煤结构

煤结构的X射线分析

X - ray analysis of coal structure

利用热解XRD进行了煤结构的研究，求得了部分煤的微晶结构参数，得到了煤热解后微晶结构参数的变化规律。

The coal structure has been studied by pyrolysis-XRD , the crystallite structural parameter has been attained . At last characteristic of evolved gas in the pyrolysis process has been investigated by py-ft.

实验变形煤结构的~（13）cNMR特征及其构造地质意义

C NMR characteristics of structures of the experimental deformed coals and their significance of structural geology

Ψ（d50）。其中主要影响因素为煤结构、温度、氧浓度及粒度。

Among them , the structure of coal , environment temperature , oxygen consumption , and particulate distribution of coal are the main influential factors .

溶胀作用在煤结构与热解研究中的应用

The application of solvent swelling on study coal structure and pyrolysis

煤结构组成与成烃作用

Composition of Coal Structure and Its Effect on Hydrocarbon Generation

实验变形煤结构演化的电子顺磁共振研究

Research on electron paramagnetic resonance of structure evolution of experimental deformed coals

仪器分析法研究宁夏煤结构

Research on the structure of Ningxia Coal with instrumental method

溶胀预处理对煤结构及煤液化性能的影响

Effect of Solvent Swelling on the Coal Structure and Liquefaction

煤结构与反应性的量子化学研究

Study on Quantum Chemistry of Coal Structure and Reactivity

煤结构研究及其在新材料制备中应用

Study on Coal Structure and It s Application

综放开采控顶区顶煤结构力学特性研究

Study on structural mechanical characteristics of top coal in roof-control area in full-mechanized caving

煤结构的研究及其发展

Progress in the research of coal structure

构造煤结构与瓦斯突出

Deformed-coal structure and control to coal-gas outburst

煤结构的计算机辅助分子设计研究

Study on CAMD for coal structure

傅立叶红外光谱法对煤结构的研究

Research on Coal Structure Using FT-IR

煤结构研究进展

Development of coal structure

本文介绍了煤结构的基本概念，在此基础上对煤-吸附质体系的高分子溶液理论进行了简要的评述。

In the present paper , a theory of solution for molecular aggregation is proposed based on both classical thermodynamic and molecular thermodynamic principles .

由于煤结构相当复杂及其可变的物理和化学性质，对发生在煤炭液化中的真实过程缺乏认识。

A major limitation to know the real process of coal liquefaction is fairly complicated coal structure and its variable physical and chemical properties .

这为评价构造影响煤结构破坏的程度，推断煤与瓦斯突出可能发生的部位提供了定量的信息。

All these provide quantitative information for evaluating destruction degree of tectonic coal and detecting possible place of outburst . making a good use of information .

通过室温下高硫煤的S甲基化反应，可使煤结构中的一种碳硫键选择性断裂。

We report an S-methylation reaction on high sulfur coal at ambient temperature that appears to selectively cleave one type of carbon-sulfur bond in the coal structure .

指出煤结构化学的理论体系根据其任务可分为实验煤结构化学和计算煤结构化学；

According to the purpose and task of coal structural chemistry , it can be divided into two parts , i.e.experimental coal structural chemistry , computing coal structural chemistry .

论文基于煤结构决定煤的性质这一学术思想，在研究煤的结构和演化特征的基础上，从煤的微观结构来研究煤的瓦斯吸附、放散特性。

Based on the academic thought that " coal structure decides the nature of coal ", which is from the microstructure of coal to study the gas adsorption , emission characteristics .

复杂的煤结构对高温快速液化过程和产物的影响是一个重要的方面，但是对于这些煤种来说，分子结构的研究还相对薄弱些。

The complex coal structure is an important aspect for high temperature rapid liquefaction process and product , but for these coals , the study of molecular structure is relatively weak .

首先进行溶剂溶胀，实验表明吡啶溶剂的溶胀作用最强。溶胀率指标表明溶胀煤结构变得疏松；

Study result shows that pyridine is the best solvent for swelling coal and the physical structure of coal swelled becomes loose by swelling and the ability of thermo-decomposition increases by swelling .

煤结构中的含氧官能团、芳香度的高低和烷基侧链对煤自燃影响较为显著，决定了煤与氧发生氧化反应的难易程度。

Only the partial peak intensity is appreciably different . The oxidized functional group , aromatic degree and alkyl side-chain has an influence on coal spontaneous combustion and they determine the progress of oxidation reaction about coal & oxygen .

目前量子化学计算方法已经为处理煤结构提供了一种切实可行的研究手段，这种方法的关键在于选择和构建合理的煤结构模型。

The method has gradually formed a new research branch , and provided a feasible scheme for dealing with coal structure . How to choose and build an appropriate coal structure is a key issue for the application of quantum chemistry calculation method .

通过对煤结构的深入研究，可望从煤出发获取煤基化学品、芳香高聚物和碳材料，实现煤炭资源向非燃料利用的转变，迎来煤化工的黄金时代。

Based on the research of coal structure , it is of great possibility to obtain coal based chemicals , aromatic polymer and carbon-based materials , and as a result realizes the change from coal resource to non-fuel uses and welcome the golden age of coal chemical engineering .

煤微观结构的X射线衍射原子分布函数分析

Analysis on Microstructure of coal by X-ray diffraction atomic distribution function

不同煤体结构煤的f值分布特征

Distributive feature of f value of different coal body structure coal