Viscosity of HPAM ST50 aqueous solution is decreased remarkably.
ST50聚合物水溶液黏度在吸附后黏度显著下降。
We can have the conclusion that how lignin affects the viscosity of HPAM.
本文通过一系列实验得出木质素对聚丙烯酰胺粘度的影响。
Moreover, interaction characteristics of HPAM and flocculants are researched.
本文还研究了HPAM与四种无机絮凝剂的相互作用特性。
The effect of surfactant to rheological property of HPAM solution was studied.
本文详细研究了表面活性剂对H PAM 溶液流变性的影响。
HPAM/HEC were selected as the right foam stabilizer, a new foaming system was developed.
在保证一定起泡能力的前提下，筛选出了混合稳泡剂HPAM/HEC，研制了一种新的起泡体系。
Stem from these reasons, the paper made a detailed description about the retention of HPAM in porous media.
出于上述理由，本文对HPAM在多孔介质中的滞留作出了详细的阐述。
Hydrolyzed polyacrylamide (HPAM) has been widely used in oil field for boosting the crude oil recovery ratio.
水解聚丙烯酰胺被广泛应用于油田以提高原油的采收率。
The mechanisms involved in and the factors influencing on HPAM adsorption on reservoir minerals are discussed.
讨论了HPAM在储层矿物上的吸附机理和影响吸附（和滞留）的因素。
On the other hand, an excess degree of hydrolysis, or higher concentration of HPAM weakens negative thixotropy.
这种吸附与脱附是产生负触变性的主要原因，HPAM水解过度或用量过多，均会减弱负触变性现象。
The viscosity stability of HPAM solution is an important factor that influences the effect of polymer flooding.
聚合物水溶液的黏度稳定性是影响聚合物驱油效果的重要因素。
While increasing concentrations or injecting speeds of HPAM solutions, the displacement efficiencies also increased.
随浓度或注入速度的增加，HPAM溶液的驱油效率升高。
The solution viscosity and elasticity are investigated for tri-component blends of Daqing's commercial HPAM polymers.
实验研究了大庆工业品HPAM聚合物三元共混体溶液的黏性和弹性。
The evaluation showed that PRCD-1 was better than HPAM in resistance to heat, resistance to salt and resistance to shear.
性能评价实验表明 ，PRCD -1在抗温性、抗盐性及抗剪切稳定性方面均优于HPAM。
Thus the instability of HPAM profile control system on the condition of high temperature and salinity can be solved favorably.
这样，从根本上解决了高温高矿化度条件下普通部份水解聚丙烯酰胺调剖体系的不稳定性问题。
The paper studies the effects of molecular weight, degree of hydrolysis and concentration of HPAM on adhesion of jelly and formation rock.
研究了HPAM的分子量、水解度、浓度对所形成冻胶与地层岩石的粘附状态的影响。
Concentration consumption and viscosity consumption of commercial HPAM ST50 and HPAM C09 synthesized in the laboratory by absorption on quartz sand was studied.
研究了市场产品部分水解聚丙烯酰胺st50及实验室合成的耐温抗盐聚丙烯酰胺产品C09在石英砂表面吸附前后的浓度、黏度损耗。
Generally speaking, HPAM can adjust the injected water's rheology properties and improve the viscosity of driven solution, make better the efficiency of spread etc.
一般认为，聚丙烯酰胺起到调解注入水的流变性、增加驱动液粘度、改善水驱波及效率等作用。
The effect of surfactant (OP-10) and hydrolyzed polyacrylamide-3430S (HPAM) on concentration measurement of silicon and aluminum have been investigated systematically.
系统地探讨了复合驱替剂体系反应液中存在的水解聚丙烯酰胺3430S（HPAM）和对硅、铝元素浓度测定的影响。
As to the aqueous solution of partially hydrolyzed polyacrylamides (HPAM), the instantaneous flow rate distribution is calculated, and the distribution curves are plotted.
以部分水解聚丙烯酰胺(HPAM)水溶液为例，对这种流量分布进行了数值计算，绘制了瞬时流量分布曲线。
Due to the characteristic of HAP molecular structure, the adsorption of HAP on the surface of reservoir rock is about 1.7 times of partially hydrolyzing polyacrylamide (HPAM).
HAP的结构特征使其在岩石矿物表面的吸附量约为部分水解聚丙烯酰胺的1.7倍。
The effect of mass concentration of starch on accuracy of determining partially hydrolyzed polyacrylamide(HPAM) concentration by use of starch-cadmium iodide method was studied.
探讨了用淀粉-碘化镉法测定部分水解聚丙烯酰胺（HPAM）质量浓度时，淀粉质量浓度对测定结果准确性的影响。
The experimental results demonstrate that the dosages are increased and the treatment effects reduced as crude oil, hydrolyzed polyacrylamide (HPAM) and salt co-exist in the wastewater.
结果发现：原油、部分水解聚丙烯酰胺(HPAM)和盐共存时，三者相互作用结果都导致混凝剂投加量增加，除油、除HPAM效果降低。
The effect of two high molecular reagents, hydroxamic acid starch (HAS) and hydroxamic acid polyacrylamide (HPAM) on diaspore and kaolinite in bauxite is studied through flotation tests.
通过浮选试验，研究了氧肟酸淀粉和氧肟酸聚丙烯酰胺两种高分子药剂对铝土矿中一水硬铝石和高岭石浮选行为的影响。
Last, from the perspective of formation plugging induced by injecting HPAM, the paper obtained optimal principles of some injection parameters by derivation applied the existing experience.
最后从注入HPAM造成地层堵塞的角度出发，应用已有的经验进行反推，导出了部分注入参数的优选原则。
The research results of the paper are as follows: the rheology and the rheology influence factors of HPAM solution are studied through the measure of polymer solution's rheological behaviors.
通过HPAM水溶液流变性实验，用流变仪测定了聚合物溶液的流变性，研究了聚合物溶液流变性的影响因素。
However, the viscosity of ternary copolymer solution has not been obviously reduced with the increase of calcium ion concentration, while the viscosity of HPAM solution has been reduced by 89%.
随着钙离子浓度的增加，三元共聚物粘度下降不明显，而HPAM溶液粘度下降了89%。
Meanwhile the surface of reservoir rocks can generate hydroxyl when it is at the status of water invasion for long time, HPAM also can adsorb on the surface of reservoir rocks by hydrogen bonding.
但HPAM又是一种电解质，水解后可与储层矿物之间发生静电吸附，而储层岩石长期处于水侵状态后产生羟基，又可与HPAM之间发生氢键吸附。
After broken, various formulations have no residue, no damage to earth. in comparison suspended sand performance with CMC and HPAM, fracturing fluid formulations have good sand carrying performance.
各个配方体系破胶后均无残渣，对地层无伤害。通过与CMC和HPAM在悬砂性能上的对比得出：压裂液配方具有很好的携砂性能。
After broken, various formulations have no residue, no damage to earth. in comparison suspended sand performance with CMC and HPAM, fracturing fluid formulations have good sand carrying performance.
各个配方体系破胶后均无残渣，对地层无伤害。通过与CMC和HPAM在悬砂性能上的对比得出：压裂液配方具有很好的携砂性能。
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