负载持续率

焊机负载持续率单片微机监控的试验研究

Experimental study of the monitoring system of duty cycle with MCU

提出了TIG焊电源的要求，即空载电压、电源外特性、调节特性、负载持续率。同时也讲述了TIG焊电源的工艺参数，即电流种类的选择；

This paper puts forward the request of TIG welding power , including external characteristic of no-load voltage , adjustment characteristic and duty cycle , also it relates the technology parameters of TIG welding power , namely the choice of current type ;

介绍起重冶金电机S4工作制，不同负载持续率及不同起动次数时，确定其输出功率的试验方法。

This paper introduces duty type S4 of motor for crane and metallurgical applications and the test method to determine outputs of the motor at varied cyclic duration factor and starting times .

高效节能、100%负载持续率；

High effective energy conservation , and100 % duty cycle .

弧焊电源的焊接电流、负载持续率和发热试验

Welding current , duty cycle and heating test of arc welding power source

电流电压边续可调，调节范围宽，负载持续率高，可连续焊接。

Contimuously adjustable current and voltage , wide adjustment range , high duty cycle , continuous welding .

注意：※表示使用此焊机时应特别注意焊机的负载持续率，以免超负荷烧坏焊接变压器。

Notice : ※ indecates that mind the duty cycle while welding , to avoid overloading and damaging the transformer .

工作电压范围宽，电网适应能力强，负载持续率高，更适合工厂里连续工作。

With wide working voltage range can suit wire netting well . lts high duty cycle is applicable for continuous work in factory .

根据电弧焊的特点和焊机负载持续率对焊机使用的要求，研究了监控焊机负载持续率的微机系统。

According to operating conditions of arc welding machines and the meaning of duty cycle , the monitoring system of the welding machines duty cycle with MCU is studied .

将用电设备按运行工作制和负载持续率分组，按不同的需要系数经验值计算每组用电设备功率，每组设备功率之和乘以同期系数就是总计算功率。

Dividing consumers into groups according variant running character and variant load succession rate , calculating power of every group according different experiential value of demanding coefficient , sum of power of every groups multiply synchronization coefficient is total calculational power .