Hengfengyou transformer news-Hengfengyou (Qingdao) Transformer Co., Ltd.

2022-08-23

What protection does the main transformer have? Selection principle of main transformer?

differential protection of main transformer: the differential protection can reflect all kinds of inter phase, grounding and inter turn short-circuit faults in the transformer, and can also reflect the short-circuit fault

2022-08-18

What are the maintenance points of transformer operation?

Key points of transformer maintenance 1. Allowable temperature During the operation of the transformer, copper loss and iron loss will occur in its coil and core, and these losses will become heat energy, which will incre

2022-08-18

How to check and maintain 10kV transformer?

As a key part of power system, dry-type transformer can achieve different voltages required by users through step-up or step-down. However, if the transformer fails, the consequences will cause huge losses to users. There

2022-08-12

New power system is an important carrier to promote low-carbon transformation of power industry

The opinions on improving the system, mechanism and policy measures for green and low-carbon energy transformation jointly issued by the national development and Reform Commission and the National Energy Administration co

2022-08-04

What is the difference between rectifier transformer and power transformer

1、 What is rectifier transformer Current conversion is the general term of three working modes: rectification, countercurrent and frequency conversion, among which rectification is the most widely used. The characterist

2022-07-29

Is the transformer dry-type or oil immersed?

Whether to choose oil immersed transformer or dry-type transformer mainly depends on the needs of users and the actual situation. Generally speaking, dry-type transformer and oil immersed transformer are mainly due to the

2022-07-29

Common faults and analysis of oil immersed transformer

The common faults of transformer in operation include the faults of winding, bushing, tap changer, iron core, oil tank and other accessories. 1. Winding fault It mainly includes inter turn short circuit, winding grounding

2022-07-28

Market panoramic assessment and investment potential prediction of China's power equipment industry i

With the development of Chinas power industry, the power equipment manufacturing industry has accelerated its growth. However, under the situation of overcapacity, rising costs and increasingly fierce market competition,

2022-07-21

What caused the failure of transformer bushing

This paper mainly analyzes the common faults of transformer bushing and the main causes of the faults. Lets have a look. . Main insulation and turn to turn insulation failure of winding 1.The main insulation and turn to t

2022-07-21

What are the three common types of transformer faults and how to deal with them

About the use of transformers, there are several kinds of fault problems often encountered in the operation of transformers, mainly including short-circuit damage fault, insulation damage fault, and overheating fault. Let