地铁车辆试验用可输出不同电压等级的电源装置  

Power Supply Devices Outputting Different Voltage Grade for Test of Metro Vehicle

作　　者：张耀 邓举明 ZHANG Yao;DENG Juming

机构地区：[1]青岛地铁运营有限公司,山东青岛266041

出　　处：《铁道技术监督》2023年第1期26-28,共3页Railway Quality Control

摘　　要：开展地铁车辆车门系统和乘客信息系统等静态试验时,需使用输出不同电压等级的电源装置。为此,选用WD12-110S12B1型电源模块、7805电源转换芯片、电容、二极管和LED等电子元件,研发可输出DC 5 V,DC 12 V和DC 110 V的电源装置,并对电源装置进行验证试验。试验结果表明:电源装置在额定输出功率条件下,输出电压和纹波电压满足设计要求。During static tests such as car door test and passenger information system of metro vehicle,power devices with different output voltage levels should be used.For this reason,with WD12-110S12B1 power module,7805 power conversion chip,capacitor,diode and LED and other electronic components,a power supply device which can output power supply with DC 5 V,DC 12 V and DC 110 V is developed,and the verification test of the device is carried out.The test results show that the output voltage and ripple of the power supply device meet the design requirements under the condition of rated output power.

关 键 词：地铁动车组 试验设备 电源装置 电压 

分 类 号：U266.2[机械工程—车辆工程] U231.94[交通运输工程—载运工具运用工程]