crude gas,raw gas

Expressions about reducing gas generating reaction by air-coal method were established.

建立了空气－煤炭法发生还原煤气的化学反应表达式。

Impact of different extracting method on distribution of PAHs in raw coal;

不同方法对提取原煤中PAHs分布的影响

Sulfur fixing and loss on lgnition rate of permo-carboniferous raw coal;

韩城石炭—二叠系原煤的自身固硫率和硫的烧失率

Research on the time sequent mobilizing models of raw coal yield in Henan;

河南省原煤产量时间序列动态模型研究

The difference in NO emission between blend combustion and split combustion of char/coal;

焦炭与原煤混烧和分别燃烧时NO生成的差异性

Aimed at the spontaneous combustion and weathering easily happened in storage of coal,it is discussed the feasibility with smoothing away spontaneous combustion and decreasing weathering by inflating nitrogen according to theoretical analysis and conclusion tested.

针对原煤在堆放过程中经常发生自燃、风化的现象 ,依据理论分析和试验结论 ,讨论了采用充氮法消除原煤自燃、降低原煤风化程度的可行性 ,并结合吉林热电厂的具体情况 ,给出充氮系统的初步设计及采用该系统的经济性分

Wet-Digest Method for Determination of Trace Elements in Coal and Its Application;

采用高压消化罐法消化样品,采用正交试验设计实验方案,用ICP-AES测定了原煤、飞灰和底灰中的铝、钾、钙、镁、锰、锌、铜、钛、钡、硒、锶、铈、锡、铬、砷、铊16种元素的含量,方法回收率在93。

The indexes for evaluating the quality of feed coal for coking which purchased form outside are rightly determinated.

通过对南桐选煤厂外购原煤资料的统计分析,结合动力用煤与炼焦用精煤指标的差异及对南桐煤部分指标的相关分析,合理地确定了外购炼焦原煤的计质指标,并将其应用于生产实践,使外购原煤质量有了根本性的好转。