Frequency converter

Fresh photoelectron self-developed low-voltage dynamic reactive power compensation and harmonic treatment devices (hereinafter referred to as the SVG), using intelligent control algorithm, can fast reactive power compensation, harmonic filtering, suppress voltage fluctuation and flicker, and can effectively restrain three-phase imbalance, can very good to solve power quality problems of the power supply system.

FGSVG series high-pressure dynamic reactive power compensation device, with the chip DSP + FPGA as the core, using instantaneous reactive power theory control technology, FFT fast harmonic calculation technology, the high power IGBT drive technology, with high reliability, easy operation, high performance design goals, able to quickly continuously provide capacitive and inductive reactive power, constant testing point assessment of reactive power, constant voltage and constant power factor assessment point, as well as the comprehensive compensation and so on many kinds of control mode.FGSVG series of high voltage dynamic reactive power compensation devices can not only automatically compensate reactive power, but also dynamically compensate harmonics at the same time to ensure the stable operation of the power system.

In distribution power grid, the access of new energy, large capacity of power electronic devices such as the wide application of nonlinear load and impact load, has brought the serious power quality problems, use FGSVG high-pressure dynamic reactive power compensation device, can significantly improve the load and the public power grid connection point of power quality, such as improving power factor, to overcome the three-phase imbalance, eliminate voltage flicker, voltage fluctuation, to suppress the harmonic pollution and so on.

FGSVG series high-pressure dynamic reactive power compensation device, with the chip DSP + FPGA as the core, using instantaneous reactive power theory control technology, FFT fast harmonic calculation technology, the high power IGBT drive technology, with high reliability, easy operation, high performance design goals, able to quickly continuously provide capacitive and inductive reactive power, constant testing point assessment of reactive power, constant voltage and constant power factor assessment point, as well as the comprehensive compensation and so on many kinds of control mode.FGSVG series of high voltage dynamic reactive power compensation devices can not only automatically compensate reactive power, but also dynamically compensate harmonics at the same time to ensure the stable operation of the power system.
In distribution power grid, the access of new energy, large capacity of power electronic devices such as the wide application of nonlinear load and impact load, has brought the serious power quality problems, use FGSVG high-pressure dynamic reactive power compensation device, can significantly improve the load and the public power grid connection point of power quality, such as improving power factor, to overcome the three-phase imbalance, eliminate voltage flicker, voltage fluctuation, to suppress the harmonic pollution and so on.

FGSVG series high-pressure dynamic reactive power compensation device, with the chip DSP + FPGA as the core, using instantaneous reactive power theory control technology, FFT fast harmonic calculation technology, the high power IGBT drive technology, with high reliability, easy operation, high performance design goals, able to quickly continuously provide capacitive and inductive reactive power, constant testing point assessment of reactive power, constant voltage and constant power factor assessment point, as well as the comprehensive compensation and so on many kinds of control mode.FGSVG series of high voltage dynamic reactive power compensation devices can not only automatically compensate reactive power, but also dynamically compensate harmonics at the same time to ensure the stable operation of the power system.
In distribution power grid, the access of new energy, large capacity of power electronic devices such as the wide application of nonlinear load and impact load, has brought the serious power quality problems, use FGSVG high-pressure dynamic reactive power compensation device, can significantly improve the load and the public power grid connection point of power quality, such as improving power factor, to overcome the three-phase imbalance, eliminate voltage flicker, voltage fluctuation, to suppress the harmonic pollution and so on.

FGSVG series high-pressure dynamic reactive power compensation device, with the chip DSP + FPGA as the core, using instantaneous reactive power theory control technology, FFT fast harmonic calculation technology, the high power IGBT drive technology, with high reliability, easy operation, high performance design goals, able to quickly continuously provide capacitive and inductive reactive power, constant testing point assessment of reactive power, constant voltage and constant power factor assessment point, as well as the comprehensive compensation and so on many kinds of control mode.FGSVG series of high voltage dynamic reactive power compensation devices can not only automatically compensate reactive power, but also dynamically compensate harmonics at the same time to ensure the stable operation of the power system.
In distribution power grid, the access of new energy, large capacity of power electronic devices such as the wide application of nonlinear load and impact load, has brought the serious power quality problems, use FGSVG high-pressure dynamic reactive power compensation device, can significantly improve the load and the public power grid connection point of power quality, such as improving power factor, to overcome the three-phase imbalance, eliminate voltage flicker, voltage fluctuation, to suppress the harmonic pollution and so on.

FG3000 series medium voltage frequency converters are a series of high performance and simple frequency converters independently developed by Xinfeng Optoelectronic Technology Co., Ltd.On the premise of improving stability, it adds a series of practical advanced operation and control functions, such as PID regulation, phase-loss protection, light-load oscillation suppression, flexible input and output terminals, on-line parameter modification, power outage and shutdown parameter storage, RS485 control, etc.It provides integrated solutions with high degree for equipment manufacturing and end customers, which is of great help to reduce system procurement and operation costs and improve system reliability.

FG2000 series inverter is a series of high performance, simple and low noise inverter independently developed by Xinfeng optoelectronics company with new concept.On the premise of improve stability, increase the simple vector, practical PI regulation, light load oscillation suppression, input and output phase missing, the speed tracking start, flexible input/output terminals, parameter on-line modification, since the recognition signal transmission failure, power cuts and downtime parameter storage, frequency control, RS485 control and so on a series of practical and advanced operation and control function.It provides integrated solutions with high degree for equipment manufacturing and end customers, which is of great help to reduce system procurement and operation costs and improve system reliability.

FGAPF active power filter (APF) is a new generation of harmonic management solution to dynamically filter harmonics, which adopts advanced dynamic real-time tracking compensation to eliminate harmonics in power grid.FGAPF is a high-power power electronic device based on current detection and current injection technology.By monitoring the current waveform generated by the nonlinear load in real time, the harmonic part is separated, and by controlling the IGBT trigger, the harmonic current of relative size and opposite direction is injected into the grid to filter (offset) the harmonic function, so as to improve the safety and reliability of the electrical system and achieve the purpose of energy saving and efficiency.