return water

The average temperature of supply and return water should be choose as the most reasonable controlled parameter in auto-control system of centralized heat-supply.

在集中供热的自动控制系统中，被控参数选取供回水平均温度最为合理。

Discussion on compensation for supply and return water risers in high-rise buildings

高层建筑供回水立管补偿探讨

The study concludes that the municipal water has basic natures of coupling, integration, level variation and dynamic, and economic and technical characteristics of regional monopoly, quasi-public goods, externalities, capital-intensive investment and a long period of return.

研究认为城市水务产业具有耦合性、整体性、层次性和动态性的基本属性；具有区域垄断性、准公共物品性、外部性、资本密集和投资回收期长等技术经济特征。

The heat-supply system with distributed variable frequency pump is a heat-supply system in which the flow rate is regulated with return-water pressured pump, instead of valve, set at return water pipe on the high-temperature side of heat exchange in substation.

分布式变频泵供热系统是指在热力站换热器一次侧回水管上设置回水加压泵，代替阀门完成流量调节的供热系统。

On the Improvement of Return Water and Vacuum Systems in Power Plant

发电厂循环水、真空等系统的技术改进

They used pressure tactics to force them to return, including cutting food and water supplies.

他们采用施加压力的策略迫使他们回来，包括切断食物和水的供应。

The configuration of supply and return water main and riser in the pipe well of the system is analyzed.

结合实例，分析了系统中管井内供回水干管、管的布置。

Points out problems in setting expansion joints for supply and return water risers.

摘要指出了在供回水立管中间设置伸缩节存在的问题.

The variation of average floor surface temperature with the average temperatures of supply and return water as well as the variation of indoor air temperature, black ball temperature and irradiance with the height are studied by means of experiments.

通过实验，研究了地板表面平均温度随供回水平均温度的变化，室内空气温度、黑球温度及辐射照度随高度的变化。

Supply and return water pipes with sponge rubber insulation package, condensed into the nearest toilet.

供回水管道用橡胶海绵保温材料包裹, 冷凝水就近排入卫生间.风管采用镀锌钢板.

This paper analyzes damage reason of electric heat tube of a midget electrically heated boiler by calculation of jet flow of return water pipe. The damage is a fatigue failure that is caused by direct acting of return water on electric heat tube.

通过对回水管的射流计算，分析了小型电热锅炉电热管损坏的原因：电热管的损坏是由于回水直接对电热管作用而引起的疲劳破坏。

Analysis of heat supply return water of high building

高层建筑供暖回水分析

Design of the heating system with stratified return water tank

回水箱分层式供暖系统的设计

When the temperatures of supply and return water are between 30 ℃ and 40 ℃, the change range of average floor surface temperature is between 24 ℃ and 26 ℃, which meets the radiant floor heating standard.

当供回水温度为30~40℃时，地板表面平均温度的变化范围为24~26℃，符合地板辐射供暖标准。

Recommends the control scheme by monitoring the return water temperature.

推荐采用热水回水温度控制方案。

Analysis of watering method about return water tower in tailing pond

关于尾矿库回水塔取水方式分析

Three aspects of channel skip a grade, return water using and management level are considered in large-scale irrigation area irrigation water using coefficient analyzing.

在分析大型灌区灌溉水利用系数时，考虑越级现象、回归水利用、管理水平三方面的影响，通过严密的数学推导，定量计算反映影响因素的越级修正系数、回归水利用修正系数。

Besides, data of historical surge disasters in different coast sections are analyzed statistically and examined, historical tidal data are fitted using different models, and the values corresponding to different return periods show that the warning water levels above-mentioned are rational for the three sections.

此外，对历史潮灾及相应的潮高进行了统计分析检验，通过不同拟合方法对历史潮高资料进行了多年一遇检验，各拟定警戒潮位值适合各核定点所在岸段。

the influence of silt at variable return water river reach of sanxia reservoir area on chongqing harbour district and the way to deal with the situation

三峡库区变动回水河段泥沙冲淤对重庆港区的影响及对策

Study on the Model of Return Water Quality of Irrigation in Farmland

农田灌溉退水水量水质平衡模型研究

The research of the press of supply and return water and the quality of heating in heating network Internet service provider

热网供回水压力及供热质量的分析研究互联网服务提供商，因特网服务提供者，[港]互联网服务供货商

Presents the on-off control mode of refrigerating machine by supply and return water temperature difference and load proportion with an example.

以具体的工程实例介绍了利用供回水温差和机组负荷百分数进行机组台数启停控研究制的方法。

The paper analyzed the reason of condensation return water corroding boiler iron tube, introduced technology and application of treating return water and economical efficient.

文章分析了蒸汽冷凝水对锅炉碳钢回水管的腐蚀原因，介绍了冷凝回水缓蚀处理的技术和应用，以及由此产生的经济效益。