{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术是基于赫兹接触理论发展起来的研究材料力学性能的新方法,尽管起步较晚,但是对材料力学性能特征和变化的研究是非常有效的.概述了近40年利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术分析材料局部损伤和评价材料弹塑性特征的理论和研究进展,重点阐述了利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术和赫兹接触理论评价材料恢复系数和动态硬度特征及变化的可行性、敏感性和精确性.结合研究现状对<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术中隐含的问题进行了划分,并展望了未来<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术的发展方向.","authors":[{"authorName":"岳汉威","id":"792f9778-7525-46fc-93f7-d3f5072db18b","originalAuthorName":"岳汉威"},{"authorName":"马振珠","id":"54eefca1-c522-456e-9183-3b98006df16f","originalAuthorName":"马振珠"},{"authorName":"包亦望","id":"50fa8905-cf18-4776-a6c4-67d14ab3f8d0","originalAuthorName":"包亦望"}],"doi":"","fpage":"106","id":"e7194d35-9470-4fdc-b718-86b39bc0fdfb","issue":"11","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"29d7c017-e516-4460-aa54-95c1415164ac","keyword":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>","originalKeyword":"冲击球压"},{"id":"dc4c770c-e365-4815-9301-f9c7560cfe61","keyword":"赫兹理论","originalKeyword":"赫兹理论"},{"id":"e5bc33a5-8945-44e2-b944-5a359e8b5dbf","keyword":"局部损伤","originalKeyword":"局部损伤"},{"id":"8ac2bf70-e9e2-4ed2-8835-e88b9ab1980e","keyword":"恢复系数","originalKeyword":"恢复系数"},{"id":"1f62dcc7-513f-4009-8838-e115ee56fccd","keyword":"动态硬度","originalKeyword":"动态硬度"},{"id":"ac1ab229-e732-4475-997e-b68e93508055","keyword":"弹塑性特征","originalKeyword":"弹塑性特征"}],"language":"zh","publisherId":"cldb201011024","title":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术研究材料局部损伤和弹塑性特征","volume":"24","year":"2010"},{"abstractinfo":"pH=2．54，5mass％的硫酸铵溶液作为腐蚀介质，以干湿循环为条件，利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究了混凝土<span style=\"color:red\">冲击</span>荷载．压痕尺寸、<span style=\"color:red\">冲击</span>应力．应变关系；对与<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验相关的其他物理量如抗压强度比、损伤区扩展、试件质量变化及溶液pH值变化等也进行了研究。研究发现<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验得到的混凝土<span style=\"color:red\">冲击</span>荷载-压痕尺寸关系曲线在低荷载范围呈双线性关系，且随着腐蚀作用的进行曲线斜率逐渐降低；<span style=\"color:red\">冲击</span>应力随着应变的增加而降低，且随着腐蚀作用的进行<span style=\"color:red\">冲击</span>应力．应变关系斜率整体降低。随着<span style=\"color:red\">冲击</span>荷载的增加，球头对混凝土表面造成的磨损、损伤以及局部变形程度远远高于荷载增加速率。