News

Analysis of the advantages and disadvantages of IGBT medium-frequency induction melti ...

Add time：2026-01-17

Advantages of IGBT MF induction melting furnaceIndependent R&D and mature technology: The IGBT technology is independently developed and has reached a high level of maturity. Through continuous experience accumulation and iterative improvements b ...123

Characteristics of Induction Electric Melting Furnaces

Add time：2026-01-16

① Stable melting process and high mechanical strength of castingsInduction furnaces enable stable melting of various types of cast iron. Due to minimal oxidation losses during the melting process and the ease of adjusting both chemical composition an ...123

Applications of Induction Furnaces

Add time：2026-01-16

The main feature of induction heating is the direct heating of workpieces. Its advantages include good working conditions for operators, fast heating speed, easy temperature control, no metal impurities mixed in during the heating process, and minima ...123

Characteristics and Classification of Induction Furnace Power Supplies

Add time：2026-01-15

The power supply unit for induction furnaces, also known as a solid-state medium-frequency power supply (hereinafter referred to as the medium-frequency power supply), is a type of static frequency converter composed of power semiconductor devices. I ...123

Common fault diagnosis for medium-frequency induction furnaces

Add time：2026-01-15

When the KGPS series variable frequency power supply itself or the load malfunctions, the power cabinet will usually shut down automatically and enter a protected state.  In this case, the power should be immediately turned off, and the cause of ...123

What is series resonance in a medium-frequency furnace?

Add time：2026-01-15

1. Series resonance refers to an LC series circuit where the sum of the impedances of the inductor and capacitor is exactly zero.  Therefore, the entire circuit is purely resistive, the total circuit impedance is minimized, and the current is ma ...123

How to select a medium-frequency induction furnace transformer?

Add time：2026-01-15

The two secondary windings of the transformer will operate in parallel, so their output characteristics should be as consistent as possible, such as consistent output voltage, leakage reactance, and short-circuit impedance. Otherwise, serious circula ...123

Structural Characteristics of Medium Frequency Induction Furnace Transformers

Add time：2026-01-13

Rectifier Circuits Applicable to Medium Frequency Induction Furnace TransformersCommon rectifier circuits include single-phase half-wave, single-phase full-wave, three-phase half-wave, three-phase full-wave (Y or △) bridge, three-phase zigzag (ZO typ ...123

What is series resonance in an medium frequency induction furnace?

Add time：2026-01-13

1. Series resonance refers to a circuit where LC circuits are connected in series, and the sum of their impedances is exactly zero. Therefore, the entire circuit is purely resistive, with minimum impedance and maximum current. This can cause overvolt ...123

Basic structure of the thyristor medium-frequency induction furnace

Add time：2026-01-13

A thyristor-controlled intermediate frequency (IF) unit consists of a controllable or uncontrollable rectifier, a filter, an inverter, and various control and protection circuits. During operation, the three-phase power frequency current is rectified ...123