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Industry News

  • S13 oil-immersed transformer seepage and oil leakage

    S13 oil-immersed transformer seepage and oil leakage

    S13 oil-immersed transformers in the use of the difficulties generated all more is, for s13 oil-immersed transformers is the most occurring is to say the seepage of oil difficulties, because s13 oil-immersed transformers oil seepage is more common, but is not able to be found, so it has a relativ...
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  • How to avoid lightning in dry-type transformers?

    In fact, this kind of understanding has a certain degree of one-sidedness. The basic theoretical research and specific experiments show that the primary factor of the safety accident of power distribution equipment is the positive and negative change overvoltage when the power distribution system...
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  • s11 oil-immersed transformer is how to protect

    The purpose of s11 oil-immersed transformer quick-break protection is to get rid of overcurrent protection in close proximity to the switch power supply end of the protection equipment posture period long, choose to enhance the rectification value to limit the posture scope of the method to maint...
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  • Epoxy resin dry type transformers

    Epoxy resin dry-type transformers use epoxy resin as the insulating material. High and low voltage windings are wound with copper tape (foil) and epoxy resin is poured and cured in a vacuum to form a high strength FRP body structure. Insulation grades are F and H. Epoxy resin dry type transformer...
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  • Analysis and treatment of causes of moisture discharge inside 35kV switchgear

    Analysis and treatment of the causes of internal dampness discharge in 35kV switchgear Abstract:The article analyzes the original causes of internal discharge of 35kV indoor high-voltage switchgear in Lianzhou 35kV Xijiang Substation and proposes practical preventive measures, which are of positi...
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  • Step down transformer

    A step-down transformer  is to refer to the higher voltage at the input, converted to a relatively low output of the ideal voltage, so as to achieve the purpose of step-down transformer. Step-down transformer is a very important equipment in the transmission and substation system, its normal oper...
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  • European style substation

    The additives withinside the European-fashion field transformer are all decided on as definitive products, and the technical overall performance of the additives meet the necessities of the corresponding standards. The European-fashion field transformer additionally has the features of electrical...
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  • What is the use of the bushing of the oil-immersed transformer

    The waterproof bushing of oil-immersedtransformer is a commonly used spare part. Whether it is oil-transformed oil-immersed transformer or dry-test oil-immersed transformer, everyone sees this kind of component outside the oil-immersed transformer. Today, everyone will give a detailed introductio...
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  • Three Phase Transformer Electrical Symbols

    How much do you know about distribution transformers? Let’s discuss it together. Three-phase transformers are widely used for AC 50Hz to 60Hz, voltage below 660V It is widely used in imported important equipment, precision machine tools, mechanical and electronic equipment, medical equipmen...
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  • About the cooling mode of the transformer

    Transformer cooling method ONAN/ONAF, DNAN/OFAF, ONAN/ONAF/OFAF ONAN/ONAF=ONAN(Oil Natural Air Natural) ONAF (Oil Natural Air forced Indicates that the transformer is equipped with a fan, and when the load is large, the fan is put into operation. in two cold In the cooling mode, the oil flow is c...
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  • Oil-immersed transformer handover experiment

    Oil-immersed transformer handover experiment

    Today, we will share the work handover method of oil-immersed transformers. We know that in the work handover experiment, each electrical equipment is an essential step before it starts to be applied. It means that after the electrical equipment is newly installed, it must pass the inspection and...
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  • The first ±800kV flexible straight-through wall bushing independently developed in China was successfully put into operation

    The first ±800kV flexible straight-through wall bushing independently developed in China was successfully put into operation

    “In the 40 years since the 1980s, we have been subject to foreign control for a long time in terms of key equipment and key technologies of DC power transmission. Today, we finally won this turnaround battle, using the UHV flexible cables made by the Chinese themselves. Straight through the...
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