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Experimental studiesThis experiment adopts the chronic serum sickness MsPGN animal model improved and combine it with damp and hot model to establish experimentalrat foundation that contain deficiency of Yin and damp and hot . Compared the biochemisty and organizing such index as the shape , etc at the different stage of the model metioned above with those facts of MsPGN rat to find out the relationship between deficiency of Yin damp and hot and MsPGN on the development of illness and the role in MsPGN course, know the disease machine of MsPGN and treat MsPGN for Chinese medicine, screen the effective square medicine and establish the experiment foundation.

实验研究本实验采用改良的慢性血清病MsPGN动物模型,将其与具有一定实验研究基础的大鼠阴虚,湿热证模型有机结合起来,建立大鼠实验性MsPGN阴虚湿热蕴结证的病证结合模型,通过与单纯实验性大鼠MsPGN模型不同造模阶段的生化、组织形态等指标的比较,探讨阴虚湿热蕴结与MsPGN发病的关系及其在MsPGN发病过程中的作用,为中医认识MsPGN的病机及治疗MsPGN,筛选有效方药奠定理论基础。

The solutions were found to be good agrees with experimental results. The transfer characteristic of air dry/wet bulb temperature and spraying water temperature were discussed. The LMTD method based on this mathematical model is applicable to design and verify for the plate wet air cooler. The ratio of the wet bulb heat transfer coefficient to the heat transfer coefficient under air-cooled conditions was investigated theoretically and experimentally. The relative errors of the ratio between theoretical and experimental valves are small than 7 percent.

分别得到了平行流型式微分方程组的解析解与交叉流型式的近似解析解,实验验证了该解析解具有较高的计算精度;探讨了空气干湿球温度与喷淋水温的迁移特性;分析得到基于湿球温度迁移模型的对数平均温差法在湿式空冷器的设计与校核计算中是适用的,给出了空气湿球换热系数与空冷时空气对流换热系数比值的理论与实验确定方法,比值系数理论值与实验值比较最大相对误差小于7%。

Three methods of physical modification, calcification and amidation were used to improve the rigidity of oxidized wax,and their technical conditions,advantages and disadvantages were studied and summarized respectively.

通过物理改性、钙化、酰胺化3种方法来提高氧化蜡的硬度,研究了其工艺条件,讨论了3种方法的优缺点。采用模拟燃煤烟气方法,研究了石灰湿法燃煤烟气脱硫过程中CO2钙化问题,指出了烟气脱硫过程中CaCO3的生成量与脱硫液初始pH值、SO2初始浓度、温度的关系,得出抑制CaCO3生成的条件,为减缓石灰湿法燃煤烟气脱硫存在的结垢现象,对石灰湿法燃煤烟气脱硫系统的实际应用具有一定的指导和借鉴价值。

By flue gas of 2000m〓/h, some normal wastes (seawater, fly ash of power plant, basic waste water, etc) and lime are used on the research of dry, semi-dry, and wet FGD and its corresponding pressure and temperature decrease on stuffing tower, the effect of Ca/S ratio, inlet SO2 concentration, inlet flue gas temperature, and L/G ratio on desulfuration efficiency is analyzed, the instrument of dehumidify was studied by experiment and appropriate instrument of dehumidify was chosen.

在浙大热能所大约相当于1吨/小时出力的锅炉的尾部烟道上的多功能传热除尘脱硫一体化试验研究装置上,利用海水、电厂灰、碱性废水和石灰开展了半工业性的干法、半干法、湿法烟气脱硫研究,分析了Ca/S比、进口SO〓浓度、进口烟温、喷水量等因素对脱硫效率的影响,并探讨了湿法烟气脱硫中的烟温问题,对湿法烟气脱硫反应塔的阻力特性和除湿装置进行了试验研究,选取了合适的除湿元件。

Analyses for binder phase distribution and percolative nature as well as effect of progressive substitution HAC byα-alumina on phase composition and distribution in alumina-substituted MDF composites and wet properties suggest that the contribution of the cross-linked PVA located in the interphase region to transport of moisture is limited.

通过加热MDF复合材料至不同温度点分析了其胶结相的分布和渗透特性以及掺加α—A1〓O〓对其相组成、分布和湿性能的影响,结果表明,界面相中交联PVA对湿度传递的贡献是非常有限的,而本体聚合物区域的PVA提供了湿度传递的主要途径,未反应水泥颗粒作为水的接受体,对MDF复合材料的湿抗折性能与吸湿也产生了严重的有害影响。

And has brilliant prospect due to its simple structure, good economy and energy saving performance.Based on the full scale passive solar experimental building in DUT, in which the researcher carried experiment as the main method and the CFD simulation as the minor method, the research focuses on passive ventilation formed by the Trombe wall. This paper analyzed the indoor thermo and humidity performance of passive solar building with Trombe wall, and the different ventilation patterns in different seasons, revealing the role of passive ventilation in improving indoor environment. Also the paper researched the characteristics of passive ventilation on air flow and heat transfer mechanicsms, and put forward the best control and adjusting method. Meanwhile the paper gained an empiric formula in use of calculating the natural convection heat transfer and found the key factor of influing the indoor environment.

