Flexible fiber sensors,However,traditional methods face challenges in fabricating low-cost,large-scale fiber sensors.In recent years,the thermal drawing process has rapidly advanced,offering a novel approach to flexib...Flexible fiber sensors,However,traditional methods face challenges in fabricating low-cost,large-scale fiber sensors.In recent years,the thermal drawing process has rapidly advanced,offering a novel approach to flexible fiber sensors.Through the preform-tofiber manufacturing technique,a variety of fiber sensors with complex functionalities spanning from the nanoscale to kilometer scale can be automated in a short time.Examples include temperature,acoustic,mechanical,chemical,biological,optoelectronic,and multifunctional sensors,which operate on diverse sensing principles such as resistance,capacitance,piezoelectricity,triboelectricity,photoelectricity,and thermoelectricity.This review outlines the principles of the thermal drawing process and provides a detailed overview of the latest advancements in various thermally drawn fiber sensors.Finally,the future developments of thermally drawn fiber sensors are discussed.展开更多
为更好促成建筑信息模型(building information modeling,BIM)技术在实际工程中的有效应用,需要深入了解利益相关方在BIM取舍时对何种决策更加支持,以及何种风险因素更可能左右其决策.通过分析施工、环境、技术、合同4种风险场景行为,...为更好促成建筑信息模型(building information modeling,BIM)技术在实际工程中的有效应用,需要深入了解利益相关方在BIM取舍时对何种决策更加支持,以及何种风险因素更可能左右其决策.通过分析施工、环境、技术、合同4种风险场景行为,构建业主方、设计方和施工方三方演化博弈模型,并根据这些风险的影响程度分别调查三方主体,得到特征属性差别大的高维数据集,借助机器学习中的主成分分析(principal component analysis,PCA)方法,对高维数据集进行降维,并在实际工程场景下进行仿真模拟,得到了实现三方利益最大化的最优稳定策略及风险控制措施.结果表明,设计方在策略选择时最易受到风险因素的影响,但仍旧会积极地应用BIM技术,承包方会考虑BIM设计与实际施工存在出入,更倾向于减少对BIM技术的依赖,业主方选择对BIM应用中的行为进行直接干预,则可以促进设计方和承包方的合作,最大限度地实现项目利益最大化和风险的有效控制.展开更多
基金supported by the National Key Research and Development Program of China(2023YFB3809800)the National Natural Science Foundation of China(52172249,52525601)+2 种基金the Chinese Academy of Sciences Talents Program(E2290701)the Jiangsu Province Talents Program(JSSCRC2023545)the Special Fund Project of Carbon Peaking Carbon Neutrality Science and Technology Innovation of Jiangsu Province(BE2022011).
文摘Flexible fiber sensors,However,traditional methods face challenges in fabricating low-cost,large-scale fiber sensors.In recent years,the thermal drawing process has rapidly advanced,offering a novel approach to flexible fiber sensors.Through the preform-tofiber manufacturing technique,a variety of fiber sensors with complex functionalities spanning from the nanoscale to kilometer scale can be automated in a short time.Examples include temperature,acoustic,mechanical,chemical,biological,optoelectronic,and multifunctional sensors,which operate on diverse sensing principles such as resistance,capacitance,piezoelectricity,triboelectricity,photoelectricity,and thermoelectricity.This review outlines the principles of the thermal drawing process and provides a detailed overview of the latest advancements in various thermally drawn fiber sensors.Finally,the future developments of thermally drawn fiber sensors are discussed.
文摘为更好促成建筑信息模型(building information modeling,BIM)技术在实际工程中的有效应用,需要深入了解利益相关方在BIM取舍时对何种决策更加支持,以及何种风险因素更可能左右其决策.通过分析施工、环境、技术、合同4种风险场景行为,构建业主方、设计方和施工方三方演化博弈模型,并根据这些风险的影响程度分别调查三方主体,得到特征属性差别大的高维数据集,借助机器学习中的主成分分析(principal component analysis,PCA)方法,对高维数据集进行降维,并在实际工程场景下进行仿真模拟,得到了实现三方利益最大化的最优稳定策略及风险控制措施.结果表明,设计方在策略选择时最易受到风险因素的影响,但仍旧会积极地应用BIM技术,承包方会考虑BIM设计与实际施工存在出入,更倾向于减少对BIM技术的依赖,业主方选择对BIM应用中的行为进行直接干预,则可以促进设计方和承包方的合作,最大限度地实现项目利益最大化和风险的有效控制.
