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- The pour point depressant(PPD)and drag reduction agent(DRA)play a key role in the oil transportation in Kelamayi Oilfield. “两剂”(降凝剂和减阻剂)在克拉玛依油田原油外输中发挥了非常重要的作用。
- The drag reduction agent (DRA) for gas pipeline is a new technology used for reducing friction or drag on a gas flowing to increase the transmission efficiency of gas pipeline. 天然气管道输送减阻剂是一项新型管道减阻技术,国内首次开展了相关研究。
- Preparation and Application of Oil-based Drag Reduction Agent 油基减阻剂的研制与应用
- Development on New-type Drag Reduction Agent of Products Oil and its Applied Test 新型成品油减阻剂的研制及现场应用试验
- Keywords product oil;pipeline;drag reduction agent （DRA）;industrial test;experiment; 成品油;管道;减阻剂;工业应用;试验;
- Keywords natural gas pipeline;drag reduction agent（DRA）of natural gas;drag reduction;internal coating;gas-liquid two-phase flow; 天然气管道;天然气减阻剂;减阻;内涂层;气液两相流;
- drag reduction agent 减阻剂
- polymer drag reduction agent 高分子减阻剂
- Analysis of Anti - corrosive Problems of Applying Drag Reduction Agents on the Grounding Deviceof Power Supply Line 供电线路接地装置采用降阻剂防腐问题分析
- The MHD control of drag reduction in pipe flow is studied through DNS. 利用直接数值模拟研究了圆管湍流减阻的电磁力控制问题。
- drag reduction agents 减阻剂
- Drag reduction with W/O polyacrylamide latex(PAM)in water was studied in thispaper. 研究了W/O型聚丙烯酰胺（PAM）胶乳在水中的凉阻性能。
- The new type of rheology controller has its application potential in drilling, Enhanced Oil Recovery (EOR) and liquid transportation drag reduction. 这种新型流变控制剂在钻井、提高采收率以及流体输送减阻中具有潜在应用价值。
- Sodium dihydrobis(2-metoxyethoxy)aluminate(vitride solution)is a new high-efficient reduction agent with good safety. 红铝是一种具有良好安全性的新型高效还原剂。
- The drag reduction of the notchback car platoon is the most, that of the squareback is the next, and the fastback is the least. 阶背式轿车队列的平均减阻率最大，直背式次之，快背式最小。
- Based on theoretical analysis, microbubble drag reduction is due to structure change of turbulent boundary layer caused by the microbubbles. 理论分析提出微气泡降阻机理在于其引起湍流边界层结构的变化；
- The property and mechanism of HG-drag reduction agent(DRA)is introduced and the field HG-DRA experiment in Puyang-Luoyang Oil Pipeline is described. 介绍了HG减阻剂的使用特点和作用机理,简述了中洛线添加减阻剂运行现场试验的情况,讨论了分散时间对减阻剂的减阻增输效果的影响。
- It is found in the experiment that the bigger the WCA or the more hydrophobic water is, the more remarkable the effects of drag reduction would be. 因此，利用激光刻蚀表面方法可以在一定程度上调控固体表面的疏水性进而控制减阻特性。
- The site application shows that HG type DRA has remarkable drag reduction effect and throughput increasing capacity for imported oils. 现场应用结果表明,HG减阻剂对于多种进口原油均具有较好的减阻效果和增输能力。
- Sodium dihydrobis (2-metoxyethoxy) aluminate (vitride solution) is a new high-efficient reduction agent with good safety. 摘要红铝是一种具有良好安全性的新型高效还原剂。