在一定时间范围内，酸性硫酸铵溶液不会对混凝土的宏观力学性能产生较大的影响，但是发生的腐蚀反应却足以改变}昆凝土表面的性质。","authors":[{"authorName":"岳汉威","id":"d3842f3c-8b46-40d5-9aaf-07c4a5763110","originalAuthorName":"岳汉威"},{"authorName":"马振珠","id":"ff765246-4052-407b-b48e-4f335b5ce16c","originalAuthorName":"马振珠"},{"authorName":"包亦望","id":"006b1c7f-a7af-41c0-978b-c913f340eb02","originalAuthorName":"包亦望"}],"doi":"","fpage":"309","id":"0736ab64-4828-4dd4-8844-aecd367d2b48","issue":"4","journal":{"abbrevTitle":"ZGFSYFHXB","coverImgSrc":"journal/img/cover/中国腐蚀封面19-3期-01.jpg","id":"81","issnPpub":"1005-4537","publisherId":"ZGFSYFHXB","title":"中国腐蚀与防护学报"},"keywords":[{"id":"b09ce127-423c-43a6-8d89-d816b1001c03","keyword":"混凝土","originalKeyword":"混凝土"},{"id":"59240166-2804-4c0a-ab9c-198e5d8bde6c","keyword":"表面","originalKeyword":"表面"},{"id":"dc245fc2-9113-40ae-9a38-e70f0a810191","keyword":"腐蚀","originalKeyword":"腐蚀"},{"id":"129d54be-b0d1-4e81-b185-07083d644bb5","keyword":"干湿循环","originalKeyword":"干湿循环"},{"id":"05bd5e1f-fcdb-46ea-9b50-64b1ca7037f3","keyword":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>","originalKeyword":"冲击球压"}],"language":"zh","publisherId":"zgfsyfhxb201104014","title":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究混凝土表面的腐蚀损伤","volume":"31","year":"2011"},{"abstractinfo":"pH=2．54，5mass％的硫酸铵溶液作为腐蚀介质，以干湿循环为条件，利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究了混凝土<span style=\"color:red\">冲击</span>荷载．压痕尺寸、<span style=\"color:red\">冲击</span>应力．应变关系；对与<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验相关的其他物理量如抗压强度比、损伤区扩展、试件质量变化及溶液pH值变化等也进行了研究。研究发现<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验得到的混凝土<span style=\"color:red\">冲击</span>荷载-压痕尺寸关系曲线在低荷载范围呈双线性关系，且随着腐蚀作用的进行曲线斜率逐渐降低；<span style=\"color:red\">冲击</span>应力随着应变的增加而降低，且随着腐蚀作用的进行<span style=\"color:red\">冲击</span>应力．应变关系斜率整体降低。随着<span style=\"color:red\">冲击</span>荷载的增加，球头对混凝土表面造成的磨损、损伤以及局部变形程度远远高于荷载增加速率。在一定时间范围内，酸性硫酸铵溶液不会对混凝土的宏观力学性能产生较大的影响，但是发生的腐蚀反应却足以改变}昆凝土表面的性质。","authors":[{"authorName":"岳汉威","id":"bfcb7025-d66d-4f07-b68e-c5843d264ba9","originalAuthorName":"岳汉威"},{"authorName":"马振珠","id":"7442631e-274a-4e3c-93d8-feb74fabed21","originalAuthorName":"马振珠"},{"authorName":"包亦望","id":"ade7c9c6-d093-42d3-ab71-5d1fbaa725e7","originalAuthorName":"包亦望"}],"doi":"","fpage":"309","id":"8591e7c3-c9fa-48f3-8959-311f39261cb6","issue":"4","journal":{"abbrevTitle":"ZGFSYFHXB","coverImgSrc":"journal/img/cover/中国腐蚀封面19-3期-01.jpg","id":"81","issnPpub":"1005-4537","publisherId":"ZGFSYFHXB","title":"中国腐蚀与防护学报"},"keywords":[{"id":"ac10ac31-c3bb-4b4a-9007-5635fed31e13","keyword":"混凝土","originalKeyword":"混凝土"},{"id":"595e8384-85a6-4f16-ae9a-84ae83c1989e","keyword":"表面","originalKeyword":"表面"},{"id":"9d124d5b-885d-4ffd-8ef1-ac3a1544fefb","keyword":"腐蚀","originalKeyword":"腐蚀"},{"id":"4df102de-4ecb-4e80-bbb6-ece769eba2f5","keyword":"干湿循环","