{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"本文提出了判别流体热力学性质的通用对比方程的规则和选择作为通用对比方程的热力学参数对比变换的方法;具体给出了工质饱和液体焓和温度的合适对比变换式和通用对比方程。经检验,该通用方程的计算值与25种常用流体工质的推荐值的平均绝对偏差为0.5%,算术平均偏差为--0.04%。本文的理论纠正了传统的只用临界参数为对比值的片面认识,为建立在无通用对比方程而仅利用合适的参数变换,从一种已知物性物质推算另一种物质未知物性的一般方法和其它物性的通用对比方程奠定了基础。","authors":[{"authorName":"陈则韶","id":"28f97549-9f2d-48cc-8348-0ba9d7157542","originalAuthorName":"陈则韶"},{"authorName":"程文龙","id":"32bb5bde-9a08-469b-86dd-fec0c63eee61","originalAuthorName":"程文龙"},{"authorName":"胡?","id":"9bda158e-5a0f-464e-acfd-5de2a3b91a71","originalAuthorName":"胡?"}],"doi":"","fpage":"19","id":"78c04831-aa07-43e0-8536-dd1d9cc23ca9","issue":"1","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 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"},"keywords":[{"id":"856b9db6-a2cf-4375-aaf7-b569d6c993c5","keyword":"正火","originalKeyword":"正火"},{"id":"897c339e-5afe-4ad1-8b69-07ecb6e7f5f5","keyword":"50SiMnVB钢","originalKeyword":"50SiMnVB钢"},{"id":"d550117e-e9cc-4e9f-a140-942616b178d2","keyword":"Johnson-Cook本构方程","originalKeyword":"Johnson-Cook本构方程"}],"language":"zh","publisherId":"bqclkxygc200901013","title":"正火态50SiMnVB钢Johnson-Cook本构方程的建立","volume":"32","year":"2009"},{"abstractinfo":"讨论了光学图像中同时存在噪声与模糊时的对比度增强问题.构造了一种基于边缘定向扩散的各向异性非线性扩散方程来作为图像的光滑约束项,并根据模糊后的图像在边缘处相对清晰图像具有较大误差的事实,构造增强图像与原图像之间的非均匀逼近项,将此两项通过正则化参数联系起来,得到了一种图像对比度增强的正则化模型,并利用Euler方程将该模型转换成一种可以快速求解的各向异性非线性扩散模型.该模型能在抑制噪声的同时增强图像的边缘,在模型的解算上也不存在大型矩阵的存储与运算问题.数值计算结果表明,新方法适合于多种形式的模糊和不同程度的噪声污染,相对现有方法具有更好的边缘锐化能力和更高的清晰度,峰值信噪比比现有方法提高了1~2 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μm,晶粒的均匀度有所改善;同时深冷处理过程中的体积收缩产生较大的内应力,使内部的某些晶粒向易磁化轴c轴方向转动,取向度由86.16%提高到92.11%,在深冷处理过程中并未发现有新的织构产生.","authors":[{"authorName":"韩翠珍","id":"904ebf13-8def-48d8-9a1d-3233f6d1d123","originalAuthorName":"韩翠珍"},{"authorName":"张胤","id":"e4110da9-d2c6-4d01-a1a2-8980c9a9b179","originalAuthorName":"张胤"},{"authorName":"夏立明","id":"ee097cfc-576b-4808-bdc0-28228510bbbf","originalAuthorName":"夏立明"}],"doi":"10.13228/j.boyuan.issn1001-0777.20130084","fpage":"1","id":"6e757adf-d046-4f4e-b529-88874c1a2082","issue":"4","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"dfae4f30-75e1-4b8b-9a07-9bba4d3930f1","keyword":"烧结钕铁硼磁体","originalKeyword":"烧结钕铁硼磁体"},{"id":"7e840cb9-0269-4db0-8d08-6d50c012bca9","keyword":"微观组织","originalKeyword":"微观组织"},{"id":"7d431598-e988-45a4-b79b-d34f3ed0991e","keyword":"取向度","originalKeyword":"取向度"},{"id":"b3818739-a0e6-44c5-a7ca-b1a8225cdd10","keyword":"深冷处理","originalKeyword":"深冷处理"}],"language":"zh","publisherId":"wlcs201404001","title":"烧结态与深冷处理态NdFeB组织对比分析","volume":"32","year":"2014"},{"abstractinfo":"介子结合态本征方程中δ相互作用可用T矩阵进行非微扰重整化, 