Research of Voltage-controlled Constant Current Source Used in DCU Simulation Test

LIU Weiliang; LI Xiaowen; SU Li; LIU Lijun

doi:10.13890/j.issn.1000-128x.2015.01.026

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Research of Voltage-controlled Constant Current Source Used in DCU Simulation Test

更新时间：2021-12-13

- Research of Voltage-controlled Constant Current Source Used in DCU Simulation Test
- Electric Drive for Locomotives Issue 1, Pages: 91-94(2015)
- 作者机构：
  
  1. 株洲南车时代电气股份有限公司技术中心
- 作者简介：
- 基金信息：
- DOI：10.13890/j.issn.1000-128x.2015.01.026
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LIU Weiliang, LI Xiaowen, SU Li, et al. Research of Voltage-controlled Constant Current Source Used in DCU Simulation Test. [J]. Electric Drive for Locomotives (1):91-94(2015)
DOI：

LIU Weiliang, LI Xiaowen, SU Li, et al. Research of Voltage-controlled Constant Current Source Used in DCU Simulation Test. [J]. Electric Drive for Locomotives (1):91-94(2015) DOI： 10.13890/j.issn.1000-128x.2015.01.026.

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。

Abstract

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 verified by applications.

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

Keywords

DCUsimulation testvoltage-controlled constant current sourceoperation amplifiertransient responseloop gain

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Locomotive Department, Wuhan Railway Bureau

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