Resonant overvoltage monitoring system and method

• Main Authors: GAO WEI, GUO MOUFA
• Format: Patent
• Language: English
• Published: 04.02.2015
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention relates to resonant overvoltage monitoring system and method. The system comprises a main station remote monitoring computer and a plurality of local voltage acquiring terminals; each local voltage acquiring terminal comprises a microcontroller, a communication module for communicating with the main station remote monitoring computer, a sampling chip for sampling a voltage signal, a voltage conversion circuit, a front end voltage transformer and a power circuit; each microcontroller is connected to each sampling chip through an SPI (Serial Peripheral Interface) serial communication interface and is connected with each front end voltage transformer through each sampling chip and each voltage conversion circuit; each microcontroller is also connected with each communication module through an USART (Universal Synchronous Asynchronous Receiver Transmitter) serial communication interface; each power circuit comprises a filter module, a voltage drop voltage, a rectifier module and a voltage stabilizing module which are connected in a sequence. With the adoption of the system and method, the automation level is raised; a good foundation is provided for a worker to analyze data; the safe and stable running of a device is ensured; the study on the system brings high practical significance and practical value.