The output characteristic of battery, rotational speed of diesel engine at ignition point and how to design start generator reasonably and so on were analyzed.
介绍了戚墅堰机车车辆厂研制的NZJ1型准高速内燃动车用 12V2 80ZJ型柴油机起动试验的原理和方法 ,分析了蓄电池的输出特性、柴油机发火点的转速以及如何合理设计起动发电机等。
Fuzzy comprehensive evaluation on the spontaneous combustion in goaf and its application;
模糊综合评价对采空区自然发火的评价及应用
Study on spontaneous combustion in Gob of fully mechanized mining with top coal caving face;
综放面采空区遗煤自然发火特性研究
Temperature measurement system for coal spontaneous combustion experiment;
煤自然发火实验温度监测系统
The paper introduces the application of the thermometry for the research of spontaneous ignition in Jianxin Colliery,and makes a further study on the regularity of temperature change in the goaf behind the working face in the process of advancement,which has provided the scientific basis for the colliery against the spontaneous ignition.
通过介绍测温法在建新矿自然发火规律研究中的实践运用,进一步摸索采煤工作面推进过程中采空区后方的温度变化规律,为矿井采取有效的防自然发火措施提供科学依据。
In addition,the time series prediction model based on BP neural network was also set up by using of forecasting indexes of goaf spontaneous ignition.
对采空区煤炭自然发火进行了危险性评价,从自然发火条件入手,建立采空区自然发火事故模型,确定采空区发火现状危险等级为C级,较危险;利用采空区已有的自然发火预测指标建立BP神经网络的时间序列预测模型,对未来该采空区有无发火危险进行了预测,确定未来采空区发火可能性大小。
Development and application of mine self-ignition predictingand foretelling system with micro-computer;
矿井自燃发火计算机预报系统开发的实践
This paper analyzes on the reasons of the self-ignition in the fourth and the ninth coal beds in Ningwu Coalfield,expounds the main advantages of the technology of fire prevention and extinction by nitrogen injection,and discusses the effects of the technology of fire prevention and extinction by nitrogen injection.
分析了宁武煤田4号、9号煤层自燃发火的原因,阐述了注氮防灭火技术的主要优点及具体实施方法和工艺,讨论了注氮防灭火技术效果。
This article analysed the reason of the Xiaolongtan mining area coal bed self-ignition, and sumed up the fire fighting measures of Buzhaoba opencast many years as base, with the present manufacture situation, propose concrete measures and methods of Buzhaoba fire fighting.
分析了小龙潭矿区煤层自燃发火的原因,在总结了布沼坝露天矿多年来采取的防灭火措施的基础上,结合当前的生产形式,提出了防灭火的具体措施和方法。
Prevention and cure methods of spontaneous ignition in mining No.8 caving coal of Nanshan Coal Mine.;
南山煤矿8号层放顶煤开采自燃发火的防治
The reason of the spontaneous ignition at workface gob is analyzed.
对工作面采空区自燃发火的原因进行分析,对火源位置进行判断,阐述了灭火方案及取得的效果。
The factors that affects spontaneous ignition in thick coal seam mining are analyzed.
文章分析了厚煤层复采发生自燃发火的影响因素,介绍了多联二矿一号井采用综合措施,提高井下火区灭火效率的经验。