originalKeyword":"干湿循环"},{"id":"df1820f9-b07d-4c89-a814-cbf52f23efa0","keyword":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>","originalKeyword":"冲击球压"}],"language":"zh","publisherId":"zgfsyfhxb201104014","title":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究混凝土表面的腐蚀损伤","volume":"31","year":"2011"},{"abstractinfo":"为了研究硬化阶段混凝土表面性能受环境影响而变化的特性,利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术研究了非常规养护制度下(室外、水中及5%Na2SO4溶液)混凝土的<span style=\"color:red\">冲击</span>荷载与压痕尺寸的关系、动态硬度及恢复系数,对混凝土材料的<span style=\"color:red\">冲击</span>压痕形貌进行了分析.结果表明:(1)水中养护的混凝土动态硬度和恢复系数较大,随着养护时间的延续增长最快;自然环境中放置的混凝土动态硬度和恢复系数最小,硬化初期这两项性能有一定的增长,但是在硬化中后期发生下降;(2)5%Na2SO4溶液中养护的混凝土硬化初期动态硬度和恢复系数较大,随养护时间的延续动态硬度缓慢增长,而恢复系数明显下降;整个试验证明,利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>技术评价混凝土的硬化程度是可行的.","authors":[{"authorName":"岳汉威","id":"05e35374-2e25-4a5a-b890-bacdc202407c","originalAuthorName":"岳汉威"},{"authorName":"马振珠","id":"e06ff1ba-f98c-49b0-80a7-8102e0fa279d","originalAuthorName":"马振珠"},{"authorName":"刘叶栋","id":"df689a83-3b92-4236-8c7a-954c286dc70f","originalAuthorName":"刘叶栋"},{"authorName":"李宁","id":"c11d5168-fe67-44ae-8d91-a05cdafa3c0f","originalAuthorName":"李宁"},{"authorName":"张立君","id":"f66e7ea2-2a5c-4b27-b7f3-a88d78560807","originalAuthorName":"张立君"}],"doi":"","fpage":"491","id":"0ff12ced-371c-403e-8a36-21e10f3dad05","issue":"2","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"9eea7ee7-a121-4468-b124-6a6cf2ea27a3","keyword":"混凝土","originalKeyword":"混凝土"},{"id":"d2b4f138-52a4-42a7-aa30-4e4cd3bd7f13","keyword":"硬化阶段","originalKeyword":"硬化阶段"},{"id":"9da362cb-310b-49ef-81ec-5027914076b2","keyword":"表面","originalKeyword":"表面"},{"id":"d00ae5e2-dd84-4d8c-b71c-9bf7d1b8427f","keyword":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>","originalKeyword":"冲击球压"},{"id":"95517915-03b7-40cc-bf1b-6081907c18da","keyword":"动态硬度","originalKeyword":"动态硬度"},{"id":"1621815e-2803-44d9-b414-a1a9a9a771bd","keyword":"恢复系数","originalKeyword":"恢复系数"}],"language":"zh","publisherId":"gsytb201002048","title":"利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法评价混凝土表面的硬化特征","volume":"29","year":"2010"},{"abstractinfo":"pH=2.54, 5 mass%的硫酸铵溶液作为腐蚀介质，以干湿循环为条件，利用<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究了混凝土<span style=\"color:red\">冲击</span>荷载-压痕尺寸、<span style=\"color:red\">冲击</span>应力-应变关系；对与<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验相关的其他物理量如抗压强度比、损伤区扩展、试件质量变化及溶液pH值变化等也进行了研究。