本研究以被动式采暖降温技术为依托,采用实验和CFD数值模拟的研究方法,重点研究了新型被动式太阳房在不同气候条件下室内热湿环境的动态变化规律,分析不同季节下被动式太阳房内不同的被动式通风模式以及不同被动式通风模式在改进室内热湿环境方面的作用:揭示了特定被动式通风流动和换热特性、控制与预测方法;得到了计算被动式通风对流换热量的经验公式以及影响室内热湿环境的关键因素;了解了含有特朗贝墙体被动式太阳房的自身优势和仍待改进的方面;在实体大被动式太阳房实验技术方面积累了一定的经验。

The article adopts "humidity ratio" integrated emendation method and other two traditional emendation methods in emendation calculating on several group test results. The tests are : simulating test in artificial climate room on 110kV substation equipment of Yangbajing, Lasa and Yanghu by Xi"an High Voltage Lab; power frequency voltage discharge test of ZS-110 by Yunnan provincial electrical research academy. It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. And then it concluded that: the emendation value educed by "humidity ratio" integrated emendation method is basically equal or close to the equipment nominal withstanding voltage; but the values by two traditional emendation methods are mostly higher.It also proves that,"humidity ratio integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually. The method should be spread in designing high elevation power projects.

文中选择&比湿&综合校正法和两种传统校正法,分别对西高所为羊八井、拉萨、羊湖110kV变电所设备所做的人工气候室模拟试验数据及云南中试所做的ZS-110工频放电电压试验数据进行校正计算,将试验电压的校正值与试验设备的标称耐受电压水平进行比较分析;认为:&比湿&综合校正法的校正值与设备耐受电压水平基本相等或接近,而两传统校正法的校正值大多高于设备耐受电压水平;进一步证明,&比湿&综合校正法是目前诸多校正法中较为完善的,能真实地反映大气参数对电气设备外绝缘放电电压的影响程度的校正法,在高海拔电力工程设计中应推广应用。

The dominant and co-dominant species in shrub and herb layers were mostly helophytes and hygrophytes. With decreasing latitude, the helophytes and hygrophytes decreased or disappeared, while mesophytes increased.

研究区沟谷冻土湿地植物群落的灌木层和草本层的优势种和共优种多为适应湿地环境的沼生和湿生植物,随着纬度的减小,喜冷湿环境的沼生和湿生植物种类逐渐减少,甚至消失,而耐旱的中生植物的比重则逐渐加大。

Compressor power consumption was greatly affected by inlet air relative humidity and wet-bulb temperature.

结果显示:冷凝温度和冷凝压力均随着入口空气湿球温度的升高而升高;入口空气相对湿度对压缩机功耗的影响与湿球温度对压缩机功耗的影响均比较大;对基于同一压缩系统的实验比较表明,在冷凝温度为38℃时,板式蒸发式冷凝器的热流密度比管式蒸发式冷凝器平均大30.5%;且在相同的冷凝温度下,入口空气湿球温度越低,板式蒸发式冷凝器的热流密度比管式蒸发式冷凝器大得越多。

The new ideas from this paper: using mechanics principle study of soil, create a practical test to prove that it could change the physical mechanics character of base soil completely, reducing distortion, improving strength, and eliminating wet or sinking of base soil by seal extrusion during hole formation process at certain replacement rate; it could strengthen the loessial soil base to high bearing capacity to standard value of 300 to 400kPa through seal extrusion to hole formation technology together with rammed cement soil pile. Some value of the parameters adopted by bearing capacity calculation of the composite base of rammed cement soil pile with seal extrusion to hole formation exceeded the criteria of 'Technical Regulation on Building Ground Treatment'.(JGJ79-2002) This technology meet the design requirements and save investment.

本课题的创新点:1 利用土力学原理进行研究及理论推导,并经实践:证明了在置换率为某一定值的情况下,在成孔过程中通过挤密作用可以从根本上改变地基土的物理力学性质,使地基土的变形减小,强度提高,湿陷性消除;2 挤密成孔工艺与夯实水泥土桩的组合,可使低强度的湿陷性黄土地基变成高强度的复合地基,其承载力特征值可达 300~400kPa;3 挤密成孔法夯实水泥土桩复合地基承载力计算所采用的有关参数取值范围超出了《建筑地基处理技术规范》JGJ79-2002 中的有关规定;4 在节省投资的前提下,解决了地基高承载力、低变形及黄土湿陷性问题,达到了设计要求。

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