{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":1,"startPagecode":1},"records":[{"abstractinfo":"基于ANSYS Workbench稳态热分析模块,利用均匀化方法,研究了填充颗粒导热性对填充型复合材料导热性能的影响.结果表明,依靠增大填充颗粒导热系数来提高复合材料整体的导热性能有一定局限性,填料导热系数与基体材料导热系数之比存在一个临界值.在相同体积分数下,随着比值的增大复合材料导热系数增加,当达到临界值后继续增大比值复合材料的导热系数基本不变.不同形状的填充颗粒有不同的临界值,圆柱形颗粒的临界值略大于正方体形和球形,而且对于同一种形状的填充颗粒,随着填充分数的增大临界值略有增加.","authors":[{"authorName":"张晓光","id":"5614d245-1773-49c7-ba69-f6110b30643f","originalAuthorName":"张晓光"},{"authorName":"李霄","id":"4bfe01e2-8a09-4dd8-b599-719b05b14574","originalAuthorName":"李霄"},{"authorName":"<span style=\"color:red\">冀</span><span style=\"color:red\">英杰</span>","id":"554bdbde-7dbd-41c7-8d1a-c699fd426ab8","originalAuthorName":"冀英杰"},{"authorName":"何燕","id":"d818afef-6b4c-40a1-8691-7d1e8bd89b43","originalAuthorName":"何燕"},{"authorName":"马连湘","id":"8952587b-412c-4ae4-bc9d-0e20db0e69f2","originalAuthorName":"马连湘"}],"doi":"","fpage":"63","id":"bfaae306-b970-4a10-a485-431d568224a2","issue":"14","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"55de87e3-f25c-40fa-a948-fa58796fa42b","keyword":"ANSYS Workbench","originalKeyword":"ANSYS Workbench"},{"id":"ad58f636-0259-4630-8b63-884cc7764c85","keyword":"均匀化方法","originalKeyword":"均匀化方法"},{"id":"fcda0956-a3e5-4b18-adc0-849ec74e6f44","keyword":"复合材料","originalKeyword":"复合材料"},{"id":"5fd6c820-a525-4495-9ba3-388773dcd252","keyword":"导热系数","originalKeyword":"导热系数"}],"language":"zh","publisherId":"cldb201314017","title":"填充颗粒导热性对复合材料导热性能的影响","volume":"27","year":"2013"},{"abstractinfo":"为研究京津<span style=\"color:red\">冀</span>地区冬、夏两季大气颗粒物质量浓度与水溶性离子组成特征，于2013年2月、7月对北京、天津、石家庄及4个国家大气背景点进行了PM2．5及PM10的采样，分析了质量浓度及9种水溶性离子，结果表明：（1）京津<span style=\"color:red\">冀</span>地区颗粒物污染冬季重于夏季，冬季污染水平石家庄＞天津＞北京，夏季污染天津、北京＞石家庄，区域内PM2．5与PM10之间有很好的相关性，相关系数r冬季为0．8796，夏季为0．8424，说明整个区域颗粒物污染有较为相近的来源，大气颗粒物污染表现出区域性特征；（2）京津<span style=\"color:red\">冀</span>地区PM2．5及PM10中的9种水溶性离子浓度规律为NO－3、SO2－4、NH＋4＞Cl－、Ca2＋＞K＋、Na＋＞F－、Mg2＋．该地区水溶性离子污染冬季最重为石家庄，夏季则为北京；（3）在京津<span style=\"color:red\">冀</span>地区二次离子NO－3、SO2－4、NH＋4是主要的污染离子，3种离子质量浓度总和在PM2．5、PM10中冬季分别占48．9％、27．8％，夏季分别占58．7％、48．5％．二次离子主要集中在PM2．5中，其对细离子浓度的升高起到直接作用，且二次离子的构成关系也在发生变化．整个区域向硝酸型污染转变，二次离子的季节分布也呈现区域特征，冬季NO－3离子质量浓度比重最大．夏季则为SO2－4；（4）粒径越小富集水溶性离子的能力越强，在PM1中分布了50％以上的水溶性离子，73．9％—94．8％的水溶性离子分布在PM2．