管道工程管

Firstly, a computational formula of RS which used widely in pipelines design is introduced. Secondly, a correction formula is deduced based on Spangler model. Thirdly, a model of buried pipelines is analyzed with finite element program. After compared with different results, it is found that the result from the correction formula matches with the result of FE better than that of the design code.

以现行的管道结构设计规范为例介绍了目前管道工程设计中常用的管土相对刚度计算公式，在Spangler管道土压力模型基础上推导了计算埋地管道管土相对刚度的修正公式，并采用有限元模型分析了上埋式管道的管土相互作用机理。

Large numbers of bends and elbow s are required in construction of long distance pipeline with large diameter to suit the pipeline to the hypsography.

在大口径长输管道工程施工中，由于沿途地形起伏变化，需要使用大量的弯管和弯头，为了在施工现场能准确测量弯管和弯头的角度，正确选取弯管和弯头，研制出了弯管角度测量器。

Valves, meters, strainers and other devices mounted in the pipework shall be supported independently of the pipes to which they connect.

阀门、米、过滤器和其它设备登上在管道工程管组的独立地将支持他们连接管子。

This paper relates to describe thedesign of thermal pipe line, the calculation of thermal stress and its inference to the pipe line engineering,flexible pipe system and selection of the form of the compensations, to reach the optimized design andengineering prepotency finally.

本文介绍了在热力管道的设计方面应引起注意的几个重点问题，说明热应力的计算及其对管道工程的影响，管系柔性以及对补偿形式的选择，以达到设计优化、工程"优生"。

Conduit of water supply, catchment installs standard of acceptance of work: Quality of conduit, pipe fitting should accord with active standard; Valve is installed should decorous, switch Ying Ling is vivid; Press via connecting water to try, all conduit, valve, connect should not have ooze water, slack phenomenon.

给水、排水管道安装工程验收标准：管道、管件质量应符合现行标准；阀门安装应端正，开关应灵活；经通水试压，所有管道、阀门、接头应无渗水、漏水现象。

In recent years, the technique of pipe jacking construction has been developed quickly and widely applied in water supply and drainage pipe projects in China, but it is required to study and discuss the mechanism of soil disturbance and changes of soil properties during pipe jacking.

近年来，顶管施工技术在中国得到迅速发展，并广泛应用于给排水管道工程，但顶管施工中土体的扰动机理及土体性状的变化有待深入研究与探讨。

Concrete formula adopted computer control sand, stone, water, cement, admixtures measurement as well as various specifications of models with a variety of processes ( centrifugation, suspended roller, plug-in, PCCP, wind-driven, core-mode vibration technology) series die, various interfaces, such as drainage pipes: level I, level I, socket type, F-type pipe jacking mode, three-stage pressure pipe vibration Process modules for the largest caliber DN3m 4m (domestic exclusive use of stress to eliminate mold, sand blasting processes), is China's only capable of producing PCCP steel cylindrical pressure tube and a variety of cement pipes, such as a full set of equipment and tooling manufacturers, who national key project ¤- Inner Mongolia Wanlian Brothers Pipeline Company Diversion Project, Jilin pipeline, dragon pipe industry, Fujian Nampo, Xi'an, Shanghai tunnel company, REN Bang Tianjin, Beijing, Hubei, China and South Africa, Zhengzhou Jinlong, Nanjing, Zhejiang Tenglong Xinjiang National Unification, Liaoyang Xiaotun so water and drainage pipes around the country supporting the project.

混凝土配方采用电脑程序控制砂、石、水、水泥、外加剂计量以及各种规格型号与各种工艺的（离心、悬辊、插入式、PCCP，风动、芯模振动工艺）系列模具，各种接口形式，如排水管：平口、企口、承插式、F型顶管模、三阶段压力管振动工艺模的最大口径为DN3m×4m（国内独家采用模具应力消除、喷砂工艺生产），是全国唯一能生产PCCP钢筒压力管以及各种水泥管等全套设备与模具的厂家，曾为国家重点工程─—内蒙古万联兄弟管道公司引水工程、吉林管道、巨龙管业、福建南浦、西安、上海遂道公司、天津任邦、北京、湖北中南、郑州金龙、南京、浙江腾龙、新疆国统、辽阳小屯等等全国各地引水与排水管工程配套。

Product has been widely used in tap water, gas, solar power, petroleum, chemicals, electricity, metallurgy, pharmaceutical, paper making, environmental protection and other industries, the products sell well in major cities nationwide, high-quality products and service users from all walks of life to win the domestic consensus acclaim, and achieved good social and economic benefits, experts were concerned that the country is a new breakthrough in pipeline engineering, are aluminum-plastic PP-R pipes and cross-linked polyethylene pipe connection technology a major reform.

产品已广泛应用于自来水、煤气、太阳能、石油、化工、电力，冶金、制药、造纸、环保等行业，产品畅销全国各大城市，优质的产品与周到的服务赢得了国内各界用户的一致好评，取得了良好的社会、经济效益，被国家有关部门专家认定是管道工程的新突破，是铝塑PP-R管和交联聚乙烯管材连接技术的一大改革。

Selection of plan for prop pipelining with densely arranged large diameter pipes, working pit support , some problems and technical difficulties during prop pipelining were introduced, taking Laoshan water discharge project (Second modification for Chenglinzhuang Road) as an example.

以天津市程林庄路二期改造———崂山道排水工程为例，介绍了密排大口径管道顶管施工方案的选择及工作坑支护施工、顶管施工过程中遇到的一些问题和技术难点，并给出了相应的处理措施。

According to the problems encountered in drainage pipeline construction,from surveying and setting-out of pipe, excavation ,foundation treatment and other aspects practical quality assurance measures are summarized as well as construction quality control measures,which is significant to eliminate engineering quality defects.

针对排水管中常见的问题，总结了保证排水管材质量的措施，从测量放线、沟槽开挖、平基管座管道的施工等方面介绍了保证市政排水管道工程的施工质量措施，对消除工程质量缺陷具有重要的意义。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。