摘要
Atwistedfiberopticsensorbasedonintensitymodulationisdescribed.Theprincipleandstructureofthesensorandthechoiceofsteelstrandmodulesareintroduced.Thesensorisusedtodeterminethetensilestrainanddistribution.Theexperimentalresultsshowthatthechangeofthetransferringlightpowerhasanapproximatelinearrelationwiththeouterforce.Theintelligentsteelstrandswiththiskindofsensorwillhaveagoodapplicationinmonitoringtheconcretecrackanddeformationdistributioninhugestructuressuchasdamsandbridges.
出版日期
2000年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)