The vitrinite-like reflectance increase with the burial depth linearly.
镜状体反射率随埋深加大呈线性增加。
After the calibration of the vitrinite content is used, the exact single...
引入镜质组含量校正后,能够准确计算混煤比。
Carbon and hydrogen contents of vitrinite to fusinite vary in one direction.
碳、氢含量由镜质组至丝质组呈单方向变化。
Except exinite and vitrinite, the rates of heavy hydrocarbon are low for another matters.
除壳质组和镜质组外,气态重烃产率相对较低。
With increasing temperature, the yield of volatile matter of vitrinite and fusinite increased.
随热解温度升高,镜质组和丝质组的挥发分收率增加。
Controlled by geothermics, the vitrinite reflectance of samples shows an exponential relation with depth.
在地温场的作用下,样品的镜质体反射率与埋深呈指数关系。
For the different coals. the burn-out characteristics of the vitrinite group is related to the degree of its coal change;
不同煤种的镜质组的燃尽特性与其煤化程度有关;
The vitrinite reflectance is considered as an important index reflecting the thermo-evolution history of organic materials.
镜质体反射率是用来反映有机质热演化史的主要指标。
Coal maceral indexes mainly include the quantitative statistics of coal macerals and the measurement of vitrinite reflectance.
常用的煤岩学指标主要有显微组分的定量统计和镜质体反射率的测定。
A parameter sensitive to thermal evolution, e. g. vitrinite reflectance, is measured on a certain number of samples from a well.
对热演化敏感的参数,例如,镜质体反射率,可从一口井的一定数量岩样进行测定。
SGM have the ability to generate liquid hydrocarbons beside gas hydrocarbon generation, but MYG vitrinite is mostly the gas-prone.
SGM基质镜质体除了生成气态烃外,还可以生成一定数量的液态烃,而MYG均质镜质体则主要以生成气态烃为主。
Based on experimental data, the functional relationship between displacement pressure of mudstone and vitrinite reflectance is set up.
本文在大量实验数据的基础上,建立了泥岩排替压力与镜质体反射率之间的函数关系。
Concentrates of vitrinite, semi-vitrinite and fusinite are separated from Xinglong- zhuang coal by centrifugal method with heavy liquid.
通过重液离心分离法将兴隆庄煤分为镜质组、半镜质组、丝质组的富集物。
It is recovery of denudation thickness of the different tectonic element on base of the relation between vitrinite reflectance and depth.
根据镜质体反射率与深度关系等资料恢复了不同构造单元的剥蚀厚度。
Preparation of activated carbon from vitrinite and inertinite concentrated from Datong bituminous coal with specific gravity has been studied.
用密度法分离富集了大同烟煤镜质组和惰质组,研究了大同烟煤镜质组和惰质组制备活性炭性能。
Synopsis:This paper introduces the application examples of identification of abnormal coal for coking with measurement of vitrinite reflectance.
前言: 通过实例介绍了镜质组反射率测定在异常煤质鉴别中的应用。
This method has a practical significance if it is used to determine palaeogeotherm in the marine and pre-Devonian strata which are lacking in vitrinite.
在缺乏镜质体的海相地层和前泥盆纪地层中,应用该方法分析古地温更具有实际意义。
Vitrinite and inertinite were formed distinct peat swamp environment as main origin of vitrain and fusain, which was essential reason for liquefaction properties.
镜质组和惰质组分别作为镜煤和丝炭的主要物源,形成于截然不同的泥炭沼泽环境,致使结构和性质差异大。
It can be considered that predicting the coal combustion efficiency index by using the coal vitrinite reflectivity index, because the latter is easy to be measured.
因此,可考虑用易于检测的镜质组随机反射率方法预测煤的燃烧率。
The equivalent vitrinite reflectance and aromatic maturity parameters showed that most Ordovician source rocks were highly mature, and some of them were mature or over mature.
等效镜质组反射率及芳烃成熟度参数显示济阳坳陷奥陶系烃源岩大多达到高成熟阶段,部分达到成熟、过成熟阶段。
Based on this conclusion, the paper proposed to use image processing methods to achieve the quantitative statistics of coal macerals and the measurement of vitrinite reflectance.
基于这个结论,本文提出了用数字图像处理的方法来实现煤显微组分的定量统计和镜质体反射率的测定。
Abstract: Vitrinite reflectance of the PermoCarboniferous in the north of Songliao Basin is generally high, usually more than 30%, and varies greatly in different tectonic units.
摘要:松辽盆地北部石炭-二叠系镜质体反射率值普遍较高,普遍大于3.0%,不同构造单元石炭-二叠系镜质体反射率值差异较大。
Secondly, there are limitations in the evaluation of source rock maturity when conversing vitrinite group reflectance of marine facies to vitrinite reflectance by fitting formula.
其次,海相镜质组反射率通过拟合公式换算成镜质体反射率评价烃源岩成熟度具有局限性。
In this paper, the mudstone acoustic time difference method and the vitrinite reflectance method are used to calculate the Lower Cretaceous denuded thickness in the Santanghu basin.
文中利用泥岩声波时差和镜质体反射率法计算了三塘湖盆地下白垩统的剥蚀量,两种方法得出的结果吻合较好。
There is a definite relation between fuel ratio and vitrinite reflectance. The observation to pyrolysed char particles by SEM has shown that the char morphology is greatly influenced…
对脱去挥发份形成的焦粒进行的扫描电镜观察表明,粉煤焦的形态与煤的显微组分及其结合形式和煤的变质程度有很大的关系。
According to characteristic temperatures in weight-loss curve in TGA, the combustion behavior of vitrinite-rich concentrate was found to be better than that of fusinite-rich concentrate.
根据特征燃烧温度等分析,煤中镜质组富集物的燃烧性能比丝质组富集物好。
The results showed that the relationship of vitrinite reflectance and depth of source rock of Carboniferous-Permian in Songliao Bain can be divided into two kinds:two stage and like line.
利用古地温研究方法,对不同构造单元代表井热演化史进行了分析,结果表明松辽盆地石炭-二叠系烃源岩根据镜质体反射率-深度关系可以分为两段型和似线型两种。
It was found that the variation of vitrinite reflectance distribution of the coking-coal will result in the change in coke microstructure which further affects thermal properties of the coke.
实验发现,炼焦煤镜质组反射率分布的变化,引起焦炭显微结构的变化,而焦炭显微结构的变化最终影响焦炭的热性能;
The result indicated that the orientation of maximum vitrinite reflectance might be related with the local structural position of the sample in addition to the stress field of the regional tectonics.
该井田煤镜质组反射率椭球体有限应变特征分析结果表明在煤系地层中,煤的最大镜质组反射率的方位除与区域构造应力场的作用有关外,还与其所处的局部构造位置有关。
The result indicated that the orientation of maximum vitrinite reflectance might be related with the local structural position of the sample in addition to the stress field of the regional tectonics.
该井田煤镜质组反射率椭球体有限应变特征分析结果表明在煤系地层中,煤的最大镜质组反射率的方位除与区域构造应力场的作用有关外,还与其所处的局部构造位置有关。
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