智能材料Intelligent Materials （学期项目）

Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Company Logo,*,Click to edit Master title style,Intelligent Materials,Material engineering and science,Project staff:,Contents,Introduction of,Intelligent Materials,1,Functions of intelligent materials,2,Some examples and applications,3,Brief summary and conclusion,4,Get to know,Intelligent Materials,Materials which can adapt to their environment and those which,more modestly,are able to alter their properties as required by their users are called intelligent.Intelligent Materials are also called,Smart material,or,Adaptive material and structure,.,Intelligent Materials(IM),Functions of intelligent materials,1,反馈 功能,2,3,4,5,Sensor,Feedback,感知功能,Self-diagnosis,自我诊断能力,Self-recovery,自我修复能力,Self-adjusting,自我调节能力,Applications of IM,Shape-memory alloys,记忆合金,Shape-memory alloys are metals that at a certain temperature return back to their original shape after being strained.In the process of returning to their“remembered shape,the alloys can generate a large force useful for actuation(促动).So far some countries has successfully incorporating shape-memory alloys into satellites and space shuttle.,Applications of IM,自我修复,Scientists from Central Scientific Research Institute of the Russian has successfully developed a kind of materials with which the space shuttles and satellites will be able to Repair cracks when slightly hurt.This function is similar to human skin.,Self-recovery,Applications of IM,IM waistcoat,This waistcoat is equipped with optical fiber and electric wires through which the“mind could collect information of outer condition and make actions.,electric wire,optical fiber,Wearing this waistcoat,you will feel,C,ool in summer and warm in spring,an,d,autumn,Applications of IM,The chairs made of Intelligent materials provide completely different sitting feelings.People c,an,sit comfortably by automatically adjusting the temperature of the seat cover.,Outer layer,Middle layer,Inner layer,Prospects for IM,Intelligent systems may not only initiate a materials revolution but may also lead to the next step in our understanding of complex physical phenomena.In many ways,they are the ideal recording devices.They can sense their environments,store detailed information about the state of the material over time and“experiment on the phenomena-by changing properties.We can say,Intelligent materials would take over the world someday.,Thank You!,