| 查看: 633 | 回复: 8 | ||
| 【奖励】 本帖被评价8次，作者2743185增加金币 6.4 个 | ||
[资源]
GAS TRANSPORT AND WATER VAPOURIZATION IN out of autoclave prepreg laminates
|
||
|
GAS TRANSPORT AND WATER VAPOURIZATION IN out of autoclave prepreg laminates ABSTRACT ........................................................................................................... ii TABLE CONTENTS ............................................................................................. iv LIST OF TABLES ................................................................................................ vii LIST OF FIGURES ............................................................................................. viii ACKNOWLEDGEMENTS ................................................................................... xv 1 INTRODUCTION ............................................................................................ 1 1.1 COMPOSITES PROCESSING ................................................................ 2 1.1.1 Autoclave and VBO Processing ........................................................ 5 1.2 OUT-OF-AUTOCLAVE PREPREG: CYCOM 5320/T650 ......................... 9 1.3 OBJECTIVES ......................................................................................... 10 2 LITERATURE REVIEW ................................................................................ 13 2.1 GAS TRANSPORT ................................................................................ 13 2.2 PERMEABILITY ..................................................................................... 16 2.2.1 Application of Darcy’s Law .............................................................. 20 2.3 MICROSCOPY ....................................................................................... 25 2.4 WATER VAPOURIZATION .................................................................... 29 2.4.1 Application of Kardos’ Solubility Model ............................................ 31 2.4.2 Application of Clausius-Clapeyron Equation ................................... 32 2.4.3 Application of Langmuir Evaporation Equation ................................ 34 v 3 PERMEABILITY TESTING ........................................................................... 36 3.1 METHODS ............................................................................................. 36 3.1.1 In-Plane Setup ................................................................................ 38 3.1.2 Long Debulk Setup .......................................................................... 44 3.1.3 Through-Thickness.......................................................................... 45 3.1.4 Microscopy ...................................................................................... 48 3.2 RESULTS ............................................................................................... 54 3.2.1 In-Plane Results .............................................................................. 54 3.2.2 Long Debulk Results ....................................................................... 56 3.2.3 Through-Thickness Results ............................................................. 58 3.2.4 Microscopy Results ......................................................................... 61 4 WATER VAPOURIZATION TESTING .......................................................... 70 4.1 METHODS ............................................................................................. 70 4.1.1 Humidity Conditioning Test ............................................................. 73 4.1.2 Water Vapourization Test ................................................................ 75 4.1.3 Vacuum Bagged Water Vapourization Test .................................... 78 4.2 RESULTS ............................................................................................... 81 4.2.1 Humidity Conditioning Results ........................................................ 81 4.2.2 Water Vapourization Results ........................................................... 85 4.2.3 Vacuum Bagged Water Vapourization Results ............................... 92 vi 5 DISCUSSION ............................................................................................... 96 5.1 Anisotropy of Gas Transport .................................................................. 96 5.2 Evolution of Gas Transport with Process History ................................... 99 5.3 Effect of Humidity on Moisture Content ................................................ 102 5.4 Water Vapour Flow Measurements with Mass Flow Sensors .............. 104 5.5 Timescales for Moisture Removal ........................................................ 105 5.6 Water Vapourization During VBO Processing ...................................... 107 6 CONCLUSION ............................................................................................ 112 6.1 Future Work ......................................................................................... 116 REFERENCES ................................................................................................. 119 APPENDICES ................................................................................................... 131 A) Derivation of Modified Darcy’s Law ...................................................... 131 B) Verification of Laminar Flow ................................................................. 133 C) Total System Leak Test........................................................................ 135 D) Inter-Chamber Leak Test, Transverse Gas Flow, and Air-Channel Bridging ................................................................................................ 136 E) Procedure for Initial Moisture Conditioning Trial ................................... 138 F) Flow Calibration Calculation ................................................................. 141 G) Vacuum Bagged Water Vapourization Leak Test ................................. 142 |
回复此楼» 本帖附件资源列表
-
欢迎监督和反馈：小木虫仅提供交流平台，不对该内容负责。
本内容由用户自主发布，如果其内容涉及到知识产权问题，其责任在于用户本人，如对版权有异议，请联系邮箱：xiaomuchong@tal.com - 附件 1 : GAS_TRANSPORT_AND_WATER_VAPOURIZATION_IN_out_of_autoclave_prepreg_laminates_.pdf
2014-06-28 21:23:40, 5.93 M
» 猜你喜欢
土木水利调剂
已经有0人回复
-
293 调剂
已经有1人回复
-
建筑环境与结构工程论文润色/翻译怎么收费?
已经有153人回复
-
西京学院土木水利研究生调剂
已经有0人回复
-
招收调剂研究生——西京 土木水利
已经有0人回复
-
293求调剂
已经有2人回复
-
293求调剂
已经有6人回复
-
西京学院-结构工程-2026研究生调剂
已经有0人回复
-
南通大学-交通与土木工程学院 招调剂学生
已经有15人回复
-
【广州】仲恺农业工程学院城乡建设学院土木水利专业硕士招调剂
已经有0人回复
-
b区调剂
已经有0人回复
简单回复
2014-06-29 18:06
回复
五星好评 顶一下，感谢分享！
lwg33楼
2014-06-30 10:08
回复
五星好评 顶一下，感谢分享！
绿色浪漫4楼
2014-06-30 20:31
回复
五星好评 顶一下，感谢分享！
Micheao5楼
2014-10-15 23:37
回复
五星好评 顶一下，感谢分享！
2014-10-16 05:41
回复
五星好评 顶一下，感谢分享！
月亮53387楼
2014-10-19 13:56
回复
五星好评 顶一下，感谢分享！
2015-05-14 22:16
回复
五星好评 顶一下，感谢分享！
2016-03-03 21:40
回复
五星好评 顶一下，感谢分享！
