High-voltage capacitance and inductance calibration method and device
A technology of high-voltage capacitors and calibration methods, which can be used in measuring devices, measuring electricity, measuring electrical variables, etc., can solve problems such as high pressure, device heating, explosion, etc., and achieve the effect of improving accuracy and eliminating calculation errors.
Active Publication Date: 2020-01-10
武汉船舶通信研究所
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Problems solved by technology
Due to its special working frequency band and high pressure, these high-voltage devices may cause device heating and explosion due to their own defects, which will not only affect the development process and performance indicators of the entire communication equipment, but also cause serious damage to the construction of communication systems. Greater hazard
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[0052] In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0053] figure 1 It is a structural block diagram of a high-voltage capacitance and inductance calibration device provided by an embodiment of the present invention. seefigure 1 , the high-voltage capacitance and inductance calibration device 800 includes: the electrical components of the LCR circuit 1 , the measuring device 2 , and the control module 3 .
[0054] The electrical components of the LCR circuit 1 are used to form the LCR circuit 1 with the high-voltage electrical device to be tested, and the high-voltage electrical device to be tested is a high-voltage capacitor or a high-voltage inductor. Exemplarily, the operating frequency band of the high voltage device to be tested may be a very low frequency (3kHz˜30kHz).
[0055] ...
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The invention discloses a high-voltage capacitance and inductance calibration method and device and belongs to the technical field of capacitance and inductance calibration. The high-voltage capacitance and inductance calibration method comprises a step of determining a measurement error of measurement equipment, wherein the measurement error of the measurement equipment comprises at least one ofa voltage introduction error, a frequency introduction error, a resolution introduction error and a quality factor Q value introduction error, a step of measuring a voltage signal of an LCR circuit during oscillation by adopting the measurement equipment, wherein a high-voltage capacitor or a high-voltage inductor in the LCR circuit is a to-be-measured high-voltage device, a step of calculating performance parameters of the to-be-measured high-voltage device based on the measured voltage signal of the LCR circuit during oscillation, wherein the performance parameters of the to-be-measured high-voltage device comprise a capacitance value of a high-voltage capacitor or an inductance value of a high-voltage inductor, and a step of compensating the calculated performance parameters of the to-be-measured high-voltage device based on the determined measurement error of the measurement equipment.
Description
technical field [0001] The invention relates to the technical field of capacitance and inductance calibration, in particular to a high-voltage capacitance and inductance calibration method and device. Background technique [0002] In the naval very low frequency (3kHz ~ 30kHz) submarine communication project, the naval shore station signaling device uses a large number of high-voltage capacitors and inductors (hereinafter collectively referred to as high-voltage devices). Due to its special working frequency band and high pressure, these high-voltage devices may cause device heating and explosion due to their own defects, which will not only affect the development process and performance indicators of the entire communication equipment, but also cause serious damage to the construction of communication systems. Greater hazard. Therefore, it is particularly important to calibrate the performance indicators of these high-voltage devices to screen high-voltage devices that mee...
Claims
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Login to View More IPC IPC(8): G01R31/00
CPCG01R31/00
Inventor 江思杰江传华黄波杨军毛勇
Owner 武汉船舶通信研究所