Hydrates相关论文
Characteristics of major and trace elements in surface sediments of the Makran Accretionary Prism, P
To accurately identify the natural gas hydrates(NGH)in the sea area of the Makran Accretionary Prism,Pakistan,this paper......
Gas hydrates have recently emerged as a better alternative for the production,storage,and transportation of natural gase......
Natural gas hydrates are solid compounds with cage-like structures formed by gas and water. An intriguing phenom-enon th......
Hydrate formation in oil-water systems: Investigations of the influences of water cut and anti-agglo
To investigate the characteristics of hydrate formation in oil-water systems,a high-pressure cell equipped with visual w......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The hydrating products and microstructure of permeablity resisting portland cement have been studied by x-ray diffractio......
Micro/nano magnesium carbonate pentahydrate(MgCO3 ·5H2 O) with flower-like morphology was synthesized using magnesite a......
Optimizing the electrolyte salt of aqueous zinc-ion batteries based on a high-performance calcium va
It is urgent to develop high-performance cathode materials for the emerging aqueous zinc-ion batteries with a facile str......
在试油（气）试产过程中天然气、水在一定的温度和压力条件下,形成水合物白色结晶体,该水合物堵塞井内管柱或地面管线,影响试产正常进......
介绍了DSC技术的基本原理,在天然气水合物热力学研究、动力学研究、水合物抑制剂评价中的应用。DSC技术作为一种热分析方法,它具有......
Calcium aluminate cement(CAC)is a commonly used binder for refractory castables.There has been a long-running debate on ......
着重评述了二类低用量水合物抑制剂,即动力学抑制剂和防聚剂的抑制机理方面的理论研究成果,以及抑制性能方面的实验研究成果.简要......
钙基吸收剂是CO2捕集技术中常用的吸收剂,但随着循环次数的增加,天然钙基吸收剂循环反应特性下降明显.采用葡萄糖酸钙(Ca(C6H11O7)......
从热力学和动力学的角度对水合物生成的实验和理论研究成果进行了系统评述.着重介绍了水合物作为潜在能源以及在近临界和超临界萃......
用化学还原法制备了一种形貌特殊的有机化合物表面修饰Ni纳米微粒,用TEM、ED、XRD、TG-DTA等方法对其形貌和结构进行了表征.通过摩......
Micro/nano 镁碳酸盐五水合物(MgCO3？？...
为了深入了解水合物的生长动力学机制,通过对混合致冷剂HCFC141b/HFC152a水合物晶体生成及分解过程的形态进行观测,从动力学和形态......
研究了超声波频率对HCFC-141b(1,1-dichloro-1-fluoroethane)水合物结晶过程的影响,结果表明:超声波能有效改善水合物的结晶;频率f......
长庆气田采用高压集气集中注醇工艺流程,部分气井及集气管线在生产运行过程中暴露出堵塞严重等问题,为此开展井下节流技术的研究和......
苏里格气田属于低压、低渗气田，产气量低，地层能量衰减快，容易产生水合物和井筒积液，影响正常的生产。为此，分析了井下节流器对压力、温......
讨论了十二水合硫酸铁铵催化合成丙酸正丙酯反应条件，并利用十二水合硫酸铁铵催化合成了甲酸正丙酯、乙酸正丙酯、丙酸正丙酯、丁酸......
介绍了水合物的形成、储量和结构,综述了水合物在海水淡化、溶液提浓、气体分离、天然气储运和二氧化碳深海储藏等领域的研究现状.......
研究了不同温度煅烧的硬石膏对硅酸盐水泥水化过程的影响。用热导式微热量仪测定了它们的水化反应速度；用ＸＲＤ测定了它们的水化产物，结合......
六方稀土氧化物在空气中极易水化和碳酸化。测定并讨论了光谱纯粉晶ＲＥ２Ｏ３（ＲＥ＝Ｌａ，Ｐｒ，Ｎｄ）样品的Ｒａｍａｎ光谱、红外光谱及粉晶Ｘ射线衍射谱。结果表明，其水化产物为......
