{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"热防护技术是发展高超音速的关键技术之一.为了降低冷却用燃料需求,本文提出了基于闭式Brayton循环的超燃冲压发动机冷却循环,旨在提出一个缓解超燃冲压发动机热防护压力的新方法、新思路,同时可为高超音速飞行器提供足够的电力供应.文中介绍了冷却循环的组成和工作原理,定义了评价冷却循环性能的参数,在考虑系统内、外不可逆性的基础上,完成了系统的性能分析,分析表明该冷却循环可有效地节约冷却用燃料消耗,大幅提升超燃冲压发动机热防护系统性能.","authors":[{"authorName":"鲍文","id":"6b890ab0-d28e-4687-b3ce-068efc182e78","originalAuthorName":"鲍文"},{"authorName":"秦江","id":"cca76e25-9987-4b74-8c47-1a59e3079c04","originalAuthorName":"秦江"},{"authorName":"周伟星","id":"64d1671a-65dc-44c3-a029-6d4a4ffe8b78","originalAuthorName":"周伟星"},{"authorName":"于达仁","id":"0b518392-f1cd-4b0d-862f-c0a4a2029716","originalAuthorName":"于达仁"}],"doi":"","fpage":"1985","id":"1db0922e-485a-4238-9740-d352ff3f4be8","issue":"12","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 "},"keywords":[{"id":"8a34be50-97d9-4ed0-a8fb-d9ba61ec2928","keyword":"冷却循环","originalKeyword":"冷却循环"},{"id":"738829d1-74e5-4c48-a269-1bbfacd41cbb","keyword":"超燃冲压发动机","originalKeyword":"超燃冲压发动机"},{"id":"957111e1-6a4e-4f9e-9314-f46d11381772","keyword":"闭式Brayton循环","originalKeyword":"闭式Brayton循环"},{"id":"31f5f0a1-af7a-4ce8-905f-3897f20c17b4","keyword":"热防护","originalKeyword":"热防护"}],"language":"zh","publisherId":"gcrwlxb200812002","title":"一种新型的超燃冲压发动机闭式冷却循环","volume":"29","year":"2008"},{"abstractinfo":"碳氢燃料的化学热沉的释放特性不仅与燃料自身的化学性质有关,还受燃料温度和驻留时间等流动换热因素的影响,是高超声速热防护技术中的重要研究课题。考虑流动换热对裂解反应的影响及裂解反应所引起的组分变化对流动换热过程的影响,本文提出了一个一维非稳态的模型来研究碳氢燃料的裂解反应与流动换热过程的耦合特性.并对不同的温度、工作压力和质量流率等典型工况进行了模拟,初步揭示了碳氢燃料的裂解反应和流动换热过程耦合的基本规律。计算结果与公开文献中实验数据的一致性表明了该计算模型可辅助于实验来研究碳氢燃料的裂解反应过程,并指导高超声速飞行器冷却系统的设计。","authors":[{"authorName":"鲍文","id":"5dcc039a-9fb9-42b4-8df7-2e4474e7eff5","originalAuthorName":"鲍文"},{"authorName":"李献领","id":"44aef065-f403-40c4-9a0b-043b7902de74","originalAuthorName":"李献领"},{"authorName":"秦江","id":"53e76b1d-bed7-453b-a3f7-a55789c2b13e","originalAuthorName":"秦江"},{"authorName":"周伟星","id":"99fdbd06-e34a-49bc-bc55-0d0bd1eaf7a4","originalAuthorName":"周伟星"},{"authorName":"于达仁","id":"b4fa2bd3-e1b3-4f51-bcf6-3ad63f446e3d","originalAuthorName":"于达仁"}],"doi":"","fpage":"1765","id":"5f212085-e3f7-4be3-bfb0-f3a8e0c3b035","issue":"10","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 "},"keywords":[{"id":"0dcf27a1-c8e5-4d04-a2a2-2f356c98db6c","keyword":"碳氢燃料","originalKeyword":"碳氢燃料"},{"id":"5ad8251f-c78e-41cf-aef3-698f79cc8947","keyword":"热防护","originalKeyword":"热防护"},{"id":"20cc5e7f-b9a6-4a9f-9a40-a1853893c96b","keyword":"裂解反应","originalKeyword":"裂解反应"},{"id":"77b138a1-a23d-47aa-b358-3fd1ccf242c3","keyword":"流动换热","originalKeyword":"流动换热"},{"id":"3b4ccaac-ba66-4f95-93f3-bb76689728f2","keyword":"耦合","originalKeyword":"耦合"}],"language":"zh","publisherId":"gcrwlxb201110037","title":"碳氢燃料流动换热与裂解反应的建模及仿真","volume":"32","year":"2011"},{"abstractinfo":"介绍了国内外CMC在火箭发动机喷管和喉衬上的研究进展,包括连续纤维增强CMC、陶瓷功能梯度材料、C/C或难熔金属上涂覆陶瓷涂层材料以及等离子火箭发动机用BN基陶瓷复合材料等,并指出目前国内研究工作重点.","authors":[{"authorName":"宁伟","id":"34d3eb33-133a-4582-bcf7-b071dc27ec92","originalAuthorName":"宁伟"},{"authorName":"贾德昌","id":"f7feb2eb-e3fc-449b-bf2d-cb558a9f2a1a","originalAuthorName":"贾德昌"},{"authorName":"于达仁","id":"61f6724b-3029-4c3b-a1a3-770fca4458fc","originalAuthorName":"于达仁"}],"doi":"","fpage":"355","id":"01672079-8aa6-49a1-b736-c5739abd99ff","issue":"3","journal":{"abbrevTitle":"CLKXYGY","coverImgSrc":"journal/img/cover/CLKXYGY.jpg","id":"14","issnPpub":"1005-0299","publisherId":"CLKXYGY","title":"材料科学与工艺"},"keywords":[{"id":"46b7dfe9-4bb3-49a0-9123-2d311ad5fa4c","keyword":"火箭发动机","originalKeyword":"火箭发动机"},{"id":"69c3b28e-ee08-40d3-980b-e417dfbb71d6","keyword":"喷管","originalKeyword":"喷管"},{"id":"ed1da54c-c416-49ff-81ff-4951b6390cdb","keyword":"喉衬","originalKeyword":"喉衬"},{"id":"0e8097d1-5eb6-4dc4-bf6e-edf72a5daad9","keyword":"CMC","originalKeyword":"CMC"}],"language":"zh","publisherId":"clkxygy200903015","title":"火箭发动机喷管喉衬用CMC研究进展","volume":"17","year":"2009"},{"abstractinfo":"采用射频磁控溅射技术,在WC模仁基材表面分别生长Re、Ir单层膜及Re/Ir复合多层膜3种膜系.通过扫描电子显微镜、表面轮廓仪、X射线衍射仪以及纳米压痕仪等对所制备涂层的表面形貌、结构以及涂层力学性能进行表征,同时采用高温润湿角测量仪结合常用的镜头玻璃硝材D-ZK3与模仁进行高温浸润测试.结果表明,涂覆3种膜系后模仁力学性能及抗玻璃高温黏连性能都得到了明显改善,且Re/Ir多层膜系综合性能优于Re和Ir单层膜系,在延续基材表面精度的同时,较大幅度地提高了模仁表面硬度及弹性模量,高温状态下与玻璃硝材浸润性明显减弱,接触界面未观察到元素互扩散现象,显示良好的应用前景.","authors":[{"authorName":"魏俊俊","id":"95648345-583d-44f4-b357-1bc2e696cd64","originalAuthorName":"魏俊俊"},{"authorName":"朱小研","id":"e3c26694-cb29-4a8d-bc7d-a974dd120538","originalAuthorName":"朱小研"},{"authorName":"