Direct control of torque over the motor speed range is provided by the drive, which helps the motor and drive generate torque levels high enough to cycle the press back to ready position.
直接控制扭矩而不是电机转速范围,可以使得电机和变频器产生足够高的扭矩使得压机可以回复到原来的位置。
V-valve dual-bearing structure, mechanical stability, high starting torque is small, to ensure the valve sensor with excellent sensitivity and speed.
型阀采用双轴承结构,机械稳定性高,启动扭矩小,保证了阀门具有极好的灵敏度和感应速度。
Due to their low torque, they are suitable for applications where high speed and low power loss is required.
此类轴承的扭矩较低,因而适用于要求高速度、低能耗的装置中。
Speed ratio is 1:5000, from low speed to high speed, all have steady torque characteristics.
调速比为1:50 00,从低速到高速都具有稳定的转矩特性。
This system can complete the engine rotational speed and torque high accuracy control and the test, also engine temperature, pressure, oil consumption parameters survey.
本系统能够完成发动机的转速、转矩的高精度控制与测试,以及发动机温度、压力、油耗等指标参数的测量。
Low speed with high torque ADAPTS the characteristics of the tricycles.
低速大扭矩,特别适应三轮车低速重载的特点。
This paper presents a novel open-loop speed control method for induction motors that provides high output torque and nearly zero steady-state speed error at any frequency.
提出了一种新颖的感应电机开环速度控制法,在任一频率下,它不但能使电机输出高的力矩,而且使稳态速度误差几乎等于零。
Another kind requests the motor output low torque, maintains the high speed.
另一种是要求马达输出小转矩,保持高转速。
By applying different pre-pressure, the speed, torque and temperature of the ultrasonic motor in low and high vacuum have been tested and compared with the normal condition.
施加不同的预压力在低、高真空环境下对超声电机的转速、转矩及温升进行测量并与常态下相比较。
SVPWM technique have many good qualities, such as less pulsating torque, high usage of DC bus voltage, less switching loss, better high-speed regulation performance.
SVPWM具有较高的直流电压的利用率,开关损耗小,从而实现了高性能的逆变输出。
The results show that the torque characteristic and economy of diesel engine at low speed are improved, and the over boost at high speed is rejected.
试验结果表明,与普通增压器相比,改善了柴油机的扭矩特性和低转速经济性,抑制了高速时的增压过量。
An energy feedback control scheme was developed for high speed brushless direct current motors used in flywheel energy storage systems to restrain the pulsating torque and improve the stability.
为抑制飞轮储能系统驱动电机——高转速无刷直流电机能量回馈时的转矩脉动,提高系统的稳定性,提出一种适合高转速飞轮储能单元回馈制动的控制方法。
The article summarize various principle and characteristic of the measuring torque and present a method of measuring extra high speed rotation shaft torque based on grating.
文章概述了各种转矩测量的原理、特点后,提出采用光栅式转矩测量的方法来测量超高速转轴的转矩。
The results have shown that the torque tube unbalance is not a key factor in high speed dynamic balance, but effects the power shaft.
结果表明:测扭基准轴的不平衡量虽然不是转子高速动平衡的决定性因素,但影响到传动轴的动平衡。
This dissertation presents a type of low speed and high torque motor-semiconductor converting low speed reluctance motor (SCLRM) with novel structure and principle for the first time.
本文首次提出了一种新型结构原理的低速大力矩电动机-半导体换流低速磁阻电动机(SCLRM)。
As a high performance ac asynchronous motor drive system, accurate torque and position control is necessary for high-speed motorized spindle.
作为一种高性能异步电动机传动,精确的转矩转速和位置控制对于高速电主轴来说是必需的。
High torque to weight ratio, high efficiency and wide speed range should be the qualities possessed of by the motor drive systems in Electric Vehicles.
电动汽车中的电机驱动系统应该具有高转矩重量比、高效率以及宽广调速范围等特点。
Direct Torque Control (DTC) technology is a high-performance adjustable speed method with fast torque response.
直接转矩控制是一种转矩响应快的高性能的交流调速方法。
The scarfed nozzle is used in engines which can produce reversal thrust, or to produce revolving torque on turbine rocket engines at high speed.
斜切喷管+常用于产生反向推力,或产生旋转力矩使火箭高速旋转的涡轮式火箭发动机中。
In this paper, three elevators for the design of objects, combined with Sanken VM06 series of high-performance constant torque converter, developed a two-speed exchange of PLC elevator control system.
本文以三层电梯为设计对象,结合三垦vm06系列恒转矩高性能变频器,开发出一套交流双速的PLC电梯控制系统。
A high pressurized design method of slipper pairs of a new type camshaft connecting-rod low speed high torque motor was put forward.
介绍了一种采用静压支承的曲轴连杆式低速大转矩液压马达滑靴副的高压化设计方法。
This paper puts forward a new method for solving hysteresis loop and stick-slip Phenomenon in large torque, high load and low speed conditions, i. e. PWMtype NC proportional directional control.
本文针对大惯量、大负荷、低速工况的滞环及爬行现象,提出了一种新型的解决方法——脉宽调制(PWM)型数控比例方向阀控制。
The inner engagement globoidal cams mechanism can be used for the high efficency and high torque speed reducer , and shows bright future in application.
内啮合弧面凸轮机构可用作高效大转矩的减速装置,有很好的应用前景与推广价值。
Measurement of extra high speed rotation shaft torque of space pumps with grating is introduced.
采用平面光栅式转矩测量的方法来测量航天叶轮泵超高速回转轴的转矩。
The torque tube unbalance of turboshaft power turbine rotor is investigated and a test method for estimating the unbalance is introduced with high speed dynamic balance test.
对涡轴发动机动力涡轮转子测扭基准轴的不平衡量进行了研究,提出了一种通过高速动平衡试验估算出测扭基准轴不平衡量的试验方法。
Influences of earn surface curves of an air motor with low-speed and high-torque output characteristics on the performance of the multilobed internal curve, radial pluggerare analysed.
依据多作用内曲线径向柱塞式低速大扭矩气马达的工作原理,分析了其定子内表面曲线对气马达性能的影响;
Firstly, the advantages of low speed high torque motor were introduced.
阐述了低速大力矩直接驱动电动机的技术优势。
With soil stabilizer as an example, heat dissipation mode of low speed, high torque hydraulic motor of rotator's hydraulic system is analyzed in the article.
文章以稳定土拌和机为例,对转于液压系统低速大扭矩液压马达的散热方式进行了分析。
With soil stabilizer as an example, heat dissipation mode of low speed, high torque hydraulic motor of rotator's hydraulic system is analyzed in the article.
文章以稳定土拌和机为例,对转于液压系统低速大扭矩液压马达的散热方式进行了分析。
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