深入理解重整化的一些基本问题: 物理结果与重正化点的选取无关, T矩阵非微扰重整化的物理实质.","authors":[{"authorName":"王顺金","id":"f3097ca2-aab4-403d-9bb3-a50990dd1f64","originalAuthorName":"王顺金"},{"authorName":"周善贵","id":"2d864536-da12-40c4-9903-aa85da81850d","originalAuthorName":"周善贵"},{"authorName":"H.C.Pauli","id":"bf702c16-7f71-47bd-80ba-a7025db1af9f","originalAuthorName":"H.C.Pauli"}],"doi":"10.3969/j.issn.1007-4627.2004.04.009","fpage":"298","id":"fae58293-5739-4ddb-a1f3-d50adb0b9eef","issue":"4","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论 "},"keywords":[{"id":"59b3bdc9-4486-4103-8ebf-e587464e94f5","keyword":"介子结合态本征方程","originalKeyword":"介子结合态本征方程"},{"id":"2a128ece-7e04-44e2-8248-bb800f2663e9","keyword":"T矩阵非微扰重整化","originalKeyword":"T矩阵非微扰重整化"},{"id":"bdddb303-ab19-4310-bad5-cdf42f5f3d0d","keyword":"本征波函数","originalKeyword":"本征波函数"}],"language":"zh","publisherId":"yzhwlpl200404009","title":"介子束缚态相对论本征方程的非微扰重整化","volume":"21","year":"2004"},{"abstractinfo":"C. P. Bean基于K. Mendelssohn海绵模型建立了非理想Ⅱ类超导体临界态理论, 从而形成了硬超导体电磁理论的重要基础之一.然而近年来基于涡旋动力学理论的发展,逐步形成了临界态动力学研究课题.涡旋运动导致宏观波函数的相滑移,和局域的Joule热等强烈非线性效应是形成自组织临界态物理基础.根据实验观测,磁通进入样品的前锋为线性分布,但其解析理论还在发展中.本文论述了在超导体的零电阻和完全抗磁性的实验基础上建立起来的London第一和第二方程本质上的等价性,并结合London理论与Anderson磁通热激活理论讨论了临界态形成动力学,给出了Slab样品中的电场、电流和磁通密度分布,定量解释了实验观察到的现象.","authors":[{"authorName":"韩永胜","id":"2a51c792-9cb0-43eb-96d2-9fc987f80fcc","originalAuthorName":"韩永胜"},{"authorName":"陈曙","id":"2b7076e0-1b5e-4ce4-a937-bea050c1e751","originalAuthorName":"陈曙"},{"authorName":"杨宏新","id":"bddcf11f-a8f4-4764-9051-20d0ff5e54dc","originalAuthorName":"杨宏新"}],"doi":"10.3969/j.issn.1000-3258.2004.03.004","fpage":"194","id":"cc669104-4fcb-40c4-b977-91290956d522","issue":"3","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"30e456ee-faab-447c-a858-92904e370760","keyword":"Bean 模型,Slab样品,涡旋动力学,磁通密度分布","originalKeyword":"Bean 模型,Slab样品,涡旋动力学,磁通密度分布"}],"language":"zh","publisherId":"dwwlxb200403004","title":"London 两个方程等价性与临界态形成动力学","volume":"26","year":"2004"},{"abstractinfo":"针对超超临界机组中863 K服役20000 h的HR3C再热器管材及与其具有相同Larson-Miller参数值的923 K时效1100 h HR3C管材,开展显微组织结构老化及力学性能衰减的对比研究.结果表明,服役环境的不同导致服役态HR3C钢管的内外侧显微组织结构产生差异.服役态HR3C内侧的显微组织结构和力学性能与时效态的基本相同;然而,服役态钢管外侧的结构损伤程度比时效态钢管更严重.