知搜-全球专利检索

  1. 登录
  2. 注册
实用新型
CN204989308U 一种运用于变电站的高精度蓄电池安全检测系统 失效 - 权利终止

一种运用于变电站的高精度蓄电池安全检测系统
摘要：
本实用新型涉及蓄电池技术领域，尤其是一种运用于变电站的高精度蓄电池安全检测系统。它包括电压采样电路、电流采样电路、多路转换电路、单片机和耦合驱动电路；电压采样电路和电流采样电路分别通过低通有源滤波电路和与多路转换电路连接并同时通过过零比较脉冲整形电路与多路转换电路连接，多路转换电路通过A/D转换电路与单片机连接，单片机通过低频交流信号发生器与耦合驱动电路连接。本实用新型通过电压采样电路和电流采样电路实现电压信号和电流信号的检测；同时，利用低通有源滤波电路、过零比较脉冲整形电路和相位检测电路实现对信号的调理，确保信号的高精度；并且，利用耦合驱动电路实现对蓄电池工作的调整。
摘要（英）：

The utility model belongs to the technical field of hold battery technology and specifically relates to an apply to high accuracy battery safety inspection system of transformer substation. It includes voltage sampling circuit, current sampling circuit, multichannel converting circuit, singlechip and coupling drive circuit, voltage sampling circuit and current sampling circuit are connected and passed through zero balancing pulse shaping circuit simultaneously through low pass active power filter circuit with multichannel converting circuit respectively and be connected with multichannel converting circuit, and multichannel converting circuit passes through AD converting circuit and is connected with the singlechip, and the singlechip passes through low -frequency AC signal generator and current sampling circuit 0 current sampling circuit 1. The utility model discloses a voltage sampling circuit and current sampling circuit realize the detection of voltage signal and current signal, simultaneously, utilize low pass active power filter circuit, cross zero balancing pulse shaping circuit and phase detecting circuit and realize the nursing one's health of signal, guarantee the high accuracy of signal, and, utilize the coupling drive circuit to realize the adjustment to battery work.

0/0