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- The presence of Falling Weight Deflectometer meets this need. 落锤式弯沉仪的出现适应了这一需求。
- The falling weight deflectometer (FWD) is used to evaluate the effectiveness of the impact compactor. 摘要将落锤式弯沉仪(FWD)成功地用于路基冲击压实效果的检验。
- A method to backcalculate the layer moduli of pavements is proposed in the paper; the data are measured by the falling weight deflectometer(FWD)tests. 根据落锤式弯沉仪 (FWD)的弯沉盆动态数据 ,在系统识别方法的原理基础上提出了加速收敛的方法。
- The technology of pavement moduli back-calculation is developed along with the appearing of falling weight deflectometer (FWD). 而路面模量反演技术是伴随着FWD的出现而发展起来的。
- JI Yigong,WANG Fuming,GUO Zhongyin.Backcalculation for layer moduli of pavements based on falling weight deflectometer tests[J].China Civil Engineering Journal,2002,35(3):34. [5]姬亦工;王复明;郭忠印.;基于落锤式弯沉仪动态数据的路面模量反算方法[J]
- This article introduces the automated controls,which is the core part of the falling weight deflectometer test system,and how to design the automated controls using ARM S3C44B0X. 本文介绍了落锤式弯沉仪测试系统的核心部分自动控制装置,以及如何用32机S3C44B0X来实现自动控制装置的功能。
- The research of prediction for asphalt pavement service life, using fall weight deflectometer(FWD) multi-load deflection basin data, has been existing abroad, but nobody do the job in china. 使用落锤式弯沉仪(FWD)弯沉盆参数来预测高等级沥青路面使用寿命，国外已有研究，而国内则还没人进行这方面的研究。
- Therefore practical and versatile analysis access is established for the Falling Weight Deflectometer (FWD) on evaluation of capacity of pavement (subgrade,rigid pavement,flexible pavement and composed pavement) and foundation of structures. 从而为进一步深入研究落锤式弯沉仪 (FWD)在各种路基、路面 (刚性路面 ;柔性路面和复合式路面 )以及建筑物地基的结构承载能力评价提供基础 .
- The principle and application of some methods which are widely used at present to identifyi pavement void such as FWD(Falling weight deflectometer) and geological radar were discussed. 探讨了目前广泛使用的脱空判定方法,即FWD落锤式弯沉仪检测法和探地雷达等方法的工作原理及应用;
- Ji Yi-gong,Wang Fu-ming,Guo Zhong-yin.Backcalculation for layer moduli of pavements based on falling weight deflectometer tests[J].China Civil Engineering Journal,2002,35(3):31-36. [2]姬亦工;王复明;郭忠印.;基于落锤式弯沉仪(FWD)动态数据的路面模量反演方法[J]
- Pavement layer properties back-analysis based on Falling Weight Deflectometer (FWD) deflection is an important orientation of the future study for pavement nondestructive evaluation. 以落锤式弯沉仪(FWD)所测得的数据为基础进行路面材料性能反演是道路无损检测的一个重要发展方向。
- DUAN Dan-jun,ZHA Xu-dong,ZHANG Qi-sen.Subgrade resilience modulus measuring by protable falling weight deflectometer(PFWD)[J].Journal of Traffic and Transportation Engineering,2004,4(4):10-22. [10]段丹军;查旭东;张起森.;应用便携式落锤弯沉仪测定路基回弹模量[J]
- asphalt pavement falling weight deflectometer 沥青路面落锤弯沉仪
- falling weight deflectometer (FWD) 落锤式弯沉仪（FWD）
- Portbale falling weight deflectometer(PFWD) 便携式落锤弯沉仪
- FWD (Falling Weight Deflectometer) 落锤式弯沉仪
- Falling Weight Deflectometer(FWD) 落锤式弯沉仪（FWD）
- portable falling weight deflectometer (PFWD) 便携式落锤弯沉仪（PFWD）
- falling weight deflectometer (FWD) load 落锤式弯沉仪荷载
- falling weight deflectometer test system 落锤式弯沉仪测试系统