陈良贤","id":"bdb757f5-1bb6-48b2-8a15-bb4f5eb775e9","originalAuthorName":"陈良贤"},{"authorName":"刘金龙","id":"486a10dd-6a05-4da4-be45-3e66e06e0fb7","originalAuthorName":"刘金龙"},{"authorName":"黑立富","id":"6b163ca3-90c2-4d85-ae23-98ab5ab4b8d9","originalAuthorName":"黑立富"},{"authorName":"李成明","id":"ea4b6a64-5fdd-4ee7-87ea-813f0b5fb82b","originalAuthorName":"李成明"}],"doi":"","fpage":"227","id":"43f82b2b-d77d-4bf5-9f3a-104604e6e8d9","issue":"1","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"4ca0d928-7614-46b8-9277-afc86371d623","keyword":"铼","originalKeyword":"铼"},{"id":"82bf7b3b-6aaa-4164-a688-6244de79d571","keyword":"铱","originalKeyword":"铱"},{"id":"a9831ef0-0114-4675-b570-3d917245c886","keyword":"硬质合金","originalKeyword":"硬质合金"},{"id":"64697c65-4667-4323-b45f-8c5bc373bc41","keyword":"玻璃模造","originalKeyword":"玻璃模造"},{"id":"750204f7-e5e4-4e0c-9212-2c79a5395946","keyword":"高温润湿","originalKeyword":"高温润湿"}],"language":"zh","publisherId":"xyjsclygc201601045","title":"碳化钨模仁表面沉积Re-Ir抗高温黏连涂层研究","volume":"45","year":"2016"},{"abstractinfo":"以聚酰胺薄膜为固定相、体积分数为36%的乙酸溶液为流动相,研究建立了薄层色谱分离测定葵花仁粕中绿原酸的方法。绿原酸样品溶液上行展开8.5cm,其Rf值为0.61。绿原酸的检测量在0.05μg~0.6μg范围内,其斑点的面积与绿原酸的检测量具有良好的线性关系。绿原酸的回收率为97.53%,不同薄层板之间的RSD为2.57%,最低检出限为0.025μg。在以体积分数为70%的乙醇溶液为萃取剂、搅拌振荡萃取时间为30min的条件下,以该方法测定萃取液中绿原酸的含量和葵花仁粕中绿原酸的残留量,确定了最佳萃取次数,为研究葵花仁粕中蛋白质的最佳萃取工艺提供了依据。","authors":[{"authorName":"朱玉","id":"3ee0e161-6c47-4373-8dd7-d1a8776ad679","originalAuthorName":"朱玉"},{"authorName":"张书胜","id":"88ffca18-4945-41e6-aef7-c84467f6de11","originalAuthorName":"张书胜"},{"authorName":"张西林","id":"48549c29-49e0-45d2-aa01-5a8c21d6cc8d","originalAuthorName":"张西林"},{"authorName":"陈洁","id":"cda673cc-782b-434b-9b53-8815b02562e1","originalAuthorName":"陈洁"}],"doi":"10.3321/j.issn:1000-8713.2001.01.020","fpage":"82","id":"53622b98-151b-4c3e-9897-e996a2d60482","issue":"1","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"be434d36-3fbe-495c-8d20-b83a4099d9a2","keyword":"薄层色谱法","originalKeyword":"薄层色谱法"},{"id":"e0c6b42a-dafa-4d64-85f0-74028151861b","keyword":"葵花仁粕","originalKeyword":"葵花仁粕"},{"id":"b53e5612-eca6-4266-b44a-20e2a60820de","keyword":"绿原酸","originalKeyword":"绿原酸"}],"language":"zh","publisherId":"sp200101020","title":"薄层色谱法分析葵花仁粕中的绿原酸","volume":"19","year":"2001"},{"abstractinfo":"通过钽过渡镀层与铼-铱复合镀层相结合的膜层结构,解决了非球面玻璃模造碳化钨模仁热压寿命短、沾黏等问题.