Breakdown voltage

A highly effective adsorbent comprised of the Graphene membrane was created using the sonification method in this study. For all we know, the resulting Graphene membrane was employed as an adsorbent for transformer oil purification for the first time. The quality of the treated oil was evaluated through several factors, such as acid number TAN(mg KOH/g), color, breakdown voltage, and viscosity.

7p vikwong 29-09-2024 1 1   Download

The article presents some results of investigating the effective adsorption ratio of base oil SN 100 on silica gel, determination of physico-chemical, electrical properties, and voltage stability of the oil fraction which is separated from base oil SN 100 by adsorption method on silica gel with the appropriate ratio of silica gel/base oil SN 100 = 140/100.

5p vikwong 29-09-2024 2 1   Download

This report deals with the mechanism of the final breakdown of polymeric power cables which have been degraded by water trees. Water treeing is one of the major degradation mechanisms in cable insulation. It has been believed that the final breakdown takes place when a water tree penetrates the insulation. In order to reproduce penetrating water trees in a film specimen, a double layer specimen with low-density polyethylene films was subjected to an aging test to generate water trees.

6p 12120609 01-06-2020 12 0   Download

VOLTAGE REGULATION A voltage regulator circuit automatically maintains the output voltage of a power supply constant, regardless of - a change in the load - a change in the source voltage ZENER DIODES The simplest of all voltage regulators is the zener diode voltage regulator. A zener diode is a special diode that p is optimized for operation in the g breakdown region. ZENER DIODE CIRCUIT The zener diode is typically connected reverse biased, in parallel with the load. Resistor Rs limits current to zener.

19p vankent 13-07-2010 183 21   Download

The LM135 series are precision, easily-calibrated, integrated circuit temperature sensors. Operating as a 2-terminal zener, the LM135 has a breakdown voltage directly proportional to absolute temperature at +10 mV/°K. With less than 1W dynamic impedance the device operates over a current range of 400 μA to 5 mA with virtually no change in performance. When calibrated at 25°C the LM135 has typically less than 1°C error over a 100°C temperature range. Unlike other sensors the LM135 has a linear output....

16p nguyen5 20-11-2009 250 36   Download