1) coal mine hoist
![点击朗读](/dictall/images/read.gif)
井下提升机
1.
Mainly introduces the coal mine hoister 1140V/500KW explosion-proof intrinsically safe 4-Quadrant variable frequency variable speed electrical control device actualize process and the solution technical key.
主要介绍了煤矿井下提升机1140V/500KW隔爆兼本安型四象限变频调速电控装置的实施方案及技术关键。
2) Mine hoist
![点击朗读](/dictall/images/read.gif)
矿井提升机
1.
Dual PWM AC-DC-AC variable-frequency adjustable-speed system in mine hoist;
![点击朗读](/dictall/images/read.gif)
矿井提升机双PWM交直交变频调速系统
2.
Study on comprehensive safety control strategy for mine hoist;
![点击朗读](/dictall/images/read.gif)
矿井提升机安全综合控制策略的研究
3.
Application of PLC and 6RA70 to TKD system rebuilding of mine hoist;
![点击朗读](/dictall/images/read.gif)
PLC和6RA70在矿井提升机TKD系统改造设计中的应用
3) mine hoister
![点击朗读](/dictall/images/read.gif)
矿井提升机
1.
Development study of PC electric control device for mine hoister;
![点击朗读](/dictall/images/read.gif)
矿井提升机PC电控装置的研制
2.
A new type of digital phasometer applied to the infrared laser position-tracking system of mine hoister is introduced, which is based on FPGA and FFT algorithm.
介绍了用于矿井提升机红外激光位置跟踪系统中的一种新型数字鉴相器的研究方法。
3.
A new type of digital phasometer applied to the infrared laser position-tracking system of mine hoister is introduced in the paper,which is based on FPGA and FFT algorithm.
主要介绍了在矿井提升机红外激光位置跟踪系统中一种新型数字鉴相器的研究方法,该方法是基于FPGA器件运用FFT算法完成的。
4) mine elevator
![点击朗读](/dictall/images/read.gif)
矿井提升机
1.
The adjusting speed in a series of the controllable silicon of the mine elevator electron control system is realized by importing regulable accessional Potential in the rotor loop of a bobbin asynchronism electromotor,and using the charge transfer efficiency.
矿井提升机电控系统的可控硅串级调速是通过在绕线异步电动机的转子回路中引入可调整的附加电势而产生的,它属于利用变转差率来实现的,可以无级平滑调速在低速时机械特性也比较硬。
2.
This paper presents the displacement solution to mine elevator viscoelastic vibrating equations and the kinetic tension calculation method,discusses kinetic tension characteristics under rectangular,ladder shaped,sinusoidal and parabolic acceleration curves,provides ways to limit or even avoid lifting rope viscoelastic vibration.
给出了矿井提升机粘弹性振动方程的位移解及动张力的计算方法 ,研究了采用矩形、梯形、正弦形、抛物线形加速度时钢丝绳的动张力特性 ,给出了限制和消除提升钢丝绳粘弹性振动的方法。
3.
The mine elevator is called as the throat of mines, so it is vital equipment in mines.
![点击朗读](/dictall/images/read.gif)
矿井提升机常被人们称为矿山的咽喉,是矿山最重要的关键设备,是地下矿井与外界的唯一通道,肩负着矿石、物料、人员等的重要运输责任。
5) mine winder
![点击朗读](/dictall/images/read.gif)
矿井提升机
1.
The Computer Control Design for Mine Winder;
![点击朗读](/dictall/images/read.gif)
矿井提升机计算机控制系统设计
2.
:By taking a practical example,this paper analyses the form of an automatic control system for mine winder,discusses the principle that the system works on,and the way to set up it.
通过一个工程实例,分析了矿井提升机自动化控制系统的构成,并对其工作原理、实现方法进行了论述。
补充资料:井塔式多绳摩擦提升机
井塔式多绳摩擦提升机
… }井塔式多绳摩擦提升机
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