通过离子源和镀膜层厚度参数的优化调整,得到了最佳镀膜工艺和参数,改善了模仁的表面品质,延长了模仁的使用寿命.镀钽膜层15 min及铼-铱膜层21 min后所得镀膜的总厚度约为270 nm,模仁热压寿命可超过3 000次.","authors":[{"authorName":"杜琪健","id":"68b149c7-cbd3-4759-81ca-c9037173f65b","originalAuthorName":"杜琪健"}],"doi":"","fpage":"34","id":"5810466f-8e63-4a12-b5fe-192856dcbd77","issue":"1","journal":{"abbrevTitle":"DDYTS","coverImgSrc":"journal/img/cover/DDYTS.jpg","id":"21","issnPpub":"1004-227X","publisherId":"DDYTS","title":"电镀与涂饰 "},"keywords":[{"id":"16ca4eb8-deea-41bd-896a-2fb6c2d98a6c","keyword":"非球面玻璃","originalKeyword":"非球面玻璃"},{"id":"5889ab26-5389-442e-94e6-1bd286c164e7","keyword":"模造","originalKeyword":"模造"},{"id":"682bbdf6-4f82-46af-92f8-458bfc1455ae","keyword":"模仁","originalKeyword":"模仁"},{"id":"8e89bfa7-507f-4743-a8f1-07dc1939aaa5","keyword":"碳化钨","originalKeyword":"碳化钨"},{"id":"422ce605-47a8-4428-9acd-8c05f350c3b2","keyword":"钽","originalKeyword":"钽"},{"id":"c520324c-18d7-46a5-9fa4-c24ff41dee93","keyword":"铼-铱镀层","originalKeyword":"铼-铱镀层"},{"id":"6a6e0a0a-77cb-42d1-9e98-6ed542cc5a69","keyword":"磁控溅射","originalKeyword":"磁控溅射"}],"language":"zh","publisherId":"ddyts201201010","title":"非球面玻璃模造用碳化钨模仁磁控溅射铼-铱镀膜工艺优化","volume":"31","year":"2012"},{"abstractinfo":"粤北曲仁碳酸盐岩盆地北缘聚集的铅锌硫化物矿床地质矿化特征相比于其他MVT矿床,具有成矿特殊性。为了确定该类矿床成矿流体和物质的来源以及成矿作用过程,对研究区矿床地层、断裂构造地球化学特征、稀土元素、硫铅同位素和流体包裹体特征进行系统研究。结果表明:地层、构造以及稀土元素研究结果显示该类铅锌硫化物矿床经历了黄铁矿矿化与铅锌矿化两个成矿作用过程,前者与赋矿层灰岩的物源联系更紧密,后者的成矿金属物质并非直接来自赋矿层灰岩,而是由通过北东、北西向断裂向上运移的盆地深部流体提供,且局部受到中基性岩浆侵入活动轻微改造;矿石及相关地质体同位素地球化学特征显示铅主要来自盆地基底碎屑岩层,部分来自盆地深部壳源重熔型花岗质岩浆,少部分来自盆地碳酸盐岩层,而硫主要为地层硫,小部分为壳源岩浆硫;闪锌矿流体包裹体气液相成分、盐度和温度结果显示铅锌热液成矿期古地热高异常,盆地基底碎屑岩含水系统及燕山期岩浆热液参与铅锌成矿。综合矿床地球化学特征可知,粤北曲仁盆地北缘凡口式MVT铅锌矿床属于两期热液叠加-改造热液型铅锌矿床。","authors":[{"authorName":"姚翠霞","id":"5d9b4e3d-1a9f-496f-a91a-5222740bc2ec","originalAuthorName":"姚翠霞"},{"authorName":"张术根","id":"e871469f-acef-4f0f-a4a3-97f6db1d67e7","originalAuthorName":"张术根"},{"authorName":"王超","id":"e6f52c39-1b48-4257-a18a-d5898d3bccfd","originalAuthorName":"王超"}],"doi":"","fpage":"3518","id":"c76162b3-c07c-4ba1-9e63-9f922a20238d","issue":"12","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