The invention belongs to the pipeline technical field and discloses a self-heating high pressure resistant oil transmission pipeline and a manufacturing process thereof.
本发明属于管道技术领域，公开了自加温耐高压输油管道及其制备工艺。
This article summaries costruction performance of the oil transmission pipeline engineering. It also introduces new technology and process in welding process and anti - corrosion structure, etc.
本文归纳了该管道工程的施工特点，并介绍了在焊接工艺、防腐结构等方面采用的新技术、新工艺。
According to the model, a corresponding software has been programmed which provides a decision-making basic for optimizing transmission of long distance heated crude oil pipeline.
根据所建模型编制了相应软件，为加热原油的长距离优化输送提供了决策依据。
The buried steel pipeline is the main transmission carrier of oil and natural gas, but the corrosion of pipelines has created the serious economic loss for the oil-gas field and the country.
埋地钢质管道是石油与天然气的主要传输载体，但是管道的腐蚀给油气田和国家造成了严重的经济损失。
A new oil pipeline monitoring system based on GPRS transmission is put forward in this paper on the basis of the current anti-theft detection system of oil pipelines.
本文在目前国内的输油管线防盗检测系统的基础上，结合GPRS传输优势，提出了一种基于GPRS传输的新型输油管线监控系统。
In the oil - well monitoring system, the data transmission method using acoustical waves as carrier waves via the wall of oil pipeline can bring cost savings and reliability.
在油井监测系统中，以油管管壁作为信道的声波通信方法可以降低成本和提高可靠性。
The heat transmission of products pipeline along with hot crude pipeline in one ditch has some effects on the operation of crude oil pipeline.
同沟敷设管道中成品油管道和原油管道间的传热对原油管道的运行有一定的影响。
Selection program and principle of pipes for long distance oil and gas transmission pipeline is introduced.
介绍了长输油气管道用钢管的选用程序和原则。
The pipeline steel is mainly used in transmission pipe of oil and natural gas.
管线钢主要用于石油和天然气的输送。
The heat transmission of products pipeline along with hot crude pipeline in one ditch has some effects on the operation of crude oil pipeline.
对加降凝剂原油管道的运行参数和泵站的运行特性进行了分析，建立了原油管道的运行优化模型。
It is an effective way to increase transmission capacity of pipelines by adding drag reduction agent in oil of pipeline.
在管输油品中加入减阻剂是提高管线输送能力的有效方法。
It is an effective way to increase transmission capacity of pipelines by adding drag reduction agent in oil of pipeline.
在管输油品中加入减阻剂是提高管线输送能力的有效方法。
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