{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"对万盛白云石的热分解动力学进行了研究,并对该白云石煅烧工艺进行了正交实验,考虑了温度、时间和粒度对锻白和水化活性的影响。动力学计算表明白云石的热分解过程中,活化能为148.16kJ/mol。煅烧正交实验表明白云石的影响因素的顺序为温度、时间、粒度,而水化活性的影响因素的顺序为温度、粒度、时间。优化后的煅烧工艺为温度1050℃,时间1.5h,白云石粒度6~13mm,在此工艺下,万盛白云石的为46.55%,水化活性为32.07%。","authors":[{"authorName":"高家诚","id":"18f21033-fdef-4ac7-a576-3fda66ad8792","originalAuthorName":"高家诚"},{"authorName":"唐祁峰","id":"a5d554dc-016d-40bd-9062-b736847bf776","originalAuthorName":"唐祁峰"},{"authorName":"陈小华","id":"416e8896-ada9-4906-8c72-8265121b33ea","originalAuthorName":"陈小华"}],"doi":"","fpage":"3194","id":"0dec6350-2e6f-442d-bfdc-fa82c520dc81","issue":"23","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"4378808e-ffe6-4056-b88a-24a4bea69bf3","keyword":"白云石","originalKeyword":"白云石"},{"id":"bd503edb-02de-4015-bead-f1c9ec252d76","keyword":"热分解","originalKeyword":"热分解"},{"id":"3c72a4a7-c338-4a03-aa49-3de45681cde5","keyword":"动力学","originalKeyword":"动力学"},{"id":"fb2c989c-48c9-4200-aa5e-95d430155119","keyword":"煅烧工艺","originalKeyword":"煅烧工艺"},{"id":"add21c91-f0cd-474d-82ab-a05251fabb50","keyword":"正交实验","originalKeyword":"正交实验"},{"id":"4ce0d6fb-18a1-46ca-bf50-469383bbd5b5","keyword":"","originalKeyword":"烧损率"},{"id":"c7a8cac4-7cea-46af-8266-b3b66649765e","keyword":"活性","originalKeyword":"活性"}],"language":"zh","publisherId":"gncl201223003","title":"轻白云石的动力学及工艺优化","volume":"43","year":"2012"},{"abstractinfo":"本文提出采用乳化燃烧降低氧化,并从理论和实践两个方面证实其可行性。燃用SMH重油乳化添加剂及配套乳化装置制成的油包水型乳化重油可使钢材的氧化降低。很据本试验在上海高压容器厂和上钢三厂中板分厂测定的结果,氧化分别相对下降为20%以上和15%左右。Mossbauer谱仪分析结果表明:燃用该乳化重油氧化皮中Fe_3O_4。含量明显增加,特别是内层氧化皮中Fe_3O_4含量更高。氧化降低的主要原因是生成了Fe_3O_4氧化保护膜及降低了过剩氧量。","authors":[{"authorName":"黄梅芬","id":"1a780cb8-8967-48dd-b578-cd0c3f27177e","originalAuthorName":"黄梅芬"},{"authorName":"孙瑛","id":"9278317b-0e55-470a-b3e5-9ff42d5d6731","originalAuthorName":"孙瑛"},{"authorName":"宋家龙","id":"37766e4d-8e3d-43b3-817b-b0cf14f40fe9","originalAuthorName":"宋家龙"},{"authorName":"赵昌裕","id":"71bbb0c8-f10a-4c08-ae8d-f4c916309ada","originalAuthorName":"赵昌裕"}],"categoryName":"|","doi":"","fpage":"137","id":"dfd9b065-430c-4e5b-b60f-7b75d47d51e1","issue":"1","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"adcc31bb-cc4a-4548-95c2-c87bc5533456","keyword":"乳化重油","originalKeyword":"乳化重油"},{"id":"c10e3185-ba72-402e-bc5c-32a1804c1508","keyword":"oxide scale","originalKeyword":"oxide scale"},{"id":"d46b4f1a-ced2-41dd-9817-265ee9ecef1d","keyword":"Mossbauer