":"4c541d6f-a02a-43e2-9e66-a2634464411b","keyword":"凡口式MVT铅锌矿床","originalKeyword":"凡口式MVT铅锌矿床"},{"id":"cef14348-d709-4dcf-83cb-b2c232662657","keyword":"地球化学特征","originalKeyword":"地球化学特征"},{"id":"422be8a4-7d8e-469e-91b6-7afefa621073","keyword":"成矿流体","originalKeyword":"成矿流体"},{"id":"c064ef01-8ed3-4f51-ae8e-0993d2b3d4d2","keyword":"成矿物质来源","originalKeyword":"成矿物质来源"},{"id":"385eec29-926f-462f-8002-a41776be9cb2","keyword":"成矿作用过程","originalKeyword":"成矿作用过程"}],"language":"zh","publisherId":"zgysjsxb201312033","title":"粤北曲仁盆地北缘凡口式MVT铅锌矿床的地球化学特征","volume":"","year":"2013"},{"abstractinfo":"研究了薏苡仁多糖的超滤膜法提取液浓缩和除小分子杂质过程,并对膜工艺过程的浓差极化及膜污染展开分析,在此基础上对膜清洗进行了尝试,得到适合的膜清洗工艺.在四种陶瓷超滤膜中,截留分子量为150 kDa的超滤膜最适合于薏苡仁多糖提取液浓缩;当压力在0.13~0.21 MPa,温度在20~60℃时,压力和温度的提高均有利于超滤膜通量的增大,但也会加剧膜通量的下降;在超滤过程中,膜污染阻力随着时间的延长而不断增大,而浓差极化效应则不断减小;采用热水,碱洗和次氯酸钠清洗后,膜水通量能够恢复到实验前的水平.","authors":[{"authorName":"杜邵龙","id":"1ccc5715-f839-411e-b31a-3a159c5f670a","originalAuthorName":"杜邵龙"},{"authorName":"周春山","id":"ba4f45a5-4f7b-4c02-8399-fa0c00acbd21","originalAuthorName":"周春山"},{"authorName":"雷细良","id":"b4c2b8db-5350-42f2-8c27-49f0cc659e30","originalAuthorName":"雷细良"}],"doi":"10.3969/j.issn.1007-8924.2007.05.018","fpage":"78","id":"f2edac38-95ff-487d-951e-3a899415513a","issue":"5","journal":{"abbrevTitle":"MKXYJS","coverImgSrc":"journal/img/cover/MKXYJS.jpg","id":"54","issnPpub":"1007-8924","publisherId":"MKXYJS","title":"膜科学与技术 "},"keywords":[{"id":"4435f8e7-3630-4151-8f2a-72824418a33a","keyword":"薏苡仁","originalKeyword":"薏苡仁"},{"id":"e07d58b8-7718-4978-8bc8-1c57fca54915","keyword":"多糖","originalKeyword":"多糖"},{"id":"fa714dbe-d74a-433a-84a6-d1c8abfda4fc","keyword":"超滤","originalKeyword":"超滤"}],"language":"zh","publisherId":"mkxyjs200705018","title":"超滤膜法浓缩薏苡仁多糖提取液","volume":"27","year":"2007"},{"abstractinfo":"本文实验证明了一种制作达曼光栅的新方法:在LiNbO3:Fe晶体中利用成像和光折变效应制作光折变达曼光栅.用这种方法制作的达曼光栅除了具有传统达曼光栅的特点,还具有制作实时、简便、可以循环使用的优点.