It has more and faster hoist speed and various pulley ratio which can be selected.
具有更快更多的起吊速度和多种滑轮倍率可供选择。
Hoist speed and the advantage of flow from center to two sides to make path media uniform regulation through center to around.
其特点具有启闭速度快，具有中心向两边调节流量的优点，使得通径介质始终是从中心向周边均匀调节通过。
The given hoist speed could be realized by S-shape speed curve which produced by PLC control software to increase speed regulation capability and precision.
提升机速度给定采用PLC控制软件生成S形速度曲线实现，可提高调速性能和精度。
MD1 model electric hoist with two lifting speed - normal speed and slow.
MD 1型电动葫芦具有两种起升速度——常速和慢速。
The paper introduces a travel speed detector for hoist based on the infrared laser position transducer.
本文介绍一种基于红外激光位置传感器的提升机运行速度检测装置。
In this paper, the speed control way for mine hoist start and stop are presented.
论述了提升机在起动和停止时速度的控制方法。
Analyzing the characteristic of the hoist, a kind of digital controller of constant speed is designed using Dahlin arithmetic, the model and formulas are presented.
对绞车的工作特性进行分析，采用大林算法，设计了一种恒速度数字控制器，给出了控制模型和数学公式。
This paper introduces the principle, software and hardware structure of automatic control system for high -speed material hoist, and analysis feature of the system.
本文介绍了高速物料提升机自动控制系统原理，软、硬件结构，并对系统的特色部分作了进一步的分析。
The paper introduces the main performance indexes of double speed three phase asynchronous motor used in electric chain hoist and the problems which occor in the test and manufacture process.
本文介绍了电动环链葫芦用三相双速异步电动机的主要性能指标以及在试制过程中遇到的问题。
Then the hoist motor of the stacker crane is controlled successfully by the VVVF speed regulation and the better orientation precision and running speed of stacker crane are expressed in the practice.
通过实际系统的运行和调试，堆垛机的提升控制系统在控制中获得了更高的定位精度和更快的运行速度。
A research is conducted on application of dynamic vibration absorber for controlling hoist motor vibration during its rotary speed variation.
针对起重机系统电机变速过程引发的振动问题，应用单个动力减振器进行控制。
Wound-rotor induction motors that adjust speed by connecting resistors in series to rotor circuit have been easily found in the electrically controlled systems of shaft hoist.
绕线式异步电机采用转子回路串电阻调速广泛应用于我国工矿企业的提升机电控系统。
When used with a patient hoist, this provides means for lifting a heavy patient that can improve the safety, comfort and speed of the operation.
当与病人提升单元一起使用时，本发明提供了可以改善安全性、舒适性和操作速度的用于抬升沉重病人的装置。
This paper briefly introduces the electric control system of mine hoist, such as electric transmission way, speed giving circuit, fault detection etc.
文中对矿井提升机的电控系统，诸如电气传动方案、速度给定电路、故障监测及安全回路等问题进行了简要介绍。
It is one of hoist tools for repairing platform. Its rotating speed is slow and driving efficiency is high and its operation is reliable and safety in concentrated control.
是检修平台起吊机具之一，转动速度慢，传动效率高，集中控制运行安全可靠。
Power braking is usually required when mine hoist is at reducing stage, but sPeed closed-loop control is difficultly realized.
交流矿井提升机的减速阶段，一般要求主要用动力制动，但速度闭环控制难实现。
The article analyzes two faults in DC-timing-system of hoist, presents the importance of routine maintenance on measure of speed dynamo, and puts forward proposals about maintenance.
本文通过对两起提升机直流调速系统故障的分析，阐述了测速发电机日常维护的重要性，并对如何维护提出建议。
Safety brakes have been used at low speed shaft of ladle cranes, especially of those with planet gear boxes. Safety brakes protect the main hoist effectively.
铸造起重机(特别是采用行星减速机者)在卷筒端低速轴上安装安全制动器，对起升机构起到有效的安全保护作用。
Such hoists change the power frequency through transducer and the lifting speed and the traveling speed to make the electric hoist travel more smoothly and more accurately.
变频功能型电动葫芦利用变频器使电源频率发生变化，实现电动葫芦起升机构和运行机构的变速，使电动葫芦运行更平稳、定位更准确。
The hoist will be driven by a 5,000 kilowatt (kW) synchronous motor powered by ABB's state-of-the-art ACS 6000 drive system to control torque and speed for energy efficient ore haulage.
提升机由ABB公司最先进的ACS600驱动系统提供5000千瓦同步电动机来驱动，控制转矩和速度以提高矿石运输的效率。
Based on the fault condition, various causes for shaking of rotating speed of DC driving system for hoist, and specific solutions were proposed in combination with the practical condition.
根据故障现象，分析了提升机直流拖动系统产生转速抖动的各种原因，并结合实际提出了具体的解决办法。
The hoist type crane has its best in compactness, legerity and price advantage. Speed modulating by frequency conversion can be used to improve the crane's capacities.
紧凑、轻巧、价格低廉是葫芦起重机的最大优点，在分析几种调速与控制方案的基础上，指出变频调速技术的应用，可以克服葫芦起重机使用中的一些缺点；
As the mine hoist on the speed of addition and subtraction accuracy and speed requirements of high precision, variable-frequency control system must be used.
由于矿井提升机对转速精度及加减速度要求较高，必须采用高精度变频调速系统。
The paper introduced a method that using SIMOREG DC-MASTER 6RA70 rectifying device to realize 12-pulse serial rectification technology and then realize DC speed-regulation control of hoist.
文章介绍了采用西门子SIMOREG DC-MASTER6RA70整流装置实现12脉动串联整流技术、进而实现提升机直流调速控制的方法，并给出了12脉动串联整流驱动参数的设置。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
If the request gate leg width is big, the working speed is high, or lifts heavy, the long big-ticket item frequently, then chooses the double Liang portal type hoist crane suitably.
如果要求门腿宽度大，工作速度较高，或经常吊运重件、长大件，则宜选双梁门式起重机。
The major products are the lift parts such as the car, hoist-way door, door machine , upper sill, speed governor, rope gripper, catch block , buffer etc.
销售的主要产品：导向轮、轿厢、厅门、门机、上坎、限速器、夹绳器、安全钳、缓冲器、绳头组合、五方通话、导轨等电梯部件，广泛应用于客梯、住宅梯、货梯等各类电梯。
The major products are the lift parts such as the car, hoist-way door, door machine , upper sill, speed governor, rope gripper, catch block , buffer etc.
销售的主要产品：导向轮、轿厢、厅门、门机、上坎、限速器、夹绳器、安全钳、缓冲器、绳头组合、五方通话、导轨等电梯部件，广泛应用于客梯、住宅梯、货梯等各类电梯。
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