Mixed Salt Base Mud Used for Assessing Polymeric Filtrate Loss Reducers EXPERIMENTAL EVALUATION ON FORMATE BASED DRILLING FLUIDS FOR GAS HYDRATE DRILLING IN OCEAN WATER 钻井液用合成聚合物降滤失剂滤失量测定方法探讨海洋水合物钻井用甲酸盐钻井液体系研究
Experimental research on growth characteristics of CO_2 hydrate composed by water spray CO2水合物喷雾合成的生长特性实验研究
Experimental evaluation on formate based drilling fluids for gas hydrate drilling in ocean water he's employed on the oil rigs. 海洋水合物钻井用甲酸盐钻井液体系研究他受雇在油井钻塔工作。
Polymer-polyelectrolyte drilling fluid system EXPERIMENTAL EVALUATION ON FORMATE BASED DRILLING FLUIDS FOR GAS HYDRATE DRILLING IN OCEAN WATER 聚合物-聚电解质钻井液海洋水合物钻井用甲酸盐钻井液体系研究
Prediction of Natural Gas Hydrate Formation area During Deep Water Well Control 深水井控过程中天然气水合物生成区域预测
Simply, the hydrate is a compound containing water molecules and secondary school textbooks mentioned on the alum, gypsum, and blue vitriol, are the most famous hydrate. 简单地来说,水合物是含有水分子的化合物,中学课本上提到的明矾、石膏和蓝矾等,都是最著名的水合物。
As primary research of hydrate formation using water spray, the kinetic model of hydrate formation of a water droplet was suggested by analyzing the heat and mass transfer mechanism. 作为喷雾强化方式制备气体水合物的初步研究,本文通过研究静止水滴形成气体水合物过程的传热传质机理,建立气体水合物的生成动力学模型。
A hypothesis of textural composite hydrate system(ⅲ): Nano-slit water in human body 织构复合水化体系的假说(第三报):人体中的纳米缝隙水
The presence of hydrate water and free-water modifies the ligand field of central ion Cr(ⅲ), so that the absorption bands of iridescent chromium films are influenced. 结晶水和游离水的存在修改了中心离子Cr(Ⅲ)的配位体场,使得彩虹色铬膜层的吸收谱带受到影响。
Through the experiment, the formation and dissociation process, development, equilibrium conditions and output forecast of methane hydrate of different water contents in porous media were discussed. 通过实验,对封闭系统中不同含水量多孔介质甲烷水合物生成、发育和分解的实验方法、相平衡条件、生成量关系等进行了探讨。
The impact of sodium nitrite on the microstructure and strength of hydrate product of high water content material is investigated. 研究表明:高水充填材料的水化产物主要是以钙矾石为主的胶凝材料;
The author's study indicates that the negative excursions of carbon isotopic compositions of Neoproterozoic cap carbonates in southern Guizhou and western Zhejiang resulted from the combined action of destabilization of gas hydrate and overturning of sea water. 对黔南、浙西新元古代碳酸盐盖帽碳氧同位素研究表明,δ13C负异常是甲烷渗漏和海水翻腾共同作用的结果。
In the second part, the kinetic data of hydrate formation in pure water and the systems containing kinetic inhibitors was obtained. The kinetic parameters and the representative data of the experiments were gained. 获得了甲烷水合物在含动力学抑制剂体系下的参数估计值,得到了设定实验条件下具有代表性的数据。
A Study on Removal of Chloral Hydrate from Waste Water with Emulsified Liquid Membrane 乳状液膜法处理三氯乙醛废水的研究
The Experiment System of Natural Gas Hydrate Formation by Water Spray 一种喷雾方式制备天然气水合物的实验系统
The authors introduce the research results of identifying gas hydrate from sediments, bottom water and lower atmospheric layers. 综述了从沉积物、底水和低层大气三维空间进行天然气水合物地球化学识别方法的研究成果。
Kinetic Model of Shrinking-Bubble for Gas Hydrate Formed from Gas and Water 水-气体系生成水合物的缩泡动力学模型
It was further converted to oxindole through reduction by hydrazine hydrate in water, catalyzed by ( FeO ( OH)). 在水溶液中,以FeO(OH)为催化剂,水合肼还原邻硝基苯乙酸得到氧化吲哚。
Put forward the idea of preventing coal and gas outburst to make gas and water form the solid hydrate by infusing water ( containing the surfactants to solubilize gas) to the coal seams at middle or high pressure. 提出了向煤层中注入高压水(含增溶瓦斯的表面活性剂),使瓦斯和水生成固态水合物,达到防止煤与瓦斯突出的目的。
Besides temperature and pressure, the controlling factors for gas hydrate stability also include pore water composition, gas concentration in the fluid and marine sediment types in the seafloor. 海洋天然气水合物的生成除了受温度和压力的影响外,还要受到孔隙水的化学组成、流体中气体的浓度及沉积物类型的影响。
Study on Reduction of Nitro Aromatic Compounds with Hydrazine Hydrate in Water 水中水合肼还原芳香族硝基化合物的研究
Filling rates of methane hydrate in water-sediment system 水+沉积物体系中甲烷水合物的填充率
The P-wave velocity is positively correlated with temperature linearly in the pure water, it means that the change of P-wave velocity is mostly caused by temperature but unobviously by the cotton-like gas hydrate formed in the water. 在纯水&甲烷体系中,声波速度的变化主要受温度的制约,水中生成的絮状水合物并没有使声波速度发生明显变化;
The crystallized water, hydrate water and constitutional water contained in the powder lose in three stages. 冻干粉分3个阶段失去其吸附水、结晶水和结构水。
In this work, gas storage capacity of methane hydrate in methane/ water system and methane/ ( water+ active carbon) system was investigated. 分别测定了甲烷/水和甲烷/(水+活性炭)两种体系中甲烷水合物的储气量。
The result indicates that the formation blocking is caused mainly by the hydrate expanding of fresh water and the high solid content of produced water, the average damage ratio is 29.73% and 87.37% respectively. 研究结果表明:清水主要是水化膨胀堵塞储层,损害率平均为29.73%;污水主要是固相含量高堵塞储层,损害率平均为87.37%。
The experiments of measuring permeability are carried out with BZ-01 and BZ-02 glass sand as porous media. Methane hydrate is generated using constant volume method. And the permeability changes of porous media are tested under different saturation of methane hydrate with distilled water as the medium. 用BZ-01、BZ-02玻璃砂模拟多孔介质进行了渗透率测量实验,采用定容法合成甲烷水合物,以蒸馏水为介质测试了不同甲烷水合物饱和度下多孔介质渗透率的变化情况。
On this basis, we define the modeling operations on gas hydrate system and confined water system in carbon nanotubes. 在此基础上,我们定义了水化合物体系和碳纳米管水体系的模拟细节,对研究体系进行完整全面的建模操作。
The phase-and shape-controlled synthesis has been realized by tuning the volume ratio of hydrazine hydrate and distilled water. 在实验中可以通过调节水合肼和蒸馏水的体积比,实现产物物相和形貌的控制合成。
The formation of natural gas hydrate is water natural gas system is a very important engineering problems. 天然气水合物的生成问题是含水天然气系统的一个十分重要的工程问题。