Secondary Polarity Detection Method of Substation Transformer Based on GPS Synchronous Time Service
A secondary polarity, GPS clock technology, applied in the field of substation maintenance, can solve the problems of difficulty in meeting the requirements of large-scale substation testing, lack of system and integrity, and heavy detection workload, etc., to achieve intuitive and convenient human-computer interaction, easy operation Convenience and simple wiring effect
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[0031] See figure 1 with figure 2 , the substation transformer secondary polarity detection method based on GPS synchronous time service in this embodiment is implemented by a primary side device and a secondary side device, wherein the primary side device is made into a trolley-type device, and the secondary side device is made into a convenient Portable handheld device.
[0032] Such as figure 1As shown, the primary device is mainly composed of an excitation output module, a first sampling module, a first GPS clock module, a first MCU module, a first wireless communication module and an operation panel. The excitation output module is provided with a power supply terminal, an excitation signal output terminal and a control signal input terminal; the first sampling module is provided with a sampling terminal and a signal input and output terminal; the first GPS clock module is provided with a synchronous time signal output terminal; the first MCU module is provided with I...
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