The SIM is a widely used method for line-to-ground capacitance measurement. This method requires the amplitude and phase information of injecting current and returned voltage to calculate line-to-ground capacitance.
With voltage transformer leakage impedance accounted, three novel methods for the capacitance measurement (resonance measurement, injecting one signal ...
Abstract—Most mining power systems utilize ineffectively grounded sources to restrict the residual current for single-phase grounding fault, so as to reduce ...
At present, there are two kinds of methods to measure the ground capacitance of distribution network. The first type is the measurement method that needs to ...
Apr 3, 2017 · The tuning method gets line-to-ground capacitance via measuring neutral-to-ground voltage and then solving equations or just obtaining it from ...
An accurate measurement method of distribution network grounding capacitance that is not affected by the neutral point grounding mode is proposed.
The invention discloses a method for measuring the capacitive current of a distribution network having a neutral point equipped with an adjustable reactor.
Jun 7, 2024 · Signal injection method (SIM) is widely applied to the insulation parameters' measurement in distribution network for its convenience and ...
The signal injection method to measure capacitive current in the distribution network faces the problems of frequency selection and measuring precision.
This paper proposes an accurate way to measure grounding capacitance of the distribution network which is not affected by the neutral point grounding method.