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发明名称
一种线路短路事故地址告知装置
摘要
一种线路短路事故地址告知装置,由检测器、转发器、接收器三部分组成。检测器检测到输电线路上的短路电流后推动发射电路向外发射无线信号,转发器接收到信号后经内部放大启动记忆语言电路把事故先录入的语言地址信息,输入到发射电路中,调制发射电路向外发射调频信号,在远处的接收器接收到调频信号后,经内部放大解调出语言地址信息信号,并放音和录音供工作人员查询和记录事故发生的区域,及时排除故障保证输电线路的正常运行。
申请公布号
CN2329010Y
申请公布日期
1999.07.14
申请号
CN97217302.1
申请日期
1997.05.06
申请人
蔺兰中
发明人
蔺兰中
分类号
G01R31/02
主分类号
G01R31/02
代理机构
代理人
主权项
1.一种线路短路事故地址告知装置,由检测器、转发器和接收器三部分组成,其特征是:检测器安装有电流互感器H,电流调节器W和工作继电器J,一个由V1、V2组成的音频振荡电路及高频信号发射器T WH631;转发器装有高频接收电路IC1和音频解码电路IC2,推动工作电路BG1、J,及录有地址信息的语音电路IC3和由BG2、BG3、BG4构成的调频信号发射电路;接收器由高灵敏调频接收集成电路IC1、音频信号放大电路IC2,扬声器RL和由V3、V4继电器J构成的录音控制电路构成。
地址
274200山东省成武县供电局家属院
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