研究发现<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>试验得到的混凝土<span style=\"color:red\">冲击</span>荷载-压痕尺寸关系曲线在低荷载范围呈双线性关系，且随着腐蚀作用的进行曲线斜率逐渐降低；<span style=\"color:red\">冲击</span>应力随着应变的增加而降低，且随着腐蚀作用的进行<span style=\"color:red\">冲击</span>应力-应变关系斜率整体降低。随着<span style=\"color:red\">冲击</span>荷载的增加，球头对混凝土表面造成的磨损、损伤以及局部变形程度远远高于荷载增加速率。在一定时间范围内，酸性硫酸铵溶液不会对混凝土的宏观力学性能产生较大的影响，但是发生的腐蚀反应却足以改变混凝土表面的性质。","authors":[{"authorName":"岳汉威","id":"5c46a2ca-be0a-43f6-aa62-1e2c4219f927","originalAuthorName":"岳汉威"},{"authorName":"马振珠","id":"5f5fb352-2afd-4ee0-8646-ad99307bd20e","originalAuthorName":"马振珠"},{"authorName":"包亦望","id":"2307f692-8444-4900-a2da-dc703b7df076","originalAuthorName":"包亦望"}],"categoryName":"|","doi":"","fpage":"309","id":"c972a98d-86a9-43d6-9adf-4b95a588185a","issue":"4","journal":{"abbrevTitle":"ZGFSYFHXB","coverImgSrc":"journal/img/cover/中国腐蚀封面19-3期-01.jpg","id":"81","issnPpub":"1005-4537","publisherId":"ZGFSYFHXB","title":"中国腐蚀与防护学报"},"keywords":[{"id":"858bbbfa-064e-48e2-9ea4-e9df00846280","keyword":"混凝土","originalKeyword":"混凝土"},{"id":"a030ae1f-f027-4270-bf3a-f926dca6d8c4","keyword":"surface","originalKeyword":"surface"},{"id":"b14c97f6-fc32-4a4c-ae8d-f9f16e343010","keyword":"erosion","originalKeyword":"erosion"},{"id":"f5088a0d-61b9-4718-9e37-f961981ceeb7","keyword":"wetting-drying cycle","originalKeyword":"wetting-drying cycle"},{"id":"d15c6bae-0000-4ad8-be67-f0f2f679ad13","keyword":"sphere impact","originalKeyword":"sphere impact"}],"language":"zh","publisherId":"1005-4537_2011_4_10","title":"<span style=\"color:red\">冲击球</span><span style=\"color:red\">压</span>法研究混凝土表面的腐蚀损伤","volume":"31","year":"2011"},{"abstractinfo":"针对<span style=\"color:red\">冲击</span>后复合材料层合板,发展了含<span style=\"color:red\">冲击</span>初始损伤层合板的<span style=\"color:red\">压</span>-<span style=\"color:red\">压</span>疲劳寿命预测方法.该方法基于无损单向板的力学性能和疲劳特性,对不同铺层参数、不同几何尺寸以及不同<span style=\"color:red\">冲击</span>条件下层合板的疲劳寿命进行预测.为消除人为假设<span style=\"color:red\">冲击</span>损伤造成的误差,对层合板在<span style=\"color:red\">冲击</span>载荷及<span style=\"color:red\">冲击</span>后疲劳载荷作用下的破坏进行全程分析,即把<span style=\"color:red\">冲击</span>后层合板的实际损伤状态直接作为疲劳分析的初始状态.同时基于逐渐损伤思想,推导了含<span style=\"color:red\">冲击</span>初始损伤层合板的应力分析过程,建立了相应的三维逐渐累积损伤模型,开发了参数化的复合材料层合结构<span style=\"color:red\">冲击</span>及<span style=\"color:red\">冲击</span>后疲劳破坏模拟程序,为复合材料层合结构的抗<span