{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用有限元分析方法(Finite Element Analysis,FEA)对平板流铸工艺(Planar-flow Melt Spinning,PFMS)生产非晶带材过程中的冷却进行了稳态温度场数值模拟,获得了冷却温度场及其热流的分布特点,并探讨了外径、厚、速3个参数对表面温度的影响规律.结果表明:增大外径,减小厚,降低速,均有助于降低面温度.由正交试验结果可知,对外表面温度的影响作用由大到小的顺序依次为厚、速、外径;对内表面温度的影响作用由大到小的顺序依次为速、外径、厚.最后通过综合平衡分析,得出了能将面温度控制在目标范围内的参数优化设计方案.此项研究为非晶带材平板流铸成形的模具设计及工艺优化实践提供了理论支持.","authors":[{"authorName":"郭茜","id":"3cff9d17-f687-483c-97dc-d1483b1ff6c5","originalAuthorName":"郭茜"},{"authorName":"严密","id":"1cb22f5e-ec6d-4698-87bb-22bb08b536dc","originalAuthorName":"严密"}],"doi":"","fpage":"2048","id":"98dce3a1-e8a4-4950-b23f-256019fc3e2e","issue":"8","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"8c03d5a3-5552-46ba-9805-d4c50b2ffab1","keyword":"有限元","originalKeyword":"有限元"},{"id":"7fbc8123-28ea-43fc-8e2c-9b079a7cc01b","keyword":"数值模拟","originalKeyword":"数值模拟"},{"id":"5065ff65-3a8b-4845-a446-d2d9c891f612","keyword":"温度场","originalKeyword":"温度场"},{"id":"07e5438d-fa8d-4c1b-be42-aa89ab16146b","keyword":"冷却","originalKeyword":"冷却辊"},{"id":"5c6b9655-98b7-4cae-aefc-a8a5d8c39aaf","keyword":"参数设计","originalKeyword":"参数设计"}],"language":"zh","publisherId":"xyjsclygc201508046","title":"平板流铸工艺中冷却的温度场数值模拟","volume":"44","year":"2015"},{"abstractinfo":"就快淬过程中冷却材质及保护气体压力对Nd2Fe14B/α-Fe纳米双相永磁合金组织结构和磁性能的影响进行了系统研究.结果表明,降低贴面的导热系数有利于提高合金组织的均匀性,用导热系数较低的钼取代导热系数较高的铜后,合金磁性能显著提高.降低快淬过程中保护气体的压力可以避免快淬条带贴面产生气泡,防止粗大晶粒的形成.改进工艺后制备的合金晶粒尺寸细小,分布均匀,硬磁相与软磁相之间的交换耦合作用增强,磁性能水平显著提高.在0.4×105Pa氩气保护下,使用钼快淬的Nd10.0Fe83.0Zr1.0B6.0合金,经过适当的晶化处理后最佳磁性能为Br=9.5×10-1T,iHc=10.68×79.6kA/m,(BH)max=17.58×7.96 kJ/m3.","authors":[{"authorName":"严密","id":"e1e7e210-1866-47bd-82a9-506ad01b970a","originalAuthorName":"严密"},{"authorName":"王晨","id":"37718d07-ee1a-47b4-8f8f-ecd1306bf378","originalAuthorName":"王晨"},{"authorName":"段璎垿","id":"e54c3b21-c7da-4b9e-96c9-5f2a5a3cc880","originalAuthorName":"段璎垿"},{"authorName":"罗伟","id":"3888b9f1-a341-4289-8e24-5d48ee60c274","originalAuthorName":"罗伟"}],"doi":"","fpage":"1272","id":"c841c1e6-f826-4264-a9d8-788c7b109b44","issue":"8","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"6b1f3a04-b0bd-4742-af35-21a8b31d29e0","keyword":"纳米双相永磁合金","originalKeyword":"纳米双相永磁合金"},{"id":"b2f34420-d5be-4574-9eac-d43f57e4405a","keyword":"熔体快淬","originalKeyword":"熔体快淬"},{"id":"1412fef2-23c3-406f-8b25-f17a6284023d","keyword":"冷却