Modifying asphalt processing craft to modified effect influence experimental study 改性沥青加工工艺对改性效果影响的试验研究
Distress Detection of Asphalt Pavement Surface Based on Digital Image Processing 基于数字图像处理的沥青路面破损检测技术
Recognition Research of Mixing Proportion for Asphalt Mixture Based on Digital Image Processing 基于图像处理的沥青混合料配合比识别研究
Taking plant-mix heat recycle technology as an object of study, key technologies such as the evaluation of old asphalt material performance, the proportioning ratio design of recycled asphalt mixture and processing etc are studied. 以厂拌热再生技术为研究对象,对旧料性能评价、再生沥青混合料配合比设计、生产工艺等关键技术进行了研究。
Finite Elment Modeling of Asphalt Mix with X-ray Computerized Tomograph Processing 基于计算机层析识别的沥青混合料有限元模型
Several foreign standard of hydraulic engineering asphalt and the requirement of technology that applied to some large scale irrigation works were presented, then their engineering properties for hydraulic engineering asphalt by different processing methods were analyzed. 介绍了几种国外水工沥青标准和国内大型水利工程所用水工沥青的技术要求,对以科威特、沙中原油为原料,采用不同工艺开发研制的水工沥青技术性能进行分析。
Optimum Asphalt Content Data Processing System Based on VBA 基于VBA的沥青最佳用量数据处理系统
Study on Asphalt Mixture Digital Image Processing 沥青混合料数字图像处理技术的方法研究
SBS modified asphalts were prepared through adding different types and different brands of SBS into Esso AH-90 asphalt at same dosage and same processing condition, and their effects on modified asphalt performance were analyzed via technical indexes. 对埃索AH-90号沥青,分别掺入相同剂量不同种类、不同牌号的SBS,按照相同的加工工艺制备SBS改性沥青,通过技术指标试验来分析SBS类型和牌号对SBS改性沥青性能的影响。
Discussion on New Specification A Grade Asphalt Processing Technology 交通部新规范A级沥青的生产技术探讨
Evaluating the Volumetric Properties of Asphalt Mixtures with Digital Image Processing Technique 沥青混合料的体积组成及其数字图像处理技术
It was shown that the SBS modified asphalt stabilization was associated with variety of base asphalt, modifier and stabilizer. Processing technology and storage period also influence the stabilization of SBS modified asphalt. 试验认为SBS改性沥青的储存稳定性与所使用的基质沥青的种类、改性剂的类型及稳定剂产品的类型有关,加工工艺和储存时间也影响改性沥青的稳定性能。
Finite Element Modeling for Asphalt Mixture Based on Image Processing Technology 用图像处理技术实现沥青混合料有限元建模
A new type of cationic asphalt emulsifier was prepared with naphthenic acid from Petroleum Processing. 利用石油加工副产品&环烷酸合成一种新型阳离子沥青乳化剂。
Study on Strain Rate of Asphalt by Digital Specklegram Processing Technology 应用数字散斑处理技术研究沥青拉伸应变速率
This article studies the relevant principles of realizing of asphalt pavement crack identification technology which is based on image processing, proposes several specific implementation methods which are followed by simulation and experimental verification. 文章利用数字图像处理的技术来实现沥青路面的裂纹识别,提出实现的具体方法,并进行试验和仿真。
This article focuses on the asphalt road surface crack detection, the algorithms of crack image processing include image enhancement and image segmentation. 文章重点是沥青路面裂纹的识别,路面裂纹的识别算法主要有图像增强与图像分割。
Secondly, through uniaxial static load creep test and compressive resilience modulus test, material models and parameters of common asphalt concrete and HMAC are obtainsed on data processing and regression analysis. 其次,通过对单轴静载蠕变试验和抗压回弹模量试验结果的处理及回归分析,得出普通沥青混凝土和HMAC材料的粘弹性参数。
The disadvantages of currently used modified asphalt in China which mainly is multi-polymer modified asphalt that belongs to physical modification are the lower hot-storage stability, segregation, complex processing and higher cost. 目前我国使用的大部分为聚合物改性沥青,属于物理改性范畴,存在热储存稳定性差和离析现象,而且生产工艺复杂、造价较高。
The components of asphalt can migrate into the environment in the processing and using, which can cause environment pollution, so asphalt is one of the organic pollution sources. 沥青在加工和使用过程中其组分可以迁移到环境中,是造成环境有机物污染的一个污染源。
In order to reveal the cracking mechanism of fiber asphalt chip seal, using computer image processing technology, collect image and process with specimen, and application of finite element software to calculate fracture toughness of fiber asphalt chip seal. 为了揭示纤维沥青碎石封层的抗裂机理,利用计算机图像处理技术,对纤维沥青碎石封层试件进行图像采集及处理,并应用有限元软件计算了纤维沥青碎石封层的断裂韧度。
As a result, the dissertation chooses porous drainage asphalt mixture with a bigger air void ratio as an object and explores space information of air void deeply using computer tomography scanning technology, digital image processing and fractal theory to reveal its effect on mixture performance. 因此,本文选用空隙率较大的多孔排水沥青混合料作为载体,采用计算机层析扫描技术、数字图像处理技术和分形理论对其空隙空间信息进行深入研究,以揭示其对混合料性能的影响。