相信在集成光学、光学信息处理中会有重要的应用前景.","authors":[{"authorName":"温海东","id":"8495262f-55f3-479e-bedf-0325f05aba6e","originalAuthorName":"温海东"},{"authorName":"刘思敏","id":"a31c880d-eabb-49b5-89c6-025c1660356f","originalAuthorName":"刘思敏"},{"authorName":"郭儒","id":"093d7af4-8208-41ac-9d34-17413fc39571","originalAuthorName":"郭儒"},{"authorName":"陈晓虎","id":"6018ab51-504f-4898-b18f-c309a5d8af01","originalAuthorName":"陈晓虎"},{"authorName":"江瑛","id":"5e09a0f7-ee5d-4c19-8c88-3fac73df689a","originalAuthorName":"江瑛"},{"authorName":"许京军","id":"0cfec48c-42ca-498f-8c24-3aa79315ec80","originalAuthorName":"许京军"}],"doi":"10.3969/j.issn.1007-5461.2002.01.004","fpage":"16","id":"778b5a06-df52-4c20-aae4-a5a9bbbe0b54","issue":"1","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"01fd66b1-9a27-417c-b3f1-6865dfbdc927","keyword":"光折变","originalKeyword":"光折变"},{"id":"cf054f69-f29b-46c0-954a-1eb84144a8ef","keyword":"达曼光栅","originalKeyword":"达曼光栅"},{"id":"1f563d08-fda5-4961-b876-654b2f25b942","keyword":"振幅掩模","originalKeyword":"振幅掩模"}],"language":"zh","publisherId":"lzdzxb200201004","title":"光折变达曼光栅的制作","volume":"19","year":"2002"},{"abstractinfo":"应用BP神经网络对膜法薏苡仁油脱胶过程的膜通量动态模拟与预测.研究了神经网络的构建、训练、结果测试和模型泛化,并用得到的神经网络对不同运行条件下(操作压力和温度)膜通量进行预测.结果表明:神经网络能够很好地模拟膜法脱胶过程的通量变化,预测结果与实验实测结果能够很好的吻合.与传统模型法相比,神经网络能快速简便地得到模拟和预测膜分离过程.","authors":[{"authorName":"杜邵龙","id":"42c6cfbe-127a-44a3-ab80-a6eaf7f3219e","originalAuthorName":"杜邵龙"},{"authorName":"周春山","id":"64c5b556-e19c-404f-93c6-68f8fc8aa7e9","originalAuthorName":"周春山"},{"authorName":"张杰","id":"81dcb9bf-087a-4d90-8284-b52533c713d3","originalAuthorName":"张杰"}],"doi":"10.3969/j.issn.1007-8924.2007.06.005","fpage":"17","id":"7a5d44d0-01d0-4a48-972b-5bd0a586f531","issue":"6","journal":{"abbrevTitle":"MKXYJS","coverImgSrc":"journal/img/cover/MKXYJS.jpg","id":"54","issnPpub":"1007-8924","publisherId":"MKXYJS","title":"膜科学与技术 "},"keywords":[{"id":"6c815d0a-5ce0-4e14-807d-b15f03d82b86","keyword":"神经网络","originalKeyword":"神经网络"},{"id":"070fea23-0eea-4e13-b0c5-4d4162feb1eb","keyword":"超滤","originalKeyword":"超滤"},{"id":"53f95c01-8c2b-4c90-9b76-774859ccf640","keyword":"薏苡仁油","originalKeyword":"薏苡仁油"},{"id":"9f3a07af-f537-460f-ae43-8b4a5941c8b2","keyword":"脱胶","originalKeyword":"脱胶"},{"id":"d294acb8-d280-4fb8-9466-e5e122aed113","keyword":"动态模拟和预测","originalKeyword":"动态模拟和预测"}],"language":"zh","publisherId":"mkxyjs200706005","title":"基于神经网络的膜法薏苡仁油脱胶过程动态模拟和预测","volume":"27","year":"2007"}],"totalpage":1443,"totalrecord":14424}