style=\"color:red\">冲击</span>设计及其疲劳损伤扩展行为研究提供了较好的技术平台.","authors":[{"authorName":"徐颖","id":"3b6c6599-ac7c-4a2c-a52c-645df32eb909","originalAuthorName":"徐颖"},{"authorName":"温卫东","id":"63d845fc-5b97-4949-b45f-e48f6710828c","originalAuthorName":"温卫东"},{"authorName":"崔海涛","id":"3a5d6965-f78b-406c-8716-7cbf077c41bc","originalAuthorName":"崔海涛"}],"doi":"10.3321/j.issn:1000-3851.2007.02.027","fpage":"159","id":"0d0ed4ee-f036-4863-9f10-f041689d9086","issue":"2","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"8cb4f620-62dc-4bc4-8460-cfcddb852902","keyword":"<span style=\"color:red\">冲击</span>","originalKeyword":"冲击"},{"id":"9530e8d3-ab0c-4911-9252-c3151bd64263","keyword":"<span style=\"color:red\">压</span>-<span style=\"color:red\">压</span>疲劳寿命","originalKeyword":"压-压疲劳寿命"},{"id":"d839f37e-6d5d-4b97-8cf8-bd3c452b36a7","keyword":"复合材料层合板","originalKeyword":"复合材料层合板"},{"id":"1c27a633-bced-4039-983d-54f18f763a7e","keyword":"逐渐损伤","originalKeyword":"逐渐损伤"}],"language":"zh","publisherId":"fhclxb200702027","title":"复合材料层合板<span style=\"color:red\">冲击</span>后<span style=\"color:red\">压</span>-<span style=\"color:red\">压</span>疲劳寿命预测方法","volume":"24","year":"2007"},{"abstractinfo":"为了研究超声<span style=\"color:red\">冲击</span>处理对钛合金焊缝<span style=\"color:red\">压</span>应力的影响,通过在不同的工作电流、不同的<span style=\"color:red\">冲击</span>头的工作条件下,对不同厚度的钛合金焊接试板进行超声<span style=\"color:red\">冲击</span>处理.结果表明超声<span style=\"color:red\">冲击</span>产生的<span style=\"color:red\">压</span>应力与焊接试板的厚度和结构没有明显的对应关系,而与<span style=\"color:red\">冲击</span>头的类型与工作电流有关.同时<span style=\"color:red\">压</span>应力的大小与工作电流呈线性正相关,并且通过拟合得到的直线能够比较准确的反应电流与<span style=\"color:red\">压</span>应力的关系.试验结果表明超声<span style=\"color:red\">冲击</span>不仅可以在焊缝及热影响区产生对工件有益的<span style=\"color:red\">压</span>应力,同时通过控制工艺参数,可以控制<span style=\"color:red\">压</span>应力的大小.","authors":[{"authorName":"马杰","id":"fd9d295e-2db7-45de-93da-3703b19485b2","originalAuthorName":"马杰"},{"authorName":"尤逢海","id":"a46437f2-2e19-4e19-b2e6-fcf20b5f53a8","originalAuthorName":"尤逢海"},{"authorName":"方声远","id":"1a747723-5e0f-44a0-afc4-df510ad00646","originalAuthorName":"方声远"},{"authorName":"贺晓军","id":"b663b35e-2b5c-483b-80ff-3ae417328f72","originalAuthorName":"贺晓军"},{"authorName":"高晓鹏","id":"66009698-75b1-42bd-8898-c2098d4bea61","originalAuthorName":"高晓鹏"}],"doi":"10.3969/j.issn.1007-2330.2012.01.020","fpage":"89","id":"c2a9f3a3-c2a4-4a97-bfce-b5f3dd14c487","issue":"1","journal":{"abbrevTitle":"YHCLGY","coverImgSrc":"journal/img/cover/YHCLGY.jpg","id":"77","issnPpub":"1007-2330","publisherId":"YHCLGY","title":"宇航材料工艺   "},"keywords":[{"id":"fc4df19f-3f46-4180-897d-bea39439a55b","keyword":"钛合金","originalKeyword":"钛合金"},{"id":"8389995f-3a40-46b2-9258-833fe4685903","keyword":"超声<span style=\"color:red\">冲击</span>","originalKeyword":"超声冲击"},{"id":"2b1ab303-9864-416c-bf28-895c2159f8f9","keyword":"<span