This paper describes the application of numerical analysis in gas emission prediction in virgin zone of a mine.
介绍了数字分析在矿井瓦斯涌出量预测中的应用。
A prediction of a gas emission quantity from a seam is an important measure to the mine safety production.
预测煤层瓦斯涌出量是煤矿安全生产的一个重要措施。
The sound emission characteristics and the causes for incorrect prediction of the stope roof fall at Tonglushan Mine were analysed.
对铜绿山矿采场冒顶的声发射特征和预报不准的原因进行了分析。
There is a sign before coal and gas outburst-acoustic emission, but a lot of noise included in acoustic emission affects reliability of prediction severely.
煤与瓦斯突出前有征兆显现——煤体声发射，然而实际采样到的煤体声发射信号往往含有许多噪声，严重影响了预测可靠性。
Accurate prediction of gas emission is of great practical significance in guiding mine design and ensuring work safety in coal mines.
正确预测瓦斯涌出量，对于指导矿井设计和煤矿安全生产有重要的现实意义。
The checked results make clear the gas emission predicting method is feasible and can provide reference frame for gas disaster prediction.
检验成果表明用该方法对煤层瓦斯涌出量进行预测是可行的，可为矿井瓦斯灾害预测提供参考依据。
It is of certain significance for studying coal seepage characteristics and the prediction of gas emission.
对了解煤的渗透特性、瓦斯涌出量预测具有一定参考价值。
The grey prediction model provides a new way for predicting the time dynamic numerical array of mine gas emission rate.
灰色预测模型为矿井瓦斯涌出量时间动态数列的预测提供了一条新的途径。
Through studies of non-point source pollution prediction, the predictions of emission quantity of agricultural runoff and of livestock and poultry pollutants are made.
通过非点源污染预测研究，确定农田径流、畜禽养殖等面源污染状况；
This method is more accurate than by traditional mine statistic method. Adoption of gray prediction theory, mine gas emission data was analyzed, gray prediction model of gas emiss…
利用灰色灾变预测理论，对某矿矿井工作面瓦斯涌出资料进行分析、研究，建立煤矿瓦斯涌出量灰色预测模型，并对矿井瓦斯涌出量变化趋势进行预测。
This method is more accurate than by traditional mine statistic method. Adoption of gray prediction theory, mine gas emission data was analyzed, gray prediction model of gas emiss…
利用灰色灾变预测理论，对某矿矿井工作面瓦斯涌出资料进行分析、研究，建立煤矿瓦斯涌出量灰色预测模型，并对矿井瓦斯涌出量变化趋势进行预测。
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