","originalKeyword":"冷却辊"},{"id":"c83e20e5-f219-4d66-8ceb-09d6c81f52b9","keyword":"气压","originalKeyword":"气压"},{"id":"7e3943de-fe68-47a2-85e8-737981e25ad8","keyword":"交换耦合作用","originalKeyword":"交换耦合作用"}],"language":"zh","publisherId":"xyjsclygc200608024","title":"冷却材质及快淬气压对Nd2Fe14B/α-Fe纳米双相合金组织结构和磁性能的影响","volume":"35","year":"2006"},{"abstractinfo":"为了提高冷却系统对工作温度的控制能力,建立工作冷却液间三维流热耦合模型,研究冷却结构参数及其安装尺寸对工作冷却效果的影响.分析喷嘴倾斜角度、喷嘴间距以及冷却液的喷射角度对冷却效果的影响.结果表明:单个喷嘴射流区域内,离中间冲击区域越远对流换热系数衰减的越快,中间区域的平均对流换热系数约为边部的4倍;在适当减小喷嘴间距的基础上,调整喷嘴的倾斜角度,可以使工作冷却更均匀,且冷却效率更高.经某厂二可逆热轧机验证,可知改进后的冷却结构对板带中心凸度的控制能力增大约0.05 mm,且横向板厚分布的均匀性也有明显的改善.","authors":[{"authorName":"高山凤","id":"f41fd21d-45d7-4e21-9cdf-394393b7ca31","originalAuthorName":"高山凤"},{"authorName":"郗安民","id":"c9b3c46f-9285-4796-b4f7-02e019dea0d4","originalAuthorName":"郗安民"},{"authorName":"刘鸿飞","id":"e963255c-7d8d-4df7-8ef8-7890a0c42ec6","originalAuthorName":"刘鸿飞"},{"authorName":"杨贤","id":"8ac415c2-f4af-42ae-8c27-92e749a360cc","originalAuthorName":"杨贤"}],"doi":"10.13228/j.boyuan.issn0449-749x.20150290","fpage":"97","id":"e408d720-f293-4f51-bfec-8e7104aac2e7","issue":"2","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"b35c7245-995a-4859-8904-0c85cbab7a81","keyword":"工作","originalKeyword":"工作辊"},{"id":"07decf03-3a76-41da-8567-199600180b16","keyword":"冷却结构","originalKeyword":"冷却结构"},{"id":"bad97b14-f745-409c-80cf-9ef6b1898435","keyword":"热轧","originalKeyword":"热轧"},{"id":"666cafc8-4a80-4ae2-ab34-f8e80cf4aec0","keyword":"温度","originalKeyword":"温度"},{"id":"9385facf-cf96-4f92-8ac4-6bf5d2c3fd86","keyword":"喷嘴","originalKeyword":"喷嘴"}],"language":"zh","publisherId":"gt201602016","title":"热轧工作冷却效果的分析与改善","volume":"51","year":"2016"},{"abstractinfo":"轧钢生产线出炉道位于加热炉炉门处,温度高,轴承座冷却不足易烧轴承.本文简要介绍出炉道由集中传动改为单传动并改变辊子结构后,取得的良好效果.","authors":[{"authorName":"武利军","id":"f6671748-00bd-4865-b930-968e5a921f77","originalAuthorName":"武利军"}],"doi":"10.3969/j.issn.1000-6826.2008.04.019","fpage":"57","id":"90572ced-00f7-45ff-a559-9390baf68009","issue":"4","journal":{"abbrevTitle":"JSSJ","coverImgSrc":"journal/img/cover/3abe017a-2574-4821-8152-4ae974ef0471.jpg","id":"47","issnPpub":"1000-6826","publisherId":"JSSJ","title":"金属世界"},"keywords":[{"id":"c13f8529-22af-447e-b79d-5c8c92ee7636","keyword":"出炉道","originalKeyword":"出炉辊道"},{"id":"dd91331d-acd1-4ad4-82dc-ef12ec013d14","keyword":"冷却","originalKeyword":"冷却"},{"id":"f13976f7-d1d6-4101-b90e-0eda3d04e96c","keyword":"改造","originalKeyword":"改造"}],"language":"zh","publisherId":"jssj200804019","title":"出炉道结构和冷却方式的改造及应用","volume":"","year":"2008"},{"abstractinfo":"轧辊热凸度是影响热带钢连轧机负载缝的重要因素,高效率的工作冷却水系统是生产高质量热轧板带的重要保证。