mine ventilator

intelligent system of fault diagnosis and data real-time observation of mine ventilator

矿井通风机实时监测与故障诊断的智能系统

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application, maintenance and noise depressing of mine ventilator

矿井主扇风机的使用、维护及降噪改造

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applications of high-voltage frequency converter in the energy economization of mine ventilator

高压变频器在矿井通风机节能中的应用

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talking about saving electricity for coal mine ventilator

浅谈煤矿通风机如何节电

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application of static phase advancer in coal mine ventilator

静止进相器在煤矿风机中的应用

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operation of mine ventilator when lacking of a phase power

矿井通风机的缺相运行

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mathematical model for computer aided lectotype design of mine ventilator

矿井通风机计算机辅助选型设计的数学模型

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Mine ventilator is used to provide fresh air, eliminate toxic, harmful gases and dust, which affect greatly in coal mine safety production.

矿井通风机用于向井下提供新鲜风流，排除有毒、有害气体和粉尘，对煤矿的安全生产影响较大。

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On the basis of least square and law of similarity of ventilator, the dimensionless performance curve equations of mine ventilator by operating data are fitted and the characteristic curve equation of mine ventilating network according to its characteristic factors is constructed.

本文运用最小二乘法和通风机的相似定律，用实测数据拟合了矿井通风机无因次性能曲线方程；

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fault mode distinguishing of mine ventilator with information compromised technology

基于信息融合技术的矿井通风机故障模式识别

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the inverter reconstyunction of mine ventilator.

矿用通风机的变频改造。

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application of frequency conversation and speed-adjusting technology to coal mine ventilator

变频调速在煤矿矿井通风机上的应用

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development of sensor intelligent conversion unit used in coal mine ventilator monitoring system

煤矿风机监测系统中传感器智能转换单元研制

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the fault diagnosis of coal mine ventilator based on wavelet packet decomposition

基于小波包分解的煤矿通风机故障诊断

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analysis on the energy conservation in the application of the frequency control of the mine ventilator

矿井通风机变频调速应用的节能分析

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research on the mine ventilator fault diagnosis expert system

矿井通风机故障诊断专家系统的研究

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the coal mine ventilator system is called "the mine pit lung" in the mine production.

煤矿通风机系统在矿山生产中被称为“矿井肺脏”。

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simple analysis on benefit of mine ventilator controlled with conversion speed regulator

矿井通风机采用变频调速器控制的效益浅析

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Most of the traditional mine ventilator use direct startup methods with constant speed, achieve air volume regulation by adjusting the blade angle of the fan and the tailgate of air passage. The method is simple but has great ventilation resistance caused a lot of wasted energy.

传统矿井通风机的控制大都采用直接启动方式，电机恒速运行，通过调节风机叶片角和风道挡板实现风量调节，该方法简单但通风阻力大造成电能大量浪费。

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application of hybrid networking model in on-line monitoring system for coal mine ventilator

混合组网模式在煤矿通风机在线监测系统联网中的应用

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design of coal-mine ventilator supervisory control system based on two-level network and implementation

基于两级网络的煤矿通风机监控系统设计与实现

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This paper discusses on the working features of the mine ventilator and the necessity of adopting the frequency control technique, and puts forward the energy conservation equipment that is suitable for the mine ventilator: the frequency control device.

论述了矿井通风设备的工作特点和采用变频调速技术的必要性，提出了适用于矿井通风机的节能设备&变频调速装置。

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technical transformation of the mine ventilator

矿井通风机的技术改造

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coal mine ventilator's monitoring system based on configuration software

组态软件下开发的煤矿通风机监控系统

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the design of monitoring and control system for mine ventilator and its implementation

矿井通风机监控系统的设计与实现

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vibration fault diagnosis of mine ventilator

矿井通风机振动故障诊断

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some explosion-proof problems for attention on mounting of motor for coal mine ventilator application

煤矿通风机用电动机安装时应注意的几个防爆安全问题

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a research of mine ventilator type-selection system based on web

基于Web的煤矿通风机选型系统研究

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this study also has reference significance to other mine ventilator manufacturers in china.

本研究对我国矿用通风机制造行业其他企业也有重要的参考意义。

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application of frequency converter in mine ventilator transformation and practice

变频器在矿井风机改造中的应用与实践

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