摘要
针对DCU仿真测试的应用需求,研究了一种基于运算放大器的压控恒流源电路,从理论计算和仿真分析的角度阐述了方案的可行性。通过试验验证,该电路的各项功能、性能指标均达标,实际应用效果良好。
According to the application requirements of DCU simulation test,a kind of voltage-controlled constant current source circuit which was based on operation amplifier was studied,and the feasibility of scheme was elaborated from the aspects of theoretical calculation and simulation analysis.All function and performance indexes of the circuit were up to the standard,and the practical application effect of the circuit was good,which had been verifi ed by applications.
出处
《机车电传动》
北大核心
2015年第1期91-94,共4页
Electric Drive for Locomotives
关键词
DCU
仿真测试
压控恒流源
运算放大器
瞬态响应
环路增益
DCU
simulation test
voltage-controlled constant current source
operation amplifier
transient response
loop gain
