Measuring device and method for direct current supply output impedance
A technology of output impedance and DC power supply, applied in measuring devices, measuring electrical variables, measuring resistance/reactance/impedance, etc., can solve problems such as large system deviation, and achieve the effect of overcoming system deviation
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[0042] Embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0043] like Figure 5 Shown is a schematic diagram of the DC power output impedance measuring device of the present invention. A DC power supply output impedance measurement device, including a test frequency point voltage phasor extraction module, a test frequency point current phasor extraction module, a small current excitation load module, a frequency sweep phasor analysis module and a control computer; the test frequency point voltage phasor The extraction module and the test frequency point current phasor extraction module are respectively connected to the voltage input terminal U and the current input terminal I of the frequency sweep phasor analysis module, and the signal output terminal S of the frequency sweep phasor analysis module is connected to the small current excitation load module, and the frequency sweep The phasor analysis ...
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