style=\"color:red\">压</span>应力","originalKeyword":"压应力"}],"language":"zh","publisherId":"yhclgy201201020","title":"超声<span style=\"color:red\">冲击</span>对钛合金焊缝表面<span style=\"color:red\">压</span>应力的影响","volume":"42","year":"2012"},{"abstractinfo":"研究局部挤压慢<span style=\"color:red\">压</span>射A356压铸件不同部位处的微观组织及<span style=\"color:red\">冲击</span>性能.结果表明:铸态下共晶Si粒子大多为纤维状或长针状,呈不均匀的网状分布,<span style=\"color:red\">冲击</span>吸收功在1.17～2.35 J的范围内变化后;经T6热处理后,团簇状Al-Si共晶相明显减少,共晶Si粒子呈现出粒状或短棒状,且细小均匀,Si粒子的长宽比和面积分数都有显著降低,<span style=\"color:red\">冲击</span>吸收功在1.45～3.80 J的范围内变化,比铸态有明显提高.分析2种情况下不同部位处的断裂方式,数学回归分析表明,<span style=\"color:red\">冲击</span>性能由二次枝晶间距和Si粒子长宽比共同决定.","authors":[{"authorName":"白砚飞","id":"95a3d912-8cf2-42ec-948a-f05ff38489f6","originalAuthorName":"白砚飞"},{"authorName":"赵海东","id":"09aefbaa-7296-4986-b281-3b8a52233944","originalAuthorName":"赵海东"},{"authorName":"李元元","id":"60a07ccb-9146-4f28-aec3-e2f8cf462311","originalAuthorName":"李元元"},{"authorName":"康志新","id":"0c5b61a0-72c8-4ba1-a4f6-978780b7ee76","originalAuthorName":"康志新"}],"doi":"","fpage":"442","id":"2d476824-5184-4ba2-a82c-24a61859a02c","issue":"3","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"ce8bb402-c6eb-4be1-ae0b-2b6a7c61d04a","keyword":"A356压铸件","originalKeyword":"A356压铸件"},{"id":"8cd91be1-7a8c-49ab-ac24-d9308a69434a","keyword":"慢<span style=\"color:red\">压</span>射压铸","originalKeyword":"慢压射压铸"},{"id":"dc3d4b6b-179c-40fe-9d44-a5a95419b091","keyword":"微观组织","originalKeyword":"微观组织"},{"id":"8e753e1c-9f55-4fec-be69-7386f2df2d00","keyword":"<span style=\"color:red\">冲击</span>性能","originalKeyword":"冲击性能"}],"language":"zh","publisherId":"zgysjsxb201003011","title":"局部挤压慢<span style=\"color:red\">压</span>射A356压铸件的微观组织与<span style=\"color:red\">冲击</span>性能","volume":"20","year":"2010"},{"abstractinfo":"静荷载25 N、振幅30 μm、<span style=\"color:red\">冲击</span>数36 000次/mm2下对TC4钛合金去应力退火及固溶时效两种状态进行超声表面<span style=\"color:red\">冲击</span>强化处理,研究其对TC4拉<span style=\"color:red\">压</span>疲劳性能的影响.对处理后的微观组织、硬度、强塑性变形(SPD)层、残余应力、疲劳性能和断裂特征进行分析.结果表明:处理后在TC4表面均获得约40 μm深的强塑性变形层、表面硬度及残余<span style=\"color:red\">压</span>应力均被提高、表面粗糙度有较好的维持、两种状态的108周次的疲劳强度分别提升7.0％和10.7％;106周次前裂纹主要由表面萌生,106周次后裂纹源核心表现为SPD层与核心之间的变形α相,其形状狭长且平行于试件边缘.