How to analyse transformer oil ?
There are some tests for insulation oil testing include Breakdown voltage (BDV)test, water content test, acidity test, Dielectric Dissipation Factor test, Interfacial Tension test, Flash Point test, Viscosity test, Relative Density Test, Furan Analysis , Dissolved Gas Analysis (DGA)ect.
What test items are required for transformer Preventive Tests ?
Transformer Preventive maintenance is crucial to ensure the reliable operation, extend their lifespan, and prevent unexpected failures. This involves regular inspection, testing, and servicing. Here’s a detailed overview of transformer preventive maintenance tests .
Comprehensive Guide to Transformer Short-Circuit:Cause,Prevention Measures and Testing Methods
In response to the frequent occurrences of transformer short circuit accidents, we need to delve into understanding the underlying causes, examining the short circuit conditions , and strategizing to minimize their frequency and impact,checking the transformer short circuit testing.
Analysis of Abnormal Partial Discharge of 35 kV XLPE Cable
when it comes to the utilization of 35 kV XLPE cables, the issue of abnormal partial discharge poses a significant challenge. Power outages resulting from this problem accelerate cable damage, leading to economic losses for industry development and hindering sustainable industry growth. Consequently, when analyzing partial discharge issues with 35 kV XLPE cables
Is VLF test destructive ?
VLF testing is considered more suitable for assessing the withstand capability and insulation quality of modern cables with polymer-based insulation. It provides a more realistic and less damaging test method compared to DC testing. The VLF testing method allows for a more accurate evaluation of the cable’s condition and remaining life expectancy.
The Application and Advantages of Battery charger discharger: Solving Practical Pain Points in Data Center Provider
Battery Charger Discharger Introduce A battery charger discharger is a device or system designed to charge and discharge batteries. It is used to manage the charging and discharging process of batteries, ensuring their optimal performance and longevity. It is a comprehensive all-in-one machine which can proceed the battery capacity test, battery charging and battery activating . It […]
What is the difference between VLF and hipot ?
What is the difference between VLF and hipot?
VLF Testing is a AC hipot tester that perform the withstand and diagnostic testing for test object at very low frequency 0.1 Hz to 0.01 Hz . It is applied for HV/MV cable, motor and generator and other high capacitive loads.
Vacuum switch vacuum degree tester
Vacuum switch vacuum degree tester utilizes an innovative excitation coil and employs the magnetron discharge method to evaluate the vacuum degree of the arc extinguishing chamber without requiring disassembly.
What is the transformer temperature rising test ?
When the temperature of transformer accessories exceeds its allowable range for a long time, even the transformer oil temperature is 10℃ higher than normal or the temperature is still rising, the insulation of transformer will be easily damaged and broken down by high voltage,causing failure or accidents . In order to ensure the normal work and service life-span of transformer, it is very important to evaluate the transformer heat up. Let’s discuss the transformer testing for temperature rising in the article .
8 Main Causes Leading to Lead-Acid Battery Failure
The failure of lead-acid batteries can be attributed to various factors, including vulcanization, water loss, thermal runaway, shedding of active substances, plate softening,
