Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Dai Juan Wang"'
Publikováno v:
Applied Mechanics and Materials. 521:375-378
Power transformer is the important equipment in power system, once the occurrence of faults may bring serious harm to power grid, and even cause great losses. This paper proposes a transformer winding insulation defect detection method. The method on
Publikováno v:
Applied Mechanics and Materials. 521:371-374
Distribution transformer is an important device in the power system, once its failure can cause power outages. According to statistics, 70% -80% of the transformer accident was caused by a short circuit between the transformer turns. In this paper, t
Publikováno v:
Applied Mechanics and Materials. 521:358-361
Distribution transformer is an important device in the power supply system, once its failure can cause power outages. According to statistics, 70% -80% of the transformer accident was caused by a short circuit between the transformer turns. Based on
Publikováno v:
Advanced Materials Research. :880-883
Water tree, electrical tree and electrochemical tree formed by premature defects of the cable can induce fault. The failure rate of the cable connecter which is higher than cable itself can emerge water tree, electrical tree and electrochemical tree.
Publikováno v:
Advanced Materials Research. :888-891
GIS is currently widely used in the power system and is the Developing Trends of Electrical appliances manufacturing. At present, a lot of research on GIS PD, but the study of the recognition of the PD severity is less. By analyzing a large number of
Publikováno v:
Advanced Materials Research. :892-895
Power transformer is the key equipment in power system. In view of the issues of the current bushing monitoring method, a new detection method of bushing insulation defects is proposed in this paper. According to the internal structure of bushing, th
Publikováno v:
Advanced Materials Research. :863-866
A methodology of diagnosing the winding insulation defect according to data of transient voltage and current from the impulse voltage test is put forward in this paper. Lightning impulse test for transformer is divided into half-wave and full-wave at