What is partial discharge
If containing gas in the liquid and solid electrolyte composition, as a result of the...
2026
How is partial discharge produced
According to the principle and position of partial discharge, transformer partial discharge can be generally...
Partial discharge measurement limitation
Partial discharge is mainly caused by the winding or transformer oil moisture, between the winding,...
Precautions for dry-type test transformers
Precautions for the use of dry-type test transformers 1. The layout of the test equipment...
How to use the insulation resistance tester
Method/Step 1. When the insulation resistance tester measures the insulation resistance of the circuit, the...
How to use the clamp ground resistance tester
1. Multi-point grounding system For multi-point grounding systems (such as power transmission system tower grounding,...
Six precautions for DC high voltage generators
The DC high voltage generator must strictly abide by the operating rules during the operation....
Temperature rise test of grounding transformer
Test transformers, also called neutral point couplers, are often used in three-phase power systems without...
High voltage generator without high voltage output
What is the reason why the generator has no high voltage output during the test...
The role of DC resistance measuring instrument
The DC resistance measuring instrument determines the welding and connection quality of the lead wire...