为了设计工作冷却水量及分布,建立了工作横断面温度场计算模型、轴对称平面温度场计算模型和热凸度计算模型。在此基础上,采用优化设计方法对1450热带钢连轧机工作冷却水量及其沿轧辊周向和轴向的分布进行优化设计。","authors":[{"authorName":"李俊洪","id":"3e25247f-f118-49c1-91b4-50482dc88595","originalAuthorName":"李俊洪"},{"authorName":"李卫平","id":"ea00dabd-45e6-43be-9692-9ef62d27e233","originalAuthorName":"李卫平"}],"categoryName":"|","doi":"","fpage":"22","id":"8778bb9e-7597-428a-a8ae-34a1cd0a3770","issue":"12","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"20aa4f92-a0a3-4c70-a5c0-b6fd8d4cede4","keyword":"工作;温度场;热凸度","originalKeyword":"工作辊;温度场;热凸度"}],"language":"zh","publisherId":"1001-0963_2008_12_6","title":"热带钢连轧机工作冷却水优化设计","volume":"20","year":"2008"},{"abstractinfo":"轧辊热凸度是影响热带钢连轧机负载缝的重要因素,高效率的工作冷却水系统是生产高质量热轧板带的重要保证.为了设计工作冷却水量及分布,建立了工作横断面温度场计算模型、轴对称平面温度场计算模型和热凸度计算模型.在此基础上,采用优化设计方法对1450热带钢连轧机工作冷却水量及其沿轧辊周向和轴向的分布进行优化设计.","authors":[{"authorName":"李俊洪","id":"60de53ff-1f59-4f43-bcc2-0a0fcd55b9fe","originalAuthorName":"李俊洪"},{"authorName":"李卫平","id":"0b481e6c-b98a-4ac4-816b-a896c5e18889","originalAuthorName":"李卫平"}],"doi":"","fpage":"22","id":"c33c40e7-8f75-452f-ad18-a4075e07d9f4","issue":"12","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"454ac7c1-17a8-40e5-bc02-a3397a62aa34","keyword":"工作","originalKeyword":"工作辊"},{"id":"6fe509b1-976b-4322-84ac-728c47b7d0c2","keyword":"温度场","originalKeyword":"温度场"},{"id":"ffd8d30e-1bee-481f-9c4d-f41af88deaab","keyword":"热凸度","originalKeyword":"热凸度"}],"language":"zh","publisherId":"gtyjxb200812006","title":"热带钢连轧机工作冷却水优化设计","volume":"20","year":"2008"},{"abstractinfo":"采用空冷和水冷不同铸型方式,研究冷却速度对离心铸造高硼高速钢环组织的影响,制备出环.结果表明:铸态高硼高速钢环组织由树枝状基体和硼碳化物组成.快速冷却下,基体组织全部转化为马氏体;硼碳化物的类型没有发生变化,由M2(B,C)、M3(B,C)以及M23(B,C)6组成.随着冷却速率的增加,基体晶粒尺寸减小,硼碳化物数量减少,鱼骨状硼碳化物向筛网状转变,局部出现缩颈和孤立现象.冷却速度的增加影响了合金元素在基体和硬质相中的分布,硬质相的显微硬度不变,基体硬度略有增加.