Product introductionDQ-DCM system has domestically leading and internationally advanced technology. This system utilizes diode and thyristor phase-shifting technology to achieve high-power and ultra high-power power conversion. Its main characteristics are digital control, multiple technology, and platform design, which are widely used in industries such as aerospace, military, metallurgy and mineral, DC arc furnace, new material smelting and preparation, electrolysis, etc. Comply with standards such as GB/T3859, IEC-60146 semiconductor converters, IEC-60076 power transformers, etc.
This scheme adopts phase-shifting transformer, rectification technology, and 24 pulse current converging technology. It is composed of input HV switchgear, rectification transformer, rectifier, DC switch, control cabinet, etc., and outputs DC power to supply power to electrical equipment.
Product features
1 High reliability, with various protective measures to ensure the reliability of the system;
2 High efficiency, improving the efficiency of the DC system through optimized design;
3 Low ripple;
4 High power factor;
5 Having core control software, hardware, components, and integrated technology;
6 The cabinet body adopts fully CNC machining, with a beautiful appearance, and the overall spraying or painting has strong corrosion resistance;
7 The component pressing adopts a balanced fixed force design with dual insulation.
Project Technical Parameter Rectifier type Diode rectifier, thyristor rectifier Pulse count 12 pulse, 24 pulse Place of use Indoor Input current 10kV 50Hz 3PH Output voltage DC0~750V or customized according to customer needs Output current DC200A~20kA or customized according to customer needs Control power supply AC220/380V Output Fiber optic trigger control to adjust the output power of the power cabinet Control PLC fully automatic intelligent control Stabilization precision ±0.1% Power factor ＞0.98 Harmonic content Meet the requirements for current and voltage harmonics in the GB/T14549-1993 Operating mode Long term operation Cooling mode Pure water - water cooled Protection function Overvoltage protection, commutation protection, fault protection, overheating protection, etc
China