5中．","authors":[{"authorName":"刀谞","id":"c315a769-ea39-4c29-9c33-557ca4a4ae61","originalAuthorName":"刀谞"},{"authorName":"张霖琳","id":"c2d6a53a-5875-4e55-ae52-d6201f376276","originalAuthorName":"张霖琳"},{"authorName":"王超","id":"d6709a45-34d8-4fff-84cb-073b8f868c78","originalAuthorName":"王超"},{"authorName":"陈烨","id":"e2671fb5-3743-47ea-82c5-3dde8b57c09e","originalAuthorName":"陈烨"},{"authorName":"吕怡兵","id":"4f332e82-779e-4465-aa3b-97c6a7897367","originalAuthorName":"吕怡兵"},{"authorName":"滕恩江","id":"ec93c1e8-61c2-4186-a7d2-cdbb2fc949ec","originalAuthorName":"滕恩江"}],"doi":"10.7524/j.issn.0254-6108.2015.01.2014032603","fpage":"60","id":"8c7064dc-62c6-4e70-bdbd-8a6297d0e259","issue":"1","journal":{"abbrevTitle":"HJHX","coverImgSrc":"journal/img/cover/HJHX.jpg","id":"43","issnPpub":"0254-6108","publisherId":"HJHX","title":"环境化学   "},"keywords":[{"id":"5a1e4b29-79b9-4ef3-9882-c96e2fca3e52","keyword":"京津<span style=\"color:red\">冀</span>","originalKeyword":"京津冀"},{"id":"6f3b7275-44a5-4514-b745-3e47550701e8","keyword":"大气颗粒物","originalKeyword":"大气颗粒物"},{"id":"8e105ee9-e92d-45df-95a7-74fed9322188","keyword":"水溶性离子","originalKeyword":"水溶性离子"}],"language":"zh","publisherId":"hjhx201501008","title":"京津<span style=\"color:red\">冀</span>冬季与夏季PM2．5／PM10及其水溶性离子组分区域性污染特征分析?","volume":"","year":"2015"},{"abstractinfo":"根据工业和信息化部规范条件统计的产能数据，系统分析了中国钢铁产业布局的现状和问题。在环保要求更加严格、进口铁矿石量升价跌、国家京津<span style=\"color:red\">冀</span>、长江经济带、“一带一路”战略逐步实施的新常态下，中国钢铁产业布局调整的趋势表现在减量调整、产业布局与环境承载力更加协调、沿海地区长流程钢铁产能比例上升、电炉钢企业更加靠近用户、产品深加工产能更加贴近市场等方面，在全球产能布局推进、钢铁结构调整稳步实施、电子商务影响逐渐深化的作用下，中国钢铁产业布局将呈现转炉近海带状分布、电炉内地点状分布、产品深加工网络化的“一带、多点、网络化”特点。","authors":[{"authorName":"李新创","id":"4cdc6805-2419-4062-b820-a171d32c1b67","originalAuthorName":"李新创"}],"doi":"10.13228/j.boyuan.issn1006-9356.20150071","fpage":"1","id":"c085fabd-801b-4573-830a-faf56796fbc6","issue":"6","journal":{"abbrevTitle":"ZGYJ","coverImgSrc":"journal/img/cover/ZGYJ.jpg","id":"87","issnPpub":"1006-9356","publisherId":"ZGYJ","title":"中国冶金"},"keywords":[{"id":"f706bb01-d1cf-4280-bf37-8a63e4a78b10","keyword":"钢铁","originalKeyword":"钢铁"},{"id":"8e85c602-c2b9-4fe6-8837-4c532dffff24","keyword":"产业布局","originalKeyword":"产业布局"},{"id":"50c61889-5df8-48ac-a21a-d221ea49c62a","keyword":"优化","originalKeyword":"优化"},{"id":"68681a41-9620-4d4a-929d-90beb50e30cc","keyword":"竞争力","originalKeyword":"竞争力"},{"id":"3758d9fa-66ce-4b13-8ec7-56cb62b78a30","keyword":"趋势","originalKeyword":"趋势"}],"language":"zh","publisherId":"zgyj201506001","title":"优化产业布局提高钢铁竞争力","volume":"","year":"2015"}],"totalpage":1,"totalrecord":3}