A fault detection system in power transformers using wireless data transmission technology (Differential Relay for Power Transformer Using Wireless Data Transmission)

Abstract

Invention details;

Claims

OCR1. The power transformer fault detection system using wireless data transmission technology consists of six main parts: low-voltage signal measurement section (S1), high-voltage signal measurement section (S2), wireless network section (S3), fault signal processing and analysis section (S4), electrical system connection and circuit breaker control section (S5), and system administrator notification section via the internet (S6), for use with 3-phase electrical systems. Its special characteristics include: cannot 1. A fault detection system in a power transformer using wireless transmission technology according to one of claims 1 to 3, where the current flowing through each phase conductor is measured every 250 microseconds and the measured current is used to calculate the average current over a 10 millisecond (half-wave) period.

2. A fault detection system in a power transformer using wireless transmission technology according to claims 1 to 4. One of the claims in which the wireless network section (S3) uses the 2.4 GHz frequency band for wireless data transmission connections in accordance with the IEEE802.111n standard and in accordance with the data transmission connections of microcontroller boards and small computers; 6. The power transformer fault detection system uses wireless data transmission technology in accordance with one of the claims 1 through 5 in which the format of the data received from the low voltage side signal measurement section (S402) and the high voltage side signal measurement section (S405) is converted to JSON format (S403) (S406);

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