spectra","originalKeyword":"Mossbauer spectra"},{"id":"2d8dc53d-4aca-4fa3-b9bd-63997099e0c1","keyword":"null","originalKeyword":"null"},{"id":"32ff63f8-4225-4bc5-826e-69f8184e1508","keyword":"null","originalKeyword":"null"},{"id":"67ec7762-2c58-42ad-aba4-041019d76b7f","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_1991_1_25","title":"乳化燃烧减少钢材氧化的研究","volume":"27","year":"1991"},{"abstractinfo":"电极是铝合金电阻点焊工艺当中存在的主要问题之一,它严重限制了该工艺的推广和应用,也是铝合金电阻点焊研究中的难点问题.以实验为基础从多个角度探讨了铝合金电阻点焊时电极发生的机理及其影响因素.结果表明,铝合金点焊中电极的是由于接触面上的局部高温熔化和铜铝之间的接触反应两方面因素共同作用的结果,电极所形成的合金组织是以CuAl2为主的金属间化合物.为进一步解决电极问题提供了一些理论依据.","authors":[{"authorName":"程方杰","id":"17f07768-f9cb-41b7-ad54-4df4b23845b4","originalAuthorName":"程方杰"},{"authorName":"廉金瑞","id":"5497099e-c2e7-48bb-8019-5f0ba254e673","originalAuthorName":"廉金瑞"},{"authorName":"单平","id":"627b7a59-85f3-4293-992b-f76bf21845b6","originalAuthorName":"单平"},{"authorName":"胡绳荪","id":"65e3aa64-b915-4c54-ba78-f7b5600c4560","originalAuthorName":"胡绳荪"}],"doi":"10.3969/j.issn.1004-244X.2003.02.015","fpage":"55","id":"046b5e79-4c44-4daf-8015-29be99651c6c","issue":"2","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":"c8131814-3b9b-4055-98d6-faf8a9fd8bdb","keyword":"铝合金","originalKeyword":"铝合金"},{"id":"933866d1-947d-41a3-9c0b-aee9ff7e8f9e","keyword":"电阻点焊","originalKeyword":"电阻点焊"},{"id":"aa145c7b-bd54-486e-b09f-9e761140d3fb","keyword":"电极","originalKeyword":"电极烧损"}],"language":"zh","publisherId":"bqclkxygc200302015","title":"铝合金电阻点焊电极机理的研究","volume":"26","year":"2003"},{"abstractinfo":"利用CFD流体计算软件建立了炉内传热模型,并耦合氧化铁皮计算程序计算钢坯氧化,流动模型采用k-ε湍流模型,燃烧采用PDF燃烧模型,辐射换热模型采用离散坐标(DO)辐射模型.模拟常规工况与试验工况下的炉内气氛,结果表明,常规工况下加热制度不合理,高温区氧的体积分数高达8%,而试验工况下可使高温区氧的体积分数降低为1.2%;氧化的计算表明,试验工况下可使钢坯氧化率由0.8951%降低至0.51%;试验工况的现场应用测试表明;试验工况下可使钢坯氧化降低47%.","authors":[{"authorName":"赵军","id":"b287bff5-8684-47d5-a79f-b56e4f8e9a11","originalAuthorName":"赵军"},{"authorName":"霍健","id":"25d6f405-9d1c-4ee9-a135-3054a5785fef","originalAuthorName":"霍健"}],"doi":"","fpage":"11","id":"139c869f-a45b-4eaf-854f-e876073da110","issue":"11","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":"04ec88b3-e5f3-40a4-99db-1b24e76e4f37","keyword":"加热炉","originalKeyword":"加热炉"},{"id":"4893fce8-6a18-40d6-9cc7-84754fdffbeb","keyword":"钢坯","originalKeyword":"钢坯"},{"id":"c9db16da-b489-4675-b63c-195c30a368d6","keyword":"氧化","originalKeyword":"氧化烧损"},{"id":"280702e2-d7ae-4b03-999b-9ba7d4e374c9","keyword":"数值模拟","originalKeyword":"数值模拟"},{"id":"ec023f58-125b-4d79-bc5b-dba7301687ae","keyword":"炉内气氛","originalKeyword":"炉内气氛"}],"language":"zh","publisherId":"gtyjxb201011003","title":"步进式加热炉内气氛对钢坯氧化影响的数值模拟","volume":"22","year":"2010"},{"abstractinfo":"以 G20Cr2Ni4A 轴承钢为研究对象,根据现场生产数据,对不同电极氧质量分数下的硅、渣中不同SiO2质量分数下的硅以及不同氩气流量下的硅进行了统计分析,研究了电渣重熔中不同保护气氛下以及不同工艺下对电渣锭硅质量分数的影响。