Capacitor Insulation and Loss Research
1.Capacitor Insulationand Dissipation Factor Analysis The dissipation factor, tanδ, is the ratio of the effective power (dissipated power) of a sinusoidal load to its apparent power. If dielectric loss [...]
Analysis of the capacitor voltage and current performance
What are the voltage parameters of film capacitors? What do they mean? Why are there current parameters? The capacitor voltage includes rated voltage, DC dielectric strength/test voltage, maximum continuous [...]
Overview of common organic capacitor materials
1 Paper dielectric capacitor The dielectric constant of capacitor paper is about 2.2. Since it is made of plant cellulose, it is porous and generally contains 20%~35% (volume fraction) [...]
Aluminum electrolytic capacitor voltage and leakage current
1 Voltage and Aluminum Electrolytic Capacitors The voltage indicators of aluminum electrolytic capacitor mainly include: rated DC voltage, rated surge voltage, transient overvoltage and reverse voltage, etc., which will [...]
Principle of aluminum electrolytic capacitors and production
1 Principle of aluminum electrolytic capacitors and implementation method of large capacitance When converting AC into DC, capacitor filtering is usually required to smooth the rectified DC, and a capacitor [...]
AC/DC filter and shunt capacitor device test
The filter and shunt capacitor device test is a project that needs to be carried out after the equipment is newly installed or after the equipment is powered off. [...]
AC and DC filters and shunt capacitor operation
1 Operation of AC filters and parallel capacitors 1.1 Manual switching of filters AC filters and parallel capacitors are the main capacitive reactive compensation equipment in the converter station. [...]
Analysis of filter capacitor overvoltage protection
1 Analysis of filter capacitor overvoltage protection characteristics The overvoltage research and insulation coordination of AC and DC filters have certain particularities, mainly because a large-capacity capacitor is installed in [...]
Filter and shunt capacitor overvoltage analysis
1 Filters and parallel capacitor overvoltage analysis question During the operation of the DC transmission system, the DC power will change. The DC transmission system can adjust the transmission power at [...]
Capacitor filter protection and fault handling strategies
1 Small group capacitor filter circuit breaker failure protection 1.1 Purpose of protection The purpose of this protection is to trip the "upper level" circuit breaker if the small group [...]