This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时,系统以最大效率运行的节能控制方式。
The AC-DCAC voltage source inverter composes the main circuit of this variable frequency system and CPLD is the logic control device of the power device (IPM).
该变频调速系统主电路采用交-直-交形式,以(CPLD)作为调速系统逆变电路功率开关器件(IPM)的逻辑控制器件。
A parameter control system for electroplating process based on power source was presented.
提出了一个基于电源装备的电镀工艺参数控制系统。
Microcomputer controlled arc welding inverter power source can raises greatly controlled level of pulse MIG welding for its flexible control, high accuracy, high system response.
采用微机控制的弧焊逆变电源控制灵活、精度高、系统响应高的特点,能够极大提高脉冲MIG焊的控制水平。
This welding equipment consists of hollow cathode welding torch, vacuum system, welding power source, gas flow control unit and compact control device.
空心阴极焊接设备由空心阴极焊枪、真空系统、焊接电源、气体流量控制单元、总控制箱组成。
Based on the characteristics of MMA welding process, a new control system of IGBT inverter arc welding power source is developed.
针对手工焊条电弧焊(MMA)弧焊过程特点,建立了绝缘栅型晶体管逆变式弧焊电源控制系统。
Railroad signal power system is a special supply power source for train running. The high reliability is required. Thus, its supervisor and control become very important.
铁路信号电源系统是专门给列车运营信号供电的,其可靠性要求非常高,因此,对铁路信号电源的监视和控制十分重要。
This system consists of interactive-drawing programming system, control of working, power source with large power pulse, the main unit uses pentium 586 chip.
本控制系统由交互式绘图编程、加工控制、大功率脉冲电源三部分组成,主机采用奔腾586计算机。
This paper introduces the system of single phase large power source varied frequency for heating, contains rectifier, filter, inverter and control circuit etc.
介绍了大功率单相变频加热电源的系统组成,包括整流、滤波、逆变和控制电路等部分。
A control system based on single chip microprocessor is designed for submerged arc welder with magnetrol power source.
针对磁放大器式电源埋弧自动焊机设计了单片机控制系统。
By using some encoders to construct 1-wire control bus, an intelligent power source is designed and the automatic test system of arrester direct current spark-over voltage is built up.
采用译码器构成单总线控制,设计了智能电压源组成气体放电管直流击穿电压自动测试系统。
The resonant soft switching inverter arc welding power source uses LCL type structure in the main circuit, and selects phase shifting pulse wide modulation technique in the control system.
研制的谐振式软开关弧焊逆变电源,主电路采用新型LCL结构,控制系统选用恒频移相调脉宽控制方案。
The control systems, system s constitution and functions of a monitoring and control system of DC power source screen based on PLC were introduced in the paper.
介绍了一种利用PLC控制的直流电源屏监控系统的控制要求、系统组成及功能等。
The fuzzy controller is applied to the inverter welding power source. The system is introduced briefly, including run principle, form of control system and hardware design.
介绍了模糊控制逆变弧焊电源的基本工作原理,控制系统组成以及硬件实现方案。
In this paper, the control system of IGBT inverter power source with microcomputer control for pulsed MIG welding is introduced.
介绍了自行设计开发的微机控制的脉冲MIG焊电源控制系统。
System hardware circuit audio digital signal source achieve this functions: sound signals, sound intensity level control, data communications, liquid crystal display, alarm and power.
系统硬件电路包括音频数字信号源实现声音信号产生、数字声强级控制、多机数据通信、液晶显示和电源等模块单元。
A data acquisition system with the MCS-51 single-chip microcomputer control and a software for dynamic behavior detection of arc welding power source is described in this paper.
本文介绍了一种由MCS - 51系列单片机构成的数据采集系统以及用于电焊机动特性的测试软件。
Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed.
系统中采用了滞环电流可控电压型逆变器技术与单相箝压缓冲技术,并对功率主电路与控制电路进行了设计。
In this plan, the power source system was make up of by the digital control circuit part and current adding switch part and constant current source part.
此方案中的电源系统由数字控制电路、电流叠加开关和恒流源组成。
This paper presents hardware and software design processes on control system of the soft-switching arc welding inverter power source.
给出了软开关弧焊逆变电源控制系统的硬件系统设计和软件系统设计。
A simple control method of voltage source shunt active power filters is proposed in the synchronous rotating reference orthogonal coordinate system.
提出了在同步旋转坐标系下的电压源型有源电力滤波器简单控制方法。
As the power source of the aircraft flight control system and landing gear loads, aircraft hydraulic system plays a key role for the safety of aircraft flying.
飞机液压系统作为飞机飞行控制系统和起落架等负载的动力源,对飞机的安全飞行起着关键的作用。
This welding equipment consists of hollow cathode welding torch, vacuum system, welding power source, gas flow control unit and compact control dev...
空心阴极焊接设备由空心阴极焊枪、真空系统、焊接电源、气体流量控制单元、总控制箱组成。
This welding equipment consists of hollow cathode welding torch, vacuum system, welding power source, gas flow control unit and compact control dev...
空心阴极焊接设备由空心阴极焊枪、真空系统、焊接电源、气体流量控制单元、总控制箱组成。
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