结果表明:保护气氛电渣炉生产的电渣锭硅小且成分均匀,当氧质量分数控制到0.001%下时,硅不易;当采用非保护气氛冶炼 G20Cr2Ni4A 钢时,渣系中的 SiO2质量分数在2%时能够保证硅的波动比较小,当采用保护气氛冶炼时,渣系中的 SiO2质量分数在1%时对硅的控制效果良好;采用非保护气氛电渣炉,由于渣-气界面传氧以及电极氧化增重的不断变化,硅的也呈增大趋势。针对于厂内30 t 保护气氛电渣炉,氩气流量增加到50 L/min 时,生产的电渣锭成分均匀,经济性良好。","authors":[{"authorName":"孙常亮","id":"301836b5-0238-420d-8588-9d5f89504f38","originalAuthorName":"孙常亮"},{"authorName":"周伟基","id":"796d6ee7-6661-4d41-b568-c6df30f6ab01","originalAuthorName":"周伟基"},{"authorName":"李涛","id":"d226f4bf-dc75-4009-8ec3-219b8bc9ec6a","originalAuthorName":"李涛"},{"authorName":"张晓磊","id":"80543b82-5e2c-4819-9264-ca06204dbded","originalAuthorName":"张晓磊"},{"authorName":"侯栋","id":"a2175490-75b0-484c-85bc-906002aed3fe","originalAuthorName":"侯栋"}],"doi":"10.13228/j.boyuan.issn1006-9356.20140187","fpage":"28","id":"c292d2d3-5483-45f6-adf3-103942de2a4b","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":"8fd2e453-d283-4b81-8821-a3795cfb86e4","keyword":"G20Cr2Ni4A 轴承钢","originalKeyword":"G20Cr2Ni4A 轴承钢"},{"id":"1dbd0204-4190-4157-9292-5cf063e96dc6","keyword":"保护气氛电渣炉","originalKeyword":"保护气氛电渣炉"},{"id":"1aa31a0f-2d9c-46f0-a4f9-b81e597fc5c1","keyword":"硅","originalKeyword":"硅烧损"},{"id":"7bcce0c8-8fba-4277-bb14-b4bec66895c4","keyword":"熔渣传氧机理","originalKeyword":"熔渣传氧机理"},{"id":"4d47f108-044c-47c2-bc2d-818407d39b52","keyword":"热力学","originalKeyword":"热力学"}],"language":"zh","publisherId":"zgyj201506007","title":"电渣重熔轴承钢中的硅元素的控制","volume":"","year":"2015"},{"abstractinfo":"研究了5A06铝合金电子束焊接后熔池内镁元素的分布及其对焊缝硬度的影响,并分析了焊接参数对镁元素行为的影响.结果表明:在同一熔池中随着深度的增加,镁元素含量增加,即程度减小,同时显微硬度增大;随着加速电压和束流的增加,熔池熔深增加,镁元素程度降低;随着焊接速度增加,镁元素程度降低,熔深却减小.为减小镁元素,在电子束焊接时可适当增加焊接的加速电压与束流,加快焊接速度.","authors":[{"authorName":"汪兴均","id":"99099e05-0155-4235-829b-48df350dced6","originalAuthorName":"汪兴均"},{"authorName":"黄文荣","id":"0930bb47-9044-454b-a999-9482a4c34e37","originalAuthorName":"黄文荣"},{"authorName":"魏齐龙","id":"b1eca14f-2de4-4eaa-859a-ad0902365ff2","originalAuthorName":"魏齐龙"},{"authorName":"沈显峰","id":"aa39de48-fda3-48c2-8c3c-433f35e44848","originalAuthorName":"沈显峰"},{"authorName":"雷华东","id":"7d3b0812-c060-41e3-a7da-88f6272a6ce7","originalAuthorName":"