The geochemical characteristics of host rocks and filling minerals reveal that the salt fluid is not from host rocks, but most likely from source rock.
围岩和充填物的碳氧同位素地球化学揭示盐水流体不是来自于围岩自身,极可能来自于烃源岩。
But there should have different gas hydrocarbon generation of the same source rock under different geological conditions.
但在不同的地质条件下,同一种气源岩气态烃产率不同。
Material security has been offered from hydrocarbon source rock of containing organic matter for the generation of oil and gas.
富含有机质的烃源岩为油气的生成提供了物质保障;
The movement of newly generated hydrocarbons out of their source rock is primary migration, also called expulsion.
新生成的烃类由其源岩运动出来是初次运移作用,也称为排出作用。
The effective reservoir of deep basin gas must have densified before the mass generation and expulsion of hydrocarbons from source rock, so do the "sweet points".
深盆气的有效储集层必须在烃源岩大量生、排烃之前就致密化,“甜点”也应在烃源岩大量生、排烃之前形成。
Early Proterozoic Tongbaishan group cannot be the source rock of the granite by study in detail.
详细的研究表明了早元古界桐柏山群不能成为老湾花岗岩的源岩。
Passage systems of rift basins are linkage between source rock and trap, and unification between static factors and dynamic factors of forming reservoir.
断陷盆地输导体系是连接源岩和圈闭的纽带,是油气成藏静态要素和动态过程的统一体。
Generation depends on three main factors: the presence of organic matter rich enough to yield hydrocarbons, adequate temperature, and sufficient time to bring the source rock to maturity.
生成作用取决于三个主要因素:有机质的存在丰富到足够产生烃类;适宜温度与足够的时间使源岩达到成熟。
This paper discusses the methods to accurately evaluate maturity of carbonate hydrocarbon source rock based on theory and practice.
在理论与实践的基础上,就如何准确地评价碳酸盐烃源岩的成熟度进行了深入探讨。
The maturity of a source rock reflects the ambient pressure and temperature as well as the duration of conditions favorable for hydrocarbon generation.
烃源岩的成熟度反映了周围的压力和温度以及有利于生成油气的条件的持续时间。
The paper reviewed the research history and the current status of hydrocarbon source rock evaluation based on organic abundance, type and maturity.
本文综述了从有机质丰度、有机质类型和有机质成熟度等方面评价烃源岩的历史和研究现状。
The active source rock distribution is studied in Bozhong Depression by analyzing the techniques of evolution history, basin simulation and geochemistry.
通过演化史分析、盆地模拟及地化分析技术对渤中坳陷活跃烃源岩的分布作了研究。
The distribution pattern of REE is in accordance with the characteristic of Late Paleozoic sediments in North China platform, reflecting that it is inherited from the source rock.
稀土元素分布模式与华北晚古生代沉积的特征是一致的,表明煤样稀土元素分布模式是由源岩继承下来的。
The establishment of these models provides some reliable support for correct assessment, study and resource extent calculation for Marine hydrocarbon source rock in this area.
这些模式的建立为正确评价、研究该区海相烃源岩和资源量计算提供了可靠的依据。
However, the hydrocarbon accumulation or reservoir formation requires some thickness of source rock.
但油气的聚集和油气藏的形成,对源岩厚度有一定要求。
By using oil and gas generation theory, the abnormal phenomena during thermal evolution of hydrocarbon source rock in the deep formation of Dongpu Depression were discussed.
运用石油与天然气生成理论,讨论了东濮凹陷深层异常温压条件下烃源岩热演化的异常现象。
Generation of hydrocarbon from kerogen is one of important genetic types of abnormal pressure in source rock.
干酪根热解成烃作用是烃源岩中异常高压的重要成因之一。
This technique can successfully solve the problems of source rock, source maturity, oil and gas infilling periods and secondary alteration.
该技术能够成功解决源岩、成熟度、油气充注期次及油气二次蚀变等问题。
Based on seismic lines, hydrocarbon source rock, lithology, thermal stream and test data, a two dimensional forward model of the basin has been made.
以地震主测线为格架,结合烃源岩、岩性、热流、测试分析资料为依据,采用正演法开展二维盆地模拟工作。
The studies of hydrocarbon expulsion of source rock have made a great progress, but some problems still exist currently.
目前烃源岩排烃研究已取得了很大进展,但也存在着较多的问题。
The estimation of erosion thickness is a foundation for studying palaeostructural characteristic, modeling source rock thermal evolution history and analyzing palaeo-fluid potential.
剥蚀厚度估算是进行古构造特征研究、烃源岩热演化史模拟和古流体势分析的重要基础工作。
The near disposition of source rock, reservoir rock and cap rock is favorable for oil and gas accumulation in buried hill traps.
潜山储层与上覆烃源岩和盖层之间的就近配置利于油气进入潜山圈闭而成藏。
The distribution of effective hydrocarbon source rock is determined by combining geochemical data and logging data.
综合地球化学和测并资料确定了中上奥陶统有效烃源岩的大致分布范围。
Selective catalysis of different clay minerals within source rock is the most important factor of affecting hydrocarbon composition.
烃源岩不同粘土矿物的选择性催化特征是影响油气组成的最重要因素。
The application value of traditional method to explore the oil and gas source using carbon isotope was bounded by the type and maturity of source rock.
利用气体碳同位素探索油气来源的传统方法由于受源岩类型、源岩成熟度等因素的影响,其实际应用受到很大的限制。
Experiment shows that source rock, reservoir and reservoir relative quality can be determined by using pyrolysis hydrocarbon and formation bitumen content.
实验表明,应用热解烃和储层沥青含量可以判别源岩层、储层以及储层相对优劣。
Whole rock analysis and kerogen analysis are two analytical methods of studying hydrocarbon source rock in organic petrology.
全岩分析与干酪根分析是有机岩石学研究烃源岩的两种分析方法。
It shows that oil and gas moves from source rock to reservoir rock in continuous phase.
研究认为,油气是以连续相的形式从源岩运移到储集岩的。
Therefor, it is necessary to study the depositional environments of the coal formed gas source rock for the benefit of exploration and development.
因此,开展煤成气源岩沉积环境研究有利于该区煤成气资源的勘探与开发及合理的利用。
Second, source rock evaluation instead of effective source rocks evaluation, which results in overvalued thickness and quality of effective source rock and abundance of organic matter.
第二是以源岩评价代替对有效烃源岩的评价,致使有效烃源岩厚度、有机质丰度以及有效烃源岩品质评价过高。
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