空冷砂型离心铸造时,随着距环外边缘距离的增加,出现菊花片状的包晶组织,并且数量也逐渐增加.","authors":[{"authorName":"蒋一","id":"cbb7a7c9-e76a-4b19-be37-85eec463b398","originalAuthorName":"蒋一"},{"authorName":"岑启宏","id":"4156e691-caa1-492e-9954-61fc0c1140be","originalAuthorName":"岑启宏"},{"authorName":"蒋业华","id":"77f9e974-652f-4acf-97e5-d940096d51ea","originalAuthorName":"蒋业华"},{"authorName":"周荣","id":"9aabfd2e-3713-483d-b557-83d025549743","originalAuthorName":"周荣"}],"doi":"","fpage":"128","id":"7e3973bb-5d13-4a03-9704-b6482435c266","issue":"4","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"e88aecdf-63c5-4099-a088-7f02bd0c1e17","keyword":"冷却速度","originalKeyword":"冷却速度"},{"id":"b710b787-1bcb-4096-b9ff-af0df0727c8c","keyword":"离心铸造","originalKeyword":"离心铸造"},{"id":"bce3dead-56de-4c61-b60e-6c236cb74433","keyword":"高硼高速钢","originalKeyword":"高硼高速钢"},{"id":"57d4e90a-9edd-4e3a-b351-1670bb6cc669","keyword":"组织","originalKeyword":"组织"}],"language":"zh","publisherId":"jsrclxb201304025","title":"冷却速度对离心铸造高硼高速钢环组织的影响","volume":"34","year":"2013"},{"abstractinfo":"以非晶合金形成过程中的传热分析为基础,计算了超导热急冷设备和铜急冷设备两种设备下非晶合金快速凝固开始后的冷却速率,并计算分析了在铜外表面涂镍或不锈钢后对非晶合金冷却速率的影响.结果发现,超导热急冷设备对非晶合金的快速凝固效果比铜急冷设备要好,在铜外表面涂镍或不锈钢后非晶合金的冷却速率在凝固开始一段时间内明显降低,其中涂不锈钢后最为明显.","authors":[{"authorName":"张伟堂","id":"57aa6999-89a9-4efe-a0e8-e79b2627a186","originalAuthorName":"张伟堂"},{"authorName":"白敏丽","id":"0097d63b-a9ba-4eda-a36f-862025dd0ff2","originalAuthorName":"白敏丽"},{"authorName":"杨洪武","id":"9f2031ee-1aef-4b5f-9b95-c3a3684fa0ed","originalAuthorName":"杨洪武"}],"doi":"10.3969/j.issn.1005-8192.2002.01.004","fpage":"12","id":"690bae2b-cc6d-477a-9b61-66d714848d3c","issue":"1","journal":{"abbrevTitle":"JSGNCL","coverImgSrc":"journal/img/cover/JSGNCL.jpg","id":"46","issnPpub":"1005-8192","publisherId":"JSGNCL","title":"金属功能材料"},"keywords":[{"id":"6fb06a5d-5764-49cc-8990-e7c2e93df9de","keyword":"传热","originalKeyword":"传热"},{"id":"50160a24-83b3-4930-91f9-f6ebc0fcf968","keyword":"非晶合金","originalKeyword":"非晶合金"},{"id":"7afa21c0-c9fb-413f-bc32-f01a92489c7e","keyword":"快速凝固","originalKeyword":"快速凝固"},{"id":"0c0ac033-7e52-4ce6-9e49-ceb12f1fb052","keyword":"冷却速率","originalKeyword":"冷却速率"}],"language":"zh","publisherId":"jsgncl200201004","title":"单法制备非晶合金中冷却速率的数值计算","volume":"9","year":"2002"},{"abstractinfo":"利用自行设计的单剪切/冷却(SCR)试验机对LY11合金进行了半固态凝固实验,研究了工艺条件对LY11半固态合金组织的影响.