Another advantage of CNG as a fuel is the inherent higher octane composition in the gas compared to hydrocarbon fuels. 的另一个优点是天然气燃料固有的高辛烷值构成比碳氢燃料气体。
It shows that the complexity level of microscopic pore structures increase higher after water drive. A View on Cycles of Paleo-Hydrodynamics Evolution and Phases of Hydrocarbon Migration and Accumulation 研究表明,储层微观孔隙结构的复杂度在注水后较注水前增加,储层微观非均质性增强,且微观旋回性得到增强;试论古水动力演化的旋回性与油气的多期次运聚
It also has higher saturated hydrocarbon content, overall hydrocarbon content and higher saturated to aromatic hydrocarbon tatio, which indicates the input of original algae. 其饱和烃含量、总烃含量和饱/芳比高,反映了藻类母质油源的输入特征。
Further more, its saturation oil-adsorbing capability ratio increases when it is used for adsorbing higher density and viscosity crude oil. aliphatic hydrocarbon 37%; 油品的密度和粘度越大,熔喷聚丙烯非织造布的饱和吸油率越大。饱和烃的最高降解率为37%;
The higher the state energy is for the system when polycyclic aromatic hydrocarbon is in water body, the smaller the solubility is. The more there are groups of H-C in the polycyclic aromatic hydrocarbon the smaller the solubility. 多环芳烃处于水体内体系状态能量愈高,其溶解度愈小,多环芳烃中的碳氢基团越多,溶解度越小。
Comparing with co-precipitation method, catalyst by MVS has a higher carbon dioxide conversion and higher hydrocarbon yield. 与共沉淀法所得催化剂比较,MVS法制得的催化剂具有二氧化碳转化率高、总烃收率高的特点。
Conversion of Methane to aromatics by low-temperature activation in the presence of higher hydrocarbon is of great scientific and practical importance. 在较高碳链的烃存在下,甲烷能够被低温活化转化为芳烃,此反应具有重要的理论和实际意义。
Because of less disturbance and higher accuracy borehole gravity measurement will find its wide application in hydrocarbon exploration. 井中重力测量具有受干扰因素少,精度高的优点,它在油气勘探中具有广阔的应用前景。
The chemistry potential of carbon atoms is higher in the state of hydrocarbon gases than in solid state. The carbon atoms in hydrocarbon gases may probably drop to graphite or diamond phase that have a lower chemistry potential. a.碳原子在碳氢化合物中的化学势高于固相碳,气相碳氢化合物的碳原子有可能落到化学势较低的石墨相或金刚石相。
At middle and low temperature, there is more yield of total gas and hydrocarbon gas in shaly limestone than in marlite, and at higher temperature, there is a higher yield of hydrocarbon gas in marlite than in shaly limestone. 在中、低温度段,纯灰岩的总气体、总烃气产率高于泥灰岩,当温度更高时,烃气产率大小则相反。
The bigger the molecular weight value applied, the higher the calculation value of lighter hydrocarbon production rate of C6+ component. C(6+)组分的分子量取值越大,轻烃收率的计算值就越高。
The early maturation of source rocks due to the higher geothermal field created by the Tertiary volcanic explosion in Liaohe rift basin provided the hydrocarbon sources. 辽河坳陷第三纪火山岩喷发造成了较高地温异常,使部分烃源岩早熟,提供油源;
By comparing with vacuum gas oil, and nitrogen, sulfer content and carbon residue in the coker gatches is higher, and saturated hydrocarbon content is lower, and Shengli coker gatch is a kind of inferior raw material. 与其直馏蜡油相比,焦化蜡油中的氮含量、硫含量、残碳含量高,饱和烃含量低,是一种劣质原料。
All of them suggest that the vitrinite of strong reduction type is relatively rich in hydrogen, and has higher hydrocarbon generation potential, particularly for liguid hydrocarbon potential. 说明较强还原型镜质组相对富氢,具有较高的生烃潜力,特别是生成液态烃的潜力。
The tensile stress, higher pressure coefficient in whole normal condition and higher ground temperature gradient were responsible for abundance of hydrocarbon accumulation. 表现为:现今油气的富集区基本上位于地应力场中的张应力和张扭应力分布区、整体正常压力系数分布的相对高值区和地温梯度的相对高值区。
