采用空气耦合超声C扫描技术,对非热压罐预浸料在升温和恒温受热过程中树脂的浸润流动变化进行了实时无损检测研究.首先将非热压罐预浸料从室温升至100℃,研究温度变化对树脂流动的影响.在此基础上,研究60℃和80℃恒温过程树脂浸润流动随时间的变化,通过C扫描图片实时、快速检测出树脂的浸润流动变化,并得到树脂沿纤维层厚度方向的浸润流动速率.通过显微组织分析验证了C扫描图像分析的准确性.结果表明,该空气耦合超声C扫描方法是检测纤维网架中树脂浸润流动微观变化的一种快速、有效的方法.
参考文献
| [1] | KRATZ J;HUBERT P .Processing out-of-autoclave honeycomb structures:Internal core pressure measurements[J].Composites:Part (A),42(08):1060-1065. |
| [2] | THORFINNSON B;BIERMANN T F.Degree of impregnation of prepregs effect on porosity[A].Anaheim Convention Center:SAMPE International Business Office,1987:1500-1509. |
| [3] | 廉伟.非热压罐工艺在飞机复合材料低成本制造中前景广阔[J].国际航空,2011(10):64-66. |
| [4] | BREITIGAM W V;BAUER R S;MAY C .Novel processing and cure of epoxy resin systems[J].Polymer,1993,34(04):767-771. |
| [5] | Mark Steele;Tom Corden .New Prepregs for Cost Effective, Out-of-Autoclave Tool and Component Manufacture[J].SAMPE Journal,2004(2):30-34. |
| [6] | Schmachtenberg E;zur Heide JS;Topker J .Application of ultrasonics for the process control of Resin Transfer Moulding (RTM)[J].Polymer Testing,2005(3):330-338. |
| [7] | KLOSTEMAN D A;SALIBA T E .Development of an online,in-situ fiber-optic void sensor[J].Journal of Thermoplastic Composite Materials,1994,7(03):219-229. |
| [8] | S. DRAPER;J. MONATTE;O. ELBOUAZZAOUI .Characterization of transient through-thickness permeabilities of Non Crimp New Concept (NC2) multiaxial fabrics[J].Composites, Part A. Applied science and manufacturing,2005(7):877-892. |
| [9] | S. Thomas;C. Bongiovanni;S.R. Nutt .In Situ Estimation Of Through-thickness Resin Flow Using Ultrasound[J].Composites science and technology,2008(15/16):3093-3098. |
| [10] | ST(O)VEN T;WEYRAUCH F;MITTSCHANG P;NRITZEL M .Continuous monitoring of three-dimensional resin flow through a fiber perform[J].Composites:Part (A),2003,34(06):475-480. |
| [11] | Renaldas Raisut;Rymantas Kazys;Egidijus Zukauskas;Liudas Mazeika .Ultrasonic air-coupled testing of square-shape CFRP composite rods by means of guided waves[J].NDT & E International: Independent Nondestructive Testing and Evaluation,2011(7):645-654. |
| [12] | R. Kazys;A. Demcenko;L. Mazeika;R. Sliteris;E. Zukauskas .Air-coupled ultrasonic non-destructive testing of aerospace components[J].Insight: Non-Destructive Testing and Condition Monitoring,2007(4):195-199. |
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