结果表明,-靴间隙宽度的适当范围为2~3 mm;浇注温度影响半固态合金坯料内部晶粒的大小与形状,浇注温度在730~750 ℃范围内,可获得细小、均匀球状或椭球状晶粒组织;冷却方式会影响半固态合金坯料晶粒的大小与分布,水冷制得的合金晶粒尺寸比空冷的小2~3个级别,而空冷制得半固态合金坯料的晶粒分布较为均匀.","authors":[{"authorName":"管仁国","id":"4dc3c824-e924-406e-9eb4-cc43df102f5f","originalAuthorName":"管仁国"},{"authorName":"陈彦博","id":"33c7bfbf-c977-4655-b467-9335b955f148","originalAuthorName":"陈彦博"},{"authorName":"温景林","id":"4b048fad-1825-437d-85e7-758170252c13","originalAuthorName":"温景林"}],"doi":"","fpage":"5","id":"3dde9415-f82b-4f4e-a032-42e031ce03e8","issue":"z1","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":"3f45e1ad-e6c1-46f9-87a2-42cf77a6990a","keyword":"剪切","originalKeyword":"剪切"},{"id":"b3ca92ee-a8b6-40b1-8180-147e1074b01c","keyword":"半固态合金","originalKeyword":"半固态合金"},{"id":"8b1c9068-fcf8-414f-8fc1-bfe26d3d134a","keyword":"浇注温度","originalKeyword":"浇注温度"},{"id":"031a333f-944a-4645-95d3-423f3a32d782","keyword":"冷却","originalKeyword":"冷却"}],"language":"zh","publisherId":"zgysjsxb2001z1002","title":"单剪切/冷却工艺对LY11半固态合金组织的影响[","volume":"11","year":"2001"},{"abstractinfo":"针对中厚板式淬火机淬火工艺过程,在分析淬火喷水系统射流流场结构及换热特性的基础上,阐明其淬火过程的热交换机理主要为射流冲击换热.并结合实际工况参数,通过模拟分析不同淬火冷却条件对中厚钢板温度场及应力场的影响规律,指出高压淬火区的高强度冷却是板材内部应力产生的主要因素.研究表明式淬火机淬火过程的冷却机理在于:在淬火钢板800一500℃的温度区间,采用高压淬火区高强度冷却,有利于钢板获得大于临界淬火速度的高冷却速率,以避免发生其它类型的组织转变;在500℃以下的温度区间,采用低压淬火区慢冷,有利于减小钢板的热应力和马氏体转变过程中产生的组织应力,从而降低钢板在马氏体转变过程中的综合内应力,减小钢板变形倾向.","authors":[{"authorName":"袁国","id":"6ca159c2-4382-4a94-b176-f83b529ed6b4","originalAuthorName":"袁国"},{"authorName":"韩毅","id":"c647ffb8-673f-40cd-a51e-67c36b3ed094","originalAuthorName":"韩毅"},{"authorName":"王超","id":"17f67351-199f-4f28-b0f0-74b3753c53d9","originalAuthorName":"王超"},{"authorName":"王昭东","id":"d43cce49-1e39-4f2c-bb60-045f82c6fe11","originalAuthorName":"王昭东"},{"authorName":"王国栋","id":"223b76d2-014b-4938-bee6-e95dcdc061ae","originalAuthorName":"王国栋"}],"doi":"","fpage":"148","id":"0459e24a-ba74-4134-b7d0-5438981c31ad","issue":"12","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"2e58e3da-13a4-431b-88a9-a207de1048aa","keyword":"中厚板","originalKeyword":"中厚板"},{"id":"94fac351-297f-45cc-89d5-0faee65fdf63","keyword":"式淬火机","originalKeyword":"辊式淬火机"},{"id":"40ad53eb-5dae-42d1-b7b0-7d755f543fab","keyword":"淬火","originalKeyword":"淬火"},{"id":"86074a82-c84d-4a1a-b709-9c3b5c5e8276","keyword":"温度场","originalKeyword":"温度场"},{"id":"6c37dd3d-ab1e-4fb9-b2c0-bad0f95a13be","keyword":"应力场","originalKeyword":"应力场"},{"id":"62a2b40e-71b6-4eea-9940-fd0cc84d1d1e","keyword":"冷却机理","originalKeyword":"冷却机理"}],"language":"zh","publisherId":"jsrclxb201012029","title":"中厚板式淬火机淬火过程的冷却机理","volume":"31","year":"2010"}],"totalpage":698,"totalrecord":6971}