Poorly-compacted mudstone causes much higher porous fluid-pressure thancompacted mudstone does, and it is very good hydrocarbon sealing barrier. 欠压实泥岩较正常压实泥岩具有异常高的孔隙流体压力,它是非常好的油气封盖层。
With the basis of the analysis of several event oil-gas source rocks, first the paper suggests that these rocks are characteristic of higher primary organic richness, peculiar diage-netic mechanism, and higher transforming ratio of hydrocarbon formation; 本文剖析了几类事件油气源岩,指出了事件油气源岩具备原始有机质丰度高、成岩机理独特、成烃转化率高等特征;
In the same porous media, when temperature and pressure keep constant, the higher the heavy component content of the gas hydrocarbon system, the bigger the adsorption amount. 在同一孔隙介质中,当温度、压力相同时,重组分含量相对较高的烃类气体体系,其吸附量相应较大;
The obtained base oil can be blended for middle grade and high grade lubricating oils, with good low-temperature fluidity, lower sulphur and nitrogen content, higher saturated hydrocarbon content, unsteady ultraviolet radiation absorption. 该基础油具有良好的低温流动性能,硫、氮含量较低,饱和烃含量较高,可以调合中、高档润滑油,但也存在紫外吸收不稳定的问题。
Experiment results show that hydrocarbon generation pressurization values are much higher than hydrothermal pressurization values in the process of hydrocarbon generation in carbonate source rocks. 实验结果表明,碳酸盐岩烃源岩生烃过程中生烃增压值远高于水热增压值。
And there are 8 kinds of main components in liquid fuel, which belong to higher olefine hydrocarbon, acetylene series, heterocyclic compound and polycyclic organic matter. 从收集到的液体燃料中检测出8种主要物质,分别为高级烯烃、炔烃、杂环化合物和多环有机物。
The source rock has the better material basis for hydrocarbon generation, higher hydrocarbon generating capacity and thermal mature condition, as well as the better prospect for the natural gas exploration. 渤海湾盆地晚古生代煤系烃源岩不但具有良好的生烃物质基础、较高的生烃能力和热成熟条件,而且具有良好的天然气勘探前景。
These results show that source rocks with shallow-buried, immature, low organic matter abundance properties and related to carbonate rocks can possess a higher rate of hydrocarbon generation and higher average activation energies. 结果表明,浅埋藏、低成熟、低有机丰度且与碳酸盐岩相关的源岩具相对较高的烃产率和平均活化能;
The reaction results showed that: catalyst A had the highest activity and aromatic hydrocarbon selectivity, catalyst B possessed the higher activity and C_6~ C_ ( 12) isomeric hydrocarbon selectivity and catalyst C had the lowest activity. 反应结果显示:B的催化活性最高,A的芳烃选择性高,C的催化活性较差,但芳烃选择性也较高。
This means the hydrocarbons composed of such C and H should be also higher than the average hydrocarbon content in global continental crust. 因此,由C、H元素组成的烃类物质理应高于全球陆壳含烃量的平均值。
The catalytic reforming technology with low pressure compounding bed developed in China has the advantage of higher yields of liquid, aromatic hydrocarbon and hydrogen at lower pressure and hydrogen-oil ratio. 我国开发的低压组合床重整工艺具有压力和氢油比低、液体产品收率和氢产率以及芳烃产率较高的特点;
The results show that the concentration of sulfur release in natural gas is obviously higher than in nitrogen, which indicate that hydrocarbon promoted the release of sulfur. 结果表明,在天然气气氛下硫的析出浓度明显增加,说明天然气对硫的析出有促进作用。
Thermodynamic calculation results of some hydrocarbon formation reactions suggest that, higher pressure is favorable for the stability of hydrocarbon, and CO2 coexists stably with CRt under high-pressure conditions. 对实验中的有关化学反应进行热力学探讨,表明压力有利于提高烃类物质的稳定性,在高压下CH4与CO2能稳定共存。