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  • Photovoltaic power generation systems are divided into independent photovoltaic systems and grid-connected photovoltaic systems. Independent photovoltaic power stations include village power supply systems in remote areas, solar power systems for hou……
    Jun 08
    2018
  • Box-type transformers: Equivalent to modular (box) substations. The box-type transformer is a frame structure. It is made of welded steel. The frame is covered with aluminum alloy plate and coated with a special paint layer to make it have strong me……
    Jun 08
    2018
  • Box-type substations, also called pre-installed substations or pre-installed substations. Is a high-voltage switchgear, distribution transformers and low-voltage power distribution devices, according to a certain wiring scheme into a factory prefabri……
    Jun 08
    2018
  • (1) The electrical performance is good and the partial discharge value is low: In the insulating structure of the transformer, there will be some localized weak points of insulation.……
    Jun 08
    2018
  • Grounding transformer is referred to as grounding change. According to filling medium, grounding change can be divided into oil type and dry type. According to the number of phases, grounding change can be divided into three-phase grounding and singl……
    Jun 08
    2018
  • The main component of an AC voltage transformer, which can convert a voltage AC power to another voltage of the same frequency, is a core and two windings placed on the core. The coil connected to the power supply receives alternating current energy……
    Jun 08
    2018
  • In the chemical industry where the rectification becomes most common, the high-power rectifier devices also have low secondary voltages and large currents. Therefore, they are similar to the electric furnaces in many aspects.……
    Jun 08
    2018
  • Distribution transformers, abbreviated as “distribution transformers”, refer to a static electrical appliance in a distribution system that transforms AC voltage and current according to the law of electromagnetic induction and transmits AC electrica……
    Jun 08
    2018
  • Oil-immersed transformers have several isolated oil systems that are isolated from one another. During the operation of the oil-immersed transformers, the oils in these independent oil systems are mutually exclusive, and the oil quality and operating……
    Jun 08
    2018
  • Power transformers are one of the main equipments in power plants and substations. The role of the transformer is not only to increase the voltage to send electricity to areas where electricity is used, but also to reduce the voltage to various level……
    Jun 08
    2018
  • A transformer is a device that converts alternating voltage, current, and impedance. When an alternating current flows in the primary coil, an alternating magnetic flux is generated in the iron core (or core), causing a voltage (or current) to be ind……
    Jun 08
    2018
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