Test system and method for influences of harmonic waves on temperature rise and loss of parallel capacitors
A test method and capacitor technology, applied in the direction of instruments, measuring electricity, measuring electrical variables, etc., to achieve the effect of comprehensive and high accuracy of test data
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[0039] The present invention will be further described below in conjunction with the accompanying drawings.
[0040] Wire the modules according to the electrical wiring figure 1 Correct wiring, connect the harmonic source with 3 single-phase capacitors to form a test system.
[0041] The test system for the influence of harmonics on the temperature rise and loss of parallel capacitors, including a harmonic source (1), a voltage and current transformer (2), a plurality of capacitors (7), a power quality analyzer (3), and a waveform recorder (4), an infrared thermal imager (5) and a mercury thermometer (6), the harmonic source (1) can emit fundamental waves and harmonics of different amplitudes and phases and transmit them to the voltage and current transformers (2) ), the voltage and current transformer (2) is connected with the capacitor (7) through the data line, and the power quality analyzer (3) performs the voltage and current flow through the capacitor (7) through the vo...
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