因此,基于Larson-Miller参数的人工时效方法只能在一定条件下模拟USC机组中钢管的结构老化.","authors":[{"authorName":"白小龙","id":"e6c7bf0d-80ba-474f-bceb-5e5b1d560ff2","originalAuthorName":"白小龙"},{"authorName":"陈国宏","id":"6f2f770e-c57d-4ff7-9a88-c508f4ee439d","originalAuthorName":"陈国宏"},{"authorName":"刘俊建","id":"25bf1bb9-9ada-4510-adfd-f988466990ac","originalAuthorName":"刘俊建"},{"authorName":"王家庆","id":"d612e345-8de1-4063-ba4a-08b7f2d5da16","originalAuthorName":"王家庆"},{"authorName":"张涛","id":"ab45dc69-6fa4-43c4-8766-a9c3b6e999bf","originalAuthorName":"张涛"},{"authorName":"汤文明","id":"65b03084-b69c-44c7-889e-768d9eb1c60c","originalAuthorName":"汤文明"}],"doi":"","fpage":"100","id":"c432538e-ac90-4a5e-8520-78cfd91df957","issue":"z2","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":"95d2e73a-5fc7-475f-81a6-a4f65a77e8f1","keyword":"HR3C耐热钢","originalKeyword":"HR3C耐热钢"},{"id":"92ba222c-dec5-4ec7-b9c9-27f5c9922052","keyword":"Larson-Miller参数","originalKeyword":"Larson-Miller参数"},{"id":"b63734ac-b0d5-4201-b8f2-45166b7401af","keyword":"结构损伤","originalKeyword":"结构损伤"},{"id":"fc3d9e14-6019-47a0-8d65-6f73adcbd31f","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"jsrclxb2013z2022","title":"服役及时效态HR3C耐热钢结构损伤的对比","volume":"34","year":"2013"},{"abstractinfo":"本文介绍一种热泵热水器性能的无量纲对比态分析法,该方法采用不同工况的热泵热水器性能参数与标准设计工况的参数对比的无量纲参数来描述实际工况性能.分别导出了理论和实际的描述热泵热水器变工况性能的无量纲表达式,给出了环境气温从-5~40℃,进水温度从5~30℃的无量纲性能曲线,以及两种型号的实验机的结霜温度区的实验结果无量纲对比性能.研究发现,热泵热水器的对比热水流量(m)w是体现变工况性能的极为敏感和重要的参数,只有用(m)w和COP相结合,才能全面反映热泵性能.","authors":[{"authorName":"陈则韶","id":"df14073f-6e51-45b1-818e-b08445498859","originalAuthorName":"陈则韶"},{"authorName":"胡芃","id":"56ee35ec-9e8e-49c4-8bf0-698256e8f3b0","originalAuthorName":"胡芃"},{"authorName":"江斌","id":"8d9b2658-a1bc-4c62-9502-3f8d313fdc06","originalAuthorName":"江斌"},{"authorName":"谢文海","id":"ad93cc63-3e1f-47f7-b86b-cc12cdbe3ac2","originalAuthorName":"谢文海"},{"authorName":"李川","id":"d2ab478d-585c-4714-b4e1-2dcca1c38fa1","originalAuthorName":"李川"}],"doi":"","fpage":"9","id":"2636fc0e-6b46-4f71-8ca4-84e463f41aec","issue":"1","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":"648dd172-3acc-4334-b258-77163c24e15c","keyword":"热泵热水器","originalKeyword":"热泵热水器"},{"id":"959de497-45de-4960-9c90-526db9653628","keyword":"无量纲分析法","originalKeyword":"无量纲分析法"},{"id":"012ad34f-c7c3-4999-aa4d-9dbf0933f168","keyword":"热泵效率","originalKeyword":"热泵效率"}],"language":"zh","publisherId":"gcrwlxb201301003","title":"热泵热水器变工况性能的无量纲对比态分析法","volume":"34","year":"2013"}],"totalpage":2356,"totalrecord":23552}