雷华东"}],"doi":"10.3969/j.issn.1000-3738.2006.12.009","fpage":"29","id":"342ace8a-b045-496c-815f-957ff74930f7","issue":"12","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"2ea13f54-bcd3-471b-8492-0e18e760e239","keyword":"5A06铝合金","originalKeyword":"5A06铝合金"},{"id":"77634c7e-1d74-4bc3-8d37-fc6ac699cd01","keyword":"电子束焊","originalKeyword":"电子束焊"},{"id":"684a3c46-51fb-4650-a0e1-5c553b16beb9","keyword":"镁元素","originalKeyword":"镁元素"},{"id":"a7e89341-b047-4555-aa4c-fa0ca9ac323f","keyword":"","originalKeyword":"烧损"}],"language":"zh","publisherId":"jxgccl200612009","title":"5A06铝合金电子束焊接中镁元素的行为","volume":"30","year":"2006"},{"abstractinfo":"以刚玉管代替透气砖做实验,研究了铁水喷粉脱磷过程中耐火材料的情况及其影响因素.结果表明:脱磷粉剂成分及载气种类对喷粉用耐火材料的影响很大,而铁水温度对其影响较小;在低温条件下,用Ar喷吹Fe2O3,和CaCO3,混合粉剂可有效减少耐火材料的.","authors":[{"authorName":"李志强","id":"e7b9937e-259a-42ea-81eb-0ad3b5d66eea","originalAuthorName":"李志强"},{"authorName":"朱刚","id":"030a401a-aca9-471f-a002-661b82009716","originalAuthorName":"朱刚"},{"authorName":"于景坤","id":"1eba3990-73ea-4a9a-be48-baf5ce3bad1a","originalAuthorName":"于景坤"}],"doi":"10.3969/j.issn.1671-6620.2009.02.003","fpage":"88","id":"125ab705-7610-4019-a445-d32f8ae0b4a1","issue":"2","journal":{"abbrevTitle":"CLYYJXB","coverImgSrc":"journal/img/cover/CLYYJXB.jpg","id":"17","issnPpub":"1671-6620","publisherId":"CLYYJXB","title":"材料与冶金学报"},"keywords":[{"id":"3b095f19-0620-4272-90dc-a957dfc5eccb","keyword":"铁水预处理","originalKeyword":"铁水预处理"},{"id":"a81c307e-c843-4f61-826a-0f5000468b08","keyword":"脱磷","originalKeyword":"脱磷"},{"id":"2fa2c996-4f57-4d5e-89ad-134fb7933c3d","keyword":"喷粉","originalKeyword":"喷粉"},{"id":"95a123cd-26e5-44a6-9c6b-3605765ca673","keyword":"喷枪","originalKeyword":"喷枪烧损"}],"language":"zh","publisherId":"clyyjxb200902003","title":"铁水喷粉脱磷用耐火材料的实验研究","volume":"8","year":"2009"},{"abstractinfo":"研究A286和V57合金电渣重熔过程中钛时,发现渣中TiO_2浓度较高时,TiO_2是钛的主要氧化剂。与合金中的钛相平衡的渣中低价钛氧化物主要是Ti_3O_5.决定钛速率的主要因素是Ti~(4+)在钢/渣界面层的传质速度。传质速度随渣中TiO_2浓度的增加而增大。降低Ti~(3+)向渣/气界面的扩散速度是减少合金中钛的关键。研究了CaF_2-Al_2O_3-TiO_2渣系中Ti~(4+)在电极/熔渣和金属熔池/熔渣界面在1700±10℃的传质系数与渣中TiO_2含量的关系,测定了Ti~(3+)向渣/气界面的传质系数为2.2×10~(-1)cm/s(1500℃)。","authors":[{"authorName":"陈崇禧","id":"b3332bd2-bb1a-4c2e-9a02-89cbe0851623","originalAuthorName":"陈崇禧"},{"authorName":"王涌","id":"531a8043-6b94-40e3-8650-11262566559e","originalAuthorName":"王涌"},{"authorName":"傅杰","id":"2b047a74-e38f-4d0b-b092-e001a0afc655","originalAuthorName":"傅杰"},{"authorName":"陈恩普","id":"96af1867-3c8e-47f6-9