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Low-voltage static and reactive power generator (SVG), the main circuit for the IGBT power converter, using instantaneous reactive power theory based detection technology, automatic tracking detection system and system voltage and current changes, rapid and continuous compensation to adjust the system reactive power, with high controllability and fast response, while compensating for reactive power, it can also significantly improve the power quality at the connection point between the load and the utility grid, improve the power factor, and improve unbalanced three phases.

DY-SVG military-grade control chip, computing power and strong anti-interference, enabling a controller to control multiple low voltage static and reactive power generator in parallel, Adopt adaptive current average control algorithm to overcome the traditional hysteresis current control due to the switching frequency changes brought by the wide output spectrum range, filtering more difficult, high-frequency harmonics will interfere with the shortcomings of the power grid, dynamic continuous reactive power compensation and filtering.

Second, the use of the environment:

· Installation: indoor installation, optional fixed way, the cable into the line optional.

· Ambient temperature: -25 ℃ ~ +55 ℃.

· Storage temperature: -40 ℃ ~ 65 ℃.

· Relative humidity: up to 95%, no condensation.

· Altitude: Installation altitude is less than 2000 meters (other special needs to be customized).

Third, product characteristics:

· Fast response, can completely replace the traditional low-voltage reactive power compensation device, the response time of 6ms.

· SVG is a current reactive power compensation device, there is no possibility of resonance with the system impedance during operation of the device, and is safety.

· Optimal control strategy: the combination of closed open-loop control, compensation performance optimization.

· The control system using military grade FPGA chip: super computing power.

· High reliability and parallel mode: centralized control with the same controller, no loop between the modules.

· Three-level structure: smooth output, low device loss.

· Expansion of building blocks to install the structure: easy expansion and maintenance.

· All data are using optical fiber communication: anti-interference ability.

· Adaptive Control Algorithm: Adapt to any system impedance change.

· High-quality brand components: imported German Infineon IGBT module, Swiss concept drive, the United States xilinx main controller chip, the French Schneider circuit breakers, the United States avago fiber.

· Complete product models, a 380V, 690V full range of capacity products, covering various industries.

Fourth, product use:

Products have been widely used in rail transit, data centers, hospitals, high-grade office buildings, stadiums, musical theater, airports, chemicals, ports, power generation, metallurgy, more than 20 industries.

Fifth, the main technical parameters: