排水
- 更多网络例句与排水相关的网络例句 [注:此内容来源于网络,仅供参考]
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Many kinds of the drainage equipment paving closed system, surface drainage and underground drainage are introduced in this paper, and including the planning of the drainage equipment , the key points in the construction and greening proposes in the central mall.
通过对中央分隔带排水的重要性和采用铺面封闭、表面排水和地下排水三种典型的中央分隔带排水设施的阐述,简要介绍了排水设施的设计、施工要点及分隔带上绿化所采用的方式。
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And tower water supply drainage work is compared with in general multilayer building and low tier of buildings water supply drainage work , fundamental theory and reckoning are identical in the field of some , tier of numbers are many because of the tower , the building altitude is big , the building function is broad , building structure is complicated but, what be accepted the external world condition restricting waits, tower water supply drainage work is listed in disregarding being to be still extent on technology depth,have exceeded low tier of buildings water supply drainage work category, The number having the following few characteristics tower water supply draining off equipment is many and, instant the source of water that the rate of flow giving a water yield and draining away water depends on , rational water supply of economy sewerage form and , breathable appropriate treatment draining off pipeline problem and, to ensure that water supply safety is reliable , the administration draining away water unobstructed and defending is convenient.
高层建筑给水排水工程与一般多层建筑和低层建筑给水排水工程相比,基本理论和计算方法在某些方面是相同的,但因高层建筑层数多、建筑高度大、建筑功能广、建筑结构复杂,以及所受外界条件的限制等,高层建筑给水排水工程无论是在技术深度上,还是广度上,都超过了低层建筑物的给水排水工程的范畴,并且有以下一些特点高层建筑给水排水设备的使用人数多,瞬时的给水量和排水流量靠的水源,以及经济合理的给水排水系统形式,并妥善处理排水管道的通气问题,以保证供水安全可靠、排水通畅和维护管理方便。
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In this thesis, I summarize the theoretical calculation method, applied scope and notice of siphonic drainage system, and point out the advantage of siphonic drainage system compared with gravitation drainage system. In the archetype experiment study of siphonic drainage tube, I adopt different tube diameter and different structural height to survey the drainage volume and press in different place. I observe various kinds of flow state, and get chief factors which influence hydraulic peculiarity of system as the tube diameter or structural height, and find out the relevance of factor to flux. I apply CFD Fluent software and adopt standard k-ε model and RNG k-ε model, then use finite volume method and second-order upwind scheme to discrete numerical model, while coupling numeration of velocity field and press is based on SIMPLE. In the numerical simulation of curved part of tube, siphonic drainage tube experiment system and multi-outlet siphonic drainage system, I make research on internal velocity and press of system in different project condition by changing the tube diameter of curved part, negative press value in tube export and improving the quantity of water gutter. This thesis first adopts a method of combining archetype experiment and numerical simulation to study the siphonic drainage system, test and verify the validity of experiment and numerical simulation, and makefurther study on system, it solves the problems of limited testing conditions, and has a logical results, it can provide a valid method for optimizing and designing the drainage tube-net system. The conclusion have referring value for study and design of siphonic drainage system.
本文首先对虹吸式排水系统理论计算方法、适用范围以及注意事项做出总结,并分析了虹吸式排水系统的优势;再对虹吸式排水管道进行原型试验研究,采用不同管径不同立管高度,对系统流量、管道压强进行量测,观察了各种工况下的流态,对其水力特性进行研究分析,找出影响水力特性的落差、管径主要因素以及与排水量的关系;进一步应用计算流体力学Fluent软件,采用标准κ-ε模型与RNGκ-ε模型,计算过程应用有限体积法和二阶迎风格式对数值模型进行离散,速度和压力的耦合采用SIMPLE算法,分别对系统弯管段、虹吸排水管道试验系统、多斗虹吸式排水系统进行数值模拟分析,通过改变管段弯头处半径、管段出口负压值、增加雨水斗数对不同工况下系统内部的速度和压力进行研究;本文首次采用结合原型试验与数值模拟相结合的方法,对虹吸式屋面雨水排水系统进行研究,试验与模拟相互验证,并进行拓展,很好地解决了虹吸式屋面雨水排水系统由于试验条件限制问题,结果正确合理,为排水管网系统设计和优化研究提供了有效的方法,对工程设计有较好的参考价值。
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Once the sparger installed in the CMT, the fluid temperature above the sparger and the initial pressure of pressurizer are the key factor, which affect the condensation characteristic and temperature equilibrium time.
通过对不同初始条件下的CMT排水量进行了分析,发现CMT排水速度主要受CMT内的压力变化的影响:CMT无遮流板排水实验中所有排水量随时间的变化曲线都是单调递增的,且都有一个较为明显的拐点,在拐点后,斜率明显增大,说明排水速度增加显著;CMT加遮流板排水实验中排水量曲线的拐点不明显且出现时间较无遮流板排水实验要早,说明排水速度增加得较早;CMT加遮流板排水实验如果PRZ初始压力较大,通过改变CMT的初始温度,将会引起排水总量较大的变化;排水速度平衡时间受CMT压力平衡响应时间的影响,且较CMT压力平衡响应时间快。
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In order to quicken the drainage and consolidation of soil, sand drains are usually used as vertical emissaries in soft or supersoft foundation. The working principle, arrangement and design of the treatment of soft foundation by plastic draining plates aresimilar to those of sand drain. Plastic draining plates were applied to the soft foundation treatment project for the Zhujiang Power Station in 1988. According to the tests, the mechanical behavours satisfied the working requirements with such advantages ...
在软土和超软土地基中,为了加速土壤的排水固结,通常采用排水砂井作为垂直排水通道,塑料排水板处理软基,其工作原理、布置方法、设计方法与排水砂井相似,1988年珠江电厂厂区款基加固工程是采用塑料排水板加固地基,经试验,其力学性能满足工作需要,排水的效果良好,施工速度快,降低了地基加固费用。
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Connected with cross section patterns of freeway, the design method of drainable base course system and edge drainage system which meet to request are given too. The aggregate grading and mixture ratio of porous cement-treated macadam are obtained based on accurate survey on material properties and lots of laboratory experiments. After the construction of experiment road, a summary of mixing, spreading, roller compaction and maintenance process about subsurface drainage system is made, and the analysis on the cost of construction about drainable base course is also carried. According to the test of coefficient of permeability, porosity and strength of compression about local test samples and core samples, the paper concludes that main performance index of subsurface drainage system has achieved the design anticipated effect.
结合高速公路横断面型式,提出了适合要求的排水基层排水系统和边缘排水系统设计方案;在进行详细材料调查和大量室内试验的基础上,提出了多孔隙水泥稳定碎石基层的集料级配和混合料配合比;修建了路面内部排水系统试验路,根据试验路工程的施工情况,对路面内部排水系统施工的拌和、摊铺、碾压和养护工艺进行了总结;并对排水基层造价进行了分析;通过对现场取样试件、芯样的渗透系数、孔隙率和抗压强度的测试,证明路面内部排水系统的主要性能指标均达到了设计预期的效果。
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Through analyzing main factors on the parameter of drainage networks expanse, this thesis ascertains a new parameter form ofdrainage networks expense and regressively analyses each parameter of drainage networks expanse by statistical software SPSS, approving that the new drainage networks expanse is a better parameter compared with other parameters of drainpipe net expense.
本文通过对排水管网费用函数各主要影响因素的分析,推求出新的排水管网费用函数形式,并利用SPSS统计软件对各个排水管网费用函数进行了回归分析,证实新的排水管网费用函数与其它排水管网费用函数相比较为较优函数。
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Design of drainage system discharges the way of draining water and the sureness of the system to include; calculation of the water force of the pipeline, mainly includes the design of the crosswise pipe slop and pipe diameter and the design of the vertical pipe diameter; the design of the way of ventilation and the calculation of the ventilative pipe; the design of the inspection shaft to choose the sewage waste water pump.
本建筑为河南省某管理局综合办公楼,对给水排水系统的要求较高。主要设计包括:给水方式的确定,竖向分区的合理划定,管材的确定,管道的水力计算,加压设备和贮水设备的选择计算。排水系统的设计主要包括:排水体制及其排水方式的确定;管道的水力计算(主要包括排水横管的坡度管径的确定,竖管管径的确定);通气方式的确定以及通气管道的设计计算;集水坑的选择计算并由此选择潜污泵。
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In order to solve the frost heave and thaw settlement, the model tests were made in Tibetan Plateau. Two kinds of model were designed to horizontal drain structure embankment and the ventilation embankment in suit. The effect of horizontal plastic drain was analyzed in contrast with the ventilation embankment. The mechanisms of horizontal plastic drain were studied in permafrost, such as gravity draining in the superficial layer and structure stiffing in the embankment in the theory. According to the design theory, the parameters of horizontal plastic drain were confirmed in the embankment. The values of deformation were inspected by fiber monitor system in the permafrost embankment.
为了解决青藏高原的冻土浅层雨季雨水下渗和蒸发所产生的冻土冻胀与融沉问题,在青藏高原开展水平排水板结构性路基和普通通风路基的原位模型对比试验,并从理论上探讨水平排水板在多年冻土路基中浅层重力排水和结构加劲的作用机理,确定水平排水板的铺设参数;运用光纤监测技术对水平排水板在多年冻土路基中的变形进行监测,对比分析水平排水板铺设与否这2种条件下冻土路基变形监测结果。
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Two kinds of model were designed to horizontal drain structure embankment and the ventilation embankment in suit. The effect of horizontal plastic drain was analyzed in contrast with the ventilation embankment. The mechanisms of horizontal plastic drain were studied in permafrost, such as gravity draining in the superficial layer and structure stiffing in the embankment in the theory. According to the design theory, the parameters of horizontal plastic drain were confirmed in the embankment. The values of deformation were inspected by fiber monitor system in the permafrost embankment.
摘 要:为了解决青藏高原的冻土浅层雨季雨水下渗和蒸发所产生的冻土冻胀与融沉问题,在青藏高原开展水平排水板结构性路基和普通通风路基的原位模型对比试验,并从理论上探讨水平排水板在多年冻土路基中浅层重力排水和结构加劲的作用机理,确定水平排水板的铺设参数;运用光纤监测技术对水平排水板在多年冻土路基中的变形进行监测,对比分析水平排水板铺设与否这2种条件下冻土路基变形监测结果。
- 更多网络解释与排水相关的网络解释 [注:此内容来源于网络,仅供参考]
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displacement ton:排水吨数
displacement ton 排水吨 | displacement ton 排水吨数 | displacement tonnage 排水吨数
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drainage:排水;疏水;排水设施
drain tube 排水管 | drainage 排水;疏水;排水设施 | drainage aggregate 疏水石
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drainage channel:排水渠道
drain valve 排水阀 | drainage channel 排水渠道 | drainage coefficient 排水系数
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drainage plan:排水设施图
drainage pipe 排水管道 | drainage plan 排水设施图 | drainage proposal 排水系统建议书
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footing drains:基座处排水,立足点排水
footcandle 英尺烛光 | footing drains 基座处排水,立足点排水 | footings 立足点
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footing drains:基座处排水,立卒点排水
footcandle 英尺烛光 | footing drains 基座处排水,立卒点排水 | footings 立卒点
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hydathode:排水器
排水器 排水器(hydathode)是植物将体内多余的水分直接排出体外的结构,常分布于植物的叶尖和叶缘. 从排水器排水过程称为吐水(guttation). 在温湿的夜间或清晨,常在叶尖或叶缘出现水滴,就是经排水器泌出的水液.
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presentiment and drainage technology:防排水技术
塑料排水板法:plastic drainage method | 防排水技术:presentiment and drainage technology | 排水固结法:drainage consolidation method
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roadway drainage:道路排水 路面排水
■ road-side improvement project 路边改良项目 沿道整備事業 | ■ roadway drainage 道路排水 路面排水 | ■ rock 岩石 岩
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Building subdrain:地下室排水管道. 泛指不能用重力流排出的排水管道
Building Sewer:室外排水管道. | Building Subdrain:地下室排水管道. 泛指不能用重力流排出的排水管道. | Building Trap:建筑物水封. 用来隔断室内和室外排水管道中的空气,使其不相互流通.