建立经典材料力学模型对其轴向应力进行分析,有助于理解内部裂纹源.","authors":[{"authorName":"曹小建","id":"4e140c69-6eb0-4da0-bd77-3d1e8d56623c","originalAuthorName":"曹小建"},{"authorName":"片英植","id":"eb9ef34b-b1b5-4008-ba21-d5f77ccd3590","originalAuthorName":"片英植"},{"authorName":"金江","id":"f5fa5544-e1d2-4a4e-9915-4a6136da051b","originalAuthorName":"金江"},{"authorName":"许罗鹏","id":"0b9ef64b-b7b0-4707-ad28-1501de47a48a","originalAuthorName":"许罗鹏"},{"authorName":"王宠","id":"2a7712ed-ae94-4c18-ad00-162d71bf3ef5","originalAuthorName":"王宠"},{"authorName":"王清远","id":"fd713742-9b1f-4c0b-9631-961f4c200387","originalAuthorName":"王清远"}],"doi":"10.11933/j.issn.1007-9289.20160718001","fpage":"48","id":"2059ea17-f203-4c6d-8175-91fa06599115","issue":"2","journal":{"abbrevTitle":"ZGBMGC","coverImgSrc":"journal/img/cover/ZGBMGC.jpg","id":"79","issnPpub":"1007-9289","publisherId":"ZGBMGC","title":"中国表面工程"},"keywords":[{"id":"8cf798b3-a4a3-47aa-8166-0ecafe4071b2","keyword":"超声<span style=\"color:red\">冲击</span>","originalKeyword":"超声冲击"},{"id":"271fc23f-5fce-40cc-93cf-8b844a5bdd7c","keyword":"疲劳","originalKeyword":"疲劳"},{"id":"6c37ae7d-13c8-4630-9317-81643c6b78d3","keyword":"裂纹","originalKeyword":"裂纹"},{"id":"bc280d44-0239-4f46-a87d-8c27881611de","keyword":"钛合金","originalKeyword":"钛合金"}],"language":"zh","publisherId":"zgbmgc201702006","title":"超声<span style=\"color:red\">冲击</span>强化对TC4钛合金拉<span style=\"color:red\">压</span>疲劳性能的影响","volume":"30","year":"2017"},{"abstractinfo":"为研究铝壳厚度和泡沫铝密度对填充结构<span style=\"color:red\">压</span>溃吸能特性的影响,运用LS-DYNA有限元软件,对不同厚度、不同密度的填充结构在幅值为30000g、脉宽为160 μs半正弦加速度<span style=\"color:red\">冲击</span>下进行数值模拟,提出载荷效率、比吸能、隔冲效率以及最大加速度响应4个指标评价结构的<span style=\"color:red\">压</span>溃吸能特性.研究表明,结构的缓冲效果主要由壳的厚度决定,而能量吸收过程中壳和泡沫铝相互影响、共同作用.综合上述4个因素,在不同组合的填充结构中S0.6F0.7缓冲吸能特性最好.","authors":[{"authorName":"高猛","id":"b5a45101-dd03-4795-a470-6ec6f93d3a07","originalAuthorName":"高猛"},{"authorName":"徐鹏","id":"2f3aebea-c0de-4f59-b6e4-2ea2fe9baaf2","originalAuthorName":"徐鹏"}],"doi":"","fpage":"45","id":"dc80c0bf-b924-418e-bb07-ad2d79d413ec","issue":"1","journal":{"abbrevTitle":"BQCLKXYGC","coverImgSrc":"journal/img/cover/BQCLKXYGC.jpg","id":"4","issnPpub":"1004-244X","publisherId":"BQCLKXYGC","title":"兵器材料科学与工程   "},"keywords":[{"id":"50647c38-4791-4636-8189-023cdeb80611","keyword":"泡沫铝填充铝壳","originalKeyword":"泡沫铝填充铝壳"},{"id":"e8cbd924-1fe1-4484-920b-c440d1db62c6","keyword":"LS-DYNA","originalKeyword":"LS-DYNA"},{"id":"49a4d686-0f05-4c9c-9b77-7addff619035","keyword":"比吸能","originalKeyword":"比吸能"},{"id":"a72cc9b9-1c80-4f41-9dfa-a9a0bb758612","keyword":"隔冲效率","originalKeyword":"隔冲效率"}],"language":"zh","publisherId":"bqclkxygc201601011","title":"高<span style=\"color:red\">冲击</span>下泡沫铝填充结构<span style=\"color:red\">压</span>溃吸能研究","volume":"39","year":"2016"}],"totalpage":1141,"totalrecord":11409}