• 没有热阻

    There is no air gap between wall and buried copper pipe.

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  • 常用地下埋管换热器传热模型逐一进行了介绍

    It has carried on the introduction of heat transfer models of underground heat exchanger which is commonly used one by one.

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  • 地热换热器竖直稳态传热模型进行了分析讨论

    Analyses and discussions were conducted of a non steady heat transfer model for the vertical embedded pipe of a geothermal heat exchanger.

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  • 介绍了一种测量高温流化床水平流动特性的测量装置

    Describes an instrument for measuring the local flow characteristics around a immersed tube in a high temperature fluidized bed.

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  • 系统分析高炉新型冷却壁的性能变形

    The thermal properties and deformation of new type cast copper stave with buried copper pipe were studied.

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  • 结果表明系统通风降温可以改善炎热地区的室内舒适性

    The results show that the buried pipe ventilation system can improve indoor thermal comfort in hot climates.

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  • 文中尚对劣质沸腾燃烧锅炉中的埋管辐射放热系数进行了讨论

    The radiative heat transfer coefficients of the immersed tude within the operating conditions of the fluidized bed combustion boiler with low grade coal are also discussed.

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  • 试验表明旋流流化床内的传热特性有利于控制燃烧传热。

    The heat transfer experimental characteristics of immersed pipe is very useful to control combustion and heat transfer.

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  • 介绍了别墅埋管源热泵空调系统埋管换热器计算方法

    Presents the calculating method of ground heat exchanger in the ground-source heat pump system.

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  • 安装法兰套进新埋管里,螺栓螺母与法兰固定。

    Install new lower barrel, place new snap ring and new flange on the new lower barrel, fixed by bolt nut.

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  • 阐述热泵传热性能测试原理,响应测试原理相对比。

    The heat transfer performance test of ground heat exchanger was presented and compared with thermal response test.

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  • 文中还给出了局部瞬态变化以及垂直埋管与水平埋管传热比较

    The instantaneous changes of local tube wall temperature are recorded in the present work.

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  • 说明本文所介绍传热模型一定程度上反映沸腾燃烧锅炉内传热过程

    It may be seemed that the heat transfer model presented in this paper would reflect the heat transfer process of the immersed tube in the fluidized bed combustion boiler.

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  • 论述结构对流化质量影响以及沸腾层燃烧份额对受热面布置影响。

    The effect of in-bed tube structure on bed fluidization as well as that of the fluid-bed combustion on heating surface arrangement is also discussed in the paper.

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  • 本文阐述江苏沙家浜温泉国际度假中心垂直响应试验所取得实效。

    This paper mainly discusses the in-situ thermal response test of buried vertical pipe in Shajiabang Hot-spring International Holiday Centre, Jiangsu Province.

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  • 介绍了埋管热泵使用地区地域差异由此导致土壤放热平衡

    The difference about the areas where the ground source heat pump be used in was presented, which lead to the thermal imbalance of soil between absorbing and releasing.

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  • 配置冷却塔复合式土壤热泵研究对象建立了换热器简化计算模型

    Taking the hybrid ground source heat pump with cooling tower as research object, a simplified calculation model of buried tube heat exchanger is established.

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  • 气泡颗粒流化床水平理周围运动行为传热埋管磨损关系十分密切。

    Movement of bubbles and particles around tube immersed in a fluidized bed is closely re lated to tube heat transfer and tube abrasion.

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  • 地下换热器结构优化设计系统运行模式的分析提供了理论支持技术储备

    It supplies theory support and technology accumulation for the optimal design of the underground heat exchanger and the system operation mode optimization.

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  • 随着土壤源热泵制冷工况下连续运行埋管出口介质温度壁面温度逐渐升高

    Along with GSHP running at refrigerate condition the temperatures of the out medium and the wall gradually rise.

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  • 模型综合目前较为合理的研究成果,客观地反映鼓泡磨损基本规律

    It gathers up the present results on reasonable studies, and shows objectively the fundamental rules on erosion of horizontal tube immersed in fluidized bed.

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  • 目的建立蛛网膜下腔pe - 50埋管方法蛛网膜下腔插步骤加以改进。

    Objective: To establishment of intrathecal implantation with PE-50 catheter in rat and make improvement of the method in some steps.

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  • 提高敷设方式下电缆输送能力内填充导热介质改善散热状况

    In order to improve the cable current carrying capacity, the heat-conducting material was pumped into ducts to improve the situation of duct heat output.

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  • 流化床己二干燥装置应用PTA装置干燥机的改进提供了一个新的思路

    The fluidized bed with immerged tube has been applied in adipic acid dryer device, which provides a new thought for the reformation of dryer in PTA device.

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  • 介绍种地热泵地下换热性能测试装置及测试方法装置用途进行了分析讨论。

    This paper introduces an testing method and testing equipment for the performance of heat transfering of pipes buried under ground in a ground source heat pump system.

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  • 通过室内试验大田试验研究了无压灌溉方式下深度水分运移和作物生长影响机理

    Through the laboratory research and field experiment, the influencing mechanisms of lateral depth in non-pressure irrigation on soil water movement and crop growth are studied.

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  • 试验研究了两不同回填材料换热器的热响应性能、地源热泵运行对地源温度的作用。

    Heat transfer performance of different backfill materials and temperature field variation of ground-coupled heat pump system are studied.

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  • 试验研究了两不同回填材料换热器的热响应性能、地源热泵运行对地源温度的作用。

    Heat transfer performance of different backfill materials and temperature field variation of ground-coupled heat pump system are studied.

    youdao

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