查询词典 convection heat transfer

The tubes' buddle of the traditional heat exchangers is composed of tubes with same diameter, which influences its efficiency at small Reynolds number because of the big fluctuation of the heat transfer coefficient led by the flux fluctuation.

传统的换热器都是采用同径管组成换热管束，因而，在流量波动的工况下，管程传热系数波动较大，对换热器的正常运行有影响。

The effects of space of fins, number of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristics, respectively.

为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响，对7个带亲水层的波纹翅片管换热器进行了试验研究，并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

AbstractThe effects of space of fins, number of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristics, respectively.

摘 要：为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响，对7个带亲水层的波纹翅片管换热器进行了试验研究，并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

The effects of space of finsnumber of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristicsrespectively.

为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响，对7个带亲水层的波纹翅片管换热器进行了试验研究，并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

Position: Industrial Engineering Intern or mechanical trainee Personal Information: Name: Gender: Male Education: Bachelor Profession: Energy and Power Engineering Contact: E-mail: Education: 2007.09 ~ now studying at the University Energy Institute (formerly part of Physical Science and Technology) 2004.09 ~ 2007.06 enrolled in the bridge of Jingjiang City, Jiangsu Province, High School Major Courses: Engineering thermodynamics, engineering fluid mechanics, heat transfer, engineering mechanics, combustion theory and technology, mechanical design based on theory and design of heat exchanger If you want to know my report card, please contact me, thank you.

跪求一份英文简历，对着我的中文简历翻译。急！急！急！我的简历应聘职位：工业工程实习生或机械实习生个人信息：姓名：性别：男学历：本科专业：热能与动力工程联系方式：邮箱：教育背景： 2007.09～至今就读于苏州大学能源学院（原属于物理科学与技术学院） 2004.09～2007.06 就读于江苏省靖江市斜桥高级中学主修课程：工程热力学、工程流体力学、传热学、工程力学、燃烧理论与技术、机械设计基础、换热器原理与设计（如果要知道我的成绩单，请联系我，谢谢。

Position: industrial engineering intern or mechanical traineepersonal information:name:gender: maleeducation: bachelorprofession: energy and power engineeringcontact:e-mail:education:2007.09 ~ now studying at the university energy institute (formerly part of physical science and technology)2004.09 ~ 2007.06 enrolled in the bridge of jingjiang city, jiangsu province, high schoolmajor courses:engineering thermodynamics, engineering fluid mechanics, heat transfer, engineering mechanics, combustion theory and technology, mechanical design based on theory and design of heat exchangerif you want to know my report card, please contact me, thank you.

跪求一份英文简历，对着我的中文简历翻译。急！急！急！问：我的简历应聘职位：工业工程实习生或机械实习生个人信息：姓名：性别：男学历：本科专业：热能与动力工程联系方式：邮箱：教育背景： 2007.09～至今就读于苏州大学能源学院（原属于物理科学与技术学院） 2004.09～2007.06 就读于江苏省靖江市斜桥高级中学主修课程：工程热力学、工程流体力学、传热学、工程力学、燃烧理论与技术、机械设计基础、换热器原理与设计（如果要知道我的成绩单，请联系我，谢谢。

After a simple retrospect of the development and application of the heat pipe, the working elements and the history and the actual state of the investigation inside the thermosyphon, a numerical model based on the previous experimental and theoretical studies is developed to simulate and analyze the process of the flowage and heat transfer in the condensator of the two-phase closed thermosyphon.

本文首先简单回顾了热管的发展及应用情况，介绍了热虹吸管的工作机理及其内部凝结换热的研究历史和发展现状，然后在前人实验和理论研究的基础上提出了本文的研究方向，建立了一个数学模型，对两相闭式热虹吸管冷凝段的流动和传热过程进行了数值模拟和理论分析。

In this dissertation, an inverse heat conduction method has been proposed to determine the heat transfer coefficient.

本文针对这一现实的困难，提出了用反传热法来测算换热系数。

According to the shortage of conventional analyze methods, the conjugate indoor heat transfer field is systematically analyzed, and the conjugate solving method of building envelope heat conduction and indoor airflow field is founded.

根据传统分析方法的不足，系统分析共轭传热室内流场，建立建筑围护结构传导与室内流场耦合求解方法。

Based on analyzing the mechanism of heat and water transfer in unsaturated soil, and the conservation principles of mass and energy, the theoretical model of heat and water migration in unsaturated soil was established.

理论上，通过对土壤内热和水分迁移机理分析，根据质量守恒和能量守恒原理，建立了土壤非饱和区热和水分迁移的理论模型。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。