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- A power load experiment of static characteristic and dynamic characteristic is tested on the welding inverter (25kHz). 设计的控制系统在自行研制的逆变焊机(25kHz)上进行了功率负载实验,并采集了相应的电压波形,对外特性和动特性两方面进行了研究。
- By this way, the study of arc welding inverter and arc control are made to be easy and deepgoing. 目前,样机已经通过鉴定, 并投入了产品化生产。
- A spot welding inverter controller with 89C51 microprocessor and I2C bus is designed. 设计了以89C51单片机为核心,采用带I2C总线接口芯片作为外扩芯片的逆变电阻焊控制器。
- The LDC filter is introduced into a rc welding inverter power source and the voltage ripple of the DC line is decrea sed. 在弧焊逆变电源中采用LDC滤波电路,可以降低直流线上的电压纹波。
- This peper will describe the reliabilitygrowth test of welding inverter machine, its basic concept method, program and result. 本文通过实例阐述了逆变焊机可靠性增长试验的基本思想、方法、步骤,并给出了试验结果。
- A programme-controlled circuit for WSM versatile welding inverter is designed.The circuit with its work principle is analyzed. 设计了一套用于WSM多功能逆变焊机的程序控制电路,分析了电路组成和工作原理。
- This pape studies the optimum design theory and practice of hight frequency high-power pulse transformer of arc welding inverter. 从理论和实践上探讨了弧焊逆变器的高频脉冲功率变压器的优化设计。
- Circuitries of arc welding inverter currently exist in grossly inadequate, such as reliability of the system, electromagnetic compatibility and modular structure, etc. 逆变弧焊电源在弧焊设备及弧焊机器人中的应用为焊接设备的发展带来了革命性的变化。
- Relating inverter main circuit and IGBT's parameter, it analyzes IGBT's operation andprotection in arc welding inverter, and stresses important affect of driving circuit. 结合逆变主电路和IGBT管参数特性,对IGBT管在弧焊逆变器中的使用和保护作了分析,强调了使用时驱动电路的重要作用。
- The reliability of IGBT arc welding inverter is studied and the effects of main circuit designed and electronic device chosen on reliability is introduced in the paper. 本文就IGBT逆变焊机可靠性的问题进行了探讨。介绍了逆变主电路的设计及器件的选择对可靠性的影响;
- In this paper,we list several common breakdowns of IGBT as a swith in welding inverter,then present the theory analysis and the precaution strategy to overcome. 针对弧焊逆变器用IGBT常见的几种失效形式进行了理论分析,并提出了相应的解决措施。
- However, the single-phase soft switching and APFC technique is applied into arc welding inverter power supply in this paper, in order to improve the PF, that is Boost ZVT-PWM Converter. 本文引入了Boost ZVT-PWM Converter(升压式零电压转换)有源功率因数校正变换器,该电路的优点是主功率开关管实现了零电压转换软开关,与硬开关相比提高了开关管的开关频率和变换器的电能转换效率。
- This paper analyzes the control circuit of Spot Welding Inverter Power based on Digital Signal Processor(DSP),I/O of DSP are expanded according to the control system and the voltage is transformed. 分析了以数字信号处理器(DSP)为核心的逆变点焊电源的控制电路,按照系统要求对DSP进行了I/O扩展,根据实际进行了电平转换。
- Author's new views and studing results about protecting circuit ,assistent function, fastcontrol system, Construction disign etc aspects of IGBT arc welding inverter are introduced in this paper. 本文介绍了作者对IGBT弧焊逆变器的保护电路、辅助功能、快速控制系统、结构设计等方面的新见解及研究成果。
- This paper analyzes the control circuit of Spot Welding Inverter Power based on Digital Signal Processor (DSP), I/O of DSP are expanded according to the control system and the voltage is transformed. 摘要分析了以数字信号处理器(DSP)为核心的逆变点焊电源的控制电路,按照系统要求对DSP进行了I/O扩展,根据实际进行了电平转换。
- Study on EMC of arc welding inverter power 逆变弧焊电源电磁兼容性问题的探讨
- DSP Control of Soft Switch Arc Welding Inverter DSP控制的软开关弧焊逆变电源
- APFC of Three-Phase High Power Arc Welding Inverter 三相大功率焊接逆变电源APFC
- Engine driven arc welding inverter 发电电焊机
- She catch the insect by invert her cup over it. 她把杯子倒扣在昆虫上,将它逮住了。