News & Resources

What Are the Differences Between AC and DC in Power Transmission Technology?

Alternating current (AC) and direct current (DC) are two commonly used forms of electrical energy in power transmission systems. AC is suitable for large power grids and regional…

Why Do Substations Use DC Power Supplies?

Substation DC power supplies are an integral part of power systems, which are mainly used for relay protection, circuit breaker operation, automation control, and emergency power supply. Compared…

What Is SF₆Gas Insulated Switchgear (GIS)?

SF₆ Gas Insulated Switchgear (GIS) encloses key components — circuit breakers, disconnectors, grounding switches, and busbars — inside a grounded metal housing filled with SF₆ gas. This sealed structure…

Is It Safe to Live Near a Substation?

A substation is a facility in the power system that is used for voltage conversion and power distribution, which helps supply stable electricity to cities, factories, and residential…

What Is a Substation?

Do Substations Emit Electromagnetic Radiation?

Substations are facilities in power systems that are used for voltage conversion and power distribution, and they support urban electricity supply, industrial operations, and daily residential power usage.…