Industry knowledge
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2026-4-16Differences Between Switchgear Cabinet and Distribution Cabinet
The core difference between switchgear cabinets and distribution cabinets lies in their functional positioning and voltage levels .Switchgear cabinets serve as hubs for control and protection , focusi -
2026-4-15Working Principle of Power Factor Controller
Power factor controller, also known as reactive power compensation controller , is the core component of the reactive power compensation cabinet. It not only controls the entire reactive power compens -
2026-4-13The difference between passive filter and active power filter
Passive filters, also known as LC filters, are filtering devices composed of inductors (L), capacitors (C), and resistors (R), which can specifically eliminate single or multiple orders of harmonics. -
2026-4-11Quality Analysis of the Series Detuned Filter Reactors manufactured by Jinneng
# Test Result 1 – Series Detuned Filter Reactor - Phase A Reactance X: 0.5546 Ω - Phase B Reactance X: 0.5622 Ω - Phase C Reactance X: 0.5526 Ω - Phase A Inductance L: 1.7657 mH - Phase B Inducta -
2026-4-08How to Select Reactive Power Compensation Capacitors for Low-Voltage Systems
In low-voltage power distribution systems, reactive power compensation has become essential for improving power supply quality and reducing energy consumption. The proper selection of compensation cap -
2026-4-06What are the reasons that can cause a capacitors to explode once it is powere...
When the power reactive power compensation capacitor cabinet was powered on, the capacitor exploded. Out of 12 capacitors, 6 exploded. What could be the possible reasons? Background: 480V capacitor, p -
2026-4-06
Application of Active Power Filters in Harmonic Mitigation
In power systems, with the extensive application of frequency converters, rectifying equipment, electric arc furnaces and various non-linear loads, the problem of harmonic pollution has become increas -
2026-4-01Benefits of Installing SVG Static Var Compensators in Photovoltaic Power Stat...
Against the backdrop of rapid new energy development, photovoltaic (PV) power stations have become an important component of power systems. However, with the continuous expansion of grid-connected cap -
2026-3-30Why Power Factor Compensation Is Required in Low-Voltage Power Distribution
In modern low-voltage power distribution systems, with the continuous increase of various electrical equipment, power quality issues have become increasingly prominent. Among them, the "low power -
2026-3-25Solutions to Breakdown of Power Factor Correction Capacitors
Power factor correction capacitors are crucial equipment for improving power utilization efficiency and reducing line losses. However, in practical applications, many users encounter a tricky problem: -
2026-3-23
How to Avoid Frequent Damage and Replacement of Capacitors
I. Reasonable Selection of Capacitor Specifications and Models To avoid frequent capacitor damage, the first step is to select the correct type. If the capacitor's capacity, voltage level, or quality -
2026-3-21Why is thermal stability testing is must for low-voltage shunt metallized fil...
The purpose of capacitor thermal stability testing is to prevent internal thermal equilibrium failure caused by harmonics or unbalanced parallel currents, thereby avoiding bulging, fire, or premature