Research And Design Of New Microprocessor-based Protection's Hardware

There are innovations of Substation Automation due to the growth of the the power supply and related industry. The novel innovation in microprocessor and communication technology has drastically boosted the development in power system protection. The paper probes into the design of microprocessor-based protection equipment's hardware.The main contents of the paper are:1. This paper has discussed the progress of microprocessor-based protection domestic and abroad. Based on discussion , the significance of the paper is summarized and the main contents of the paper are listed.2. Some schemes are compared in the design of MCU-based protection equipment's control section.3. The characteristics of VFC-type Analog to Digital Converter(ATD) and successive approximation Analog to Digital converter are analyzed .The paper disscuss the advantage of MCU integrated ADC , select the Data Acquisition System of the design.4. This paper utilizes the monolithic silicon integrated circuit performs switch monitoring and switch operation.5. The paper introduced the concept of mouse into the power system protection equipment and discussed the relization.6. The reliability of the design of microprocessor-based protection equipment has also been discussed , according to the especial situation fo substations.