本文制备了稳定的题目化合物,对所得样品进行了表征。采用TG-DTG法研究了它们的热分解行为,通过IR对反应物、中间产物和最终产物进......
采用湿喷工艺研究了高强喷射混凝土,发现设计的C50喷射混凝土强度严重降低,通过X射线衍射(XRD)、扫描电子显微镜(SEM)、水泥浆水化......
本文讨论了铝酸盐矿物对氯氧镁水泥的水化产物、耐水性和强度的影响。通过ＸＲＤ相分析，证明了具有水化活性的铝酸盐矿物（如ＣＡ，Ｃ４ＡＦ等）对氯氧镁水泥......
根据水化产物的结晶程度与其比表面大小有关的事实，提出了用比表面反映水化产物的相对结晶度的概念和定义，采用多地线性回归分析方法......
研究了低温煅烧高岭土的火山灰活性及其对水泥石结构的影响. 高岭土经676 ℃煅烧1 h, 其质量分数(下同)为74.3%的SiO2和90.32%的Al......
We give a brief introduction of developments of seismic methods in the studies of marine gas hydrates. Then we give an e......
近年来,雾霾天气在我国频繁出现,空气质量问题已引起全社会高度关注。制冷剂泄漏现象也屡见不鲜,制冷剂气体汇聚在大气层的底部,与......
Hybrid versus global thermostatting in molecular-dynamics simulation of methane-hydrate crystallisat
Molecular-dynamics(MD)simulations have been performed for the growth of a spherical methane-hydrate nano-crystallite,sur......
1.Objectives As about 99% of the natural gas hydrate (NGH)resources are stored on the seafloor,it is inevitable that in ......
1.Objective Natural gas hydrates are considered as a potential alternative fuel resource to petroleum and gas (Chong ZR ......
Effects of argon, krypton and their mixed pressure treatments on the quality of white mushrooms were studied during 9 da......
Gas hydrates are whitish balls containing enormous amount of methane gas at deep marine sediments.This energy source wil......
Investigation on the effect of oxalic acid,succinic acid and aspartic acid on the gas hydrate format
Gas hydrate reserves are potential source of clean energy having low molecular weight hydrocarbons trapped in water cage......
For the first time, functioning of the planetary climate system is considered in terms of the self-organization laws wit......
Natural gas hydrates are solid compounds with cage-like structures formed by gas and water.An intriguing phenomenon that......
The hydrating products and microstructure of permeablity resisting portland cement have been studied by x-ray diffractio......
The mechanical properties and durability ( mainly frost - resistance and carbonation resistance ) of fly ash-CaO-CaSO4 &......
从水合物生成记忆效应的形成机理和影响因素角度出发,对当前水合物生成记忆效应的研究现状进行梳理与总结。针对水合物生成记忆效......
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All-climate aqueous supercapacitor enabled by a deep eutectic solvent electrolyte based on salt hydr
Aqueous supercapacitors(SCs)have received considerable attention owing to the utilization of low-cost,non-flammable,and ......
低温分离，是利用地层本身能量节流降压制冷，用低温分离方法脱除天了中凝液的处理工艺。其特点是工艺流程及设备简单，运行可靠，维修方便......
Accelerated methane storage in clathrate hydrates using surfactantstabilized suspension with graphit
In this study,enhanced kinetics of methane hydrate formation in the sodium dodecyl sulfate(SDS)solution with different c......
随着天然气工业的发展，气体水化物的问题已使天然气的开采、储运、加工工艺日趋复杂化。文中分析了天然气水化物形成的原因，提出了防......
The hydrocarbon deposits have stimulated worldwide efforts to understand gas production from hydrate dissociation in hyd......
A Novel Coating Method for Create Filter Media Capable to Remove Phosphate from Wastewater Effective
Filtration materials coating with metallic oxides represented a good method for phosphate sorption. However, most of the......
