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时 岩,等:

              储氢气瓶缠绕层缺陷的多尺度工业 CT 检测及其成因分析

              利用光镜和扫描电镜技术对工业CT检测结果进行                                 computed  tomography[C]//International  Conference
              验证。主要结论如下。                                             on  Mechatronic  Engineering  and  Artificial  Intelligence
                 (1)根据分层缺陷厚度,可将其分为厚度约为                              (MEAI 2023).Shenyang:SPIE,2024(12):15-17.
                                                                  [5]  NEBE  M,ASIJEE  T  J,BRAUN  C,et  al.
              0. 3,0. 1,0. 03 mm的缺陷。其中,厚度约为0. 3 mm
                                                                     Experimental  and  analytical  analysis  on  the  stacking
              的分层缺陷主要存在于瓶颈和瓶肩,产生原因是铝
                                                                     sequence  of  composite  pressure  vessels[J]. Composite
              内胆瓶颈处外表面存在凹面、瓶肩附近竖直方向上                                 Structures,2020,247:112429.
              缠绕层的螺旋/环向缠绕方式不同导致了碳纤维缠                              [6]  朱延霆,梁丽红,张亚军,等. 碳纤维复合材料气瓶的
              绕层桥接;厚度约为0. 1 mm的分层缺陷主要存在于                             CT检测实验研究[J]. CT理论与应用研究,2013,22(4):
              瓶颈、瓶肩和筒体的螺旋缠绕区域内,产生原因是螺                                651-658.
              旋缠绕层缠绕不连续;厚度约为0. 03 mm的分层缺                          [7]  SHI  Y,TANG  P,MIAO  C  J,et  al.Research  on
              陷主要存在于缠绕层层间间隙处,产生原因可能是                                 defect detection of fully-wrapped carbon fiber reinforced
              机加工过程中发生了缠绕层树脂基体开裂。                                    hydrogen  storage  cylinder  with  an  aluminum  liner  by
                                                                     industrial  computed  tomography[C]//Proceedings  of
                 (2)工业CT的检出最小缺陷尺寸接近CT图像
                                                                     ASME  2022  Pressure  Vessels  &  Piping  Conference.
              体素尺寸的3倍。当体素尺寸为101 μm时,可检出
                                                                     Las Vegas:[s.n],2022(5):17-22.
              厚度约为0. 3 mm的分层缺陷;当体素尺寸为37 μm                        [8]  张定华, 黄魁东,程云勇. 锥束CT技术及其应用[M]. 西
              时,可检出厚度约为 0. 3 mm和 0. 1 mm的分层缺                         安:西北工业大学出版社,2010.
              陷、厚度约为0. 2 mm的玻璃纤维层;当体素尺寸为                          [9]  NIKISHKOV  Y,AIROLDI  L,MAKEEV  A.
              12 μm时, 可检出厚度约为0. 1 mm和0. 03 mm的分                      Measurement of voids in composites by X-ray computed
              层缺陷。经过光镜和扫描电镜的显微组织表征,工                                 tomography[J]. Composites  Science  and  Technology,
                                                                     2013,89:89-97.
              业CT在分层缺陷定性、厚度定量,以及缠绕层缠绕
                                                                  [10]  KRUMM  M,KASPERL  S,FRANZ  M.Reducing
              方式的判断等方面得到了验证。
                                                                     non-linear artifacts of multi-material objects in industrial
              参考文献:                                                  3D  computed  tomography[J]. NDT  &  E  International,
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                   析和对策的几点思考[J]. 压力容器,2020,37(6):39-47.              analysis  and  influence  factors  research  of  carbon-fiber
                [2]  ZHOU  W,WANG  J,PAN  Z  B,et  al.Review         wound composite gas cylinder with aluminum liner[C]//
                   on  optimization  design,failure  analysis  and  non-  Proceedings of ASME 2020 Pressure Vessels & Piping

                   destructive  testing  of  composite  hydrogen  storage   Conference.Online:[s.n],2020.
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                [3]  赵洪宝,马丹,马超群,等. 航空用碳纤维复合材料                        for  composite  high-pressure  hydrogen  storage
                   典型缺陷无损检测技术研究[J]. 电子制作,2020(24):                   tanks[J]. International  Journal  of  Hydrogen  Energy,
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                   defect  detection  and  wall  thickness  analysis  of  fully-  in type-IV composite pressure vessels manufactured by a
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                   cylinder  for  unmanned  aerial  vehicles  by  industrial   Pressure Vessels and Piping,2024(208):105154.















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                                                                                         2024 年 第 46 卷 第 11 期
                                                                                                  无损检测
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