The numerical simulations of release and dispersion for natural gas from high-pressure pipeline were performed by using CFD modeling.
采用CFD模型的方法对高压管道内的天然气泄漏和扩散过程进行了数值模拟。
In light of the problems occurred in manufacturing the high-pressure pipeline unions, the authors propose to treat the union by direct quenching through the use of the residual heat of forging.
针对石油钻采高压管线连接活接头生产中的问题，提出利用锻造余热直接淬火的形变热处理工艺。
Open the high-pressure ball valve on the crane pipeline and close the high-pressure ball valve on the hydraulic mini-truck pipeline.
打开起货机管路上的高压球阀，关闭供油至液压小货车的高压球阀。
The service conditions of the international high-pressure natural gas transmission pipeline, pipeline steel and welded pipe at present are introduced.
介绍了现代国际上高压输送天然气管道，管线钢及焊管的使用情况。
GUD electric high vacuum (pressure) ball valves USES electric device to drive the stem and ball for open and close, thus to put through or cut off the medium flow in vacuum (pressure) pipeline.
GUD型电动高真空(压力)球阀是以电动装置驱动阀杆与球芯来执行启闭动作，达到接通或切断真空(压力)系统管路中的介质流。
The acicular ferrite pipeline steels have the excellent comprehensive properties and should be used for the key high-pressure gas transmitting pipelines.
鉴于针状铁素体型管道钢具有优异的综合性能，重要高压输气管道应采用针状铁素体管道钢。
The application of the risk assessment technology in China is demonstrated with the EVA unit in a chemical plant and high-pressure gas pipeline cases.
以化工厂EVA装置和高压燃气管道风险评估的实例为核心，阐述了承压设备风险评估技术在我国的应用情况。
Through calculation of concrete instance, it is clear that coal mine main drainage pipeline cleaning by high pressure water jet has remarkable economic benefits.
最后通过对具体实例的计算，说明了清洗煤矿主排水管道具有显著的经济效益。
The production of hammer pipeline vibration resistance and pulse pressure, does not crack, and at the same time, the cleanness of aging in extremely high, without impurities.
公司生产的破碎锤管路耐振动和脉冲压力，不会开裂，同时耐老化，管中清洁度极高，无杂质。
Standard atmospheric pressure to high pressure pipeline vacuum 10.33 meters.
标准大气压能压管路真空高度10.33米。
The pressure of viscous materials with high concentration such as coal slurry, paper pulp, waste mud in the transportation pipeline can't be measured by common pressure sensors.
对于测量煤泥、纸浆、污泥等高浓度粘稠物料在输送管道中的压力，普通的压力传感器不能适用。
The application of TEM inspection system is introduced for high temperature and high pressure pipeline of oil field without destroying coating.
本文介绍了在不拆除现有保温层的情况下，TEM检测系统在油田高温高压管道中的应用。
The application of the risk assessment technology in China is demonstrated with the EVA unit in chemical plant and high - pressure gas pipeline cases.
以化工厂EVA装置和高压燃气管道风险评估的实例为核心，阐述了压力容器压力管道风险评估技术在我国的应用情况。
This paper presents the method of pipeline cleaning by high pressure water by PLC from hardware and software.
本文从硬件构成和软件分析两方面描述了利用PLC对油管进行高压水射流清洗的实现方法。
LPG can be replaced by DME as city gas, but pipeline transmission pressure shall not be too high, and gas supply range shall not be too wide.
二甲醚可替代LPG作为城市燃气，但管道输送压力不宜过高，供气范围不宜过大。
Germany HYDAC high pressure pipeline filter of pump outlet ensures hydraulic oil system cleanness, and upgrade machine reliability.
液压油泵出口配置德国HYDAC高压管路滤油器，确保液压系统的清洁度，提升机器的可靠性。
Take Yixing City Gas Project as an example, a feasibility study to deal with the daily and hourly peak shaving with high pressure pipeline for city gas consumption is made.
以宜兴市城市天然气工程为例，对利用高压管道解决城市用户的日调峰、小时调峰问题的可行性进行了研究。
Based on transient model method and acoustic leak detection method, a complete set of high-pressure gas pipeline leak experimental device is designed.
设计了一套完整的基于瞬态模型法和声波泄漏检测法的高压输气管线泄漏试验装置。
In this paper, high temperature and high-pressure components fitting for life assessment such as main steam pipeline and boiler tube were selected for life management studying.
本课题选取适合寿命评估的高温高压部件，如主蒸汽管道及过热器管进行寿命管理研究。
Long distance natural gas pipelines are operated under high pressure, so pipeline operation security takes precedence of any other considerations.
天然气长输管道属高压运行，因此确保管道安全运行是首要目标。
Due to the rapidly growing requirement for high-pressure heave-wall pipeline installation, mechanized GMAW process is a key technology for increase welding productivity.
由于高压厚壁油气长输管线建设的迫切需求，采用自动GMAW焊是提高管线建设生产率的关键。
The technical condition of steel used in high-pressure natural gas transmission pipeline and the productive technique and feature of the welded pipe used in the pipeline is discussed.
对国外高压输送天然气管线用钢的技术条件，管线用焊管的生产工艺和生产特点作了论述。
In this paper the application of high pressure water jet technology in coal mine main drainage pipeline is discussed briefly.
简要探讨了高压水射流清洗技术在煤矿主排水管道清洗中的应用。
This article introduces the special requirements for material of the modern high pressure gas pipeline and development of the pipeline steel both home and abroad.
介绍了现代高压输气管道对材料的特殊要求以及国内外管线钢的进展情况。
Discussion is made on the technological problems in CNG fueling station, including metering, compression and dehydration, gas storage and high pressure pipeline.
探讨了压缩天然气加气站计量、压缩及脱水、储气、高压管道方面的技术问题。
It is used for shutting off high pressure pipeline. When faults happening in high pressure pipeline, this valve can immediately shutting off high pressure pipeline.
高压电磁阀用来切断阀高压管路，当高压管路出现故障时可通过关闭锁匙紧急切断系统的高压气路；
At the same time, serious corrosion and scale buildup of water injection system, leak of water pipeline and high-pressure water injection equipment fault rate increase would happen.
同时也造成注水系统腐蚀、结垢严重，地面注水管网穿孔频繁，高压注水设备、计量装置故障增多。
At the same time, serious corrosion and scale buildup of water injection system, leak of water pipeline and high-pressure water injection equipment fault rate increase would happen.
同时也造成注水系统腐蚀、结垢严重，地面注水管网穿孔频繁，高压注水设备、计量装置故障增多。
应用推荐