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Harmonic voltage measurement error of the capacitor voltage …

As seen in Fig 2, the equivalent circuit of the compensation reactor is composed of the inductance L Lc and the resistance R L of the winding, the inductance L Lce and the …

CN103592554A

The on-line monitoring system of the 35kV high-voltage shunt capacitor achieves transverse comparison of effective values of current and temperature and longitudinal comparison of...

New Method of Capacitors Failure Detection and Location in …

• The search of the faulty capacitor can in a large high voltage capacitor bank can take significant time and should be reduced to expedite the repair process • Fuseless and internally fused …

On-line monitoring system and method of 35kV high voltage …

The on-line monitoring system of the 35kV high-voltage shunt capacitor achieves transverse comparison of effective values of current and temperature and longitudinal comparison of …

Detection and Casing Analysis of Internal Partial Discharge for 35kV ...

In order to achieve the safety and reliability running of switchgear, the internal partial discharge of switchgear are researched by employing the AE, infrared thermal imaging detection method, …

CN103592554B

The invention discloses a kind of 35kV high-voltage parallel capacitor on-line monitoring system and method, form primarily of data acquisition module, data transmission module, data analysis...

HAN Zhaoru, SHI Fang, ZHANG Hengxu, et al. High-impedance Grounding Fault Detection Method for Distribution Network Considering Capacitor Switching Disturbance[J]. Automation …

Parameter detection of capacitors (35kV and below)

How to handle the parameter testing report for capacitors (35kV and below)? How much is the testing fee and price? How long does the testing take? Below、 the editor will answer for you.

On-line monitoring system and method of 35kV high voltage shunt capacitor

The on-line monitoring system of the 35kV high-voltage shunt capacitor achieves transverse comparison of effective values of current and temperature and longitudinal comparison of …

A phase diagram approach to the detection and location of faulty ...

A phase diagram approach to the detection and location of faulty capacitor units in A 115-kV capacitor bank based on unbalanced current arguments March 2023 Heliyon …

A test method for 220 kV capacitive voltage transformer

A 220 kV Capacitor Voltage Transformer (CVT) quitted operation because of losing secondary voltage. After the accident, power-off diagnostic testing was performed and it …

Fault detection, classification and location for transmission …

This fault detection method using the joint fault indicator also shows robustness in cases of frequency deviation and amplitude variation. In, the author proposed a wavelet …

One kind of high-voltage shunt capacitor 35kV line monitoring …

The present invention discloses a high voltage 35kV shunt capacitor line monitoring system and method, mainly by the data acquisition module, data transmission module, a data analysis …

CN104111381A

The invention discloses a dielectric loss on-line monitoring device for a 35kV high voltage parallel connection power capacitor group.

A 800 kV compact peaking capacitor for nanosecond generator

An extremely compact high voltage peaking capacitor is developed. The capacitor has a pancake structure with a diameter of 315 mm, a thickness of 59 mm, and a mass of 6.1 kg.

(PDF) Partial Discharge Monitoring Method in Switchgear with …

The ultrason ic detection method realizes the det ection of the discharge in the. ... According to standard IEC 60720, a coupling capacitor can be used to measure the PD, and …

Self-detection method for measurement error of capacitor …

This paper investigates a 110 kV on-site calibration system for EVTs, including a standard channel, a calibrated channel and a PC equipped with the LabView environment, …

Detection and Casing Analysis of Internal Partial Discharge for …

In order to achieve the safety and reliability running of switchgear, the internal partial discharge of switchgear are researched by employing the AE, infrared thermal imaging detection method, …

Fault Detection Approach for Shunt Capacitor Banks Based

This paper proposes a new efficient method for fault detection, faulty phase selection, and fault point identification on series capacitor-compensated transmission line.

Partial discharge detection method for lower porcelain shell of oil ...

Partial discharge detection method for lower porcelain shell of oil paper insulation bushing based on spatial UHF signals August 2021 Journal of Physics Conference Series …

A 35kv high-voltage shunt capacitor online monitoring system and method

The existing harmonic analysis usually uses FFT to decompose the non-sinusoidal periodic function, but in the actual detection, due to the truncation of the measured signal and the …

(PDF) Overheating Fault Analysis of Electromagnetic Unit in 220kv ...

This paper introduces the structure and principle of capacitive voltage transformer, the overheating caused by the failure of the electromagnetic unit on 220kV …