Online monitoring device for electrical switch cabinet state based on multidimensional feature parameters
A technology of characteristic parameters and monitoring devices, applied in the direction of panel/switch station circuit devices, circuit devices, electrical components, etc., can solve problems such as hidden dangers of reliable operation of switchgear equipment, busbar failures, cable lap failures, etc., to avoid line failures The effect of preventing faults at cable laps, ensuring reliable operation, and ensuring safe and stable operation
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[0070] Specific implementation:
[0071] 1. Such as figure 1 As shown, install the SAW temperature sensor 2 on the movable contact of the switch cabinet or the isolation switch, and fix it firmly to ensure good thermal conductivity;
[0072] 2. Install the platform antenna 6 and install the panel antenna 6 on the inner walls of the left and right sides of the circuit breaker chamber 12 of the switch cabinet to ensure good reception and transmission of signals.
[0073] 3. Install the temperature collector 6 in the instrument room 11 of the switch cabinet 1, connect the temperature collector through the feeder, from the switch cabinet breaker room to the temperature collector installed in the instrument room.
[0074] 4. In the instrument room 11 of the switch cabinet 1, install an opening and closing sensor, and install an open loop Hall sensor on the opening and closing coil control line.
[0075] 5. In the instrument room 11 of the switch cabinet 1, install an energy storage motor sen...
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