adc-c95c9c9ea0a8","originalAuthorName":"陈恩普"}],"categoryName":"|","doi":"","fpage":"50","id":"082519fe-08ec-4533-a6ed-49cacf9ab168","issue":"1","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[],"language":"zh","publisherId":"0412-1961_1981_1_17","title":"高钛低铝高温合金电渣重熔中钛的研究","volume":"17","year":"1981"},{"abstractinfo":"基于钢坯氧化机理的综合分析,利用数值模拟方法研究空气消耗系数对CSP均热过程钢坯氧化的影响.结果表明,在保证燃烧完全的条件下尽量降低空气消耗系数,有利于提高钢坯的温度,减少加热时间,降低钢坯氧化量;增大空气消耗系数将使钢坯温度均匀性恶化,但空气消耗系数增大到一定程度时,钢坯温度均匀性则变化不大;炉气中的氧气对钢坯的氧化性大于二氧化碳和水蒸汽,应当严格控制炉内氧气的残留量,以减小氧化.","authors":[{"authorName":"欧俭平","id":"dc8397e8-66ae-43db-bcb7-ae4b7d7d45b9","originalAuthorName":"欧俭平"},{"authorName":"赵迪","id":"4a6fc403-36b9-43a5-9351-dbcfd32b560d","originalAuthorName":"赵迪"},{"authorName":"吴青娇","id":"d4b63901-c4e2-45a3-b64d-6da628d26bdb","originalAuthorName":"吴青娇"},{"authorName":"张兴华","id":"4ee9826b-cee8-4177-96d8-14c7cd24fedb","originalAuthorName":"张兴华"},{"authorName":"王芳","id":"98e51d8b-9057-4938-9794-9a043e52a3df","originalAuthorName":"王芳"}],"doi":"","fpage":"12","id":"eabd2e68-349b-4a74-9794-69d9fb4b8632","issue":"2","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":"105a91a8-6092-4f0e-ae43-6ccfb1f9b728","keyword":"紧凑式带钢生产","originalKeyword":"紧凑式带钢生产"},{"id":"a8be4817-8fb3-4013-b75d-9f00f459969d","keyword":"均热炉","originalKeyword":"均热炉"},{"id":"c892a8e3-ae4a-41b4-bcf8-b36f4cb33ffd","keyword":"氧化","originalKeyword":"氧化烧损"},{"id":"15b0961f-9cda-4675-bf40-3b4a32f54255","keyword":"数值模拟","originalKeyword":"数值模拟"}],"language":"zh","publisherId":"gtyjxb201002004","title":"空气消耗系数对CSP均热过程钢坯氧化的影响","volume":"22","year":"2010"},{"abstractinfo":"基于对加热炉内钢坯氧化机理的研究,根据CSP均热工艺特点,以实验均热炉为研究对象,采用k-ε湍流模型、DO辐射模型、EDM燃烧模型,建立了辊底式均热炉内流动、燃烧、传热数学模型。利用工程流体力学软件Fluent 6.2,研究了空气消耗系数对CSP均热过程中氧化的影响。通过分析数值计算结果,得到一下结论:在保证燃烧完全的条件下尽量降低空气过量系数,有利于提高钢坯的温度,可减少加热时间,降低钢坯氧化量;增大空气消耗系数将使得钢坯温度均匀性恶化,但空气消耗系数增大到一定程度时,钢坯温度均匀性则变化不大;氧气对钢坯的氧化性大于二氧化碳和水蒸气,应当严格控制炉内氧气的残留量,以减小氧化量。","authors":[{"authorName":"赵迪","id":"cff5d2fc-92d3-4ce2-86b9-4700b8696fc0","originalAuthorName":"赵迪"}],"categoryName":"|","doi":"","fpage":"12","id":"2ff8f339-40f2-44d0-8df0-3b8247c42361","issue":"2","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":"70d34ff2-1d61-4af6-a354-875b76aa26cd","keyword":"空气消耗系数;紧凑式带钢生产;均热炉;氧化","originalKeyword":"空气消耗系数;紧凑式带钢生产;均热炉;氧化烧损"}],"language":"zh","publisherId":"1001-0963_2010_2_3","title":"空气消耗系数对CSP均热过程钢坯氧化的影响","volume":"22","year":"2010"}],"totalpage":3568,"totalrecord":35672}