清管和测径的施工过程完全相同。
图表示典型的清管器收发设施。
图表示两种常用的清管器形式。
不时用清管器在油管内穿过，以清除这种锈蚀。
From time to time a scraper is passed through the pipeline to remove this corrosion.
复杂的管道可采用建立背压的方法进行清管、测径。
Complex pipe can be established by the method of back pressure pigging, caliper.
要解决这个问题，需采用适应变经管道的清管技术。
To solve this problem, it is necessary to use such pigging technology that is suitable for the vari-sized pipeline.
该方法能够用于现场清管作业时清管器堵塞工况预测。
The method can be used to predict the situation of pig plugging when field pigging job is conducted.
若收球筒内泥沙、焊渣等杂物总体积不超过5升，清管合格。
If the ball within the cylinder sediment, and welding slags sundry total volume in not more than 5 litre, pigging qualified.
现场清管作业时清管器经常被卡堵，严重时会影响正常生产。
The pig is blocked frequently when pipeline pigging, which will influence the normal operation due to severe plugging sometimes.
清管和测径用的清管器直径通常比管道内径要过盈5%至8%。
Pigging and caliper with clear pig diameter than pipe diameter usually to interference by 5% to 8%.
并着重叙述了国内外近年来采用的各种智能清管器的检测技术。
Especially the inspection technique of various kind of intelligent pigs used both in domestic and abroad in present years is described and emphasized.
介绍了小口径管道清管器收发球装置的研制、安装及其工作原理。
The development, installation, and operation of the pig trap for small diameter pipeline is introduction.
本文介绍了广东液化天然气输气干线工程应用的清管测径试压技术。
This paper introduced the technology of pigging, diameter measuring & pressure testing for Guangdong LNG trunk-line.
超声波智能清管器进行在线管道壁腐蚀缺陷检测时，经常出现误差问题。
Error usually occurs during inspection of on-line pipelines for wall-loss defects using intelligent pig.
地下安装需设发射井，安装收发球筒及装卸清管器均不方便，现已不采用。
As silo is required and it is not convenient for receiver and launcher installation and pig disassembly, underground installation is not adopted now.
为了确保津京输油管道的经济安全运行，提出了适合目前运行方式的清管方案。
To ensure economic and safe operation of the pipeline, the suitable pigging plan is worked out.
混输管路清管操作实验和理论的研究对混输管线的设计及生产管理具有重要意义。
The experimental and theoretic study of pigging operation of mixed transportation pipeline has important signification for the design and management of mixed transportation pipeline.
测径清管器到达收球筒后，拆下清管器上的测径板，若测径板没有明显变形，测径合格。
The pig to receive clear caliper ball after tube, remove the clear the caliper plate pig, if caliper board did not obvious deformation, caliper qualified.
利用干空气射流作用产生真空，使水分吸附至软体泡沫中，并随着射流排到清管器前端。
Vacuum is generated by application of air jetting effect to allow the moisture absorbing to soft foams and discharged along with the jet in front of the pipeline cleaner.
工程技术部还提供阴极保护设计、咨询；管道检测、清管、带压封堵技术咨询、翻译等服务。
Our engineering department provides cathodic protection system design, as well as other technologies such as pipeline pigging, hot tapping and plugging consultation.
从中优选出“原油清管加油溶性化学清洗剂”的清洗方法，完全满足了克独老线清洗的要求。
Among the methods, the one with chemical cleaning solution which is oil soluble can satisfy the requirements for the old Ke-Du Pipeline cleaning.
清管器指示器或“清管器发讯器”用来探测清管器是否通过、并启动报警装置通知操作人员。
A pig indicator or "pig sig" is used to detect the passage of the pig and alert the operator by tripping a suitable warning device.
针对福州长乐机场航空煤油管道出现锈渣严重堵塞过滤器的现象，制定了具体的通球清管方案。
In pigging of jet fuel pipeline in Changle Airport of Fuzhou, the filter was blocked with rust.
确保管子或其它圆柱形工具的内径合适，通过拖动已知外径的圆柱体或管子(清管器)穿行其中。
To guarantee the inside diameter of a pipe or other cylindrical tool by pulling a cylinder or pipe (rabbit) of known outside diameter through it.
本文所研究的高性能电子清管器及其成套仪器，从机械结构、电路结构等方面进行了周详的设计。
This paper introduces a new high performance pipeline pig and its complete instrument, and illustrates in detail the design in respect of mechanical and circuit structure.
为此，叙述了清管设备的种类、性能和用途，提出了在不同条件下选择清管设备应注意的主要问题。
For this reason, described here are the type, performance and the application of pigging equipment. Points for attention are put forward in scraper selection in different conditions.
管线清管的目的是清除焊接时留在管道内的泥沙、焊渣等杂物，为管线测径和管线正常运行提供保障。
The purpose of the pipeline pigging is clear in pipe welding of mud, welding slags sundry, for pipeline caliper and normal operation of pipeline to provide security.
通过对收发球筒进行带压试验，找出导致清管系统快开盲板带压运行的主要原因，并提出解决的措施。
Through test on pigging receiver and launcher enduring pressure, determined is main reason resulting in quick opening closure enduring pressure on pigging system, and resolving method is put forward.
通清管技术在油气集输中是一种常用的用来清除管道内杂质、蜡、垢以及排空管道内存液的有效办法。
Passing ball cleaning pipe technique is a very effective method to clean up the impurity, wax and filthy and to exclude the existing liquid in oil gas transmission pipe.
通清管技术在油气集输中是一种常用的用来清除管道内杂质、蜡、垢以及排空管道内存液的有效办法。
Passing ball cleaning pipe technique is a very effective method to clean up the impurity, wax and filthy and to exclude the existing liquid in oil gas transmission pipe.
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