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灰色理论     
相关语句
  grey theory
    The Application of Grey Theory to Forecast of Absolute Volume of Mine Feeder Gas
    灰色理论在矿井绝对瓦斯涌出量预测中的应用
短句来源
    Application of Grey Theory in Gas Prediction of Heading Face
    灰色理论在掘进工作面瓦斯预测中的应用
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    GREY THEORY USED FOR POWER SUPPLY IN MINE
    灰色理论在矿井供电设计中的应用
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    Based on the accumulated data of many years,this paper establishes the grey forecasting model of the discharged quantity of mine wastewater by using the grey theory,and probes into the functions of the grey model in forecasting the wastewater output of the mines in Shanxi Province.
    在多年积累资料的基础上应用灰色理论,建立了矿井水排放量的灰色预测模型,探索了灰色模型在山西矿井水产量预测中的作用。
短句来源
    The grey theory and neural network method were applied to coal and gas outburst forecast. Main controlling factors of coal and gas outburst were filtered by the grey correlation method of the grey system theory.
    将灰色理论-神经网络方法应用于煤与瓦斯突出预测中,利用灰色系统理论的灰色关联法确定了控制矿井煤与瓦斯突出的主控因素,并对煤与瓦斯突出主控因素进行筛选.
短句来源
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  gray theory
    THE APPLICATION OF GRAY THEORY TO PREDICT DENSITY CHANGE TREND OF BREATHED DUST
    应用灰色理论预测呼吸性粉尘浓度变化趋势
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    Application of gray theory in the prediction of coal product's prices
    灰色理论在煤炭产品价格预测中的应用
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    Prediction of Coal Spontaneous Combustion Based on Gray Theory
    基于灰色理论的煤炭自燃预测研究
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    A Forecast Model of Coal Spontaneous Combustion Based on Gray Theory and Its Application
    基于灰色理论的矿井自然发火预测模型及应用
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    Research on Application of Gray Theory in Processing Subsidence data
    灰色理论在沉降监测数据处理中的应用
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  “灰色理论”译为未确定词的双语例句
    GREY EVALVATION OF RESERVOIR HETEROGENEITY OF S_(1+2) FORMATION IN LENGJIA OIL FIELD OF LIAOHE BASIN
    辽河冷家油田S_(1+2)段储层非均质性灰色理论评价
短句来源
    Based on mining operation used in similar mines and technical parameters,the Grey Association Analysis is used in assesment of preliminary selected mining method so as to determine the optimal mining process.
    然后在采矿方法初选的基础上根据类似矿山使用的采矿方法 ,搜集有关技术指标 ,采用灰色理论之灰关联分析法 ,对初选的采矿方法进行灰色关联评估 ,从而确定最优采矿方法 ,并推荐其它较优采矿方法。
短句来源
    2. According to the side surface and underground inspection information of hillside fields, it is for the deformed feature of rock body and the deformed characteristic of side slope with damage pattern have carried out detailed analysis, and application grey theoretical method is foreseen for warping to develop tendency.
    2、根据边坡地面和地下监测资料,对边坡的变形特点、岩体的变形特征与破坏模式进行了详细的分析,并应用灰色理论方法,对变形发展趋势进行了预测。
短句来源
    The parameters of the permeability and sand stone body are used to evaluate the reservoir heterogeneity of S1+2 formation of Lengjia oil field with grey analysis method,and the evaluation is free of conventional concept.
    选择了渗透率非均质参数和砂岩体非均质参数,采用灰色理论的评价分析方法,对辽河冷家油田S1+2段储层进行了多因素综合评价,克服了评价过程中人为因素的影响。
短句来源
    The reservoirs of S1+2 formation of this oil field belong to the gentle slope fan delta depositional facies,it can be divided into ten mall unitformations. The two dimension plane models of reservoir heterogeneity of the ten unit-for-mations have been built by the result of grey evaluation of 24 wells of the oil field,it provides a geological model for oil field development.
    辽河冷家油田S1+2段储层为缓坡型扇三角洲沉积,S1+2段地层内部可以进一步划分为10个小层,通过对冷家油田24口井S1+2段的10个小层的单井储层非均质性灰色理论多因素评价,建立了辽河冷家油田10个小层的储层非均质性平面分布模型,为冷家油田开发方案的编制提供了定量地质模型。
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  grey theory
The results are analyzed by employing the grey relation function (ξ) and grey relation grade (R) based on the Grey Theory.
      
It is an advantage that the methods have gotten rid of discretization error in contrast with the methods of grey theory.
      
The basic difference non-equal interval model GM(1,1) in grey theory was used to fit and forecast data series with non-equal lengths and different inertias, acquired from oil monitoring of internal combustion engines.
      
In this paper, we systematically discuss the basic concepts of grey theory, particularly the grey differential equation and its mathematical foundation, which is essentially unknown in the reliability engineering community.
      
Based on the grey theory and fuzzy mathematics, a new comprehensive evaluation method from qualitative to quantitative, called grey-fuzzy evaluation, was proposed for evaluating eco-environment vulnerability.
      
更多          
  gray theory
The dynamic models were developed by gray theory for estimating the fuels loads of arbor, shrub, herbs, grass, litter, and semi-decomposed litter, inflammable fuel and the total fuels in each forest type.
      


This paper studies the law of abnormal change of working yield of support in fully-mechanized working face by means of the catas- trophe prediction method of grey theory and established the corresponding grey prediction mode. Analysis of practical examples demonstrates that it achieves good results.

本文利用灰色理论中的灾变预测方法,研究了综采工作面支架工作阻力异常变化的规律,并建立了相应的灰色预测模型。实例分析证明效果较好。

Analysis of blast mechanism has revealed the qualitative relationship of rock behaviour with blast effect. On this basis, a host of data gained in the study and practice of blasting operations in mines were analyzed using grey theory, and the quantitative relationship of rock behaviour with blast effect was examined. Thus it came to the conclusion that parameters concerning rock behaviour such as transversal wave speed, longitudinal wave spe'ed and rock strength are in the order of degrading importance to influnce...

Analysis of blast mechanism has revealed the qualitative relationship of rock behaviour with blast effect. On this basis, a host of data gained in the study and practice of blasting operations in mines were analyzed using grey theory, and the quantitative relationship of rock behaviour with blast effect was examined. Thus it came to the conclusion that parameters concerning rock behaviour such as transversal wave speed, longitudinal wave spe'ed and rock strength are in the order of degrading importance to influnce blast effect.

根据爆破机理的分析,得出了岩性与爆破效果的定性关系。在此基础上,用灰色理论分析矿山爆破研究与实践中的大量数据,探讨岩性与爆破效果间的定性关系,由此得出影响爆破效果的岩体性质依次是横波速、岩石纵波速、岩体纵波速、岩石强度。

A new method for forecast and control of the relation between mining and excavating in mines is presented by using the principles and methods of modern control theory. The model of adjustment and control is established and the forecast and control of state and the output are carried by means of the grey theory,the optimal filtering technique and the generalied predictive control theory.

应用现代控制理论的原理与方法,提出了矿山采掘关系预则与调控方法。该方法利用灰色理论、最优滤波技术和广义预测控制理论建立采掘关系调控模型;进行采掘关系状态和产出的预测与控制.并用鲁棒调节理论制定采掘关系抗干扰调控策略。

 
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