the concrete structures is enabled with a self. Selfsensing concrete nanocomposites for smart structures. Nanomaterials in structural engineering intechopen.
The sensing performance, the measuring methods and. The book s two part treatment begins with the compositions of intrinsic selfsensing concrete, processing of intrinsic selfsensing concrete, fundamental sensing mechanism, measurement, and sensing properties of intrinsic selfsensing concrete. The diameters of cnts are in the range of 120 nm the lengths are in the range of 0. About this book introduction this book presents the latest research advances and findings in the field of smart multifunctional concretes, focusing on the principles, design and fabrication, test and characterization, performance and mechanism, and their applications in infrastructures. Self sensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of self healing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic self sensing concrete compositions of intrinsic self sensing concrete and processing of intrinsic self sensing concrete explains the sensing mechanism, measurement, and sensing properties of. The self sensing concrete components embedded with these sensors can realize the monitoring of their local compressive strain. Concrete is the most widely used construction material for infrastructure projects such as tunnels and bridges. A possible solution providing internal monitoring capabilities is the utilization of selfsensing concrete at key locations in the structure of interest. This is a manuscript of the article downey, austin, antonella dalessandro, filippo ubertini, and simon laflamme. Automated crack detection in conductive smartconcrete structures using a resistor mesh model.
Selfsensing concrete in smart structures by baoguo han, 9780128005170, available at book depository with free delivery worldwide. Read online self sensing concrete in smart structures self sensing concrete in smart selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications selfsensing concrete in smart. Selfsensing concrete in smart structures in searchworks catalog. Published 17 december 2012 20 iop publishing ltd smart materials and structures, volume 22, number 1.
Electrical and selfsensing properties of alkaliactivated. Selfsensing concrete in smart structures 1st edition elsevier. Self sensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of self healing concrete along with their structural applications. Published 18 march 2008 iop publishing ltd smart materials and structures, volume 17, number 3. Selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic selfsensing concrete compositions of intrinsic. Smart concrete technology provides a new alternative way for health monitoring of reinforced concrete structures. Jun, 2017 the physical parameters of selfsensing concrete will change as it is subjected to external force, deformation, or environmental action, thus presenting sensing capability.
Selfsensing is the phenomenon in which the concrete itself monitors its health when there might be unexpected potential threats for the concrete structure, during these life threatening situations its tougher for the engineer to provide necessary solutions in very short decision making time. Integration and road tests of a selfsensing cnt concrete pavement system for traffic detection. Selfsensing characterization of gnp and carbon black. Selfsensing concrete in smart structures baoguo han. Jinping ou, in selfsensing concrete in smart structures, 2014. Smart and multifunctional concrete toward sustainable. Selfsensing concrete in smart structures civil engineering. Jun 23, 2015 self sensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of self healing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic self sensing concrete.
Jan 03, 2016 selfsensing concrete in smart structuresprovides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic selfsensing concrete. Clear and concise, selfsensing concrete in structural design provide a systematic discussion on the structures of intrinsic selfsensing concrete. Proceedings of the asme 2019 conference on smart materials, adaptive structures and intelligent systems. Structural health monitoring shm aims to develop automated systems for the continuous monitoring, inspection, and damage detection of structures with minimum labour involvement. In this study, we present a type of environmentfriendly, selfsensing concrete enabled by electrical resistance. One factor that may contribute to the global smart concrete market is the widespread use of concrete as a composite material and its inability to withstand tension. Kassimali, matrix analysis of structures, 2nd ed, 2011 han b. Selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications. Shop and discover over 51,000 books and journals elsevier. Principles and practices, springer 2019, 12 book chapters and. As a response, researchers and designers are developing selfsensing concrete which not only increases longevity but also the strength of the material.
The physical parameters of selfsensing concrete will change as it is subjected to external force, deformation, or environmental action, thus presenting sensing capability. During the design of a structure it should be designed in. Intrinsic self sensing concrete issc refers to a structural material that can monitor itself without the need of embedded, attached or remote sensors. He is a member of the editorial board of five international journals and has published 3 books selfsensing concrete in smart structures, elsevier 2014. The maintenance will consist of either automatic self healing without requirement of major repairs or there will be minor repairs much more spaced out in time. Selfsensing concrete in smart structuresprovides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications. He is a member of the editorial board of three international journals and has published 1 book, 10 book chapters and more than 100 technical papers. Jinping ou concrete is the second most used building material in the world after water. Selfsensing concrete in smart structures request pdf. Provides a systematic discussion of the structure of intrinsic selfsensing concrete. Self sensing concrete also called self monitoring concrete, intrinsically smart concrete, and piezoresistive or pressuresensitive concrete is fabricated by adding functional fillers carbon fibers, steel fibers, carbon nanotubes, nickel powder, etc. This smart material provides a basis for creating an intelligent. With smart selfsensing and self repairing concrete, these cycles of repair and maintenance will become much shorter. Development of self sensing concrete and its various possible.
His main research interests include smart materials and structures, sensors, structural health monitoring, traffic detection, nanotechnology and cement and concrete materials. Chung, carbon fibre reinforced concrete as an intrinsically smart concrete for damage assessment during static and dynamic loading, aci materials journal, julyaugust 1996,title no. Selfsensing concrete in smart structures book depository. Deformation of concrete structures download ebook pdf. International conference on smart infrastructure and.
It dramatically decreased the electrical resistivity of this type of material and endowed it with selfsensing ability 17,18. Automated crack detection in conductive smartconcrete. Nanoscale behavior and nanomodification of cement and concrete materials, in book. The problem is that over time the material becomes weaker. Selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural applications provides a systematic discussion of the structure of intrinsic selfsensing concrete compositions of intrinsic self. Chapter 1 structures of intrinsic selfsensing concrete chapter 2 compositions of intrinsic selfsensing concrete chapter 3 processing of intrinsic selfsensing concrete chapter 4 measurement of sensing signal of intrinsic selfsensing concrete chapter 5 sensing property of. The functional fibers are well dispersed in the concrete matrix, based on which the concrete matrix has a unique and extensive conductive network. Selfsensing concrete in smart structures in searchworks. Damage monitoring in concrete structure using csf has also been.
Cementbased selfsensing composites with intrinsic strain and damagesensing capabilities provide a practical and sustainable alternative to monitor the health of concrete structures. Concrete is the second most used building material in the world after water. Selfsensing concrete in smart structures ebook by baoguo. Concrete can be transformed into a selfsensing instrument when a network of carbon nanotubes cnts is embedded in it, as shown in fig. Structures self sensing concrete in smart selfsensing concrete in smart structures provides researchers and designers with a guide to the composition, sensing mechanism, measurement, and sensing properties of selfhealing concrete along with their structural.