介绍了弧焊逆变电源的软开关技术及其实现。
This article introduces the technology and realization of soft-switch arc welding inverter.
这些方法对于抑制弧焊逆变电源的谐波是行之有效的。
These methods are valid to restrain the harmonic wave in arc welding inverter.
本文提出了用于弧焊逆变电源的谐振交流器设计思路和实例。
The design procedures and example of resonant converter used in arc welding inverter power source are proposed in this paper.
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。
This paper presents hardware and software design processes on control system of the soft-switching arc welding inverter power source.
在弧焊逆变电源中采用LD C滤波电路，可以降低直流线上的电压纹波。
The LDC filter is introduced into a rc welding inverter power source and the voltage ripple of the DC line is decreased.
弧焊逆变电源输出电流控制是满足不同焊接工艺需求和保证电源可靠运行的关键。
The welding current control for inverter source is the key that meets requirements of varied welding processes and ensures the operation stability and reliability.
介绍提高我国弧焊逆变电源可靠性的途径以及零电压、零电流软开关变换研究现状。
Ways to improve the reliability of arc welding inverter power and the research condition of zero voltage, zero current soft switch inverter are introduced.
利用大功率器件、逆变技术和PWM集成控制器，构成了一种新型的弧焊逆变电源。
There is a new- style arc- welding inverter, using powerful component and invert technique and PWM integrated controller.
在与传统的弧焊电源控制比较的基础上，提出了一种软开关弧焊逆变电源的数字控制方案。
Compared with traditional control method, a digital control method of soft-switch arc welding power source is put forward.
因此，本文针对弧焊逆变电源的精确控制和柔性化，对弧焊逆变电源的数字化控制进行了研究。
So the research presented here is concentrated on digital control of welding inverter, aiming at enhancing control precision and flexibility.
通过优化参数设置，可以使弧焊逆变电源的功率因数提高到95%，电流谐波畸变率低到30%。
Through the parameters optimization, the power factor (PF) can be increased to95%and Total Harmonics Distortion (THD) can be decreased to below30%.
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 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.
提出了一种新型的双重单端正激式弧焊逆变电源，采用IGBT为开关器件，引入了电流型脉宽调制控制器。
A new double single-ended forward arc welding power inverter with IGBT as power device and current PWM controller is introduced in this paper.
功率负载的实验表明，仿真结果准确，本文研制的数字化弧焊逆变电源符合设计要求，满足焊接工艺的需要。
The power experiment proved that the simulation results are exact and the digital welding inverter developed by us accords with the design requirements and can meet the need of welding process.
作为一种数学解析模型，交流小信号模型对于弧焊逆变电源的数字控制器设计具有无法替代的理论指导意义。
As a kind of mathematical analytic model, AC small-signal model is very important to guide the digital control system design.
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。
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.
本文着重介绍了DSP的AD转换模块和PW M生成模块在弧焊逆变电源控制系统中的应用，并给出了相应的硬件电路和软件程序框图。
In this paper, the applications of its AD convert module and PWM module in the arc welding convert system are introduced, and the corresponding hardware circuit and software flow chart are designed.
通过对一台3 1 5A全桥式IGBT逆变手弧焊电源主电路的设计，介绍了逆变电源主电路的设计方法。
This paper presents a design method of the main circuit of IGBT inverter for SMAW by an example of designing the main circuit of IGBT inverter based on full bridge for SMAW (315A).
通过对一台3 1 5A全桥式IGBT逆变手弧焊电源主电路的设计，介绍了逆变电源主电路的设计方法。
This paper presents a design method of the main circuit of IGBT inverter for SMAW by an example of designing the main circuit of IGBT inverter based on full bridge for SMAW (315A).
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